[PATCH] D111846: [LV] Drop NUW/NSW flags from instructions that need predication
Diego Caballero via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Oct 19 19:02:24 PDT 2021
dcaballe added a comment.
I created D112117 <https://reviews.llvm.org/D112117> to address the FP cases. It already implements the logic needed to drop some FP flags. I'm not even 100% sure about which FP flags should be dropped after predication. Definitely not all of them. Let's have this discussion in that code review. The NUW/NSW correctness issues is blocking internal work. Hopefully, this patch can move forward while we better understand what is needed for the FP cases.
Thanks,
Diego
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D111846/new/
https://reviews.llvm.org/D111846
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