Mercurial > hg > graal-compiler
view test/compiler/6636138/Test1.java @ 20450:fa6c442c59ee
8057827: notify an obj when allocation context stats are available
Reviewed-by: mikael, jmasa, tschatzl
author | jcoomes |
---|---|
date | Wed, 10 Sep 2014 16:06:53 -0700 |
parents | 55fb97c4c58d |
children | 4ca6dc0799b6 |
line wrap: on
line source
/* * Copyright (c) 2009, 2013, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.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 -Xbatch -XX:CompileOnly=Test1.init Test1 */ public class Test1 { public static void init(int src[], int [] dst, int[] ref) { // initialize the arrays for (int i =0; i<src.length; i++) { src[i] = i; dst[i] = 2; // yes, dst[i] needed(otherwise src[i] will be replaced with i) ref[i] = src[i]; // src[i] depends on the store src[i] } } public static void verify(int src[], int[] ref) { // check whether src and ref are equal for (int i = 0; i < src.length; i++) { if (src[i] != ref[i]) { System.out.println("Error: src and ref don't match at " + i); System.exit(97); } } } public static void test() { int[] src = new int[34]; int[] dst = new int[34]; int[] ref = new int[34]; init(src, dst, ref); verify(src, ref); } public static void main(String[] args) { for (int i=0; i< 2000; i++) { test(); } } }