9245cdc214
Annotate possibly intrinsified methods with @HotSpotIntrinsicCandidate. Add checks omitted by intrinsics to the library code. Add CheckIntrinsics flags to check consistency of intrinsics. Reviewed-by: jrose, kvn, thartmann, vlivanov, abuckley, darcy, ascarpino, briangoetz, alanb, aph, dnsimon
78 lines
3.0 KiB
Java
78 lines
3.0 KiB
Java
/*
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* Copyright (c) 2014, 2015, 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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import java.io.File;
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import java.util.ArrayList;
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import java.util.Collections;
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import jdk.test.lib.*;
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/*
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* @test
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* @bug 8050079
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* @summary Compiles a monomorphic call to finalizeObject() on a modified java.lang.Object to test C1 CHA.
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* @library /testlibrary
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* @modules java.base/sun.misc
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* java.management
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* java.base/jdk.internal
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* @compile -XDignore.symbol.file java/lang/Object.java TestMonomorphicObjectCall.java
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* @run main TestMonomorphicObjectCall
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*/
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public class TestMonomorphicObjectCall {
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final static String testClasses = System.getProperty("test.classes") + File.separator;
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private static void callFinalize(Object object) throws Throwable {
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// Call modified version of java.lang.Object::finalize() that is
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// not overridden by any subclass. C1 CHA should mark the call site
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// as monomorphic and inline the method.
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object.finalizeObject();
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}
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public static void main(String[] args) throws Throwable {
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if (args.length == 0) {
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// Execute new instance with modified java.lang.Object
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executeTestJvm();
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} else {
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// Trigger compilation of 'callFinalize'
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callFinalize(new Object());
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}
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}
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public static void executeTestJvm() throws Throwable {
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// Execute test with modified version of java.lang.Object
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// in -Xbootclasspath.
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String[] vmOpts = new String[] {
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"-Xbootclasspath/p:" + testClasses,
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"-Xcomp",
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"-XX:+IgnoreUnrecognizedVMOptions",
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"-XX:-VerifyDependencies",
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"-XX:CompileOnly=TestMonomorphicObjectCall::callFinalize",
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"-XX:CompileOnly=Object::finalizeObject",
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"-XX:TieredStopAtLevel=1",
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TestMonomorphicObjectCall.class.getName(),
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"true"};
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OutputAnalyzer output = ProcessTools.executeTestJvm(vmOpts);
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output.shouldHaveExitValue(0);
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}
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}
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