1 /*

     2  * Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  * 

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  * 

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  * 

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  * 

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 /**

    25  * sanity check that apply to call specialization is faster than apply.

    26  *

    27  * @test

    28   * @run

    29  */

    30 

    31 var Class = {

    32     create: function() {

    33 	return function() { //vararg

    34 	    this.initialize.apply(this, arguments);

    35 	}

    36     }

    37 };

    38 

    39 Color = Class.create();

    40 Color.prototype = {

    41     red: 0, green: 0, blue: 0,

    42     initialize: function(r,g,b) {

    43 	this.red = r;

    44 	this.green = g;

    45 	this.blue = b;

    46     }

    47 };

    48 

    49 var time1 = 0;

    50 var time2 = 0;

    51 

    52 function set_time1(t) {

    53     time1 = t;

    54 }

    55 

    56 function set_time2(t) {

    57     time2 = t;

    58 }

    59 

    60 function bench(x, set_time) {

    61     var d = new Date;

    62     var colors = new Array(16);

    63     for (var i=0;i<1e8;i++) {

    64 	colors[i & 0xf] = new Color(1,2,3);

    65     }

    66     var t = new Date - d;

    67     set_time(t);

    68     return colors;

    69 }

    70 

    71 //warmup

    72 print("Running warmup");

    73 bench(17, set_time1);

    74 

    75 print("Running sharp run");

    76 bench(17, set_time1);

    77 

    78 print("Swapping out call");

    79 Function.prototype.call = function() {

    80     throw "This should not happen, apply should be called instead";

    81 };

    82 

    83 print("Rerunning invalidated");

    84 bench(17, set_time2);

    85 

    86 print("All done!");

    87 

    88 if (time1 > time2) {

    89     print("ERROR: time1 > time2 (" + time1 + " > " + time2 + ")");

    90 } else {

    91     print("Times OK");

    92 }

    93