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| author | Owen Anderson <resistor@mac.com> | 2010-09-10 17:57:00 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2010-09-10 17:57:00 +0000 |
| commit | d85c9ccdba17836dc8298cfb374d38ad39261a14 (patch) | |
| tree | e91c3fcf9a4850037019f8adf24a63d787722d5b /llvm/lib/Transforms/Scalar | |
| parent | 35fde493c293a5c77dc7e85eaa120a91f22fd20a (diff) | |
| download | bcm5719-llvm-d85c9ccdba17836dc8298cfb374d38ad39261a14.tar.gz bcm5719-llvm-d85c9ccdba17836dc8298cfb374d38ad39261a14.zip | |
Lower the unrolling theshold to 150. Empirical tests indicate that this is a sweet spot in the performance per
code size increase curve.
llvm-svn: 113595
Diffstat (limited to 'llvm/lib/Transforms/Scalar')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp b/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp index 806f63d1043..7da2b52da54 100644 --- a/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp +++ b/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp @@ -27,7 +27,7 @@ using namespace llvm; static cl::opt<unsigned> -UnrollThreshold("unroll-threshold", cl::init(200), cl::Hidden, +UnrollThreshold("unroll-threshold", cl::init(150), cl::Hidden, cl::desc("The cut-off point for automatic loop unrolling")); static cl::opt<unsigned> |
