Mercurial > hg > graal-compiler
view test/compiler/rtm/print/TestPrintPreciseRTMLockingStatistics.java @ 21133:bbc6a4347faf
Merge with b95deaa6ebf6100bb5a95ab25b2fdc6b9ef5f420
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Mon, 27 Apr 2015 20:01:10 -0700 |
parents | ba8268c23fa2 |
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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 rtm locking statistics contain proper information * on overall aborts and locks count and count of aborts of * different types. Test also verify that VM output does not * contain rtm locking statistics when it should not. * @library /testlibrary /testlibrary/whitebox /compiler/testlibrary * @build TestPrintPreciseRTMLockingStatistics * @run main ClassFileInstaller sun.hotspot.WhiteBox * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions * -XX:+WhiteBoxAPI TestPrintPreciseRTMLockingStatistics */ import java.util.*; 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 VM output does not contain RTM locking statistics when it * should not (when PrintPreciseRTMLockingStatistics is off) and that with * -XX:+PrintPreciseRTMLockingStatistics locking statistics contains sane * total locks and aborts count as well as for specific abort types. */ public class TestPrintPreciseRTMLockingStatistics extends CommandLineOptionTest { private TestPrintPreciseRTMLockingStatistics() { super(new AndPredicate(new SupportedCPU(), new SupportedVM())); } @Override public void runTestCases() throws Throwable { verifyNoStatistics(); verifyStatistics(); } // verify that VM output does not contain // rtm locking statistics private void verifyNoStatistics() throws Throwable { verifyNoStatistics(AbortType.XABORT); verifyNoStatistics(AbortType.XABORT, "-XX:-PrintPreciseRTMLockingStatistics"); verifyNoStatistics(AbortType.XABORT, "-XX:-UseRTMLocking", "-XX:+PrintPreciseRTMLockingStatistics"); } // verify that rtm locking statistics contain information // about each type of aborts private void verifyStatistics() throws Throwable { verifyAbortsCount(AbortType.XABORT); verifyAbortsCount(AbortType.MEM_CONFLICT); verifyAbortsCount(AbortType.BUF_OVERFLOW); verifyAbortsCount(AbortType.NESTED_ABORT); } private void verifyNoStatistics(AbortType abortProvokerType, String... vmOpts) throws Throwable { AbortProvoker provoker = abortProvokerType.provoker(); List<String> finalVMOpts = new LinkedList<>(); Collections.addAll(finalVMOpts, vmOpts); Collections.addAll(finalVMOpts, AbortProvoker.class.getName(), abortProvokerType.toString()); OutputAnalyzer outputAnalyzer = RTMTestBase.executeRTMTest(provoker, finalVMOpts.toArray(new String[finalVMOpts.size()])); outputAnalyzer.shouldHaveExitValue(0); List<RTMLockingStatistics> statistics = RTMLockingStatistics.fromString( outputAnalyzer.getOutput()); Asserts.assertEQ(statistics.size(), 0, "VM output should not contain " + "any RTM locking statistics"); } private void verifyAbortsCount(AbortType abortType) throws Throwable { AbortProvoker provoker = abortType.provoker(); OutputAnalyzer outputAnalyzer = RTMTestBase.executeRTMTest( provoker, "-XX:+PrintPreciseRTMLockingStatistics", AbortProvoker.class.getName(), abortType.toString()); outputAnalyzer.shouldHaveExitValue(0); List<RTMLockingStatistics> statistics = RTMLockingStatistics.fromString( provoker.getMethodWithLockName(),outputAnalyzer.getOutput()); Asserts.assertGT(statistics.size(), 0, "VM output should contain one " + "rtm locking statistics entry for method " + provoker.getMethodWithLockName()); RTMLockingStatistics lock = statistics.get(0); Asserts.assertGT(lock.getTotalLocks(), 0L, "RTM locking statistics " + "should contain non zero total locks count"); Asserts.assertGT(lock.getTotalAborts(), 0L, "RTM locking statistics should contain non zero total aborts " + "count"); Asserts.assertGT(lock.getAborts(abortType), 0L, String.format( "RTM locking statistics should contain non zero aborts count " + "for abort reason %s", abortType)); } public static void main(String args[]) throws Throwable { new TestPrintPreciseRTMLockingStatistics().test(); } }