EDU.purdue.cs.bloat.tree

Class ArithExpr

java.lang.Object

EDU.purdue.cs.bloat.tree.Node

EDU.purdue.cs.bloat.tree.Expr

EDU.purdue.cs.bloat.tree.ArithExpr

All Implemented Interfaces:

java.lang.Cloneable

public class ArithExpr
extends Expr

ArithExpr represents a binary arithmetic expression. It consists of two operands and an operator.

Field Summary

Fields

Modifier and Type	Field and Description
static char	ADD
static char	AND
static char	CMP
static char	CMPG
static char	CMPL
static char	DIV
static char	IOR
static char	MUL
static char	REM
static char	SUB
static char	XOR

Fields inherited from class EDU.purdue.cs.bloat.tree.Expr

type

Fields inherited from class EDU.purdue.cs.bloat.tree.Node

parent

Constructor Summary

Constructors

Constructor and Description
ArithExpr(char operation, Expr left, Expr right, Type type) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Object	clone()
boolean	equalsExpr(Expr other) Compare this arithmetic expression to another Expression.
int	exprHashCode() Returns the hash code for this expresion.
Expr	left()
int	operation()
Expr	right()
void	visit(TreeVisitor visitor)
void	visitForceChildren(TreeVisitor visitor) Visit the children of this node.

Methods inherited from class EDU.purdue.cs.bloat.tree.Expr

cleanupOnly, comparator, copyInto, def, isDef, setDef, setType, stmt, type

Methods inherited from class EDU.purdue.cs.bloat.tree.Node

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

Methods inherited from class java.lang.Object

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

Field Detail

ADD

public static final char ADD

See Also:

Constant Field Values

SUB

public static final char SUB

See Also:

Constant Field Values

DIV

public static final char DIV

See Also:

Constant Field Values

MUL

public static final char MUL

See Also:

Constant Field Values

REM

public static final char REM

See Also:

Constant Field Values

AND

public static final char AND

See Also:

Constant Field Values

IOR

public static final char IOR

See Also:

Constant Field Values

XOR

public static final char XOR

See Also:

Constant Field Values

CMP

public static final char CMP

See Also:

Constant Field Values

CMPL

public static final char CMPL

See Also:

Constant Field Values

CMPG

public static final char CMPG

See Also:

Constant Field Values

Constructor Detail

ArithExpr

public ArithExpr(char operation,
         Expr left,
         Expr right,
         Type type)

Constructor.

Parameters:

operation - Arithmetic operation that this expression performs.

left - Left-hand argument to operation.

right - Right-hand argument to operation.

type - The type of this expression.

Method Detail

operation

public int operation()

left

public Expr left()

right

public Expr right()

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

exprHashCode

public int exprHashCode()

Description copied from class: Expr

Returns the hash code for this expresion.

Specified by:

exprHashCode in class Expr

equalsExpr

public boolean equalsExpr(Expr other)

Compare this arithmetic expression to another Expression.

Specified by:

equalsExpr in class Expr

Parameters:

other - Expr to which to compare this.

Returns:

True, if both expressions have the same contents.

clone

public java.lang.Object clone()

Specified by:

clone in class Expr