| /* |
| * Copyright (c) 2014, 2016, 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 without |
| * rtm support. |
| * @library /test/lib / |
| * @modules java.base/jdk.internal.misc |
| * java.management |
| * @requires (!vm.rtm.cpu) & (vm.flavor == "server" & !vm.emulatedClient) |
| * @build sun.hotspot.WhiteBox |
| * @run driver ClassFileInstaller sun.hotspot.WhiteBox |
| * sun.hotspot.WhiteBox$WhiteBoxPermission |
| * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions |
| * -XX:+WhiteBoxAPI |
| * compiler.rtm.cli.TestUseRTMLockingOptionOnUnsupportedCPU |
| */ |
| |
| package compiler.rtm.cli; |
| |
| import jdk.test.lib.process.ExitCode; |
| import jdk.test.lib.Platform; |
| import jdk.test.lib.cli.CommandLineOptionTest; |
| |
| public class TestUseRTMLockingOptionOnUnsupportedCPU { |
| private static final String DEFAULT_VALUE = "false"; |
| |
| public void runTestCases() throws Throwable { |
| String unrecongnizedOption |
| = CommandLineOptionTest.getUnrecognizedOptionErrorMessage( |
| "UseRTMLocking"); |
| String errorMessage = RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR; |
| |
| if (Platform.isX86() || Platform.isX64() || Platform.isPPC()) { |
| String shouldFailMessage = "JVM startup should fail with option " |
| + "-XX:+UseRTMLocking on unsupported CPU"; |
| // verify that we get an error when use +UseRTMLocking |
| // on unsupported CPU |
| CommandLineOptionTest.verifySameJVMStartup( |
| new String[] { errorMessage }, |
| new String[] { unrecongnizedOption }, shouldFailMessage, |
| shouldFailMessage + ". Error message should be shown", |
| ExitCode.FAIL, "-XX:+UseRTMLocking"); |
| |
| String shouldPassMessage = "JVM startup should pass with option " |
| + "-XX:-UseRTMLocking even on unsupported CPU"; |
| // verify that we can pass -UseRTMLocking without |
| // getting any error messages |
| CommandLineOptionTest.verifySameJVMStartup(null, new String[] { |
| errorMessage, unrecongnizedOption }, shouldPassMessage, |
| shouldPassMessage + " without any warnings", ExitCode.OK, |
| "-XX:-UseRTMLocking"); |
| |
| // verify that UseRTMLocking is false by default |
| CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", |
| TestUseRTMLockingOptionOnUnsupportedCPU.DEFAULT_VALUE, |
| String.format("Default value of option 'UseRTMLocking' " |
| +"should be '%s'", DEFAULT_VALUE)); |
| } else { |
| String shouldFailMessage = "RTMLocking should be unrecognized" |
| + " on non-x86 CPUs. JVM startup should fail." |
| + "Error message should be shown"; |
| // verify that on non-x86 CPUs RTMLocking could not be used |
| CommandLineOptionTest.verifySameJVMStartup( |
| new String[] { unrecongnizedOption }, |
| null, shouldFailMessage, shouldFailMessage, |
| ExitCode.FAIL, "-XX:+UseRTMLocking"); |
| |
| CommandLineOptionTest.verifySameJVMStartup( |
| new String[] { unrecongnizedOption }, |
| null, shouldFailMessage, shouldFailMessage, |
| ExitCode.FAIL, "-XX:-UseRTMLocking"); |
| } |
| } |
| |
| public static void main(String args[]) throws Throwable { |
| new TestUseRTMLockingOptionOnUnsupportedCPU().runTestCases(); |
| } |
| } |