Files
clang-p2996/llvm/lib/Transforms
Yaxun Liu 3c42f1c3c9 LoopUnroll: respect pragma unroll when AllowRemainder is disabled
Currently when AllowRemainder is disabled, pragma unroll count is not
respected even though there is no remainder. This bug causes a loop
fully unrolled in many cases even though the user specifies a unroll
count. Especially it affects OpenCL/CUDA since in many cases a loop
contains convergent instructions and currently AllowRemainder is
disabled for such loops.

Differential Revision: https://reviews.llvm.org/D43826

llvm-svn: 326585
2018-03-02 16:22:32 +00:00
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