1579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson/* 2579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Copyright (C) 2008 The Android Open Source Project 3579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 4579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Licensed under the Apache License, Version 2.0 (the "License"); 5579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * you may not use this file except in compliance with the License. 6579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * You may obtain a copy of the License at 7579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 8579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * http://www.apache.org/licenses/LICENSE-2.0 9579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 10579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Unless required by applicable law or agreed to in writing, software 11579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * distributed under the License is distributed on an "AS IS" BASIS, 12579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * See the License for the specific language governing permissions and 14579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * limitations under the License. 15579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 16579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 17579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonpackage com.android.dx.rop.code; 18579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 19579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonimport com.android.dx.rop.cst.Constant; 20579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonimport com.android.dx.rop.type.Type; 21579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonimport com.android.dx.rop.type.TypeList; 22579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonimport com.android.dx.rop.type.StdTypeList; 23579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 24579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonimport java.util.ArrayList; 25579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 26579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson/** 27579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Instruction which fills a newly created array with a predefined list of 28579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * constant values. 29579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 30579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonpublic final class FillArrayDataInsn 31579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson extends Insn { 32579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 33579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** non-null: initial values to fill the newly created array */ 34579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson private final ArrayList<Constant> initValues; 35579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 36579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** 37579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * non-null: type of the array. Will be used to determine the width of 38579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * elements in the array-data table. 39579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 40579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson private final Constant arrayType; 41579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 42579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** 43579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Constructs an instance. 44579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 45579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @param opcode {@code non-null;} the opcode 46579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @param position {@code non-null;} source position 47579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @param sources {@code non-null;} specs for all the sources 48579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @param initValues {@code non-null;} list of initial values to fill the array 49579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @param cst {@code non-null;} type of the new array 50579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 51579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public FillArrayDataInsn(Rop opcode, SourcePosition position, 52579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson RegisterSpecList sources, 53579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson ArrayList<Constant> initValues, 54579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson Constant cst) { 55579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson super(opcode, position, null, sources); 56579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 57579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson if (opcode.getBranchingness() != Rop.BRANCH_NONE) { 58579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson throw new IllegalArgumentException("bogus branchingness"); 59579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 60579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 61579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson this.initValues = initValues; 62579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson this.arrayType = cst; 63579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 64579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 65579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 66579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 67579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 68579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public TypeList getCatches() { 69579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return StdTypeList.EMPTY; 70579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 71579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 72579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** 73579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Return the list of init values 74579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @return {@code non-null;} list of init values 75579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 76579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public ArrayList<Constant> getInitValues() { 77579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return initValues; 78579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 79579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 80579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** 81579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Return the type of the newly created array 82579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @return {@code non-null;} array type 83579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 84579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public Constant getConstant() { 85579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return arrayType; 86579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 87579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 88579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 89579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 90579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public void accept(Visitor visitor) { 91579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson visitor.visitFillArrayDataInsn(this); 92579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 93579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 94579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 95579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 96579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public Insn withAddedCatch(Type type) { 97579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson throw new UnsupportedOperationException("unsupported"); 98579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 99579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 100579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 101579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 102579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public Insn withRegisterOffset(int delta) { 103579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return new FillArrayDataInsn(getOpcode(), getPosition(), 104579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson getSources().withOffset(delta), 105579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson initValues, arrayType); 106579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 107579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 108579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 109579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 110579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public Insn withNewRegisters(RegisterSpec result, 111579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson RegisterSpecList sources) { 112579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 113579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return new FillArrayDataInsn(getOpcode(), getPosition(), 114579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson sources, initValues, arrayType); 115579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 116579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson} 117