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  * @requires vm.flavor == "server"
  28  * @library /test/lib /
  29  * @modules java.base/jdk.internal.misc
  30  *          java.management
  31  *
  32  * @build sun.hotspot.WhiteBox
  33  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  34  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  35  * @run main/othervm -Xbootclasspath/a:. -Xbatch -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
  36  *      -XX:+IgnoreUnrecognizedVMOptions -XX:+UseBMI1Instructions
  37  *      compiler.intrinsics.bmi.verifycode.BlsiTestI
  38  */
  39 
  40 package compiler.intrinsics.bmi.verifycode;
  41 
  42 import compiler.intrinsics.bmi.TestBlsiI;
  43 
  44 import java.lang.reflect.Method;
  45 
  46 public class BlsiTestI extends BmiIntrinsicBase.BmiTestCase {
  47 
  48     protected BlsiTestI(Method method) {
  49         super(method);
  50         //from intel manual VEX.NDD.LZ.0F38.W0 F3 /3
  51         instrMask = new byte[]{
  52                 (byte) 0xFF,
  53                 (byte) 0x1F,
  54                 (byte) 0x00,
  55                 (byte) 0xFF,
  56                 (byte) 0b0011_1000};
  57         instrPattern = new byte[]{
  58                 (byte) 0xC4, // prefix for 3-byte VEX instruction
  59                 (byte) 0x02, // 00010 implied 0F 38 leading opcode bytes
  60                 (byte) 0x00,
  61                 (byte) 0xF3,
  62                 (byte) 0b0001_1000}; // bits 543 == 011 (3)
  63     }
  64 
  65     public static void main(String[] args) throws Exception {
  66         BmiIntrinsicBase.verifyTestCase(BlsiTestI::new, TestBlsiI.BlsiIExpr.class.getDeclaredMethods());
  67         BmiIntrinsicBase.verifyTestCase(BlsiTestI::new, TestBlsiI.BlsiICommutativeExpr.class.getDeclaredMethods());
  68     }
  69 }