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 without 29 * rtm support. 30 * @library /testlibrary /testlibrary/whitebox /compiler/testlibrary 31 * @build TestUseRTMLockingOptionOnUnsupportedCPU 32 * @run main ClassFileInstaller sun.hotspot.WhiteBox 33 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 34 * -XX:+WhiteBoxAPI TestUseRTMLockingOptionOnUnsupportedCPU 35 */ 36 37 import com.oracle.java.testlibrary.*; 38 import com.oracle.java.testlibrary.cli.*; 39 import com.oracle.java.testlibrary.cli.predicate.AndPredicate; 40 import com.oracle.java.testlibrary.cli.predicate.NotPredicate; 41 import rtm.predicate.SupportedCPU; 42 import rtm.predicate.SupportedVM; 43 44 public class TestUseRTMLockingOptionOnUnsupportedCPU 45 extends CommandLineOptionTest { 46 private static final String DEFAULT_VALUE = "false"; 47 48 private TestUseRTMLockingOptionOnUnsupportedCPU() { 49 super(new AndPredicate(new NotPredicate(new SupportedCPU()), 50 new SupportedVM())); 51 } 52 53 @Override 54 public void runTestCases() throws Throwable { 55 String unrecongnizedOption 56 = CommandLineOptionTest.getUnrecognizedOptionErrorMessage( 57 "UseRTMLocking"); 58 String errorMessage = RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR; 59 60 if (Platform.isX86() || Platform.isX64()) { 61 // verify that we get an error when use +UseRTMLocking 62 // on unsupported CPU 63 CommandLineOptionTest.verifySameJVMStartup( 64 new String[] { errorMessage }, 65 new String[] { unrecongnizedOption }, 66 ExitCode.FAIL, "-XX:+UseRTMLocking"); 67 // verify that we can pass -UseRTMLocking without 68 // getting any error messages 69 CommandLineOptionTest.verifySameJVMStartup( 70 null, 71 new String[]{ 72 errorMessage, 73 unrecongnizedOption 74 }, ExitCode.OK, "-XX:-UseRTMLocking"); 75 76 // verify that UseRTMLocking is false by default 77 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", 78 TestUseRTMLockingOptionOnUnsupportedCPU.DEFAULT_VALUE); 79 } else { 80 // verify that on non-x86 CPUs RTMLocking could not be used 81 CommandLineOptionTest.verifySameJVMStartup( 82 new String[] { unrecongnizedOption }, 83 null, ExitCode.FAIL, "-XX:+UseRTMLocking"); 84 85 CommandLineOptionTest.verifySameJVMStartup( 86 new String[] { unrecongnizedOption }, 87 null, ExitCode.FAIL, "-XX:-UseRTMLocking"); 88 } 89 } 90 91 public static void main(String args[]) throws Throwable { 92 new TestUseRTMLockingOptionOnUnsupportedCPU().test(); 93 } 94 }