[PATCH] D24790: [LoopUnroll] Use the upper bound of the loop trip count to completely unroll loops

[Haicheng Wu via llvm-commits]

haicheng updated this revision to Diff 72293.
haicheng added a comment.
Herald added a subscriber: wdng.

Address the comments from Michael and Alexey.  Thank you very much.


Repository:
  rL LLVM

https://reviews.llvm.org/D24790

Files:
  include/llvm/Analysis/ScalarEvolution.h
  include/llvm/Analysis/TargetTransformInfo.h
  include/llvm/CodeGen/BasicTTIImpl.h
  include/llvm/Transforms/Scalar.h
  include/llvm/Transforms/Scalar/LoopUnrollPass.h
  include/llvm/Transforms/Utils/UnrollLoop.h
  lib/Analysis/ScalarEvolution.cpp
  lib/Transforms/Scalar/LoopUnrollPass.cpp
  lib/Transforms/Utils/LoopUnroll.cpp
  test/CodeGen/AMDGPU/tti-unroll-prefs.ll

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