"{ Package: 'stx:goodies/petitparser/compiler' }"

"{ NameSpace: Smalltalk }"

PPCNodeVisitor subclass:#PPCPass

	instanceVariableNames:'context'

	classVariableNames:''

	poolDictionaries:''

	category:'PetitCompiler-Visitors'

!

!PPCPass class methodsFor:'running'!

run: ir in: context

    "Run the pass on passed IR in given compilation context.

     Return (possibly transformed or completely new) IR."

    ^ self new run: ir in: context

    "Created: / 26-08-2015 / 22:31:53 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!PPCPass methodsFor:'accessing'!

context: aPPCCompilationContext

    context := aPPCCompilationContext.

    "Created: / 26-08-2015 / 22:05:38 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!PPCPass methodsFor:'running'!

run: ir

    "Actually run the pass on given IR (tree of PPCNode) and return

     (possibly transformed or completely new) another IR."

    context isNil ifTrue:[ 

        PPCCompilationError new signal: 'oops, no context set, use #context: before running a pass!!'.

    ].

    ^ self visit: ir.

    "Created: / 26-08-2015 / 22:30:21 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

run: ir in: ctx

    "Actually run the pass on given IR (tree of PPCNode) in given

     compilation context and return (possibly transformed or completely 

     new) another IR."

    context := ctx.

    ^ self run: ir.

    "Created: / 26-08-2015 / 22:33:27 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !