[PATCH] D25172: [MSSA] Initial version of avoiding unnecessary use walks when calling getClobberingMemoryAccess

[Daniel Berlin via llvm-commits]

dberlin updated this revision to Diff 75314.
dberlin added a comment.

I know you LGTM'd this, but i updated it t#o show the final state.  The
only case we don't handle automatically right now is if removing
memory accesses causes single valued phis.


https://reviews.llvm.org/D25172

Files:
  include/llvm/Transforms/Utils/MemorySSA.h
  lib/Transforms/Utils/MemorySSA.cpp
  unittests/Transforms/Utils/MemorySSA.cpp

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