chrome/test/data/dromaeo/tests/sunspider-math-partial-sums.html

   1 <html>
   2 <head>
   3 <script src="../htmlrunner.js"></script>
   4 <script>
   5 // The Computer Language Shootout
   6 // http://shootout.alioth.debian.org/
   7 // contributed by Isaac Gouy
   8
   9 function partial(n){
  10         var a1 = a2 = a3 = a4 = a5 = a6 = a7 = a8 = a9 = 0.0;
  11         var twothirds = 2.0/3.0;
  12         var alt = -1.0;
  13         var k2 = k3 = sk = ck = 0.0;
  14
  15         for (var k = 1; k <= n; k++){
  16                 k2 = k*k;
  17                 k3 = k2*k;
  18                 sk = Math.sin(k);
  19                 ck = Math.cos(k);
  20                 alt = -alt;
  21
  22                 a1 += Math.pow(twothirds,k-1);
  23                 a2 += Math.pow(k,-0.5);
  24                 a3 += 1.0/(k*(k+1.0));
  25                 a4 += 1.0/(k3 * sk*sk);
  26                 a5 += 1.0/(k3 * ck*ck);
  27                 a6 += 1.0/k;
  28                 a7 += 1.0/k2;
  29                 a8 += alt/k;
  30                 a9 += alt/(2*k -1);
  31         }
  32 }
  33
  34 window.onload = function(){ startTest("sunspider-math-partial-sums", 'a31c1c44');
  35
  36 test( "Partial Sums", function(){
  37         partial(2048);
  38 });
  39
  40 endTest(); };
  41 </script>
  42 </head>
  43 <body></body>
  44 </html>