7  * published by the Free Software Foundation.
   8  *
   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 8031321
  27  * @library /testlibrary /test/lib / ..
  28  * @modules java.base/jdk.internal.misc
  29  *          java.management
  30  * @build LZcntTestI

  31  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  32  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  33  * @run main/othervm -Xbootclasspath/a:. -Xbatch -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
  34  *                   -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCountLeadingZerosInstruction LZcntTestI

  35  */
  36 




  37 import java.lang.reflect.Method;
  38 
  39 public class LZcntTestI extends BmiIntrinsicBase.BmiTestCase_x64 {
  40 
  41     protected LZcntTestI(Method method) {
  42         super(method);
  43         instrMask = new byte[]{(byte) 0xFF, (byte) 0xFF, (byte) 0xFF};
  44         instrPattern = new byte[]{(byte) 0xF3, (byte) 0x0F, (byte) 0xBD};
  45 
  46         instrMask_x64 = new byte[]{(byte) 0xFF, (byte) 0x00, (byte) 0xFF, (byte) 0xFF};
  47         instrPattern_x64 = new byte[]{(byte) 0xF3, (byte) 0x00, (byte) 0x0F, (byte) 0xBD};
  48     }
  49 
  50     public static void main(String[] args) throws Exception {
  51         // j.l.Integer and Long should be loaded to allow a compilation of the methods that use their methods
  52         System.out.println("class java.lang.Integer should be loaded. Proof: " + Integer.class);
  53         // Avoid uncommon traps.
  54         System.out.println("Num leading zeroes: " + new TestLzcntI.LzcntIExpr().intExpr(12341341));
  55         BmiIntrinsicBase.verifyTestCase(LZcntTestI::new, TestLzcntI.LzcntIExpr.class.getDeclaredMethods());
  56     }

   7  * published by the Free Software Foundation.
   8  *
   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 8031321
  27  * @library /testlibrary /test/lib /
  28  * @modules java.base/jdk.internal.misc
  29  *          java.management
  30  *
  31  * @build compiler.intrinsics.bmi.verifycode.LZcntTestI
  32  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  33  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  34  * @run main/othervm -Xbootclasspath/a:. -Xbatch -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
  35  *      -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCountLeadingZerosInstruction
  36  *      compiler.intrinsics.bmi.verifycode.LZcntTestI
  37  */
  38 
  39 package compiler.intrinsics.bmi.verifycode;
  40 
  41 import compiler.intrinsics.bmi.TestLzcntI;
  42 
  43 import java.lang.reflect.Method;
  44 
  45 public class LZcntTestI extends BmiIntrinsicBase.BmiTestCase_x64 {
  46 
  47     protected LZcntTestI(Method method) {
  48         super(method);
  49         instrMask = new byte[]{(byte) 0xFF, (byte) 0xFF, (byte) 0xFF};
  50         instrPattern = new byte[]{(byte) 0xF3, (byte) 0x0F, (byte) 0xBD};
  51 
  52         instrMask_x64 = new byte[]{(byte) 0xFF, (byte) 0x00, (byte) 0xFF, (byte) 0xFF};
  53         instrPattern_x64 = new byte[]{(byte) 0xF3, (byte) 0x00, (byte) 0x0F, (byte) 0xBD};
  54     }
  55 
  56     public static void main(String[] args) throws Exception {
  57         // j.l.Integer and Long should be loaded to allow a compilation of the methods that use their methods
  58         System.out.println("class java.lang.Integer should be loaded. Proof: " + Integer.class);
  59         // Avoid uncommon traps.
  60         System.out.println("Num leading zeroes: " + new TestLzcntI.LzcntIExpr().intExpr(12341341));
  61         BmiIntrinsicBase.verifyTestCase(LZcntTestI::new, TestLzcntI.LzcntIExpr.class.getDeclaredMethods());
  62     }