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inlining support
extractInlineDirective
"Scan the top-level statements for an inlining directive of the form:
self inline: <boolean>
and remove the directive from the method body. Return the argument of the directive or #dontCare if there is no inlining directive."
| result newStatements methodDirectiveFound |
sharedCase ifNotNil:[^false]. "don't auto-inline shared code; it gets handled specially"
result := #dontCare.
methodDirectiveFound := false.
newStatements := OrderedCollection new: parseTree statements size.
parseTree statements do: [ :stmt |
(stmt isSend and: [stmt selector = #inline:]) ifTrue: [
methodDirectiveFound := true.
result := stmt args first value = true.
] ifFalse: [
newStatements add: stmt.
].
].
parseTree setStatements: newStatements asArray.
methodDirectiveFound ifTrue: [^ result].
"no method declaration was used, so check for a pragma declaration"
sharedCase ifNotNil: [^false]. "don't auto-inline shared code; it gets handled specially"
^self
extractDirective: #inline:
valueBlock: [:sendNode| sendNode args first value = true]
default: #dontCare |