Revert 1431e2a0: Fix variables spilling for coroutines
Tracking variable type in table is unnecessary after variables liveness introduction: values having types conflicting with table should be dead
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+1
-16
@@ -206,17 +206,6 @@ class CoroutineTransformerMethodVisitor(
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"Stack should be spilled before suspension call"
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}
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val variableTypeInTable = arrayOfNulls<Type>(methodNode.maxLocals)
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methodNode.localVariables.filter {
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it.start.index() < suspensionCallBegin.index() && suspensionCallEnd.index() < it.end.index()
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}.forEach {
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val type = Type.getType(it.desc)
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variableTypeInTable[it.index] = type
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if (type.size == 2) {
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variableTypeInTable[it.index + 1] = UNINITIALIZED_TYPE
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}
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}
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val frame = frames[suspensionCallBegin.index()]
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val localsCount = frame.locals
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val varsCountByType = mutableMapOf<Type, Int>()
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@@ -243,10 +232,7 @@ class CoroutineTransformerMethodVisitor(
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.map { Pair(it, frame.getLocal(it)) }
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.filter {
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val (index, value) = it
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value != BasicValue.UNINITIALIZED_VALUE
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&& livenessFrame.isAlive(index)
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&& variableTypeInTable[index] !== UNINITIALIZED_TYPE
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&& (variableTypeInTable[index] == null || variableTypeInTable[index]?.sort == value.type.sort)
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value != BasicValue.UNINITIALIZED_VALUE && livenessFrame.isAlive(index)
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}
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for ((index, basicValue) in variablesToSpill) {
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@@ -478,7 +464,6 @@ private class SuspensionPoint(
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lateinit var tryCatchBlocksContinuationLabel: LabelNode
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}
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private val UNINITIALIZED_TYPE = Type.getObjectType("uninitialized")
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private val DEFAULT_VALUE_OPCODES =
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setOf(Opcodes.ICONST_0, Opcodes.LCONST_0, Opcodes.FCONST_0, Opcodes.DCONST_0, Opcodes.ACONST_NULL,
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// GETSTATIC Unit.Instance
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