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hotspot/test/compiler/whitebox/IsMethodCompilableTest.java

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rev 6907 : 8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
Summary: Always use MDO if valid and always compile trivial methods with C1 if available.
Reviewed-by: kvn, iveresov


  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 IsMethodCompilableTest
  26  * @bug 8007270 8006683 8007288 8022832
  27  * @library /testlibrary /testlibrary/whitebox /testlibrary/com/oracle/java/testlibrary
  28  * @build IsMethodCompilableTest
  29  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  30  * @run main ClassFileInstaller com.oracle.java.testlibrary.Platform
  31  * @run main/othervm/timeout=2400 -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:PerMethodRecompilationCutoff=3 -XX:CompileCommand=compileonly,SimpleTestCase$Helper::* IsMethodCompilableTest
  32  * @summary testing of WB::isMethodCompilable()
  33  * @author igor.ignatyev@oracle.com
  34  */
  35 
  36 import com.oracle.java.testlibrary.Platform;
  37 
  38 public class IsMethodCompilableTest extends CompilerWhiteBoxTest {
  39     /**
  40      * Value of {@code -XX:PerMethodRecompilationCutoff}
  41      */
  42     protected static final long PER_METHOD_RECOMPILATION_CUTOFF;
  43 
  44     static {
  45         long tmp = Long.parseLong(
  46                 getVMOption("PerMethodRecompilationCutoff", "400"));
  47         if (tmp == -1) {
  48             PER_METHOD_RECOMPILATION_CUTOFF = -1 /* Inf */;
  49         } else {
  50             PER_METHOD_RECOMPILATION_CUTOFF = (0xFFFFFFFFL & tmp);
  51         }




  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 IsMethodCompilableTest
  26  * @bug 8007270 8006683 8007288 8022832
  27  * @library /testlibrary /testlibrary/whitebox /testlibrary/com/oracle/java/testlibrary
  28  * @build IsMethodCompilableTest
  29  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  30  * @run main ClassFileInstaller com.oracle.java.testlibrary.Platform
  31  * @run main/othervm/timeout=2400 -Xbootclasspath/a:. -Xmixed -XX:-TieredCompilation -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:PerMethodRecompilationCutoff=3 -XX:CompileCommand=compileonly,SimpleTestCase$Helper::* IsMethodCompilableTest
  32  * @summary testing of WB::isMethodCompilable()
  33  * @author igor.ignatyev@oracle.com
  34  */
  35 
  36 import com.oracle.java.testlibrary.Platform;
  37 
  38 public class IsMethodCompilableTest extends CompilerWhiteBoxTest {
  39     /**
  40      * Value of {@code -XX:PerMethodRecompilationCutoff}
  41      */
  42     protected static final long PER_METHOD_RECOMPILATION_CUTOFF;
  43 
  44     static {
  45         long tmp = Long.parseLong(
  46                 getVMOption("PerMethodRecompilationCutoff", "400"));
  47         if (tmp == -1) {
  48             PER_METHOD_RECOMPILATION_CUTOFF = -1 /* Inf */;
  49         } else {
  50             PER_METHOD_RECOMPILATION_CUTOFF = (0xFFFFFFFFL & tmp);
  51         }


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