[PATCH] D102982: [LoopUnroll] Use smallest exact trip count from any exit

[Nikita Popov via Phabricator via llvm-commits]

nikic updated this revision to Diff 353181.
nikic edited the summary of this revision.
nikic added a comment.

Rebase, and only consider TripCount for all exits, leave TripMultiple alone for now to minimize impact.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D102982/new/

https://reviews.llvm.org/D102982

Files:
  llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
  llvm/test/Transforms/LoopUnroll/full-unroll-one-unpredictable-exit.ll
  llvm/test/Transforms/LoopUnroll/multiple-exits.ll
  llvm/test/Transforms/LoopUnroll/partial-unroll-non-latch-exit.ll
  llvm/test/Transforms/LoopUnroll/runtime-loop-known-exit.ll
  llvm/test/Transforms/LoopUnroll/scevunroll.ll
  llvm/test/Transforms/LoopUnroll/unloop.ll
  llvm/test/Transforms/LoopUnroll/unroll-header-exiting-with-phis-multiple-exiting-blocks.ll

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