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RFASTTranslator.class.st
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RFASTTranslator.class.st
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"
subclass of Opal that takes links into account
"
Class {
#name : #RFASTTranslator,
#superclass : #OCASTTranslator,
#category : #'Reflectivity-Compiler'
}
{ #category : #initialization }
RFASTTranslator >> classForEffect [
^RFASTTranslatorForEffect
]
{ #category : #initialization }
RFASTTranslator >> classForValue [
^RFASTTranslatorForValue
]
{ #category : #'visitor-double dispatching' }
RFASTTranslator >> emitMessageNode: aMessageNode [
aMessageNode isCascaded
ifFalse: [ valueTranslator visitNode: aMessageNode receiver ].
aMessageNode arguments do: [ :each | valueTranslator visitNode: each ].
self emitPreamble: aMessageNode.
self emitPrepareLinkAfter: aMessageNode.
self emitMetaLinkBefore: aMessageNode.
aMessageNode hasMetalinkInstead
ifTrue: [ self emitMetaLinkInstead: aMessageNode ]
ifFalse: [
aMessageNode isSuperSend
ifTrue: [ methodBuilder send: aMessageNode selector toSuperOf: self compilationContext getClass ]
ifFalse: [ methodBuilder send: aMessageNode selector ] ].
self emitMetaLinkAfter: aMessageNode.
]
{ #category : #reflectivity }
RFASTTranslator >> emitMetaLinkAfter: aNode [
aNode hasMetalinkAfter ifFalse: [ ^self ].
aNode allAfterAreWeak ifTrue: [ ^self emitMetaLinkAfterNoEnsure: aNode ].
methodBuilder blockReturnTop.
methodBuilder jumpAheadTarget: #block.
aNode postambles do: [:each | valueTranslator visitNode: each].
aNode afterHooks do: [:each | valueTranslator visitNode: each].
methodBuilder send: #ensure:.
]
{ #category : #reflectivity }
RFASTTranslator >> emitMetaLinkAfterNoEnsure: aNode [
aNode hasMetalinkAfter ifFalse: [ ^self ].
aNode postambles do: [:each | valueTranslator visitNode: each].
aNode afterHooks do: [ :each | effectTranslator visitNode: each ].
]
{ #category : #reflectivity }
RFASTTranslator >> emitMetaLinkBefore: aNode [
aNode hasMetalinkBefore ifFalse: [ ^self ].
aNode beforeHooks do: [ :hook | effectTranslator visitNode: hook ].
]
{ #category : #reflectivity }
RFASTTranslator >> emitMetaLinkInstead: aNode [
valueTranslator visitNode: aNode insteadHooks.
]
{ #category : #reflectivity }
RFASTTranslator >> emitPreamble: aNode [
aNode preambles do: [ :pre | valueTranslator visitNode: pre].
]
{ #category : #reflectivity }
RFASTTranslator >> emitPrepareLinkAfter: aNode [
"We need to emit the first part of the block for the ensure: wrap here"
| copied |
copied := #().
aNode hasMetalinkAfter ifFalse: [^self].
aNode allAfterAreWeak ifTrue: [ ^self ].
aNode isMethod ifTrue: [ copied := aNode argumentNames, aNode tempNames ].
methodBuilder
pushClosureCopyCopiedValues: copied
args: #()
jumpTo: #block
]
{ #category : #'visitor-double dispatching' }
RFASTTranslator >> visitArrayNode: anArrayNode [
| elementNodes |
anArrayNode statements size > 32 ifTrue: [^ self visitLargeArrayNode: anArrayNode ].
elementNodes := anArrayNode children.
elementNodes do: [:node | valueTranslator visitNode: node].
self emitPreamble: anArrayNode.
self emitMetaLinkBefore: anArrayNode.
anArrayNode hasMetalinkInstead
ifTrue: [ self emitMetaLinkInstead: anArrayNode ]
ifFalse: [ methodBuilder pushConsArray: elementNodes size ].
self emitMetaLinkAfterNoEnsure: anArrayNode.
