[PATCH] D140733: [InstSimplify] fold exact divide to poison if it is known to not divide evenly

Sanjay Patel via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Dec 28 12:31:17 PST 2022


spatel updated this revision to Diff 485535.
spatel added a comment.

Patch updated:
Pass in a bool for exact-ness from the callers instead of using the context instruction in the SimplifyQuery. Test diffs are not changed.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D140733/new/

https://reviews.llvm.org/D140733

Files:
  llvm/include/llvm/Analysis/InstructionSimplify.h
  llvm/lib/Analysis/InstructionSimplify.cpp
  llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp
  llvm/test/Transforms/InstCombine/udiv-simplify.ll
  llvm/test/Transforms/InstSimplify/div.ll

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