author | thartmann |
Thu, 31 Mar 2016 09:26:13 +0200 | |
changeset 37273 | b4b83dd8f471 |
parent 36508 | 5f9eee6b383b |
child 37297 | d65d53a0ecc7 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2014, 2016, 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 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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* @build java.base/java.lang.Object |
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* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -Xcomp -XX:-VerifyDependencies |
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* -XX:TieredStopAtLevel=1 -XX:CompileOnly=TestMonomorphicObjectCall::callFinalize |
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* -XX:CompileOnly=java.lang.Object::finalizeObject TestMonomorphicObjectCall |
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*/ |
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public class TestMonomorphicObjectCall { |
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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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// Trigger compilation of 'callFinalize' |
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callFinalize(new Object()); |
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} |
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} |