1 /*
   2  * Copyright (c) 2013, 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 package org.graalvm.compiler.lir;
  24 
  25 import java.lang.annotation.ElementType;
  26 import java.lang.annotation.Retention;
  27 import java.lang.annotation.RetentionPolicy;
  28 import java.lang.annotation.Target;
  29 
  30 /**
  31  * Denotes an opcode name for an annotated {@link LIRInstruction}.
  32  * <p>
  33  * Note: Unlike the other LIR related annotations declared as inner classes of
  34  * {@link LIRInstruction}, this annotation is in a top level file to work around a
  35  * <a href="https://bugs.eclipse.org/bugs/show_bug.cgi?id=409824">bug</a> in Eclipse causing
  36  * spurious warnings about unused imports.
  37  */
  38 @Retention(RetentionPolicy.RUNTIME)
  39 @Target({ElementType.TYPE, ElementType.FIELD})
  40 public @interface Opcode {
  41 
  42     String value() default "";
  43 }