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/**

 * @test CdsSameObjectAlignment

 * @summary Testing CDS (class data sharing) using varying object alignment.

 *          Using same object alignment for each dump/load pair

 * @requires vm.cds

 * @requires vm.bits == 64

 * @library /test/lib

 * @modules java.base/jdk.internal.misc

 *          java.management

 * @run driver CdsSameObjectAlignment

 */

import jdk.test.lib.Platform;

import jdk.test.lib.cds.CDSTestUtils;

import jdk.test.lib.process.OutputAnalyzer;

public class CdsSameObjectAlignment {

    public static void main(String[] args) throws Exception {

        dumpAndLoadSharedArchive(8);

        dumpAndLoadSharedArchive(16);

        dumpAndLoadSharedArchive(32);

        dumpAndLoadSharedArchive(64);

    }

    private static void

    dumpAndLoadSharedArchive(int objectAlignmentInBytes) throws Exception {

        String objectAlignmentArg = "-XX:ObjectAlignmentInBytes="

            + objectAlignmentInBytes;

        System.out.println("dumpAndLoadSharedArchive(): objectAlignmentInBytes = "

            + objectAlignmentInBytes);

        CDSTestUtils.createArchiveAndCheck(objectAlignmentArg);

        CDSTestUtils.runWithArchiveAndCheck(objectAlignmentArg);

    }

}