[PATCH] D38569: Expose must/may alias info in MemorySSA.

[Alina Sbirlea via Phabricator via llvm-commits]

asbirlea created this revision.
Herald added a subscriber: Prazek.

Building MemorySSA gathers alias information for Defs/Uses.
Store and expose this information when optimizing uses (when building MemorySSA),
and when optimizing defs or updating uses (getClobberingMemoryAccess).
Current patch does not propagate alias information through MemoryPhis.


https://reviews.llvm.org/D38569

Files:
  include/llvm/Analysis/MemorySSA.h
  lib/Analysis/MemorySSA.cpp
  unittests/Analysis/MemorySSA.cpp

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