66 lines
2.1 KiB
Java
66 lines
2.1 KiB
Java
/*
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* Copyright (c) 2013, 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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/*
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* @test
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* @bug 8000968
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* @key regression
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* @summary NPG: UseCompressedClassPointers asserts with ObjectAlignmentInBytes=32
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* @library /testlibrary
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* @modules java.base/jdk.internal.misc
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* java.management
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*/
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import jdk.test.lib.*;
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public class CompressedKlassPointerAndOops {
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public static void main(String[] args) throws Exception {
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if (!Platform.is64bit()) {
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// Can't test this on 32 bit, just pass
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System.out.println("Skipping test on 32bit");
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return;
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}
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runWithAlignment(16);
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runWithAlignment(32);
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runWithAlignment(64);
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runWithAlignment(128);
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}
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private static void runWithAlignment(int alignment) throws Exception {
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ProcessBuilder pb;
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OutputAnalyzer output;
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pb = ProcessTools.createJavaProcessBuilder(
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"-XX:+UseCompressedClassPointers",
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"-XX:+UseCompressedOops",
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"-XX:ObjectAlignmentInBytes=" + alignment,
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"-version");
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output = new OutputAnalyzer(pb.start());
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output.shouldHaveExitValue(0);
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}
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}
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