]
{ #category : #'visitor-double dispatching' }
RFASTTranslator >> visitAssignmentNode: anAssignmentNode [
valueTranslator visitNode: anAssignmentNode value.
self emitPreamble: anAssignmentNode.
self emitMetaLinkBefore: anAssignmentNode.
self emitPreamble: anAssignmentNode variable.
self emitMetaLinkBefore: anAssignmentNode variable.
anAssignmentNode hasMetalinkInstead
ifTrue: [ self emitMetaLinkInstead: anAssignmentNode ]
ifFalse: [
anAssignmentNode variable hasMetalinkInstead
ifTrue: [ self emitMetaLinkInstead: anAssignmentNode variable]
ifFalse: [ anAssignmentNode variable binding emitStore: methodBuilder]].
self emitMetaLinkAfterNoEnsure: anAssignmentNode variable.
self emitMetaLinkAfterNoEnsure: anAssignmentNode.
]
{ #category : #'visitor-double dispatching' }
RFASTTranslator >> visitBlockNode: aBlockNode [
| tempNames argumentNames copiedNames |
aBlockNode arguments size >15 ifTrue: [self backendError: 'Too many arguments' forNode: aBlockNode ].
aBlockNode isInlined ifTrue: [^ self visitInlinedBlockNode: aBlockNode ].
argumentNames := aBlockNode argumentNames asArray.
tempNames := (aBlockNode scope tempVars asArray collect: [ :each | each name]) copyWithoutAll: argumentNames.
copiedNames := (aBlockNode scope inComingCopiedVars asArray collect: [:each | each name]).
aBlockNode hasMetalinkInstead ifFalse: [
methodBuilder
pushClosureCopyCopiedValues: copiedNames
args: argumentNames
jumpTo: #block.
aBlockNode scope tempVector ifNotEmpty: [
methodBuilder
createTempVectorNamed: aBlockNode scope tempVectorName
withVars: (aBlockNode scope tempVector collect: [:each| each name]) asArray.
].
methodBuilder addTemps: tempNames.
self emitPreamble: aBlockNode.
self emitMetaLinkBefore: aBlockNode.
valueTranslator visitNode: aBlockNode body.
methodBuilder addBlockReturnTopIfRequired.
self flag: 'why dont we just add a blockReturnTop here... it could be removed or ignored in IRTranslator'.
methodBuilder jumpAheadTarget: #block.
] ifTrue: [ self emitMetaLinkInstead: aBlockNode ].
self emitMetaLinkAfterNoEnsure: aBlockNode.
]
{ #category : #'visitor-double dispatching' }
RFASTTranslator >> visitInlinedBlockNode: anOptimizedBlockNode [
"We are visiting a scope that is not a block, but inlined in the outer context.
This means:
- we do not create a Block
- we call IRBuilder to add temps
"
| argumentNames tempNames copiedNames |
argumentNames := anOptimizedBlockNode argumentNames asArray.
tempNames := (anOptimizedBlockNode scope tempVars collect: [ :each | each name asSymbol]) copyWithoutAll: argumentNames.
copiedNames := (anOptimizedBlockNode scope inComingCopiedVars collect: [:each | each name]) asArray.
anOptimizedBlockNode scope tempVector ifNotEmpty: [
methodBuilder
createTempVectorNamed: anOptimizedBlockNode scope tempVectorName
withVars: (anOptimizedBlockNode scope tempVector collect: [:each| each name]) asArray.
].
methodBuilder addTemps: tempNames.
methodBuilder addTemps: copiedNames.
methodBuilder addTemps: argumentNames.
anOptimizedBlockNode isInlinedLoop ifTrue: [
tempNames do: [ :tempName |
methodBuilder pushLiteral: nil.
methodBuilder storeTemp: tempName.
methodBuilder popTop.
]].
self emitPreamble: anOptimizedBlockNode.
self emitMetaLinkBefore: anOptimizedBlockNode.
self visitNode: anOptimizedBlockNode body.
]
{ #category : #'visitor-double dispatching' }
RFASTTranslator >> visitLiteralArrayNode: aRBLiteralArrayNode [
self emitPreamble: aRBLiteralArrayNode.
self emitMetaLinkBefore: aRBLiteralArrayNode.
aRBLiteralArrayNode hasMetalinkInstead
ifTrue: [ self emitMetaLinkInstead: aRBLiteralArrayNode ]
ifFalse: [ methodBuilder pushLiteral: aRBLiteralArrayNode value ].
self emitMetaLinkAfterNoEnsure: aRBLiteralArrayNode.
