cetus.transforms

Class SingleReturn

java.lang.Object

cetus.transforms.TransformPass

cetus.transforms.ProcedureTransformPass

cetus.transforms.SingleReturn

public class SingleReturn
extends ProcedureTransformPass

Transforms a program such that every procedure has at most one return statement. A new variable is introduced to store the return value. Each return statement is replaced with a store of the return value followed by a jump to a final return statement that returns the variable.

Constructor Summary

Constructors

Constructor and Description
SingleReturn(Program program) Constructs a new SingleReturn transformation pass.

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	getPassName() Returns the name of the transform pass
void	transformProcedure(Procedure proc)

Methods inherited from class cetus.transforms.ProcedureTransformPass

start

Methods inherited from class cetus.transforms.TransformPass

run

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SingleReturn

public SingleReturn(Program program)

Constructs a new SingleReturn transformation pass.

Method Detail

getPassName

public java.lang.String getPassName()

Description copied from class: TransformPass

Returns the name of the transform pass

Specified by:

getPassName in class TransformPass

transformProcedure

public void transformProcedure(Procedure proc)

Specified by:

transformProcedure in class ProcedureTransformPass