72 lines
2.3 KiB
Java
72 lines
2.3 KiB
Java
/*
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* Copyright (c) 2009, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 6636138
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* @summary SuperWord::co_locate_pack(Node_List* p) generates memory graph that leads to memory order violation.
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*
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* @run main/othervm -Xbatch
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* -XX:CompileCommand=compileonly,compiler.c2.Test6636138_1::init
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* compiler.c2.Test6636138_1
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*/
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package compiler.c2;
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public class Test6636138_1 {
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public static void init(int src[], int [] dst, int[] ref) {
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// initialize the arrays
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for (int i =0; i<src.length; i++) {
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src[i] = i;
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dst[i] = 2; // yes, dst[i] needed(otherwise src[i] will be replaced with i)
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ref[i] = src[i]; // src[i] depends on the store src[i]
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}
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}
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public static void verify(int src[], int[] ref) {
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// check whether src and ref are equal
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for (int i = 0; i < src.length; i++) {
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if (src[i] != ref[i]) {
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System.out.println("Error: src and ref don't match at " + i);
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System.exit(97);
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}
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}
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}
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public static void test() {
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int[] src = new int[34];
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int[] dst = new int[34];
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int[] ref = new int[34];
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init(src, dst, ref);
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verify(src, ref);
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}
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public static void main(String[] args) {
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for (int i=0; i< 2000; i++) {
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test();
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}
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}
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}
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