dk.brics.tajs.flowgraph.jsnodes

Class BeginForInNode

java.lang.Object

dk.brics.tajs.flowgraph.AbstractNode

dk.brics.tajs.flowgraph.jsnodes.Node

dk.brics.tajs.flowgraph.jsnodes.BeginForInNode

public class BeginForInNode
extends Node

Begin for-in node.

for (v_property in v_object) { ... }

Field Summary

Fields inherited from class dk.brics.tajs.flowgraph.AbstractNode

EXCEPTION_REG, FIRST_ORDINARY_REG, NO_VALUE, RETURN_REG

Constructor Summary

Constructors

Constructor and Description
BeginForInNode(int object_reg, int propertylist_reg, SourceLocation location) Constructs a new begin for-in node.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	canThrowExceptions() Returns true if this node may throw exceptions.
void	check(BasicBlock b) Perform a consistency check of this node.
int	getObjectRegister() Returns the object register.
int	getPropertyListRegister() Returns the property list register.
void	setObjectRegister(int object_reg) Sets the object register.
String	toString() Returns a string description of this node.
<ArgType> void	visitBy(NodeVisitor<ArgType> v, ArgType a) Visits this node with the given visitor.

Methods inherited from class dk.brics.tajs.flowgraph.jsnodes.Node

visitBy

Methods inherited from class dk.brics.tajs.flowgraph.AbstractNode

getBlock, getDuplicateOf, getIndex, getSourceLocation, isArtificial, isDead, isRegistersDone, setArtificial, setBlock, setDead, setDuplicateOf, setIndex, setRegistersDone

Methods inherited from class java.lang.Object

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

Constructor Detail

BeginForInNode

public BeginForInNode(int object_reg,
              int propertylist_reg,
              SourceLocation location)

Constructs a new begin for-in node.

Method Detail

canThrowExceptions

public boolean canThrowExceptions()

Description copied from class: AbstractNode

Returns true if this node may throw exceptions.

Specified by:

canThrowExceptions in class AbstractNode

check

public void check(BasicBlock b)

Description copied from class: AbstractNode

Perform a consistency check of this node. Default implementation does nothing.

Overrides:

check in class AbstractNode

Parameters:

b - basic block containing this node

getObjectRegister

public int getObjectRegister()

Returns the object register.

getPropertyListRegister

public int getPropertyListRegister()

Returns the property list register.

setObjectRegister

public void setObjectRegister(int object_reg)

Sets the object register.

toString

public String toString()

Description copied from class: AbstractNode

Returns a string description of this node.

Specified by:

toString in class AbstractNode

visitBy

public <ArgType> void visitBy(NodeVisitor<ArgType> v,
                     ArgType a)

Description copied from class: Node

Visits this node with the given visitor.

Specified by:

visitBy in class Node