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JVM IR: do not copy call in ResolveInlineCalls

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This is just a refactoring/optimization that makes use of the fact that
IrCall.symbol is now mutable.
This commit is contained in:
Alexander Udalov
2023-06-16 23:48:01 +02:00
committed by Space Team
parent c8862f3aa8
commit 994d61a360
1 changed files with 27 additions and 37 deletions
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compiler/ir/backend.jvm/lower/src/org/jetbrains/kotlin/backend/jvm/lower/ResolveInlineCalls.kt
+27 -37
View File
@@ -10,19 +10,17 @@ import org.jetbrains.kotlin.backend.common.phaser.makeIrModulePhase
import org.jetbrains.kotlin.backend.jvm.JvmBackendContext
import org.jetbrains.kotlin.backend.jvm.ir.isInlineFunctionCall
import org.jetbrains.kotlin.backend.jvm.isMultifileBridge
import org.jetbrains.kotlin.ir.IrElement
import org.jetbrains.kotlin.ir.declarations.IrFile
import org.jetbrains.kotlin.ir.declarations.IrFunction
import org.jetbrains.kotlin.ir.declarations.IrSimpleFunction
import org.jetbrains.kotlin.ir.expressions.IrCall
import org.jetbrains.kotlin.ir.expressions.IrExpression
import org.jetbrains.kotlin.ir.expressions.IrTypeOperator
import org.jetbrains.kotlin.ir.expressions.impl.IrCallImpl
import org.jetbrains.kotlin.ir.expressions.impl.IrTypeOperatorCallImpl
import org.jetbrains.kotlin.ir.util.copyTypeAndValueArgumentsFrom
import org.jetbrains.kotlin.ir.util.defaultType
import org.jetbrains.kotlin.ir.util.parentAsClass
import org.jetbrains.kotlin.ir.util.resolveFakeOverride
import org.jetbrains.kotlin.ir.visitors.IrElementTransformerVoid
import org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoid
internal val resolveInlineCallsPhase = makeIrModulePhase(
::ResolveInlineCalls,
@@ -30,42 +28,34 @@ internal val resolveInlineCallsPhase = makeIrModulePhase(
description = "Statically resolve calls to inline methods to particular implementations"
)
class ResolveInlineCalls(val context: JvmBackendContext) : IrElementTransformerVoid(), FileLoweringPass {
override fun lower(irFile: IrFile) = irFile.transformChildrenVoid()
class ResolveInlineCalls(val context: JvmBackendContext) : IrElementVisitorVoid, FileLoweringPass {
override fun lower(irFile: IrFile) = irFile.acceptChildren(this, null)
override fun visitCall(expression: IrCall): IrExpression {
if (!expression.symbol.owner.isInlineFunctionCall(context))
return super.visitCall(expression)
val maybeFakeOverrideOfMultiFileBridge = expression.symbol.owner as? IrSimpleFunction
?: return super.visitCall(expression)
override fun visitElement(element: IrElement) {
element.acceptChildren(this, null)
}
override fun visitCall(expression: IrCall) {
expression.acceptChildren(this, null)
if (!expression.symbol.owner.isInlineFunctionCall(context)) return
val maybeFakeOverrideOfMultiFileBridge = expression.symbol.owner as? IrSimpleFunction ?: return
val resolved =
maybeFakeOverrideOfMultiFileBridge.resolveMultiFileFacadeMember() ?: maybeFakeOverrideOfMultiFileBridge.resolveFakeOverride()
?: return super.visitCall(expression)
return super.visitCall(with(expression) {
IrCallImpl(
startOffset,
endOffset,
type,
resolved.symbol,
expression.typeArgumentsCount,
expression.valueArgumentsCount,
expression.origin,
superQualifierSymbol
).apply {
copyTypeAndValueArgumentsFrom(expression)
dispatchReceiver?.let { receiver ->
val receiverType = resolved.parentAsClass.defaultType
dispatchReceiver = IrTypeOperatorCallImpl(
receiver.startOffset,
receiver.endOffset,
receiverType,
IrTypeOperator.IMPLICIT_CAST,
receiverType,
receiver
)
}
}
})
?: return
expression.symbol = resolved.symbol
expression.dispatchReceiver?.let { receiver ->
val receiverType = resolved.parentAsClass.defaultType
expression.dispatchReceiver = IrTypeOperatorCallImpl(
receiver.startOffset,
receiver.endOffset,
receiverType,
IrTypeOperator.IMPLICIT_CAST,
receiverType,
receiver
)
}
}
private fun IrFunction.resolveMultiFileFacadeMember(): IrSimpleFunction? =