harpoon.IR.Quads
Class THROW

java.lang.Object
  harpoon.IR.Quads.Quad
      harpoon.IR.Quads.THROW

All Implemented Interfaces:

HCodeElement, CFGraphable<Quad,Edge>, UseDefable, Graph.Node<Quad,Edge>, Serializable, Cloneable, Comparable<Quad>

public class THROW
extends Quad

THROW represents a throw statement.

Version:

$Id: THROW.java,v 1.5 2002/04/11 04:00:35 cananian Exp $

Author:

C. Scott Ananian <cananian@alumni.princeton.edu>

See Also:

Serialized Form

Field Summary

protected Temp

throwable

Fields inherited from class harpoon.IR.Quads.Quad

arrayFactory

Constructor Summary

THROW(QuadFactory qf, HCodeElement source, Temp throwable)
Creates a THROW representing a exception throw statement.

Method Summary

<T> T	accept(QuadValueVisitor<T> v)
void	accept(QuadVisitor v) Accept a visitor.
int	kind() Return an integer enumeration of the kind of this Quad.
Quad	rename(QuadFactory qqf, TempMap defMap, TempMap useMap) Create a new Quad identical to the receiver, but with all Temps renamed according to a mapping.
Temp	throwable() Returns the Temp containing the exception object to throw.
String	toString() Returns human-readable representation of this Quad.
Temp[]	use() Returns all the Temps used by this Quad.

Methods inherited from class harpoon.IR.Quads.Quad

addEdge, addEdges, addHandlers, clone, clone, clone, compareTo, def, defC, edgeC, edges, getFactory, getID, getLineNumber, getSourceFile, handlers, hashCode, isPred, isSucc, map, map, map, next, next, nextEdge, nextEdge, nextLength, pred, predC, prev, prev, prevEdge, prevEdge, prevLength, remove, removeHandlers, rename, replace, succ, succC, toLongString, transferHandlers, useC

Methods inherited from class java.lang.Object

equals, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

throwable

protected Temp throwable

Constructor Detail

THROW

public THROW(QuadFactory qf,
             HCodeElement source,
             Temp throwable)

Creates a THROW representing a exception throw statement.

Parameters:

throwable - the Temp containing the exception object to throw. Should be a subclass of java.lang.Throwable.

Method Detail

throwable

public Temp throwable()

Returns the Temp containing the exception object to throw.

use

public Temp[] use()

Returns all the Temps used by this Quad.

Specified by:

use in interface UseDefable

Overrides:

use in class Quad

Returns:

the throwable field.

kind

public int kind()

Description copied from class: Quad

Return an integer enumeration of the kind of this Quad. The enumerated values are defined in QuadKind.

Specified by:

kind in class Quad

rename

public Quad rename(QuadFactory qqf,
                   TempMap defMap,
                   TempMap useMap)

Description copied from class: Quad

Create a new Quad identical to the receiver, but with all Temps renamed according to a mapping. The new Quad will have no edges.

The new Quad will come from the specified QuadFactory.

Specified by:

rename in class Quad

accept

public void accept(QuadVisitor v)

Description copied from class: Quad

Accept a visitor.

Specified by:

accept in class Quad

accept

public <T> T accept(QuadValueVisitor<T> v)

Specified by:

accept in class Quad

toString

public String toString()

Returns human-readable representation of this Quad.

Specified by:

toString in class Quad