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 /** 26 * @test 27 * @bug 8031320 28 * @summary Verify UseRTMLocking option processing on CPU with rtm support and 29 * on VM with rtm-locking support. 30 * @library /test/lib / 31 * @modules java.base/jdk.internal.misc 32 * java.management 33 * 34 * @build sun.hotspot.WhiteBox 35 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 36 * sun.hotspot.WhiteBox$WhiteBoxPermission 37 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 38 * -XX:+WhiteBoxAPI 39 * compiler.rtm.cli.TestUseRTMLockingOptionOnSupportedConfig 40 */ 41 42 package compiler.rtm.cli; 43 44 import compiler.testlibrary.rtm.predicate.SupportedCPU; 45 import compiler.testlibrary.rtm.predicate.SupportedOS; 46 import compiler.testlibrary.rtm.predicate.SupportedVM; 47 import jdk.test.lib.process.ExitCode; 48 import jdk.test.lib.cli.CommandLineOptionTest; 49 import jdk.test.lib.cli.predicate.AndPredicate; 50 51 public class TestUseRTMLockingOptionOnSupportedConfig 52 extends CommandLineOptionTest { 53 private static final String DEFAULT_VALUE = "false"; 54 55 private TestUseRTMLockingOptionOnSupportedConfig() { 56 super(new AndPredicate(new SupportedCPU(), new SupportedOS(), new SupportedVM())); 57 } 58 59 @Override 60 public void runTestCases() throws Throwable { 61 String unrecongnizedOption 62 = CommandLineOptionTest.getUnrecognizedOptionErrorMessage( 63 "UseRTMLocking"); 64 String shouldPassMessage = "VM option 'UseRTMLocking' is experimental" 65 + "%nJVM startup should pass with " 66 + "-XX:+UnlockExperimentalVMOptions flag"; 67 // verify that there are no warning or error in VM output 68 CommandLineOptionTest.verifySameJVMStartup(null, 69 new String[]{ 70 RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR, 71 unrecongnizedOption 72 }, shouldPassMessage, "There should not be any warning when use" 73 + "with -XX:+UnlockExperimentalVMOptions", ExitCode.OK, 74 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS, 75 "-XX:+UseRTMLocking" 76 ); 77 78 CommandLineOptionTest.verifySameJVMStartup(null, 79 new String[]{ 80 RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR, 81 unrecongnizedOption 82 }, shouldPassMessage, "There should not be any warning when use" 83 + "with -XX:+UnlockExperimentalVMOptions", ExitCode.OK, 84 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS, 85 "-XX:-UseRTMLocking" 86 ); 87 // verify that UseRTMLocking is of by default 88 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", 89 TestUseRTMLockingOptionOnSupportedConfig.DEFAULT_VALUE, 90 String.format("Default value of option 'UseRTMLocking' should " 91 + "be '%s'", DEFAULT_VALUE), 92 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS); 93 // verify that we can change UseRTMLocking value 94 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", 95 TestUseRTMLockingOptionOnSupportedConfig.DEFAULT_VALUE, 96 String.format("Default value of option 'UseRTMLocking' should " 97 + "be '%s'", DEFAULT_VALUE), 98 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS, 99 "-XX:-UseRTMLocking"); 100 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", 101 "true", "Value of 'UseRTMLocking' should be set " 102 + "to 'true' if -XX:+UseRTMLocking flag set", 103 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS, 104 "-XX:+UseRTMLocking"); 105 } 106 107 public static void main(String args[]) throws Throwable { 108 new TestUseRTMLockingOptionOnSupportedConfig().test(); 109 } 110 }