1 /*
   2  * Copyright (c) 2018, 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 8213479
  27  * @summary Missing x86_64.ad patterns for 8-bit logical operators with destination in memory
  28  *
  29  * @run main/othervm -Xcomp -XX:-Inline -XX:CompileOnly=compiler.c2.Test8bitLogicalOperators::test
  30  *      compiler.c2.Test8bitLogicalOperators
  31  */
  32 
  33 package compiler.c2;
  34 
  35 public class Test8bitLogicalOperators {
  36     private static byte and = 0b0011, or = 0b0011, xor = 0b0011;
  37     private static byte mask = 0b0101;
  38 
  39     public static void main(String... args) {
  40         test();
  41 
  42         if (and != 0b0001 || or != 0b0111 || xor != 0b0110)
  43             throw new AssertionError("8-bit logical operator failure");
  44     }
  45 
  46     public static void test() {
  47         and &= mask;
  48 
  49         or |= mask;
  50 
  51         xor ^= mask;
  52     }
  53 }