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test/runtime/SharedArchiveFile/CdsSameObjectAlignment.java

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   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test CdsSameObjectAlignment
  26  * @summary Testing CDS (class data sharing) using varying object alignment.
  27  *          Using same object alignment for each dump/load pair
  28  * @library /testlibrary


  29  */
  30 
  31 import com.oracle.java.testlibrary.*;
  32 
  33 public class CdsSameObjectAlignment {
  34     public static void main(String[] args) throws Exception {
  35         String nativeWordSize = System.getProperty("sun.arch.data.model");
  36         if (!Platform.is64bit()) {
  37             System.out.println("ObjectAlignmentInBytes for CDS is only " +
  38                 "supported on 64bit platforms; this plaform is " +
  39                 nativeWordSize);
  40             System.out.println("Skipping the test");
  41         } else {
  42             dumpAndLoadSharedArchive(8);
  43             dumpAndLoadSharedArchive(16);
  44             dumpAndLoadSharedArchive(32);
  45             dumpAndLoadSharedArchive(64);
  46         }
  47     }
  48 




   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test CdsSameObjectAlignment
  26  * @summary Testing CDS (class data sharing) using varying object alignment.
  27  *          Using same object alignment for each dump/load pair
  28  * @library /testlibrary
  29  * @build com.oracle.java.testlibrary.*
  30  * @run main/othervm CdsSameObjectAlignment
  31  */
  32 
  33 import com.oracle.java.testlibrary.*;
  34 
  35 public class CdsSameObjectAlignment {
  36     public static void main(String[] args) throws Exception {
  37         String nativeWordSize = System.getProperty("sun.arch.data.model");
  38         if (!Platform.is64bit()) {
  39             System.out.println("ObjectAlignmentInBytes for CDS is only " +
  40                 "supported on 64bit platforms; this plaform is " +
  41                 nativeWordSize);
  42             System.out.println("Skipping the test");
  43         } else {
  44             dumpAndLoadSharedArchive(8);
  45             dumpAndLoadSharedArchive(16);
  46             dumpAndLoadSharedArchive(32);
  47             dumpAndLoadSharedArchive(64);
  48         }
  49     }
  50 


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