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test/compiler/whitebox/DeoptimizeMultipleOSRTest.java

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  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 import sun.hotspot.WhiteBox;
  25 import java.lang.reflect.Executable;
  26 import java.lang.reflect.Method;
  27 
  28 /*
  29  * @test DeoptimizeMultipleOSRTest
  30  * @bug 8061817
  31  * @library /testlibrary /../../test/lib
  32  * @build DeoptimizeMultipleOSRTest
  33  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  34  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  35  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,DeoptimizeMultipleOSRTest::triggerOSR DeoptimizeMultipleOSRTest
  36  * @summary testing of WB::deoptimizeMethod()
  37  */
  38 public class DeoptimizeMultipleOSRTest {
  39     private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
  40     private static final long BACKEDGE_THRESHOLD = 150000;
  41     private Method method;
  42     private int counter = 0;
  43 
  44     public static void main(String[] args) throws Exception {
  45         DeoptimizeMultipleOSRTest test = new DeoptimizeMultipleOSRTest();
  46         test.test();
  47     }
  48 
  49     /**
  50      * Triggers two different OSR compilations for the same method and
  51      * checks if WhiteBox.deoptimizeMethod() deoptimizes both.
  52      *




  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 import sun.hotspot.WhiteBox;
  25 import java.lang.reflect.Executable;
  26 import java.lang.reflect.Method;
  27 
  28 /*
  29  * @test DeoptimizeMultipleOSRTest
  30  * @bug 8061817
  31  * @library /testlibrary /../../test/lib
  32  * @build com.oracle.java.testlibrary.* DeoptimizeMultipleOSRTest
  33  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  34  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  35  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,DeoptimizeMultipleOSRTest::triggerOSR DeoptimizeMultipleOSRTest
  36  * @summary testing of WB::deoptimizeMethod()
  37  */
  38 public class DeoptimizeMultipleOSRTest {
  39     private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
  40     private static final long BACKEDGE_THRESHOLD = 150000;
  41     private Method method;
  42     private int counter = 0;
  43 
  44     public static void main(String[] args) throws Exception {
  45         DeoptimizeMultipleOSRTest test = new DeoptimizeMultipleOSRTest();
  46         test.test();
  47     }
  48 
  49     /**
  50      * Triggers two different OSR compilations for the same method and
  51      * checks if WhiteBox.deoptimizeMethod() deoptimizes both.
  52      *


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