183 lines
4.8 KiB
Java
183 lines
4.8 KiB
Java
/*
|
|
* This program and the accompanying materials
|
|
* are made available under the terms of the Eclipse Public License v1.0
|
|
* which accompanies this distribution, and is available at
|
|
* http://www.eclipse.org/legal/epl-v10.html.
|
|
*
|
|
* This file is a derivative of code released under the terms listed below.
|
|
*
|
|
*/
|
|
/*
|
|
*
|
|
* Copyright (c) 2009-2012,
|
|
*
|
|
* Adam Fuchs <afuchs@cs.umd.edu>
|
|
* Avik Chaudhuri <avik@cs.umd.edu>
|
|
* Steve Suh <suhsteve@gmail.com>
|
|
*
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* 3. The names of the contributors may not be used to endorse or promote
|
|
* products derived from this software without specific prior written
|
|
* permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
*
|
|
*/
|
|
|
|
package com.ibm.wala.dalvik.dex.instructions;
|
|
|
|
import org.jf.dexlib.Code.Opcode;
|
|
|
|
import com.ibm.wala.dalvik.classLoader.DexIMethod;
|
|
|
|
public abstract class Instruction {
|
|
|
|
public static class Visitor {
|
|
|
|
public void visitArrayLength(ArrayLength instruction) {
|
|
}
|
|
|
|
public void visitArrayGet(ArrayGet instruction) {
|
|
}
|
|
|
|
public void visitArrayPut(ArrayPut instruction) {
|
|
}
|
|
|
|
public void visitArrayFill(ArrayFill instruction) {
|
|
}
|
|
|
|
public void visitBinaryOperation(BinaryOperation instruction) {
|
|
}
|
|
|
|
public void visitBinaryLiteral(BinaryLiteralOperation binaryLiteralOperation) {
|
|
}
|
|
|
|
public void visitBranch(Branch instruction) {
|
|
}
|
|
|
|
public void visitCheckCast(CheckCast checkCast) {
|
|
}
|
|
|
|
public void visitConstant(Constant instruction) {
|
|
}
|
|
|
|
public void visitGetField(GetField instruction) {
|
|
}
|
|
|
|
public void visitGoto(Goto inst) {
|
|
}
|
|
|
|
public void visitInstanceof(InstanceOf instruction) {
|
|
}
|
|
|
|
public void visitInvoke(Invoke instruction) {
|
|
}
|
|
|
|
public void visitMonitor(Monitor instruction) {
|
|
}
|
|
|
|
public void visitNew(New instruction) {
|
|
}
|
|
|
|
public void visitNewArray(NewArray newArray) {
|
|
}
|
|
|
|
public void visitNewArrayFilled(NewArrayFilled newArrayFilled) {
|
|
}
|
|
|
|
public void visitPutField(PutField instruction) {
|
|
}
|
|
|
|
public void visitReturn(Return return1) {
|
|
}
|
|
|
|
public void visitSwitch(Switch instruction) {
|
|
}
|
|
|
|
public void visitThrow(Throw instruction) {
|
|
}
|
|
|
|
public void visitUnaryOperation(UnaryOperation instruction) {
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
public final int pc;
|
|
final protected Opcode opcode;
|
|
final protected DexIMethod method;
|
|
|
|
|
|
public final static int[] noInstructions = new int[0];
|
|
|
|
protected Instruction(int pc, Opcode op, DexIMethod method)
|
|
{
|
|
this.pc = pc;
|
|
this.opcode = op;
|
|
this.method = method;
|
|
}
|
|
|
|
|
|
/**
|
|
* True if the instruction can continue.
|
|
* @see com.ibm.wala.shrikeBT.IInstruction#isFallThrough()
|
|
*/
|
|
public boolean isFallThrough() {
|
|
return opcode.canContinue();
|
|
}
|
|
|
|
/**
|
|
* True if the instruction can throw an exception
|
|
* @see com.ibm.wala.shrikeBT.IInstruction#isPEI()
|
|
*/
|
|
public boolean isPEI() {
|
|
return opcode.canThrow();
|
|
}
|
|
|
|
/**
|
|
* @return The DexIMethod which contains this instruction.
|
|
*/
|
|
public DexIMethod getParentMethod(){
|
|
return method;
|
|
}
|
|
|
|
/**
|
|
* @return The opcode associated with this instruction.
|
|
*/
|
|
public Opcode getOpcode(){
|
|
return opcode;
|
|
}
|
|
|
|
public int[] getBranchTargets() {
|
|
return noInstructions;
|
|
}
|
|
|
|
|
|
|
|
public abstract void visit(Visitor visitor);
|
|
|
|
}
|