1 /*
   2  * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   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.BlsrTestI
  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:+UseBMI1Instructions
  36  *      compiler.intrinsics.bmi.verifycode.BlsrTestI
  37  */
  38 
  39 package compiler.intrinsics.bmi.verifycode;
  40 
  41 import compiler.intrinsics.bmi.TestBlsrI;
  42 
  43 import java.lang.reflect.Method;
  44 
  45 public class BlsrTestI extends BmiIntrinsicBase.BmiTestCase {
  46 
  47     protected BlsrTestI(Method method) {
  48         super(method);
  49         //from intel manual VEX.NDD.LZ.0F38.W0 F3 /1
  50         instrMask = new byte[]{
  51                 (byte) 0xFF,
  52                 (byte) 0x1F,
  53                 (byte) 0x00,
  54                 (byte) 0xFF,
  55                 (byte) 0b0011_1000};
  56         instrPattern = new byte[]{
  57                 (byte) 0xC4, // prefix for 3-byte VEX instruction
  58                 (byte) 0x02, // 00010 implied 0F 38 leading opcode bytes
  59                 (byte) 0x00,
  60                 (byte) 0xF3,
  61                 (byte) 0b0000_1000}; // bits 543 == 011 (3)
  62     }
  63 
  64     public static void main(String[] args) throws Exception {
  65         BmiIntrinsicBase.verifyTestCase(BlsrTestI::new, TestBlsrI.BlsrIExpr.class.getDeclaredMethods());
  66         BmiIntrinsicBase.verifyTestCase(BlsrTestI::new, TestBlsrI.BlsrICommutativeExpr.class.getDeclaredMethods());
  67     }
  68 }