IRConstant.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Mon, 03 Nov 2008 17:02:40 +0000
changeset 3 c9845c180bd4
parent 1 0dd36941955f
child 10 0fd549e0c784
permissions -rw-r--r--
Fixes IRBytecodeGenerator >> #pushLiteral and IRBuilder >> #jumpAheadTo:
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"{ Package: 'stx:goodies/newcompiler' }"
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IRInstruction subclass:#IRConstant
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	instanceVariableNames:'constant type'
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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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IRConstant comment:'Instruction "pushLiteral: object"'
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!
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!IRConstant methodsFor:'accessing'!
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constant
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	^ constant
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!
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constant: object
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	constant _ object
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!
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type
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	"type is nil, #block, or #blockMethod"
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	^ type
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!
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type: symbol
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	"symbol is nil, #block, or #blockMethod"
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	type _ symbol
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! !
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!IRConstant methodsFor:'interpret'!
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executeOn: interpreter
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    type == nil ifTrue:[^interpreter pushLiteral: constant].
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    type == #block ifTrue:[^interpreter pushBlock: constant].
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    type == #blockMethod ifTrue:[^interpreter pushBlockMethod: constant].
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    self shouldNeverBeReached.
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    "Modified: / 11-06-2008 / 01:03:20 / Jan Vrany <vranyj1@fel.cvut.cz>"
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! !
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!IRConstant methodsFor:'testing'!
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isConstant
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	^ true
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!
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isConstant: valueTest
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	^ valueTest value: constant
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! !
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!IRConstant class methodsFor:'documentation'!
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version
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    ^'$Id$'
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! !