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:

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	Description
static final char	ADD
static final char	AND
static final char	CMP
static final char	CMPG
static final char	CMPL
static final char	DIV
static final char	IOR
static final char	MUL
static final char	REM
static final char	SUB
static final char	XOR

Fields inherited from class Expr

type

Fields inherited from class Node

parent

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
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 Expr

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

Methods inherited from class Node

block, cleanup, copyInto, 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

Field Details

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 Details

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 Details

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 Object clone()

Specified by:

clone in class Expr