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 package sha.predicate;
  25 
  26 import com.oracle.java.testlibrary.Platform;
  27 import com.oracle.java.testlibrary.cli.predicate.AndPredicate;
  28 import com.oracle.java.testlibrary.cli.predicate.CPUSpecificPredicate;
  29 import com.oracle.java.testlibrary.cli.predicate.OrPredicate;
  30 import sun.hotspot.WhiteBox;
  31 
  32 import java.util.function.BooleanSupplier;
  33 
  34 /**
  35  * Helper class aimed to provide predicates on availability of SHA-related
  36  * CPU instructions and intrinsics.
  37  */
  38 public class IntrinsicPredicates {
  39     private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
  40     private static final long TIERED_MAX_LEVEL = 4L;
  41     /**
  42      * Boolean supplier that check if any method could be compiled by C2.
  43      * Method potentially could be compiled by C2 if Server VM is used and
  44      * either tiered compilation is disabled or TIERED_MAX_LEVEL tier is
  45      * reachable.
  46      *
  47      * Please don't place this definition after SHA*_INTRINSICS_AVAILABLE
  48      * definitions. Otherwise its value will be {@code null} at the time when
  49      * all dependent fields will be initialized.
  50      */

  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 package sha.predicate;
  25 
  26 import com.oracle.java.testlibrary.Platform;
  27 import com.oracle.java.testlibrary.cli.predicate.AndPredicate;
  28 import com.oracle.java.testlibrary.cli.predicate.CPUSpecificPredicate;
  29 import com.oracle.java.testlibrary.cli.predicate.OrPredicate;
  30 import jdk.testlib.WhiteBox;
  31 
  32 import java.util.function.BooleanSupplier;
  33 
  34 /**
  35  * Helper class aimed to provide predicates on availability of SHA-related
  36  * CPU instructions and intrinsics.
  37  */
  38 public class IntrinsicPredicates {
  39     private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
  40     private static final long TIERED_MAX_LEVEL = 4L;
  41     /**
  42      * Boolean supplier that check if any method could be compiled by C2.
  43      * Method potentially could be compiled by C2 if Server VM is used and
  44      * either tiered compilation is disabled or TIERED_MAX_LEVEL tier is
  45      * reachable.
  46      *
  47      * Please don't place this definition after SHA*_INTRINSICS_AVAILABLE
  48      * definitions. Otherwise its value will be {@code null} at the time when
  49      * all dependent fields will be initialized.
  50      */