]
{ #category : #'visitor-double dispatching' }
RFASTTranslator >> visitLiteralNode: aLiteralNode [
self emitPreamble: aLiteralNode.
self emitMetaLinkBefore: aLiteralNode.
aLiteralNode hasMetalinkInstead
ifTrue: [ self emitMetaLinkInstead: aLiteralNode ]
ifFalse: [ methodBuilder pushLiteral: aLiteralNode value ].
self emitMetaLinkAfterNoEnsure: aLiteralNode.
]
{ #category : #reflectivity }
RFASTTranslator >> visitLiteralVariableNode: aLiteralVariableNode [
methodBuilder pushLiteralVariable: aLiteralVariableNode binding
]
{ #category : #'visitor-double dispatching' }
RFASTTranslator >> visitMethodNode: aMethodNode [
"I ignore all links when I am primitive as ReflectiveMethod compiles a wrapper"
aMethodNode arguments size > 15 ifTrue: [self backendError: 'Too many arguments' forNode: aMethodNode ].
methodBuilder compilationContext: aMethodNode compilationContext.
methodBuilder addTemps: aMethodNode scope tempVarNames.
aMethodNode isPrimitive ifFalse: [self emitPreamble: aMethodNode. self emitMetaLinkBefore: aMethodNode].
methodBuilder properties: aMethodNode methodProperties.
methodBuilder irPrimitive: aMethodNode primitiveFromPragma.
aMethodNode pragmas do: [:each | self visitPragmaNode: each].
methodBuilder numArgs: aMethodNode arguments size.
self emitPrepareLinkAfter: aMethodNode.
(aMethodNode hasMetalinkInstead and: [ aMethodNode isPrimitive not ])
ifTrue: [ self emitMetaLinkInstead: aMethodNode. methodBuilder returnTop.
^self. ].
aMethodNode scope tempVector ifNotEmpty: [
methodBuilder
createTempVectorNamed: aMethodNode scope tempVectorName
withVars: (aMethodNode scope tempVector collect: [:each| each name]) asArray.
].
effectTranslator visitNode: aMethodNode body.
aMethodNode body lastIsReturn ifFalse: [methodBuilder pushReceiver; returnTop].
self emitMetaLinkAfter: aMethodNode.
aMethodNode hasMetalinkAfter ifTrue: [methodBuilder returnTop].
]
{ #category : #'visitor-double dispatching' }
RFASTTranslator >> visitReturnNode: aReturnNode [
valueTranslator visitNode: aReturnNode value.
self emitPreamble: aReturnNode.
self emitMetaLinkBefore: aReturnNode.
aReturnNode hasMetalinkInstead
ifTrue: [ self emitMetaLinkInstead: aReturnNode ]
ifFalse: [ methodBuilder returnTop ].
]
{ #category : #reflectivity }
RFASTTranslator >> visitStoreIntoTempNode: aNode [
"we store the TOS into the temp defined by the reification node"
aNode binding emitStore: methodBuilder.
]
{ #category : #reflectivity }
RFASTTranslator >> visitStorePopIntoTempNode: aNode [
"we store the TOS into the temp defined by the reification node"
aNode binding emitStore: methodBuilder.
methodBuilder popTop.
]
{ #category : #'visitor-double dispatching' }
RFASTTranslator >> visitVariableNode: aVariableNode [
self emitPreamble: aVariableNode.
self emitMetaLinkBefore: aVariableNode.
aVariableNode hasMetalinkInstead
ifTrue: [ self emitMetaLinkInstead: aVariableNode ]
ifFalse: [ self visitVariableValue: aVariableNode binding variable].
self emitMetaLinkAfterNoEnsure: aVariableNode.
]
{ #category : #reflectivity }
RFASTTranslator >> visitVariableValue: aVariable [
self flag: #TBD. "needs to be extendend to other kinds of variables and cleaned"
((aVariable isKindOf: LiteralVariable) or: [ (aVariable isKindOf: Slot) ]) ifTrue: [ self emitPreamble: aVariable. self emitMetaLinkBefore: aVariable. ].
aVariable emitValue: methodBuilder.
((aVariable isKindOf: LiteralVariable) or: [ (aVariable isKindOf: Slot) ]) ifTrue: [self emitMetaLinkAfterNoEnsure: aVariable].
]