[PATCH] D96600: [TTI] Unify FavorPostInc and FavorBackedgeIndex into getAddressingMode

[Sjoerd Meijer via Phabricator via llvm-commits]

SjoerdMeijer created this revision.
SjoerdMeijer added reviewers: samparker, dmgreen, fhahn.
Herald added subscribers: arphaman, hiraditya.
SjoerdMeijer requested review of this revision.
Herald added a project: LLVM.

This refactors `shouldFavorPostInc()` and `shouldFavorBackedgeIndex()` into `getAddressingMode()` so that we have one interface to steer LSR in generating the preferred addressing mode.


https://reviews.llvm.org/D96600

Files:
  llvm/include/llvm/Analysis/TargetTransformInfo.h
  llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
  llvm/lib/Analysis/TargetTransformInfo.cpp
  llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
  llvm/lib/Target/ARM/ARMTargetTransformInfo.h
  llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
  llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.h
  llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
  llvm/test/CodeGen/Thumb2/mve-postinc-lsr.ll

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