Mercurial > hg > truffle
view test/compiler/6636138/Test2.java @ 1132:896da934748c
6913869: Zero assert fix
Summary: Zero currently won't build on zSeries or PowerPC machines with assertions turned on.
Reviewed-by: twisti
Contributed-by: Gary Benson <gbenson@redhat.com>
author | twisti |
---|---|
date | Mon, 04 Jan 2010 03:34:40 -0800 |
parents | ace8397c8563 |
children | c18cbe5936b8 |
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/* * Copyright 2009 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. */ /** * @test * @bug 6636138 * @summary SuperWord::co_locate_pack(Node_List* p) generates memory graph that leads to memory order violation. * * @run main/othervm -server -Xbatch -XX:CompileOnly=Test2.shift Test2 */ public class Test2 { public static void init(int src[]) { // Initialize the array for (int i = 0; i < src.length; i++) src[i] = i; } public static void shift(int src[]) { //left-shift the array for (int i = src.length-1; i > 0; i--){ int tmp = src[i]; src[i] = src[i-1]; src[i-1] = tmp; } } public static void verify(int src[]) { for (int i = 0; i < src.length; i++){ int value = (i-1 + src.length)%src.length; // correct value after shifting if (src[i] != value) { System.out.println("Error: src["+i+"] should be "+ value + " instead of " + src[i]); System.exit(97); } } } public static void test() { int[] src = new int[10]; init(src); shift(src); verify(src); } public static void main(String[] args) { for (int i=0; i< 2000; i++) test(); } }