| <html> |
| <head> |
| <script src="../htmlrunner.js"></script> |
| <script> |
| // The Great Computer Language Shootout |
| // http://shootout.alioth.debian.org |
| // |
| // Contributed by Ian Osgood |
| |
| function pad(n,width) { |
| var s = n.toString(); |
| while (s.length < width) s = ' ' + s; |
| return s; |
| } |
| |
| function primes(isPrime, n) { |
| var i, count = 0, m = 10000<<n, size = m+31>>5; |
| |
| for (i=0; i<size; i++) isPrime[i] = 0xffffffff; |
| |
| for (i=2; i<m; i++) |
| if (isPrime[i>>5] & 1<<(i&31)) { |
| for (var j=i+i; j<m; j+=i) |
| isPrime[j>>5] &= ~(1<<(j&31)); |
| count++; |
| } |
| } |
| |
| window.onload = function(){ startTest("sunspider-bitops-nsieve-bits", '35973a6b'); |
| |
| var i = 2; |
| |
| test( "N-Sieve Bits", function(){ |
| var isPrime = new Array((10000<<i)+31>>5); |
| primes(isPrime, i); |
| }); |
| |
| endTest(); }; |
| </script> |
| </head> |
| <body></body> |
| </html> |
