FourRegisterDecodedInstruction.java revision 579d7739c53a2707ad711a2d2cae46d7d782f061 
1/*
2 * Copyright (C) 2011 The Android Open Source Project
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
17package com.android.dx.io.instructions;
18
19import com.android.dx.io.IndexType;
20
21/**
22 * A decoded Dalvik instruction which has five register arguments.
23 */
24public final class FourRegisterDecodedInstruction extends DecodedInstruction {
25    /** register argument "A" */
26    private final int a;
27
28    /** register argument "B" */
29    private final int b;
30
31    /** register argument "C" */
32    private final int c;
33
34    /** register argument "D" */
35    private final int d;
36
37    /**
38     * Constructs an instance.
39     */
40    public FourRegisterDecodedInstruction(InstructionCodec format, int opcode,
41            int index, IndexType indexType, int target, long literal,
42            int a, int b, int c, int d) {
43        super(format, opcode, index, indexType, target, literal);
44
45        this.a = a;
46        this.b = b;
47        this.c = c;
48        this.d = d;
49    }
50
51    /** @inheritDoc */
52    public int getRegisterCount() {
53        return 4;
54    }
55
56    /** @inheritDoc */
57    public int getA() {
58        return a;
59    }
60
61    /** @inheritDoc */
62    public int getB() {
63        return b;
64    }
65
66    /** @inheritDoc */
67    public int getC() {
68        return c;
69    }
70
71    /** @inheritDoc */
72    public int getD() {
73        return d;
74    }
75
76    /** @inheritDoc */
77    public DecodedInstruction withIndex(int newIndex) {
78        return new FourRegisterDecodedInstruction(
79                getFormat(), getOpcode(), newIndex, getIndexType(),
80                getTarget(), getLiteral(), a, b, c, d);
81    }
82}
83