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1   /*
2    * Copyright  2000-2004 The Apache Software Foundation
3    *
4    *  Licensed under the Apache License, Version 2.0 (the "License"); 
5    *  you may not use this file except in compliance with the License.
6    *  You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   *  Unless required by applicable law or agreed to in writing, software
11   *  distributed under the License is distributed on an "AS IS" BASIS,
12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *  See the License for the specific language governing permissions and
14   *  limitations under the License. 
15   *
16   */
17  package org.apache.bcel.generic;
18  
19  /***
20   * LCMP - Compare longs:
21   * <PRE>Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -&gt;</PRE>
22   *        ..., result <= -1, 0, 1>
23   *
24   * @version $Id: LCMP.java 386056 2006-03-15 11:31:56Z tcurdt $
25   * @author  <A HREF="mailto:m.dahm@gmx.de">M. Dahm</A>
26   */
27  public class LCMP extends Instruction implements TypedInstruction, StackProducer, StackConsumer {
28  
29      public LCMP() {
30          super(org.apache.bcel.Constants.LCMP, (short) 1);
31      }
32  
33  
34      /*** @return Type.LONG
35       */
36      public Type getType( ConstantPoolGen cp ) {
37          return Type.LONG;
38      }
39  
40  
41      /***
42       * Call corresponding visitor method(s). The order is:
43       * Call visitor methods of implemented interfaces first, then
44       * call methods according to the class hierarchy in descending order,
45       * i.e., the most specific visitXXX() call comes last.
46       *
47       * @param v Visitor object
48       */
49      public void accept( Visitor v ) {
50          v.visitTypedInstruction(this);
51          v.visitStackProducer(this);
52          v.visitStackConsumer(this);
53          v.visitLCMP(this);
54      }
55  }