1 /* 2 * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test TestUseCompressedOopsErgo 26 * @key gc 27 * @bug 8010722 28 * @summary Tests ergonomics for UseCompressedOops. 29 * @library /testlibrary /test/lib 30 * @modules java.base/jdk.internal.misc 31 * java.management/sun.management 32 * @build TestUseCompressedOopsErgo TestUseCompressedOopsErgoTools 33 * @run main ClassFileInstaller sun.hotspot.WhiteBox 34 * sun.hotspot.WhiteBox$WhiteBoxPermission 35 * @run main/othervm TestUseCompressedOopsErgo -XX:+UseG1GC 36 * @run main/othervm TestUseCompressedOopsErgo -XX:+UseParallelGC 37 * @run main/othervm TestUseCompressedOopsErgo -XX:+UseParallelGC -XX:-UseParallelOldGC 38 * @run main/othervm TestUseCompressedOopsErgo -XX:+UseConcMarkSweepGC 39 * @run main/othervm TestUseCompressedOopsErgo -XX:+UseSerialGC 40 */ 41 42 public class TestUseCompressedOopsErgo { 43 44 public static void main(String args[]) throws Exception { 45 if (!TestUseCompressedOopsErgoTools.is64bitVM()) { 46 // this test is relevant for 64 bit VMs only 47 return; 48 } 49 final String[] gcFlags = args; 50 TestUseCompressedOopsErgoTools.checkCompressedOopsErgo(gcFlags); 51 } 52 } 53