The Tor Browser / file comparison
comparison: js/src/tests/js1_8_1/jit/regress-451974-02.js
js/src/tests/js1_8_1/jit/regress-451974-02.js
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:c187eef33642 |
|---|---|
| 1 // |reftest| skip -- bogus perf test (bug 540512) | |
| 2 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 //----------------------------------------------------------------------------- | |
| 8 var BUGNUMBER = 451974; | |
| 9 var summary = 'TM: loops with anon functions should not be slower with jit enabled'; | |
| 10 var actual = ''; | |
| 11 var expect = ''; | |
| 12 | |
| 13 | |
| 14 //----------------------------------------------------------------------------- | |
| 15 test(); | |
| 16 //----------------------------------------------------------------------------- | |
| 17 | |
| 18 function test() | |
| 19 { | |
| 20 enterFunc ('test'); | |
| 21 printBugNumber(BUGNUMBER); | |
| 22 printStatus (summary); | |
| 23 | |
| 24 var chars = '0123456789abcdef'; | |
| 25 var size = 10000; | |
| 26 var mult = 1000; | |
| 27 var densearray = []; | |
| 28 var lsize = size; | |
| 29 | |
| 30 while (lsize--) | |
| 31 { | |
| 32 densearray.push(chars); | |
| 33 } | |
| 34 | |
| 35 function loop() | |
| 36 { | |
| 37 var start = new Date(); | |
| 38 | |
| 39 for (var a = 0; a < mult; a++) | |
| 40 { | |
| 41 var f = (function(x){}); | |
| 42 for (var i = 0, len = densearray.length; i < len; i++) | |
| 43 { | |
| 44 f(densearray[i]); | |
| 45 } | |
| 46 } | |
| 47 | |
| 48 var stop = new Date(); | |
| 49 return stop - start; | |
| 50 } | |
| 51 | |
| 52 jit(false); | |
| 53 var timenonjit = loop(); | |
| 54 jit(true); | |
| 55 var timejit = loop(); | |
| 56 jit(false); | |
| 57 | |
| 58 print('time: nonjit = ' + timenonjit + ', jit = ' + timejit); | |
| 59 | |
| 60 expect = true; | |
| 61 actual = timejit < timenonjit/2; | |
| 62 | |
| 63 reportCompare(expect, actual, summary); | |
| 64 | |
| 65 exitFunc ('test'); | |
| 66 } |
