soot.dexpler.instructions.ReturnInstruction Maven / Gradle / Ivy
package soot.dexpler.instructions;
/*-
* #%L
* Soot - a J*va Optimization Framework
* %%
* Copyright (C) 2012 Michael Markert, Frank Hartmann
*
* (c) 2012 University of Luxembourg - Interdisciplinary Centre for
* Security Reliability and Trust (SnT) - All rights reserved
* Alexandre Bartel
*
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 2.1 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* .
* #L%
*/
import org.jf.dexlib2.iface.instruction.Instruction;
import org.jf.dexlib2.iface.instruction.formats.Instruction11x;
import soot.Local;
import soot.dexpler.DexBody;
import soot.dexpler.IDalvikTyper;
import soot.dexpler.typing.DalvikTyper;
import soot.jimple.Jimple;
import soot.jimple.ReturnStmt;
public class ReturnInstruction extends DexlibAbstractInstruction {
public ReturnInstruction(Instruction instruction, int codeAdress) {
super(instruction, codeAdress);
}
@Override
public void jimplify(DexBody body) {
Instruction11x returnInstruction = (Instruction11x) this.instruction;
Local l = body.getRegisterLocal(returnInstruction.getRegisterA());
ReturnStmt returnStmt = Jimple.v().newReturnStmt(l);
setUnit(returnStmt);
addTags(returnStmt);
body.add(returnStmt);
if (IDalvikTyper.ENABLE_DVKTYPER) {
// DalvikTyper.v().addConstraint(returnStmt.getOpBox(), new
// ImmediateBox(Jimple.body.getBody().getMethod().getReturnType()));
DalvikTyper.v().setType(returnStmt.getOpBox(), body.getBody().getMethod().getReturnType(), true);
}
}
}