"

 COPYRIGHT (c) 1994 by Claus Gittinger

              All Rights Reserved

 This software is furnished under a license and may be used

 only in accordance with the terms of that license and with the

 inclusion of the above copyright notice.   This software may not

 be provided or otherwise made available to, or used by, any

 other person.  No title to or ownership of the software is

 hereby transferred.

"

PrimaryNode subclass:#SelfNode

       instanceVariableNames:''

       classVariableNames:''

       poolDictionaries:''

       category:'System-Compiler-Support'

!

SelfNode comment:'

COPYRIGHT (c) 1994 by Claus Gittinger

             All Rights Reserved

$Header: /cvs/stx/stx/libcomp/SelfNode.st,v 1.1 1994-01-17 09:14:03 claus Exp $

written 94 by claus

'!

!SelfNode class methodsFor:'instance creation'!

value:val

    ^ (self basicNew) value:val

! !

!SelfNode methodsFor:'accessing'!

value:val

    type := #Self.

    value := val.

! !

!SelfNode methodsFor:'evaluating'!

evaluate

    ^ value

!

store:aValue

    "not reached - parser has already checked this"

    self error:'store into self - cannot happen'

! !

!SelfNode methodsFor:'code generation'!

codeOn:aStream inBlock:codeBlock

    aStream nextPut:#pushSelf

!

codeStoreOn:aStream inBlock:codeBlock valueNeeded:valueNeeded

    "not reached - parser has already checked this"

    ^ self error:'store into self - cannot happen'

! !

!SelfNode methodsFor:'printing'!

displayString

    ^ 'InterpreterVariable(self)'

!

printOn:aStream indent:i

    aStream nextPutAll:'self'

! !