Class RetStmt

java.lang.Object

EDU.purdue.cs.bloat.tree.Node

EDU.purdue.cs.bloat.tree.Stmt

EDU.purdue.cs.bloat.tree.JumpStmt

EDU.purdue.cs.bloat.tree.RetStmt

public class RetStmt
extends JumpStmt

RetStmt represents the ret opcode which returns from a subroutine. Recall that when a subroutine returns, the ret opcode's argument specifies a local variable that stores the return address of

Field Summary

Fields inherited from class Node

parent

Constructor Summary

Constructors

Constructor	Description
RetStmt(Subroutine sub)	Constructor.

Method Summary

Modifier and Type	Method	Description
Object	clone()
Subroutine	sub()
void	visit(TreeVisitor visitor)
void	visitForceChildren(TreeVisitor visitor)	Visit the children of this node.

Methods inherited from class JumpStmt

catchTargets, copyInto

Methods inherited from class Stmt

cleanupOnly

Methods inherited from class Node

block, cleanup, hasParent, key, parent, replaceWith, replaceWith, setKey, setParent, setValueNumber, toString, valueNumber, visitChildren, visitOnly

Methods inherited from class Object

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

Constructor Details

RetStmt

public RetStmt(Subroutine sub)

Constructor.

Parameters:

sub - The subroutine in which the return statement resides. That is, from where the program control is returning.

See Also:

• Tree.addInstruction(Instruction, Subroutine)

Method Details

visitForceChildren

public void visitForceChildren(TreeVisitor visitor)

Description copied from class: Node

Visit the children of this node. Not all Nodes will have children to visit.

Specified by:

visitForceChildren in class Node

visit

public void visit(TreeVisitor visitor)

Specified by:

visit in class Node

sub

public Subroutine sub()

clone

public Object clone()

Specified by:

clone in class Stmt