Hack attributes for continuation of suspend function in SAM-adapter

This commit is contained in:
Ilmir Usmanov
2020-08-11 00:10:17 +02:00
parent 2e131b870a
commit d861373c6d
6 changed files with 58 additions and 0 deletions
@@ -48,6 +48,7 @@ import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.types.Variance
import org.jetbrains.kotlin.util.OperatorNameConventions
import org.jetbrains.kotlin.utils.DFS
import org.jetbrains.org.objectweb.asm.Type
internal val addContinuationPhase = makeIrFilePhase(
::AddContinuationLowering,
@@ -597,6 +598,16 @@ private class AddContinuationLowering(private val context: JvmBackendContext) :
val result = mutableListOf(view)
if (function.body == null || !function.hasContinuation()) return result
// This is a suspend function inside of SAM adapter.
// The attribute of function reference is used for the SAM adapter.
// So, we hack new attributes for continuation class.
if (function.parentAsClass.origin == JvmLoweredDeclarationOrigin.LAMBDA_IMPL) {
context.putLocalClassType(
function.attributeOwnerId,
Type.getObjectType("${context.getLocalClassType(function.parentAsClass)!!.internalName}$${function.name}$1")
)
}
if (flag.capturesCrossinline || function.isInline) {
result += context.irFactory.buildFun {
containerSource = view.containerSource