Mercurial > hg > graal-compiler
view test/compiler/rtm/locking/TestRTMLockingCalculationDelay.java @ 21619:b14a218c5471
Fix in the dominator based conditional elimination for the corner case of a loop exit merge.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Sun, 31 May 2015 22:48:50 +0200 |
parents | ba8268c23fa2 |
children |
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/* * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ /** * @test * @bug 8031320 * @summary Verify that RTMLockingCalculationDelay affect when * abort ratio calculation is started. * @library /testlibrary /testlibrary/whitebox /compiler/testlibrary * @build TestRTMLockingCalculationDelay * @run main ClassFileInstaller sun.hotspot.WhiteBox * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions * -XX:+WhiteBoxAPI TestRTMLockingCalculationDelay */ import com.oracle.java.testlibrary.*; import com.oracle.java.testlibrary.cli.CommandLineOptionTest; import com.oracle.java.testlibrary.cli.predicate.AndPredicate; import rtm.*; import rtm.predicate.SupportedCPU; import rtm.predicate.SupportedVM; /** * Test verifies that abort ratio calculation could be delayed using * RTMLockingCalculationDelay option. */ public class TestRTMLockingCalculationDelay extends CommandLineOptionTest { private static final boolean INFLATE_MONITOR = true; private TestRTMLockingCalculationDelay() { super(new AndPredicate(new SupportedCPU(), new SupportedVM())); } @Override protected void runTestCases() throws Throwable { // verify that calculation will be started immediately verifyLockingCalculationDelay(0, 0, true); // verify that calculation will not be started during // first 10 minutes, while test will be started immediately verifyLockingCalculationDelay(600000, 0, false); // verify that calculation will be started after a second verifyLockingCalculationDelay(1000, 1000, true); } private void verifyLockingCalculationDelay(long delay, long testDelay, boolean deoptExpected) throws Throwable { AbortProvoker provoker = AbortType.XABORT.provoker(); String logFileName = String.format("rtm_delay_%d_%d.xml", delay, testDelay); OutputAnalyzer outputAnalyzer = RTMTestBase.executeRTMTest( logFileName, provoker, "-XX:+UseRTMDeopt", CommandLineOptionTest.prepareNumericFlag( "RTMLockingCalculationDelay", delay), "-XX:RTMAbortRatio=0", "-XX:RTMAbortThreshold=0", AbortProvoker.class.getName(), AbortType.XABORT.toString(), Boolean.toString( TestRTMLockingCalculationDelay.INFLATE_MONITOR), Long.toString(AbortProvoker.DEFAULT_ITERATIONS), Long.toString(testDelay) ); outputAnalyzer.shouldHaveExitValue(0); int deopts = RTMTestBase.firedRTMStateChangeTraps(logFileName); if (deoptExpected) { Asserts.assertGT(deopts, 0, "At least one deoptimization due to " + "rtm_state_chage is expected"); } else { Asserts.assertEQ(deopts, 0, "No deoptimizations due to " + "rtm_state_chage are expected"); } } public static void main(String args[]) throws Throwable { new TestRTMLockingCalculationDelay().test(); } }