[PATCH] D61962: [WIP][LoopUnroll] Add support for loops with exiting headers and uncond latches.

[Florian Hahn via Phabricator via llvm-commits]

fhahn updated this revision to Diff 203042.
fhahn added a comment.
Herald added a subscriber: sanjoy.

Mark final latch of fully unrolled loops as unreachable, simplifed some code.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D61962/new/

https://reviews.llvm.org/D61962

Files:
  llvm/lib/Transforms/Utils/LoopUnroll.cpp
  llvm/test/Analysis/ScalarEvolution/scev-expander-reuse-unroll.ll
  llvm/test/Transforms/LoopUnroll/not-rotated.ll
  llvm/test/Transforms/LoopUnroll/partially-unroll-unconditional-latch.ll
  llvm/test/Transforms/LoopUnroll/runtime-li.ll
  llvm/test/Transforms/LoopUnroll/unloop.ll
  llvm/test/Transforms/LoopUnroll/unroll-unconditional-latch.ll

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