57 lines
2.1 KiB
Java
57 lines
2.1 KiB
Java
/*
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* Copyright (c) 2013, 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 CdsSameObjectAlignment
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* @summary Testing CDS (class data sharing) using varying object alignment.
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* Using same object alignment for each dump/load pair
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* @requires vm.cds
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* @requires vm.bits == 64
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* @library /test/lib
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* @run driver CdsSameObjectAlignment
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*/
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import jdk.test.lib.Platform;
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import jdk.test.lib.cds.CDSTestUtils;
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import jdk.test.lib.process.OutputAnalyzer;
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public class CdsSameObjectAlignment {
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public static void main(String[] args) throws Exception {
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dumpAndLoadSharedArchive(8);
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dumpAndLoadSharedArchive(16);
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dumpAndLoadSharedArchive(32);
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dumpAndLoadSharedArchive(64);
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}
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private static void
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dumpAndLoadSharedArchive(int objectAlignmentInBytes) throws Exception {
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String objectAlignmentArg = "-XX:ObjectAlignmentInBytes="
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+ objectAlignmentInBytes;
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System.out.println("dumpAndLoadSharedArchive(): objectAlignmentInBytes = "
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+ objectAlignmentInBytes);
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CDSTestUtils.createArchiveAndCheck(objectAlignmentArg);
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CDSTestUtils.runWithArchiveAndCheck(objectAlignmentArg);
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}
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}
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