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88 lines
3.3 KiB
88 lines
3.3 KiB
/* |
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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/** |
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* @test |
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* @bug 8031320 |
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* @summary Verify that UseRTMDeopt affects uncommon trap installation in |
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* copmpiled methods with synchronized block. |
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* @library /testlibrary /testlibrary/whitebox /compiler/testlibrary |
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* @build TestUseRTMDeopt |
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* @run main ClassFileInstaller sun.hotspot.WhiteBox |
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* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions |
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* -XX:+WhiteBoxAPI TestUseRTMDeopt |
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*/ |
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import com.oracle.java.testlibrary.*; |
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import com.oracle.java.testlibrary.cli.CommandLineOptionTest; |
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import com.oracle.java.testlibrary.cli.predicate.AndPredicate; |
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import rtm.*; |
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import rtm.predicate.SupportedCPU; |
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import rtm.predicate.SupportedVM; |
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/** |
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* Test verifies that usage of UseRTMDeopt option affects uncommon traps usage |
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* for methods that use locking. |
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*/ |
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public class TestUseRTMDeopt extends CommandLineOptionTest { |
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private TestUseRTMDeopt() { |
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super(new AndPredicate(new SupportedVM(), new SupportedCPU())); |
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} |
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@Override |
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protected void runTestCases() throws Throwable { |
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verifyUseRTMDeopt(false); |
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verifyUseRTMDeopt(true); |
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} |
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private void verifyUseRTMDeopt(boolean useRTMDeopt) throws Throwable { |
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AbortProvoker provoker = AbortType.XABORT.provoker(); |
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String logFileName = String.format("rtm_%s_deopt.xml", |
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useRTMDeopt ? "use" : "no"); |
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OutputAnalyzer outputAnalyzer = RTMTestBase.executeRTMTest( |
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logFileName, |
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provoker, |
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CommandLineOptionTest.prepareBooleanFlag("UseRTMDeopt", |
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useRTMDeopt), |
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AbortProvoker.class.getName(), |
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AbortType.XABORT.toString() |
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); |
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outputAnalyzer.shouldHaveExitValue(0); |
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int expectedUncommonTraps = useRTMDeopt ? 1 : 0; |
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int installedUncommonTraps |
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= RTMTestBase.installedRTMStateChangeTraps(logFileName); |
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Asserts.assertEQ(expectedUncommonTraps, installedUncommonTraps, |
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String.format("Expected to find %d uncommon traps " |
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+ "installed with reason rtm_state_change.", |
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expectedUncommonTraps)); |
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} |
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public static void main(String args[]) throws Throwable { |
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new TestUseRTMDeopt().test(); |
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} |
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}
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