test/opt/add_constant.js

Wed, 27 Apr 2016 01:36:41 +0800

author
aoqi
date
Wed, 27 Apr 2016 01:36:41 +0800
changeset 0
b1a7da25b547
child 952
6d5471a497fb
permissions
-rw-r--r--

Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/nashorn/
changeset: 1034:4b9cc65dd24d
tag: jdk8u25-b17

aoqi@0 1 /*
aoqi@0 2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 4 *
aoqi@0 5 * This code is free software; you can redistribute it and/or modify it
aoqi@0 6 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 7 * published by the Free Software Foundation.
aoqi@0 8 *
aoqi@0 9 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 12 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 13 * accompanied this code).
aoqi@0 14 *
aoqi@0 15 * You should have received a copy of the GNU General Public License version
aoqi@0 16 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 18 *
aoqi@0 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 20 * or visit www.oracle.com if you need additional information or have any
aoqi@0 21 * questions.
aoqi@0 22 */
aoqi@0 23
aoqi@0 24 /**
aoqi@0 25 * Example of an add function that gets specialized to doubles
aoqi@0 26 * if run with --optimize flag set
aoqi@0 27 */
aoqi@0 28
aoqi@0 29 function add(a,b) {
aoqi@0 30 return a + b;
aoqi@0 31 }
aoqi@0 32
aoqi@0 33
aoqi@0 34 function bench() {
aoqi@0 35 var sum = 1;
aoqi@0 36 for (var x = 0 ; x < 5e7 ; x++) {
aoqi@0 37 sum *= add(x, 17);
aoqi@0 38 }
aoqi@0 39 return sum;
aoqi@0 40 }
aoqi@0 41
aoqi@0 42 var d = new Date;
aoqi@0 43 print(bench());
aoqi@0 44 d = new Date - d;
aoqi@0 45 print("took " + d + " ms");

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