[PATCH] D98898: [SimplifyCFG] use profile metadata to refine merging branch conditions

[Sanjay Patel via Phabricator via llvm-commits]

spatel updated this revision to Diff 332406.
spatel added a comment.

Patch updated:
Use TTI query to decide when a branch is predictable.
I changed the TLI query to TTI as a preliminary commit and adjusted the test metadata to match.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D98898/new/

https://reviews.llvm.org/D98898

Files:
  llvm/lib/Transforms/Utils/SimplifyCFG.cpp
  llvm/test/Transforms/PGOProfile/chr.ll
  llvm/test/Transforms/SimplifyCFG/preserve-branchweights.ll

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