[PATCH] D103362: [LoopUnroll] Separate peeling from unrolling

Philip Reames via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Jun 3 09:06:13 PDT 2021


reames added a subscriber: Meinersbur.
reames added a comment.

I'm not sure we can drop the behavior of both peeling and unrolling.  The tests use the command lines, but I believe there's a pragma/metadata mechanism which can be used to achieve the same effect.  (Vague memory of prior conversations w/ @Meinersbur)

Supporting the existing behavior with the new code structure doesn't seem too hard, would you mind updating to continue supporting both?  (Well, while fixing the miscompile noted in D103620 <https://reviews.llvm.org/D103620>.)


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https://reviews.llvm.org/D103362



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