org.jruby.ir.dataflow.analyses

Class DefinedVariablesProblem

java.lang.Object

org.jruby.ir.dataflow.DataFlowProblem<DefinedVariablesProblem,DefinedVariableNode>

org.jruby.ir.dataflow.analyses.DefinedVariablesProblem

public class DefinedVariablesProblem
extends DataFlowProblem<DefinedVariablesProblem,DefinedVariableNode>

Nested Class Summary

Nested classes/interfaces inherited from class org.jruby.ir.dataflow.DataFlowProblem

DataFlowProblem.DF_Direction

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	NAME

Fields inherited from class org.jruby.ir.dataflow.DataFlowProblem

direction, flowGraphNodes, scope

Constructor Summary

Constructors

Constructor and Description
DefinedVariablesProblem(IRScope scope)

Method Summary

Modifier and Type	Method and Description
void	addDFVar(Variable v)
DefinedVariableNode	buildFlowGraphNode(BasicBlock bb)
boolean	dfVarExists(Variable v)
java.util.Set<Variable>	findUndefinedVars()
java.util.Set<Variable>	getAllVars()
java.lang.Integer	getDFVar(Variable v)
java.lang.String	getName()
Variable	getVariable(int id)

Methods inherited from class org.jruby.ir.dataflow.DataFlowProblem

addDataFlowVar, compute_MOP_Solution, generateWorkList, getDataFlowVarsForOutput, getDFVarsCount, getEntryNode, getExitNode, getFlowDirection, getFlowGraphNode, getScope, isEmpty, setup, toString

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final java.lang.String NAME

See Also:

Constant Field Values

Constructor Detail

DefinedVariablesProblem

public DefinedVariablesProblem(IRScope scope)

Method Detail

getDFVar

public java.lang.Integer getDFVar(Variable v)

dfVarExists

public boolean dfVarExists(Variable v)

getVariable

public Variable getVariable(int id)

buildFlowGraphNode

public DefinedVariableNode buildFlowGraphNode(BasicBlock bb)

Specified by:

buildFlowGraphNode in class DataFlowProblem<DefinedVariablesProblem,DefinedVariableNode>

addDFVar

public void addDFVar(Variable v)

findUndefinedVars

public java.util.Set<Variable> findUndefinedVars()

getAllVars

public java.util.Set<Variable> getAllVars()

getName

public java.lang.String getName()

Specified by:

getName in class DataFlowProblem<DefinedVariablesProblem,DefinedVariableNode>