test/compiler/EliminateAutoBox/UnsignedLoads.java
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test/compiler/EliminateAutoBox/UnsignedLoads.java

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rev 7317 : 8062742: compiler/EliminateAutoBox/UnsignedLoads.java fails with client vm
Reviewed-by: rbackman, anoll, vlivanov, iignatyev
Contributed-by: tatiana.pivovarova@oracle.com


   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 /*
  27  * @test
  28  * @library /testlibrary
  29  * @run main/othervm -Xbatch -XX:+EliminateAutoBox
  30  *                   -XX:CompileOnly=::valueOf,::byteValue,::shortValue,::testUnsignedByte,::testUnsignedShort
  31  *                   UnsignedLoads
  32  */
  33 import static com.oracle.java.testlibrary.Asserts.assertEQ;
  34 
  35 public class UnsignedLoads {
  36     public static int testUnsignedByte() {
  37         byte[] bytes = new byte[] {-1};
  38         int res = 0;
  39         for (int i = 0; i < 100000; i++) {
  40             for (Byte b : bytes) {
  41                 res = b & 0xff;
  42             }
  43         }
  44         return res;
  45     }
  46 
  47     public static int testUnsignedShort() {
  48         int res = 0;
  49         short[] shorts = new short[] {-1};


   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 /*
  27  * @test
  28  * @library /testlibrary
  29  * @run main/othervm -Xbatch -XX:+IgnoreUnrecognizedVMOptions -XX:+EliminateAutoBox
  30  *                   -XX:CompileOnly=::valueOf,::byteValue,::shortValue,::testUnsignedByte,::testUnsignedShort
  31  *                   UnsignedLoads
  32  */
  33 import static com.oracle.java.testlibrary.Asserts.assertEQ;
  34 
  35 public class UnsignedLoads {
  36     public static int testUnsignedByte() {
  37         byte[] bytes = new byte[] {-1};
  38         int res = 0;
  39         for (int i = 0; i < 100000; i++) {
  40             for (Byte b : bytes) {
  41                 res = b & 0xff;
  42             }
  43         }
  44         return res;
  45     }
  46 
  47     public static int testUnsignedShort() {
  48         int res = 0;
  49         short[] shorts = new short[] {-1};
test/compiler/EliminateAutoBox/UnsignedLoads.java
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