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3 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
5 * The contents of this file are subject to the Mozilla Public License Version
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15 * The Original Code is JavaScript Engine testing utilities.
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22 * Contributor(s): Boris Zbarsky
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38 //-----------------------------------------------------------------------------
39 var BUGNUMBER = 451673;
40 var summary = 'TM: Tracing prime number generation';
45 //-----------------------------------------------------------------------------
47 //-----------------------------------------------------------------------------
52 printBugNumber(BUGNUMBER);
53 printStatus (summary);
55 function doTest(enablejit)
63 var start = new Date();
68 numprimes = 1; // 2 is prime
69 var mceil = Math.floor;
70 var msqrt = Math.sqrt;
73 for (i = 3; i<= n; i+=2)
76 limit = mceil(msqrt(i)+1) + 1;
78 for (j = 3; j < limit; j+=2)
95 var timetaken = end - start;
96 timetaken = timetaken / 1000;
101 print((enablejit ? ' JIT' : 'Non-JIT') + ": Number of primes up to: " + n + " is " + numprimes + ", counted in " + timetaken + " secs.");
106 var timenonjit = doTest(false);
107 var timejit = doTest(true);
110 actual = timejit < timenonjit;
112 reportCompare(expect, actual, summary);