[PATCH] D148001: [LICM] Reassociate & hoist add/sub expressions

[Max Kazantsev via Phabricator via llvm-commits]

mkazantsev updated this revision to Diff 516704.
mkazantsev added a comment.

Rebased on top of split off piece. I also tried to simplify the explanation and math formulae.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D148001/new/

https://reviews.llvm.org/D148001

Files:
  llvm/lib/Transforms/Scalar/LICM.cpp
  llvm/test/Transforms/LICM/hoist-add-sub.ll

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