2846N/A/*
2846N/A * Copyright 2011 SAP AG. All Rights Reserved.
2846N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
2846N/A *
2846N/A * This code is free software; you can redistribute it and/or modify it
2846N/A * under the terms of the GNU General Public License version 2 only, as
2846N/A * published by the Free Software Foundation.
2846N/A *
2846N/A * This code is distributed in the hope that it will be useful, but WITHOUT
2846N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
2846N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
2846N/A * version 2 for more details (a copy is included in the LICENSE file that
2846N/A * accompanied this code).
2846N/A *
2846N/A * You should have received a copy of the GNU General Public License version
2846N/A * 2 along with this work; if not, write to the Free Software Foundation,
2846N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
2846N/A *
2846N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2846N/A * or visit www.oracle.com if you need additional information or have any
2846N/A * questions.
2846N/A */
2846N/A
2846N/A/*
2846N/A * @test TestShortArraycopy
2846N/A * @bug 7100935
2846N/A * @summary verify that shorts are copied element-wise atomic.
2846N/A * @run main/othervm -Xint TestShortArraycopy
2846N/A * @run main/othervm -Xcomp -Xbatch TestShortArraycopy
2846N/A * @author volker.simonis@gmail.com
2846N/A */
2846N/A
2846N/Apublic class TestShortArraycopy {
2846N/A
2846N/A static short[] a1 = new short[8];
2846N/A static short[] a2 = new short[8];
2846N/A static short[] a3 = new short[8];
2846N/A
2846N/A static volatile boolean keepRunning = true;
2846N/A
2846N/A public static void main(String[] args) throws InterruptedException {
2846N/A
2846N/A for (int i = 0; i < a1.length ; i++) {
2846N/A a1[i] = (short)0xffff;
2846N/A a2[i] = (short)0xffff;
2846N/A a3[i] = (short)0x0000;
2846N/A }
2846N/A Thread reader = new Thread() {
2846N/A public void run() {
2846N/A while (keepRunning) {
2846N/A for (int j = 0; j < a1.length; j++) {
2846N/A short s = a1[j];
2846N/A if (s != (short)0xffff && s != (short)0x0000) {
2846N/A System.out.println("Error: s = " + s);
2846N/A throw new RuntimeException("wrong result");
2846N/A
2846N/A }
2846N/A }
2846N/A }
2846N/A }
2846N/A };
2846N/A Thread writer = new Thread() {
2846N/A public void run() {
2846N/A for (int i = 0; i < 1000000; i++) {
2846N/A System.arraycopy(a2, 5, a1, 3, 3);
2846N/A System.arraycopy(a3, 5, a1, 3, 3);
2846N/A }
2846N/A }
2846N/A };
2846N/A keepRunning = true;
2846N/A reader.start();
2846N/A writer.start();
2846N/A writer.join();
2846N/A keepRunning = false;
2846N/A reader.join();
2846N/A }
2846N/A}