com.android.dx.rop.code.FillArrayDataInsn Maven / Gradle / Ivy
/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.dx.rop.code;
import com.android.dx.rop.cst.Constant;
import com.android.dx.rop.type.StdTypeList;
import com.android.dx.rop.type.Type;
import com.android.dx.rop.type.TypeList;
import java.util.ArrayList;
/**
* Instruction which fills a newly created array with a predefined list of
* constant values.
*/
public final class FillArrayDataInsn
extends Insn {
/** non-null: initial values to fill the newly created array */
private final ArrayList initValues;
/**
* non-null: type of the array. Will be used to determine the width of
* elements in the array-data table.
*/
private final Constant arrayType;
/**
* Constructs an instance.
*
* @param opcode {@code non-null;} the opcode
* @param position {@code non-null;} source position
* @param sources {@code non-null;} specs for all the sources
* @param initValues {@code non-null;} list of initial values to fill the array
* @param cst {@code non-null;} type of the new array
*/
public FillArrayDataInsn(Rop opcode, SourcePosition position,
RegisterSpecList sources,
ArrayList initValues,
Constant cst) {
super(opcode, position, null, sources);
if (opcode.getBranchingness() != Rop.BRANCH_NONE) {
throw new IllegalArgumentException("bogus branchingness");
}
this.initValues = initValues;
this.arrayType = cst;
}
/** {@inheritDoc} */
@Override
public TypeList getCatches() {
return StdTypeList.EMPTY;
}
/**
* Return the list of init values
* @return {@code non-null;} list of init values
*/
public ArrayList getInitValues() {
return initValues;
}
/**
* Return the type of the newly created array
* @return {@code non-null;} array type
*/
public Constant getConstant() {
return arrayType;
}
/** {@inheritDoc} */
@Override
public void accept(Visitor visitor) {
visitor.visitFillArrayDataInsn(this);
}
/** {@inheritDoc} */
@Override
public Insn withAddedCatch(Type type) {
throw new UnsupportedOperationException("unsupported");
}
/** {@inheritDoc} */
@Override
public Insn withRegisterOffset(int delta) {
return new FillArrayDataInsn(getOpcode(), getPosition(),
getSources().withOffset(delta),
initValues, arrayType);
}
/** {@inheritDoc} */
@Override
public Insn withNewRegisters(RegisterSpec result,
RegisterSpecList sources) {
return new FillArrayDataInsn(getOpcode(), getPosition(),
sources, initValues, arrayType);
}
}