michael@0: // |reftest| skip -- bogus perf test (bug 540512)
michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: //-----------------------------------------------------------------------------
michael@0: var BUGNUMBER = 451974;
michael@0: var summary = 'TM: loops with anon functions should not be slower with jit enabled';
michael@0: var actual = '';
michael@0: var expect = '';
michael@0: 
michael@0: 
michael@0: //-----------------------------------------------------------------------------
michael@0: test();
michael@0: //-----------------------------------------------------------------------------
michael@0: 
michael@0: function test()
michael@0: {
michael@0:   enterFunc ('test');
michael@0:   printBugNumber(BUGNUMBER);
michael@0:   printStatus (summary);
michael@0: 
michael@0:   var chars = '0123456789abcdef';
michael@0:   var size = 10000;
michael@0:   var mult = 1000;
michael@0:   var densearray = [];
michael@0:   var lsize = size;
michael@0: 
michael@0:   while (lsize--) 
michael@0:   { 
michael@0:     densearray.push(chars); 
michael@0:   }
michael@0: 
michael@0:   function loop()
michael@0:   {
michael@0:     var start = new Date();
michael@0: 
michael@0:     for (var a = 0; a < mult; a++) 
michael@0:     {
michael@0:       var f = (function(x){}); 
michael@0:       for (var i = 0, len = densearray.length; i < len; i++) 
michael@0:       { 
michael@0:         f(densearray[i]); 
michael@0:       }
michael@0:     }
michael@0: 
michael@0:     var stop = new Date();
michael@0:     return stop - start;
michael@0:   }
michael@0: 
michael@0:   jit(false);
michael@0:   var timenonjit = loop();
michael@0:   jit(true);
michael@0:   var timejit = loop();
michael@0:   jit(false);
michael@0: 
michael@0:   print('time: nonjit = ' + timenonjit + ', jit = ' + timejit);
michael@0: 
michael@0:   expect = true;
michael@0:   actual = timejit < timenonjit/2;
michael@0: 
michael@0:   reportCompare(expect, actual, summary);
michael@0: 
michael@0:   exitFunc ('test');
michael@0: }