[PATCH] D36134: [ARM] Improve loop unrolling for Cortex-M

[Sam Parker via Phabricator via llvm-commits]

samparker updated this revision to Diff 109098.
samparker added a comment.

Slightly lowered the threshold for forced unrolling.


https://reviews.llvm.org/D36134

Files:
  lib/Target/ARM/ARM.td
  lib/Target/ARM/ARMTargetTransformInfo.cpp
  test/Transforms/LoopUnroll/ARM/loop-unrolling.ll

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