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test/compiler/unsafe/UnsafeRaw.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
  26  * @bug 8058744
  27  * @summary Invalid pattern-matching of address computations in raw unsafe
  28  * @library /testlibrary

  29  * @run main/othervm -Xbatch UnsafeRaw
  30  */
  31 
  32 import com.oracle.java.testlibrary.Utils;
  33 import java.util.Random;
  34 
  35 public class UnsafeRaw {
  36   public static class Tests {
  37     public static int int_index(sun.misc.Unsafe unsafe, long base, int index) throws Exception {
  38       return unsafe.getInt(base + (index << 2));
  39     }
  40     public static int long_index(sun.misc.Unsafe unsafe, long base, long index) throws Exception {
  41       return unsafe.getInt(base + (index << 2));
  42     }
  43     public static int int_index_back_ashift(sun.misc.Unsafe unsafe, long base, int index) throws Exception {
  44       return unsafe.getInt(base + (index >> 2));
  45     }
  46     public static int int_index_back_lshift(sun.misc.Unsafe unsafe, long base, int index) throws Exception {
  47       return unsafe.getInt(base + (index >>> 2));
  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
  26  * @bug 8058744
  27  * @summary Invalid pattern-matching of address computations in raw unsafe
  28  * @library /testlibrary
  29  * @build com.oracle.java.testlibrary.*
  30  * @run main/othervm -Xbatch UnsafeRaw
  31  */
  32 
  33 import com.oracle.java.testlibrary.Utils;
  34 import java.util.Random;
  35 
  36 public class UnsafeRaw {
  37   public static class Tests {
  38     public static int int_index(sun.misc.Unsafe unsafe, long base, int index) throws Exception {
  39       return unsafe.getInt(base + (index << 2));
  40     }
  41     public static int long_index(sun.misc.Unsafe unsafe, long base, long index) throws Exception {
  42       return unsafe.getInt(base + (index << 2));
  43     }
  44     public static int int_index_back_ashift(sun.misc.Unsafe unsafe, long base, int index) throws Exception {
  45       return unsafe.getInt(base + (index >> 2));
  46     }
  47     public static int int_index_back_lshift(sun.misc.Unsafe unsafe, long base, int index) throws Exception {
  48       return unsafe.getInt(base + (index >>> 2));
  49     }


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