IRPrinter.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Wed, 11 Jun 2008 14:54:42 +0000
changeset 1 0dd36941955f
child 3 c9845c180bd4
permissions -rw-r--r--
Initial revision. All tests pass.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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0dd36941955f Initial revision. All tests pass.
Jan Vrany <jan.vrany@fit.cvut.cz>
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"{ Package: 'stx:goodies/newcompiler' }"
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IRInterpreter subclass:#IRPrinter
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	instanceVariableNames:'stream indent'
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	classVariableNames:''
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	poolDictionaries:''
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	category:'NewCompiler-IR'
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!
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IRPrinter comment:'I interpret IRMethod instructions and write them out to a print stream.'
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!
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!IRPrinter methodsFor:'initialize'!
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indent: tabs
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	indent _ tabs
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!
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stream: stringWriteStream
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	stream _ stringWriteStream
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! !
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!IRPrinter methodsFor:'instructions'!
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blockReturnTop
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	stream nextPutAll: 'blockReturnTop'.
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!
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goto: seqNum
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	stream nextPutAll: 'goto: '.
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	seqNum printOn: stream.
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!
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if: bool goto: seqNum1 otherwise: seqNum2
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	stream nextPutAll: 'if: '.
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	bool printOn: stream.
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	stream nextPutAll: ' goto: '.
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	seqNum1 printOn: stream.
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	stream nextPutAll: ' else: '.
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	seqNum2 printOn: stream.
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!
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jumpOverBlock: blockSeq to: dest
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	stream nextPutAll: 'jumpOverBlock: '.
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	stream nextPutAll: ' block '.
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	blockSeq  printOn: stream.
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	stream nextPutAll: ' cont: '.
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	dest  printOn: stream.
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!
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label: seqNum
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	"add tab and cr since this does not get called within interpretInstruction:"
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	stream cr.  "extra cr just to space out sequences"
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	indent timesRepeat: [stream tab].
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	stream nextPutAll: 'label: '.
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	seqNum printOn: stream.
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	stream cr.
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!
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popTop
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	stream nextPutAll: 'popTop'
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!
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pushBlock: irMethod
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	stream nextPutAll: 'pushBlock:'.
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	IRPrinter new
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		indent: indent + 1;
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		stream: stream;
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		interpret: irMethod removeEmptyStart.
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!
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pushBlockMethod: irMethod
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	stream nextPutAll: 'pushBlockMethod:'.
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	IRPrinter new
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		indent: indent + 1;
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		stream: stream;
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		interpret: irMethod removeEmptyStart.
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!
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pushDup
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	stream nextPutAll: 'pushDup'
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!
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pushLiteral: object
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	stream nextPutAll: 'pushLiteral: '.
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	object isVariableBinding ifTrue: [^ stream nextPutAll: object key].
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	object printOn: stream.
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	((object isKindOf: BlockClosure) or: [object isKindOf: CompiledMethod])
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		ifTrue: [
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			IRPrinter new
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				indent: indent + 1;
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				stream: stream;
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				interpret: object method ir removeEmptyStart].
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!
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pushLiteralVariable: object
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	stream nextPutAll: 'pushLiteralVariable: '.
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	object isVariableBinding ifTrue: [^ stream nextPutAll: object key].
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	object printOn: stream.
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!
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pushTemp: index
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	stream nextPutAll: 'pushTemp: '.
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	index printOn: stream.
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	index = 0 ifTrue: [stream nextPutAll: ' "receiver"'].
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	index = -1 ifTrue: [stream nextPutAll: ' "thisEnv"'].
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	index = -2 ifTrue: [stream nextPutAll: ' "thisContext"'].
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!
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remoteReturn
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	stream nextPutAll: 'remoteReturn'.
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!
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returnTop
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	stream nextPutAll: 'returnTop'.
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!
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send: selector
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	stream nextPutAll: 'send: '.
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	selector printOn: stream.
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!
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send: selector toSuperOf: behavior
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	stream nextPutAll: 'send: '.
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	selector printOn: stream.
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	stream nextPutAll: ' toSuperOf: '.
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	behavior printOn: stream.
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!
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storeTemp: index
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
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0dd36941955f Initial revision. All tests pass.
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	stream nextPutAll: 'storeTemp: '.
0dd36941955f Initial revision. All tests pass.
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	index printOn: stream.
0dd36941955f Initial revision. All tests pass.
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	index = -1 ifTrue: [stream nextPutAll: ' "thisEnv"'].
0dd36941955f Initial revision. All tests pass.
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! !
0dd36941955f Initial revision. All tests pass.
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parents:
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0dd36941955f Initial revision. All tests pass.
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!IRPrinter methodsFor:'interpret'!
0dd36941955f Initial revision. All tests pass.
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parents:
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   158
0dd36941955f Initial revision. All tests pass.
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interpretInstruction: irInstruction
0dd36941955f Initial revision. All tests pass.
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	indent timesRepeat: [stream tab].
0dd36941955f Initial revision. All tests pass.
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	super interpretInstruction: irInstruction.
0dd36941955f Initial revision. All tests pass.
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	stream cr.
0dd36941955f Initial revision. All tests pass.
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parents:
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! !
0dd36941955f Initial revision. All tests pass.
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parents:
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0dd36941955f Initial revision. All tests pass.
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parents:
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!IRPrinter class methodsFor:'documentation'!
0dd36941955f Initial revision. All tests pass.
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parents:
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   167
0dd36941955f Initial revision. All tests pass.
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parents:
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version
0dd36941955f Initial revision. All tests pass.
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parents:
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    ^'$Id$'
0dd36941955f Initial revision. All tests pass.
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! !