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1   /*
2    * reserved comment block
3    * DO NOT REMOVE OR ALTER!
4    */
5   package com.sun.org.apache.bcel.internal.generic;
6   
7   /* ====================================================================
8    * The Apache Software License, Version 1.1
9    *
10   * Copyright (c) 2001 The Apache Software Foundation.  All rights
11   * reserved.
12   *
13   * Redistribution and use in source and binary forms, with or without
14   * modification, are permitted provided that the following conditions
15   * are met:
16   *
17   * 1. Redistributions of source code must retain the above copyright
18   *    notice, this list of conditions and the following disclaimer.
19   *
20   * 2. Redistributions in binary form must reproduce the above copyright
21   *    notice, this list of conditions and the following disclaimer in
22   *    the documentation and/or other materials provided with the
23   *    distribution.
24   *
25   * 3. The end-user documentation included with the redistribution,
26   *    if any, must include the following acknowledgment:
27   *       "This product includes software developed by the
28   *        Apache Software Foundation (http://www.apache.org/)."
29   *    Alternately, this acknowledgment may appear in the software itself,
30   *    if and wherever such third-party acknowledgments normally appear.
31   *
32   * 4. The names "Apache" and "Apache Software Foundation" and
33   *    "Apache BCEL" must not be used to endorse or promote products
34   *    derived from this software without prior written permission. For
35   *    written permission, please contact apache@apache.org.
36   *
37   * 5. Products derived from this software may not be called "Apache",
38   *    "Apache BCEL", nor may "Apache" appear in their name, without
39   *    prior written permission of the Apache Software Foundation.
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41   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
42   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
43   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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51   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52   * SUCH DAMAGE.
53   * ====================================================================
54   *
55   * This software consists of voluntary contributions made by many
56   * individuals on behalf of the Apache Software Foundation.  For more
57   * information on the Apache Software Foundation, please see
58   * <http://www.apache.org/>.
59   */
60  
61  /**
62   * DCMPG - Compare doubles: value1 > value2
63   * <PRE>Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -&gt;</PRE>
64   *        ..., result
65   *
66   * @author  <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>
67   */
68  public class DCMPG extends Instruction
69    implements TypedInstruction, StackProducer, StackConsumer {
70  
71    public DCMPG() {
72      super(com.sun.org.apache.bcel.internal.Constants.DCMPG, (short)1);
73    }
74  
75    /** @return Type.DOUBLE
76     */
77    public Type getType(ConstantPoolGen cp) {
78      return Type.DOUBLE;
79    }
80  
81  
82    /**
83     * Call corresponding visitor method(s). The order is:
84     * Call visitor methods of implemented interfaces first, then
85     * call methods according to the class hierarchy in descending order,
86     * i.e., the most specific visitXXX() call comes last.
87     *
88     * @param v Visitor object
89     */
90    public void accept(Visitor v) {
91      v.visitTypedInstruction(this);
92      v.visitStackProducer(this);
93      v.visitStackConsumer(this);
94      v.visitDCMPG(this);
95    }
96  }