comp
Class IdNode

java.lang.Object
  |
  +--comp.Node
        |
        +--comp.ExprNode
              |
              +--comp.IdNode

class IdNode

extends ExprNode

Basic identifier expression.

Field Summary

(package private) java.lang.String

id

Fields inherited from class comp.Node

asm, globalScope, labelCount, strings

Constructor Summary

IdNode(java.lang.String id)

Method Summary

void	asHTML(java.io.PrintStream out) Process this node.
java.lang.String	codeGen(Scope scope, RegBank bank) Generate code for this node.
Type	getType(Scope s)
java.lang.String	lvalue(Scope scope, RegBank bank) Answer the address of this name.
java.lang.String	rvalue(Scope scope, RegBank bank) Answer the value of this name.
java.lang.String	toString()

Methods inherited from class comp.Node

addDefs, addString, getLabel, reset

Methods inherited from class java.lang.Object

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

Field Detail

id

java.lang.String id

Constructor Detail

IdNode

public IdNode(java.lang.String id)

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getType

public Type getType(Scope s)

Overrides:

getType in class ExprNode

codeGen

public java.lang.String codeGen(Scope scope,
                                RegBank bank)

Description copied from class: Node

Generate code for this node. If the code is an expression it should return a register name that holds the result. Otherwise null.

Specified by:

codeGen in class Node

lvalue

public java.lang.String lvalue(Scope scope,
                               RegBank bank)

Answer the address of this name.

Overrides:

lvalue in class Node

rvalue

public java.lang.String rvalue(Scope scope,
                               RegBank bank)

Answer the value of this name.

Overrides:

rvalue in class Node

asHTML

public void asHTML(java.io.PrintStream out)

Process this node.

Specified by:

asHTML in class Node