js/src/tests/js1_8_1/jit/regress-451974-02.js

Sat, 03 Jan 2015 20:18:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Sat, 03 Jan 2015 20:18:00 +0100
branch
TOR_BUG_3246
changeset 7
129ffea94266
permissions
-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

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

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