gecko/js/tests/js1_8_1/trace/regress-451974-02.js

99 lines
3.0 KiB
JavaScript

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is JavaScript Engine testing utilities.
*
* The Initial Developer of the Original Code is
* Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2008
* the Initial Developer. All Rights Reserved.
*
* Contributor(s): Andreas Gal
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
var gTestfile = 'regress-451974-02.js';
//-----------------------------------------------------------------------------
var BUGNUMBER = 451974;
var summary = 'TM: loops with anon functions should not be slower with jit enabled';
var actual = '';
var expect = '';
//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------
function test()
{
enterFunc ('test');
printBugNumber(BUGNUMBER);
printStatus (summary);
var chars = '0123456789abcdef';
var size = 1000;
var mult = 100;
var densearray = [];
var lsize = size;
while (lsize--)
{
densearray.push(chars);
}
function loop()
{
var start = new Date();
for (var a = 0; a < mult; a++)
{
var f = (function(x){});
for (var i = 0, len = densearray.length; i < len; i++)
{
f(densearray[i]);
}
}
var stop = new Date();
return stop - start;
}
jit(false);
var timenonjit = loop();
jit(true);
var timejit = loop();
jit(false);
print('time: nonjit = ' + timenonjit + ', jit = ' + timejit);
expect = true;
actual = timejit < timenonjit/2;
reportCompare(expect, actual, summary);
exitFunc ('test');
}