js/src/tests/js1_8_1/jit/regress-451974-01.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 printBugNumber(BUGNUMBER);
michael@0 14 printStatus (summary);
michael@0 15
michael@0 16 var chars = '0123456789abcdef';
michael@0 17 var size = 10000;
michael@0 18 var mult = 1000;
michael@0 19 var densearray = [];
michael@0 20 var lsize = size;
michael@0 21
michael@0 22 while (lsize--)
michael@0 23 {
michael@0 24 densearray.push(chars);
michael@0 25 }
michael@0 26
michael@0 27 function loop()
michael@0 28 {
michael@0 29 var start = new Date();
michael@0 30
michael@0 31 for (var a = 0; a < mult; a++)
michael@0 32 {
michael@0 33 var f = (function(x){});
michael@0 34 for (var i = 0, len = densearray.length; i < len; i++)
michael@0 35 {
michael@0 36 f(densearray[i]);
michael@0 37 }
michael@0 38 }
michael@0 39
michael@0 40 var stop = new Date();
michael@0 41 return stop - start;
michael@0 42 }
michael@0 43
michael@0 44 jit(false);
michael@0 45 var timenonjit = loop();
michael@0 46 jit(true);
michael@0 47 var timejit = loop();
michael@0 48 jit(false);
michael@0 49
michael@0 50 print('time: nonjit = ' + timenonjit + ', jit = ' + timejit);
michael@0 51
michael@0 52 expect = true;
michael@0 53 actual = timejit < timenonjit/2;
michael@0 54
michael@0 55 reportCompare(expect, actual, summary);

mercurial