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