dk.brics.tajs.flowgraph.jsnodes

Class CallConversionNode

java.lang.Object

dk.brics.tajs.flowgraph.AbstractNode

dk.brics.tajs.flowgraph.jsnodes.Node

dk.brics.tajs.flowgraph.jsnodes.LoadNode

dk.brics.tajs.flowgraph.jsnodes.CallConversionNode

All Implemented Interfaces:

ICallNode

public class CallConversionNode
extends LoadNode
implements ICallNode

Call to toString or valueOf conversion.

Must be the only node in its block. The block must have precisely one successor.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	CallConversionNode.Kind
static class	CallConversionNode.Sequence

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
CallConversionNode(CallConversionNode.Kind kind, CallConversionNode.Sequence sequence_number, int result_reg, int base_reg, SourceLocation location) Constructs a new conversion call 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	getBaseRegister() Returns the base register.
CallConversionNode.Kind	getKind() Returns the kind.
CallConversionNode.Sequence	getSequenceNumber() Returns the sequence number.
boolean	isConstructorCall() Checks whether this is a constructor call or an ordinary call.
void	setBaseRegister(int base_var) Sets the base 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.LoadNode

getResultRegister

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

Methods inherited from interface dk.brics.tajs.flowgraph.ICallNode

getResultRegister

Constructor Detail

CallConversionNode

public CallConversionNode(CallConversionNode.Kind kind,
                  CallConversionNode.Sequence sequence_number,
                  int result_reg,
                  int base_reg,
                  SourceLocation location)

Constructs a new conversion call node.

Parameters:

kind - The conversion kind.

result_reg - The register for the result.

base_reg - The base object register.

location - The source location.

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

getBaseRegister

public int getBaseRegister()

Returns the base register.

getKind

public CallConversionNode.Kind getKind()

Returns the kind.

getSequenceNumber

public CallConversionNode.Sequence getSequenceNumber()

Returns the sequence number.

isConstructorCall

public boolean isConstructorCall()

Description copied from interface: ICallNode

Checks whether this is a constructor call or an ordinary call.

Specified by:

isConstructorCall in interface ICallNode

setBaseRegister

public void setBaseRegister(int base_var)

Sets the base 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