org.jetbrains.kotlin.codegen.forLoop.ForInDownToProgressionLoopGenerator.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2017 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.codegen.forLoop
import org.jetbrains.kotlin.codegen.ExpressionCodegen
import org.jetbrains.kotlin.codegen.StackValue
import org.jetbrains.kotlin.psi.KtExpression
import org.jetbrains.kotlin.psi.KtForExpression
import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall
import org.jetbrains.kotlin.resolve.scopes.receivers.ReceiverValue
class ForInDownToProgressionLoopGenerator(
codegen: ExpressionCodegen,
forExpression: KtForExpression,
loopRangeCall: ResolvedCall<*>
) : AbstractForInRangeLoopGenerator(codegen, forExpression, -1) {
private val from: ReceiverValue = loopRangeCall.extensionReceiver!!
private val to: KtExpression = ExpressionCodegen.getSingleArgumentExpression(loopRangeCall)!!
override fun storeRangeStartAndEnd() {
loopParameter().store(codegen.generateReceiverValue(from, false), v)
StackValue.local(endVar, asmElementType).store(codegen.gen(to), v)
}
}