Package com.ibm.wala.dataflow.graph

Class BooleanSolver<T>

java.lang.Object

com.ibm.wala.fixedpoint.impl.AbstractFixedPointSolver<T>

com.ibm.wala.fixedpoint.impl.DefaultFixedPointSolver<V>

com.ibm.wala.dataflow.graph.DataflowSolver<T,BooleanVariable>

com.ibm.wala.dataflow.graph.BooleanSolver<T>

All Implemented Interfaces:

FixedPointConstants, IFixedPointSolver<BooleanVariable>, VerboseAction

public class BooleanSolver<T>
extends DataflowSolver<T,BooleanVariable>

A DataflowSolver specialized for BooleanVariables

Nested Class Summary

Nested classes/interfaces inherited from class com.ibm.wala.fixedpoint.impl.AbstractFixedPointSolver

AbstractFixedPointSolver.Statement

Field Summary

Fields inherited from class com.ibm.wala.fixedpoint.impl.AbstractFixedPointSolver

DEFAULT_PERIODIC_MAINTENANCE_INTERVAL, DEFAULT_VERBOSE_INTERVAL, verbose, workList

Fields inherited from interface com.ibm.wala.fixpoint.FixedPointConstants

CHANGED, CHANGED_AND_FIXED, CHANGED_MASK, FIXED_MASK, NOT_CHANGED, NOT_CHANGED_AND_FIXED, SIDE_EFFECT_MASK

Constructor Summary

Constructors

Constructor	Description
BooleanSolver(IKilldallFramework<T,BooleanVariable> problem)

Method Summary

Modifier and Type	Method	Description
protected BooleanVariable	makeEdgeVariable(T src, T dst)
protected BooleanVariable	makeNodeVariable(T n, boolean IN)
protected BooleanVariable[]	makeStmtRHS(int size)

Methods inherited from class com.ibm.wala.dataflow.graph.DataflowSolver

buildEquations, getEdge, getEdge, getIn, getOut, getProblem, initializeVariables, initializeWorkList

Methods inherited from class com.ibm.wala.fixedpoint.impl.DefaultFixedPointSolver

getFixedPointSystem

Methods inherited from class com.ibm.wala.fixedpoint.impl.AbstractFixedPointSolver

addAllStatementsToWorkList, addToWorkList, changedVariable, emptyWorkList, getMaxEvalBetweenTopo, getMinSizeForTopSort, getNumberOfEvaluations, getPeriodicMaintainInterval, getStatements, getTopologicalGrowthFactor, getVerboseInterval, incNumberOfEvaluations, initForFirstSolve, isChanged, isFixed, isSideEffect, lineBreak, newStatement, newStatement, newStatement, newStatement, newStatement, orderStatements, performVerboseAction, periodicMaintenance, removeStatement, setMaxEvalBetweenTopo, setMinEquationsForTopSort, setTopologicalGrowthFactor, solve, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

BooleanSolver

public BooleanSolver(IKilldallFramework<T,BooleanVariable> problem)

Method Details

makeNodeVariable

protected BooleanVariable makeNodeVariable(T n,
 boolean IN)

Specified by:

makeNodeVariable in class DataflowSolver<T,BooleanVariable>

Parameters:

n - a node

Returns:

a fresh variable to represent the lattice value at the IN or OUT of n

makeEdgeVariable

protected BooleanVariable makeEdgeVariable(T src,
 T dst)

Specified by:

makeEdgeVariable in class DataflowSolver<T,BooleanVariable>

makeStmtRHS

protected BooleanVariable[] makeStmtRHS(int size)

Specified by:

makeStmtRHS in class AbstractFixedPointSolver<BooleanVariable>