[PATCH] D123399: [InstCombine] Fold sub(add(x,y),min/max(x,y)) -> max/min(x,y) (PR38280)

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon updated this revision to Diff 421705.
RKSimon added a comment.

Require one of the operands to be oneuse and convert to MinMaxIntrinsic/getInverseMinMaxIntrinsic()


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D123399/new/

https://reviews.llvm.org/D123399

Files:
  llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
  llvm/test/Transforms/InstCombine/sub-minmax.ll
  llvm/test/Transforms/LoopVectorize/first-order-recurrence.ll

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