[PATCH] D50501: [LICM] Hoist guards with invariant conditions

[Max Kazantsev via Phabricator via llvm-commits]

mkazantsev updated this revision to Diff 160052.
mkazantsev added a comment.

Fixed bug in mem-write detection, added tests to exercise guard-after-guard scenarios.


https://reviews.llvm.org/D50501

Files:
  lib/Transforms/Scalar/LICM.cpp
  test/Transforms/GuardWidening/loop-schedule.ll
  test/Transforms/LICM/guards.ll

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