1 /* 2 * Copyright (c) 2014, 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 /** 26 * @test 27 * @bug 8031320 28 * @summary Verify UseRTMDeopt option processing on CPUs without rtm support 29 * or on VMs without rtm locking support. 30 * @library /testlibrary /testlibrary/whitebox /compiler/testlibrary 31 * @build TestUseRTMDeoptOptionOnUnsupportedConfig 32 * @run main ClassFileInstaller sun.hotspot.WhiteBox 33 * sun.hotspot.WhiteBox$WhiteBoxPermission 34 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 35 * -XX:+WhiteBoxAPI TestUseRTMDeoptOptionOnUnsupportedConfig 36 */ 37 38 import com.oracle.java.testlibrary.cli.CommandLineOptionTest; 39 40 import com.oracle.java.testlibrary.cli.predicate.AndPredicate; 41 import com.oracle.java.testlibrary.cli.predicate.NotPredicate; 42 import rtm.predicate.SupportedCPU; 43 import rtm.predicate.SupportedVM; 44 45 public class TestUseRTMDeoptOptionOnUnsupportedConfig 46 extends RTMGenericCommandLineOptionTest { 47 private static final String DEFAULT_VALUE = "false"; 48 49 private TestUseRTMDeoptOptionOnUnsupportedConfig() { 50 super(new NotPredicate(new AndPredicate(new SupportedCPU(), 51 new SupportedVM())), 52 "UseRTMDeopt", true, false, 53 TestUseRTMDeoptOptionOnUnsupportedConfig.DEFAULT_VALUE, "true"); 54 } 55 56 @Override 57 protected void runX86SupportedVMTestCases() throws Throwable { 58 super.verifyJVMStartup(); 59 // verify default value 60 CommandLineOptionTest.verifyOptionValueForSameVM(optionName, 61 defaultValue); 62 // verify that until RTMLocking is not used, value 63 // will be set to default false. 64 CommandLineOptionTest.verifyOptionValueForSameVM(optionName, 65 defaultValue, "-XX:+UseRTMDeopt"); 66 } 67 68 public static void main(String args[]) throws Throwable { 69 new TestUseRTMDeoptOptionOnUnsupportedConfig().test(); 70 } 71 }