[PATCH] D18202: Enable non-power-of-2 pragma unroll counts

[Evgeny Stupachenko via llvm-commits]

evstupac created this revision.
evstupac added reviewers: sanjoy, aizatsky, hfinkel, mzolotukhin, mkuper.
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Herald added a subscriber: mzolotukhin.

The patch fixes bug 26957, enabling unroll by non-power-of-2 counts if they are explicitly set in "pragma unroll".

Repository:
  rL LLVM

http://reviews.llvm.org/D18202

Files:
  lib/Transforms/Scalar/LoopUnrollPass.cpp
  lib/Transforms/Utils/LoopUnrollRuntime.cpp
  test/Transforms/LoopUnroll/unroll-pragmas.ll

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