40 lines
1.3 KiB
Java
40 lines
1.3 KiB
Java
/*******************************************************************************
|
|
* Copyright (c) 2002 - 2006 IBM Corporation.
|
|
* All rights reserved. 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
|
|
*
|
|
* Contributors:
|
|
* IBM Corporation - initial API and implementation
|
|
*******************************************************************************/
|
|
package com.ibm.wala.ipa.callgraph.propagation;
|
|
|
|
import com.ibm.wala.fixpoint.UnaryOperator;
|
|
import com.ibm.wala.fixpoint.UnaryStatement;
|
|
|
|
/**
|
|
* A specialized equation class introduced for efficiency.
|
|
*/
|
|
public final class AssignEquation extends UnaryStatement<PointsToSetVariable> {
|
|
|
|
AssignEquation(PointsToSetVariable lhs, PointsToSetVariable rhs) {
|
|
super(lhs, rhs);
|
|
}
|
|
|
|
@Override
|
|
public UnaryOperator<PointsToSetVariable> getOperator() {
|
|
return PropagationCallGraphBuilder.assignOperator;
|
|
}
|
|
|
|
@Override
|
|
public boolean equals(Object o) {
|
|
if (o instanceof AssignEquation) {
|
|
AssignEquation other = (AssignEquation) o;
|
|
return getLHS().equals(other.getLHS()) && getRightHandSide().equals(other.getRightHandSide());
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
}
|