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 one register argument.
23 */
24public final class OneRegisterDecodedInstruction extends DecodedInstruction {
25    /** register argument "A" */
26    private final int a;
27
28    /**
29     * Constructs an instance.
30     */
31    public OneRegisterDecodedInstruction(InstructionCodec format, int opcode,
32            int index, IndexType indexType, int target, long literal,
33            int a) {
34        super(format, opcode, index, indexType, target, literal);
35
36        this.a = a;
37    }
38
39    /** {@inheritDoc} */
40    @Override
41    public int getRegisterCount() {
42        return 1;
43    }
44
45    /** {@inheritDoc} */
46    @Override
47    public int getA() {
48        return a;
49    }
50
51    /** {@inheritDoc} */
52    @Override
53    public DecodedInstruction withIndex(int newIndex) {
54        return new OneRegisterDecodedInstruction(
55                getFormat(), getOpcode(), newIndex, getIndexType(),
56                getTarget(), getLiteral(), a);
57    }
58}
59