/*
* Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
* that can be found in the license/LICENSE.txt file.
*/
package org.jetbrains.kotlin.backend.jvm.lower
import org.jetbrains.kotlin.backend.common.BodyLoweringPass
import org.jetbrains.kotlin.backend.jvm.JvmBackendContext
import org.jetbrains.kotlin.ir.expressions.IrBody
import org.jetbrains.kotlin.ir.expressions.IrExpression
import org.jetbrains.kotlin.ir.expressions.IrGetEnumValue
import org.jetbrains.kotlin.ir.expressions.IrGetObjectValue
import org.jetbrains.kotlin.ir.expressions.impl.IrGetFieldImpl
import org.jetbrains.kotlin.ir.visitors.IrElementTransformerVoid
import org.jetbrains.kotlin.ir.visitors.transformChildrenVoid
class SingletonReferencesLowering(val context: JvmBackendContext) : BodyLoweringPass, IrElementTransformerVoid() {
override fun lower(irBody: IrBody) {
irBody.transformChildrenVoid(this)
}
override fun visitGetEnumValue(expression: IrGetEnumValue): IrExpression {
val entrySymbol = context.descriptorsFactory.getSymbolForEnumEntry(expression.symbol)
return IrGetFieldImpl(expression.startOffset, expression.endOffset, entrySymbol, expression.type)
}
override fun visitGetObjectValue(expression: IrGetObjectValue): IrExpression {
val instanceField = context.descriptorsFactory.getSymbolForObjectInstance(expression.symbol)
return IrGetFieldImpl(expression.startOffset, expression.endOffset, instanceField, expression.type)
}
}