[PATCH] D40274: Add MemorySSA as loop dependency, disabled by default [NFC].

[Alina Sbirlea via Phabricator via llvm-commits]

asbirlea created this revision.
Herald added subscribers: Prazek, mehdi_amini.

First step in adding MemorySSA as dependency for loop pass manager.
Adding the dependency under a flag.

New pass manager: MSSA pointer in LoopStandardAnalysisResults can be null.
Legacy and new pass manager: Use cl::opt EnableMSSALoopDependency. Disabled by default.


https://reviews.llvm.org/D40274

Files:
  include/llvm/Analysis/LoopAnalysisManager.h
  include/llvm/Transforms/Scalar/LoopPassManager.h
  lib/Analysis/LoopAnalysisManager.cpp
  lib/Transforms/Scalar/LICM.cpp
  lib/Transforms/Scalar/LoopDistribute.cpp
  lib/Transforms/Scalar/LoopLoadElimination.cpp
  lib/Transforms/Vectorize/LoopVectorize.cpp

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