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

"{ NameSpace: Smalltalk }"

Object subclass:#PPCConfiguration

	classVariableNames:''

	poolDictionaries:''

	category:'PetitCompiler-Core'

!

!PPCConfiguration class methodsFor:'as yet unclassified'!

default

    ^ self universal

!

new

    ^ self basicNew

        initialize;

        yourself

!

tokenizing

!

universal

! !

!PPCConfiguration methodsFor:'accessing'!

context

    ^ context

!

defaultArguments

    ^ PPCCompilationOptions default

    "Modified: / 24-08-2015 / 23:39:50 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

input: aPPParser

    ir := aPPParser asCompilerTree.    

    self remember: (self copyTree: ir) as: #input

    "Modified (format): / 29-08-2015 / 07:18:02 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

ir

    ^ ir

!

ir: whatever

    ir := whatever

! !

!PPCConfiguration methodsFor:'accessing - defaults'!

! !

!PPCConfiguration methodsFor:'compiling'!

buildClass: clazz

    |  builder |

    builder := PPCClassBuilder new.

    builder compiledClassName: clazz name.

    builder compiledSuperclass: clazz superclass.

    builder methodDictionary: clazz methodDictionary.

    builder constants: clazz constants.

    ^ builder compileClass.	

!

compile: whatever

    | time |

    self input: whatever.

    time := [ self invokePhases ] timeToRun.

    ((Smalltalk respondsTo:#isSmalltalkX) and:[Smalltalk isSmalltalkX]) ifFalse:[ 

        "Assume Pharo"

        time := time asMilliSeconds.

    ].

    self reportTime: time.

    ^ ir

    "Modified: / 17-08-2015 / 13:06:31 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

generateParser

    | parserClass parserSuper rootMethod |

    context options generate ifFalse:[

        ^ self

    ].

    parserSuper := context options parserSuperclass.

    parserSuper isNil ifTrue:[ 

    ].

    rootMethod := context parserClass propertyAt:#rootMethod.

    context parserClass name:context options parserName.

    context parserClass superclass: parserSuper.

    parserClass := self buildClass:context parserClass.

    parserClass startSymbol:rootMethod methodName.

    self remember:parserClass as:#parser.

    ir := parserClass new

    "Modified: / 25-08-2015 / 00:05:49 / Jan Vrany"

!

generateScanner

    | scanner |

    context options generate ifFalse:[

        ^ self

    ].

    context scannerClass name:context options scannerName.

    context scannerClass superclass:context options scannerSuperclass.

    scanner := (self buildClass:context scannerClass).

    context parserClass addConstant:scanner as:#scannerClass.

    ir := scanner.

    self remember:scanner as:#scanner

    "Modified: / 25-08-2015 / 00:06:49 / Jan Vrany"

!

invokePhases

! !

!PPCConfiguration methodsFor:'debugging'!

copy: somethingTransformable

    self deprecated: 'copy on your own, or whatever, but dont use me'.

    ^ somethingTransformable transform: [ :e | e copy ]

!

copyTree: somethingTransformable

    ^ somethingTransformable transform: [ :e | e copy ]

!

remember: key

    self deprecated: 'use remember:as:'.

    self options debug ifTrue: [ 

        history add: key -> (self copy: ir).

    ]

!

remember: value as: key

    context options debug ifTrue: [ 

        history add: key -> value.

    ]

    "Modified: / 28-08-2015 / 14:14:33 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!PPCConfiguration methodsFor:'initialization'!

initialize

    history := OrderedCollection new.

    context := PPCCompilationContext new.

! !

!PPCConfiguration methodsFor:'reporting'!

reportTime: timeInMs

    context options profile ifTrue: [ 

        Transcript show: 'Time to compile: ', timeInMs asString, ' ms'; cr.

    ]

    "Modified: / 26-08-2015 / 16:35:13 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!PPCConfiguration methodsFor:'running'!

runPass: pass

    | p |

    p := pass asPPCPass.

    ir := p run: ir in: context.

    self remember:(self copyTree:ir) as:p class name

    "Created: / 26-08-2015 / 22:35:39 / Jan Vrany <jan.vrany@fit.cvut.cz>"

    "Modified: / 29-08-2015 / 07:16:10 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !