[PATCH] D130870: [AA] Make ModRefInfo a bitmask enum (NFC)

[Nikita Popov via Phabricator via llvm-commits]

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Mark ModRefInfo as a bitmask enum, which allows using normal `&` and `|` operators on it. This supersedes various functions like unionModRef() and intersectModRef(). I think this makes the code cleaner than going through helper functions...


https://reviews.llvm.org/D130870

Files:
  llvm/include/llvm/Analysis/AliasAnalysis.h
  llvm/lib/Analysis/AliasAnalysis.cpp
  llvm/lib/Analysis/AliasSetTracker.cpp
  llvm/lib/Analysis/BasicAliasAnalysis.cpp
  llvm/lib/Analysis/GlobalsModRef.cpp
  llvm/lib/Target/ARM/ARMParallelDSP.cpp
  llvm/lib/Target/Hexagon/HexagonLoopIdiomRecognition.cpp
  llvm/lib/Transforms/Scalar/LoopIdiomRecognize.cpp

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