soot.jimple.internal.AbstractNegExpr Maven / Gradle / Ivy
/* Soot - a J*va Optimization Framework
* Copyright (C) 1999 Patrick Lam
*
* This library 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 library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* Modified by the Sable Research Group and others 1997-1999.
* See the 'credits' file distributed with Soot for the complete list of
* contributors. (Soot is distributed at http://www.sable.mcgill.ca/soot)
*/
package soot.jimple.internal;
import soot.*;
import soot.jimple.*;
import soot.util.*;
public abstract class AbstractNegExpr extends AbstractUnopExpr implements NegExpr
{
protected AbstractNegExpr(ValueBox opBox) { super(opBox); }
/** Compares the specified object with this one for structural equality. */
public boolean equivTo(Object o)
{
if (o instanceof AbstractNegExpr)
{
return opBox.getValue().equivTo(((AbstractNegExpr)o).opBox.getValue());
}
return false;
}
/** Returns a hash code for this object, consistent with structural equality. */
public int equivHashCode()
{
return opBox.getValue().equivHashCode();
}
public abstract Object clone();
public String toString()
{
return Jimple.NEG + " " + opBox.getValue().toString();
}
public void toString(UnitPrinter up) {
up.literal(Jimple.NEG);
up.literal(" ");
opBox.toString(up);
}
public Type getType()
{
Value op = opBox.getValue();
if(op.getType().equals(IntType.v()) || op.getType().equals(ByteType.v()) ||
op.getType().equals(ShortType.v()) || op.getType().equals(BooleanType.v()) ||
op.getType().equals(CharType.v()))
return IntType.v();
else if(op.getType().equals(LongType.v()))
return LongType.v();
else if(op.getType().equals(DoubleType.v()))
return DoubleType.v();
else if(op.getType().equals(FloatType.v()))
return FloatType.v();
else
return UnknownType.v();
}
public void apply(Switch sw)
{
((ExprSwitch) sw).caseNegExpr(this);
}
}