[PATCH] D102928: [unroll] Use SCEV to evaluate branch conditions in cost model

[Philip Reames via Phabricator via llvm-commits]

reames updated this revision to Diff 347076.
reames added a comment.

Rebase over D102934 <https://reviews.llvm.org/D102934> so that it's easier to see why this is useful from the test changes.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D102928/new/

https://reviews.llvm.org/D102928

Files:
  llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
  llvm/test/Transforms/LoopUnroll/unroll-cost-symbolic-execute.ll

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