| /* |
| * Copyright (c) 2014, 2015, 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 8031320 |
| * @summary Verify UseRTMLocking option processing on CPU with rtm support |
| * in case when VM should not support this option. |
| * @library /testlibrary /test/lib /compiler/testlibrary |
| * @modules java.base/jdk.internal.misc |
| * java.management |
| * @build TestUseRTMLockingOptionOnUnsupportedVM |
| * @run main ClassFileInstaller sun.hotspot.WhiteBox |
| * sun.hotspot.WhiteBox$WhiteBoxPermission |
| * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions |
| * -XX:+WhiteBoxAPI TestUseRTMLockingOptionOnUnsupportedVM |
| */ |
| |
| import jdk.test.lib.ExitCode; |
| import jdk.test.lib.cli.*; |
| import jdk.test.lib.cli.predicate.AndPredicate; |
| import jdk.test.lib.cli.predicate.NotPredicate; |
| import rtm.predicate.SupportedCPU; |
| import rtm.predicate.SupportedVM; |
| |
| public class TestUseRTMLockingOptionOnUnsupportedVM |
| extends CommandLineOptionTest { |
| private static final String DEFAULT_VALUE = "false"; |
| |
| private TestUseRTMLockingOptionOnUnsupportedVM() { |
| super(new AndPredicate(new SupportedCPU(), |
| new NotPredicate(new SupportedVM()))); |
| } |
| @Override |
| public void runTestCases() throws Throwable { |
| String errorMessage |
| = RTMGenericCommandLineOptionTest.RTM_UNSUPPORTED_VM_ERROR; |
| String shouldFailMessage = "JVM startup should fail with option " |
| + "-XX:+UseRTMLocking even on unsupported VM. Error message" |
| + " should be shown"; |
| String shouldPassMessage = "JVM startup should pass with option " |
| + "-XX:-UseRTMLocking even on unsupported VM"; |
| // verify that we can't use +UseRTMLocking |
| CommandLineOptionTest.verifySameJVMStartup( |
| new String[] { errorMessage }, null, shouldFailMessage, |
| shouldFailMessage, ExitCode.FAIL, |
| "-XX:+UseRTMLocking"); |
| // verify that we can turn it off |
| CommandLineOptionTest.verifySameJVMStartup(null, |
| new String[] { errorMessage }, shouldPassMessage, |
| shouldPassMessage + " without any warnings", ExitCode.OK, |
| "-XX:-UseRTMLocking"); |
| // verify that it is off by default |
| CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", |
| TestUseRTMLockingOptionOnUnsupportedVM.DEFAULT_VALUE, |
| String.format("Default value of option 'UseRTMLocking' should" |
| + " be '%s'", DEFAULT_VALUE)); |
| } |
| |
| public static void main(String args[]) throws Throwable { |
| new TestUseRTMLockingOptionOnUnsupportedVM().test(); |
| } |
| } |