author | iignatyev |
Thu, 07 Nov 2019 13:39:31 -0800 | |
changeset 58974 | 2b0f2fe82735 |
parent 58793 | 81ad1da857f6 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2018, 2019, 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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* @test |
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* @requires vm.jvmci |
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* @modules jdk.internal.vm.ci/jdk.vm.ci.hotspot |
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* jdk.internal.vm.ci/jdk.vm.ci.meta |
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* @library /compiler/jvmci/jdk.vm.ci.hotspot.test/src |
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* @run testng/othervm |
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* -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI -XX:-UseJVMCICompiler |
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* jdk.vm.ci.hotspot.test.TestHotSpotSpeculationLog |
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*/ |
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package jdk.vm.ci.hotspot.test; |
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import java.util.function.Supplier; |
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import org.testng.Assert; |
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import org.testng.SkipException; |
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import org.testng.annotations.Test; |
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import jdk.vm.ci.hotspot.HotSpotSpeculationLog; |
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import jdk.vm.ci.meta.SpeculationLog; |
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import jdk.vm.ci.meta.SpeculationLog.SpeculationReasonEncoding; |
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public class TestHotSpotSpeculationLog { |
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static final class DummyReason implements SpeculationLog.SpeculationReason { |
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final String name; |
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private SpeculationReasonEncoding cachedEncoding; |
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DummyReason(String name) { |
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this.name = name; |
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} |
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@Override |
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public SpeculationReasonEncoding encode(Supplier<SpeculationReasonEncoding> encodingSupplier) { |
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SpeculationReasonEncoding encoding = cachedEncoding; |
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if (encoding == null) { |
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encoding = encodingSupplier.get(); |
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encoding.addString(name); |
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} |
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cachedEncoding = encoding; |
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return encoding; |
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} |
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@Override |
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public boolean equals(Object obj) { |
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if (obj instanceof DummyReason) { |
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DummyReason that = (DummyReason) obj; |
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return this.name.equals(that.name); |
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} |
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return super.equals(obj); |
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} |
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@Override |
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public int hashCode() { |
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return name.hashCode(); |
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} |
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@Override |
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public String toString() { |
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return name; |
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} |
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} |
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@Test |
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public synchronized void testFailedSpeculations() { |
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HotSpotSpeculationLog log = new HotSpotSpeculationLog(); |
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DummyReason reason1 = new DummyReason("dummy1"); |
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String longName = new String(new char[2000]).replace('\0', 'X'); |
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DummyReason reason2 = new DummyReason(longName); |
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Assert.assertTrue(log.maySpeculate(reason1)); |
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Assert.assertTrue(log.maySpeculate(reason2)); |
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SpeculationLog.Speculation s1 = log.speculate(reason1); |
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SpeculationLog.Speculation s2 = log.speculate(reason2); |
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boolean added = log.addFailedSpeculation(s1); |
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if (!added) { |
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throw new SkipException("log.addFailedSpeculation(s1) is false"); |
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} |
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log.collectFailedSpeculations(); |
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Assert.assertFalse(log.maySpeculate(reason1)); |
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Assert.assertTrue(log.maySpeculate(reason2)); |
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added = log.addFailedSpeculation(s2); |
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if (!added) { |
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throw new SkipException("log.addFailedSpeculation(s2) is false"); |
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} |
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log.collectFailedSpeculations(); |
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Assert.assertFalse(log.maySpeculate(reason1)); |
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8230364: [JVMCI] a number of JVMCI tests are not jtreg enabled
iignatyev
parents:
58793
diff
changeset
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116 |
Assert.assertFalse(log.maySpeculate(reason2), log.toString()); |
54669
ad45b3802d4e
8220623: [JVMCI] Update JVMCI to support JVMCI based Compiler compiled into shared library
kvn
parents:
diff
changeset
|
117 |
} |
ad45b3802d4e
8220623: [JVMCI] Update JVMCI to support JVMCI based Compiler compiled into shared library
kvn
parents:
diff
changeset
|
118 |
} |