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 register range arguments (an 23 * "A" start register and a register count). 24 */ 25public final class RegisterRangeDecodedInstruction extends DecodedInstruction { 26 /** register argument "A" */ 27 private final int a; 28 29 /** register count */ 30 private final int registerCount; 31 32 /** 33 * Constructs an instance. 34 */ 35 public RegisterRangeDecodedInstruction(InstructionCodec format, int opcode, 36 int index, IndexType indexType, int target, long literal, 37 int a, int registerCount) { 38 super(format, opcode, index, indexType, target, literal); 39 40 this.a = a; 41 this.registerCount = registerCount; 42 } 43 44 /** {@inheritDoc} */ 45 @Override 46 public int getRegisterCount() { 47 return registerCount; 48 } 49 50 /** {@inheritDoc} */ 51 @Override 52 public int getA() { 53 return a; 54 } 55 56 /** {@inheritDoc} */ 57 @Override 58 public DecodedInstruction withIndex(int newIndex) { 59 return new RegisterRangeDecodedInstruction( 60 getFormat(), getOpcode(), newIndex, getIndexType(), 61 getTarget(), getLiteral(), a, registerCount); 62 } 63} 64