1 /* 2 * Copyright (c) 2014, 2016, 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 26 * @bug 8031320 27 * @summary Verify UseRTMLocking option processing on CPU with rtm support and 28 * on VM with rtm-locking support. 29 * @library /test/lib / 30 * @modules java.base/jdk.internal.misc 31 * java.management 32 * 33 * @build sun.hotspot.WhiteBox 34 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 35 * sun.hotspot.WhiteBox$WhiteBoxPermission 36 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 37 * -XX:+WhiteBoxAPI 38 * compiler.rtm.cli.TestUseRTMLockingOptionOnSupportedConfig 39 */ 40 41 package compiler.rtm.cli; 42 43 import compiler.testlibrary.rtm.predicate.SupportedCPU; 44 import compiler.testlibrary.rtm.predicate.SupportedOS; 45 import compiler.testlibrary.rtm.predicate.SupportedVM; 46 import jdk.test.lib.process.ExitCode; 47 import jdk.test.lib.cli.CommandLineOptionTest; 48 import jdk.test.lib.cli.predicate.AndPredicate; 49 50 public class TestUseRTMLockingOptionOnSupportedConfig 51 extends CommandLineOptionTest { 52 private static final String DEFAULT_VALUE = "false"; 53 54 private TestUseRTMLockingOptionOnSupportedConfig() { 55 super(new AndPredicate(new SupportedCPU(), new SupportedOS(), new SupportedVM())); 56 } 57 58 @Override 59 public void runTestCases() throws Throwable { 60 String unrecongnizedOption 61 = CommandLineOptionTest.getUnrecognizedOptionErrorMessage( 62 "UseRTMLocking"); 63 String shouldPassMessage = "VM option 'UseRTMLocking' is experimental" 64 + "%nJVM startup should pass with " 65 + "-XX:+UnlockExperimentalVMOptions flag"; 66 // verify that there are no warning or error in VM output 67 CommandLineOptionTest.verifySameJVMStartup(null, 68 new String[]{ 69 RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR, 70 unrecongnizedOption 71 }, shouldPassMessage, "There should not be any warning when use" 72 + "with -XX:+UnlockExperimentalVMOptions", ExitCode.OK, 73 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS, 74 "-XX:+UseRTMLocking" 75 ); 76 77 CommandLineOptionTest.verifySameJVMStartup(null, 78 new String[]{ 79 RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR, 80 unrecongnizedOption 81 }, shouldPassMessage, "There should not be any warning when use" 82 + "with -XX:+UnlockExperimentalVMOptions", ExitCode.OK, 83 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS, 84 "-XX:-UseRTMLocking" 85 ); 86 // verify that UseRTMLocking is of by default 87 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", 88 TestUseRTMLockingOptionOnSupportedConfig.DEFAULT_VALUE, 89 String.format("Default value of option 'UseRTMLocking' should " 90 + "be '%s'", DEFAULT_VALUE), 91 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS); 92 // verify that we can change UseRTMLocking value 93 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", 94 TestUseRTMLockingOptionOnSupportedConfig.DEFAULT_VALUE, 95 String.format("Default value of option 'UseRTMLocking' should " 96 + "be '%s'", DEFAULT_VALUE), 97 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS, 98 "-XX:-UseRTMLocking"); 99 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", 100 "true", "Value of 'UseRTMLocking' should be set " 101 + "to 'true' if -XX:+UseRTMLocking flag set", 102 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS, 103 "-XX:+UseRTMLocking"); 104 } 105 106 public static void main(String args[]) throws Throwable { 107 new TestUseRTMLockingOptionOnSupportedConfig().test(); 108 } 109 }