Mercurial > hg > Members > kono > jpf-core
comparison src/main/gov/nasa/jpf/jvm/bytecode/IF_ACMPNE.java @ 0:61d41facf527
initial v8 import (history reset)
author | Peter Mehlitz <Peter.C.Mehlitz@nasa.gov> |
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date | Fri, 23 Jan 2015 10:14:01 -0800 |
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-1:000000000000 | 0:61d41facf527 |
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1 /* | |
2 * Copyright (C) 2014, United States Government, as represented by the | |
3 * Administrator of the National Aeronautics and Space Administration. | |
4 * All rights reserved. | |
5 * | |
6 * The Java Pathfinder core (jpf-core) platform is licensed under the | |
7 * Apache License, Version 2.0 (the "License"); you may not use this file except | |
8 * in compliance with the License. You may obtain a copy of the License at | |
9 * | |
10 * http://www.apache.org/licenses/LICENSE-2.0. | |
11 * | |
12 * Unless required by applicable law or agreed to in writing, software | |
13 * distributed under the License is distributed on an "AS IS" BASIS, | |
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
15 * See the License for the specific language governing permissions and | |
16 * limitations under the License. | |
17 */ | |
18 package gov.nasa.jpf.jvm.bytecode; | |
19 | |
20 import gov.nasa.jpf.vm.StackFrame; | |
21 | |
22 | |
23 /** | |
24 * Branch if reference comparison does not succeed | |
25 * ..., value1, value2 => ... | |
26 */ | |
27 public class IF_ACMPNE extends IfInstruction { | |
28 | |
29 public IF_ACMPNE(int targetPc) { | |
30 super(targetPc); | |
31 } | |
32 | |
33 | |
34 @Override | |
35 public boolean popConditionValue (StackFrame frame) { | |
36 int v1 = frame.pop(); | |
37 int v2 = frame.pop(); | |
38 | |
39 return (v1 != v2); | |
40 } | |
41 | |
42 @Override | |
43 public int getByteCode () { | |
44 return 0xA6; | |
45 } | |
46 | |
47 @Override | |
48 public void accept(JVMInstructionVisitor insVisitor) { | |
49 insVisitor.visit(this); | |
50 } | |
51 } |