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Minor: refactor ForInProgressionExpressionLoopGenerator initialization

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This commit is contained in:
Dmitry Petrov
2017-07-03 17:25:24 +03:00
parent 6551fdc695
commit 83ff1a2ef3
1 changed files with 13 additions and 13 deletions
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compiler/backend/src/org/jetbrains/kotlin/codegen/forLoop/ForInProgressionExpressionLoopGenerator.kt
+13 -13
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@@ -27,35 +27,35 @@ import org.jetbrains.org.objectweb.asm.Type
class ForInProgressionExpressionLoopGenerator(codegen: ExpressionCodegen, forExpression: KtForExpression)
: AbstractForInProgressionOrRangeLoopGenerator(codegen, forExpression)
{
private var incrementVar: Int = 0
private var incrementType: Type? = null
private val loopRangeType = bindingContext.getType(forExpression.loopRange!!)!!
private val asmLoopRangeType = codegen.asmType(loopRangeType)
private var incrementVar: Int = -1
private val incrementType: Type
init {
val incrementProp = loopRangeType.memberScope.getContributedVariables(Name.identifier("step"), NoLookupLocation.FROM_BACKEND)
assert(incrementProp.size == 1) { loopRangeType.toString() + " " + incrementProp.size }
incrementType = codegen.asmType(incrementProp.iterator().next().type)
}
override fun beforeLoop() {
super.beforeLoop()
incrementVar = createLoopTempVariable(asmElementType)
val loopRangeType = bindingContext.getType(forExpression.loopRange!!)!!
val asmLoopRangeType = codegen.asmType(loopRangeType)
val incrementProp = loopRangeType.memberScope.getContributedVariables(Name.identifier("step"), NoLookupLocation.FROM_BACKEND)
assert(incrementProp.size == 1) { loopRangeType.toString() + " " + incrementProp.size }
incrementType = codegen.asmType(incrementProp.iterator().next().type)
codegen.gen(forExpression.loopRange, asmLoopRangeType)
v.dup()
v.dup()
generateRangeOrProgressionProperty(asmLoopRangeType, "getFirst", asmElementType, loopParameterType,
loopParameterVar)
generateRangeOrProgressionProperty(asmLoopRangeType, "getFirst", asmElementType, loopParameterType, loopParameterVar)
generateRangeOrProgressionProperty(asmLoopRangeType, "getLast", asmElementType, asmElementType, endVar)
generateRangeOrProgressionProperty(asmLoopRangeType, "getStep", incrementType!!, incrementType!!, incrementVar)
generateRangeOrProgressionProperty(asmLoopRangeType, "getStep", incrementType, incrementType, incrementVar)
}
override fun checkEmptyLoop(loopExit: Label) {
loopParameter().put(asmElementType, v)
v.load(endVar, asmElementType)
v.load(incrementVar, incrementType!!)
v.load(incrementVar, incrementType)
val negativeIncrement = Label()
val afterIf = Label()