[PATCH] D108087: [SimpleLoopUnswitch] Create SimpleLoopNestUnswitch pass

JinGu Kang via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Aug 23 01:26:09 PDT 2021


jaykang10 added a comment.

If possible, can you let us know what kinds of improvement this patch achieve please? like performance, code size, compile time and etc.

If we remove conditional branch inside loop, it could help loop vectorization. I am not sure the improvement from the perfect loop nest is better than that...

Maybe, other people could give you more good comments.


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  https://reviews.llvm.org/D108087/new/

https://reviews.llvm.org/D108087



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