[PATCH] D11605: [LoopUnswitch] Add block frequency analysis to recognize hot/cold regions

[Chen Li via llvm-commits]

chenli updated this revision to Diff 35060.
chenli added a comment.

Update patch w.r.t Philip's and David's comments.


http://reviews.llvm.org/D11605

Files:
  lib/Transforms/Scalar/LoopUnswitch.cpp
  test/Transforms/LoopUnswitch/cold-loop.ll

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