[Concurrency] Updates from latest pitch. #84536
Open
+122
−116
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Added
ThreadDonationExecutor
and moved therun
method to it. MadeMainExecutor
requireSerialExecutor
andThreadDonationExecutor
, rather thanRunLoopExecutor
as previously.Made
RunLoopExecutor
implementSerialExecutor
andThreadDonationExecutor
, rather than justExecutor
as previously.Added default implementations for
ExecutorFactory
.Updated comment for
withUnsafeExecutorPrivateData
.Make
ExecutorJob.Kind
non-public. We don't need to expose this, as the allocator support no longer requires us to.rdar://161400116