[Openmp-commits] [PATCH] D102107: [OpenMP] Codegen aggregate for outlined function captures
Johannes Doerfert via Phabricator via Openmp-commits
openmp-commits at lists.llvm.org
Wed Jun 16 20:38:05 PDT 2021
jdoerfert added a comment.
In D102107#2821976 <https://reviews.llvm.org/D102107#2821976>, @ABataev wrote:
> We used this kind of codegen initially but later found out that it causes a large overhead when gathering pointers into a record. What about hybrid scheme where the first args are passed as arguments and others (if any) are gathered into a record?
I'm confused, maybe I misunderstand the problem. The parallel function arguments need to go from the main thread to the workers somehow, I don't see how this is done w/o a record. This patch makes it explicit though.
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https://reviews.llvm.org/D102107/new/
https://reviews.llvm.org/D102107
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