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| author | Evgeny Stupachenko <evstupac@gmail.com> | 2017-06-06 20:04:16 +0000 |
|---|---|---|
| committer | Evgeny Stupachenko <evstupac@gmail.com> | 2017-06-06 20:04:16 +0000 |
| commit | 3b88291581c1d79aeb0b2aca8f55dfc4b4c7460c (patch) | |
| tree | 2a2e957278f1712ac3c8a18358d2f8adeb8956e0 /llvm/lib/Transforms | |
| parent | 4d4cd8bb97a252dabe5734e97e0337d408f6649a (diff) | |
| download | bcm5719-llvm-3b88291581c1d79aeb0b2aca8f55dfc4b4c7460c.tar.gz bcm5719-llvm-3b88291581c1d79aeb0b2aca8f55dfc4b4c7460c.zip | |
Fix PR23384 (part 3 of 3)
Summary:
The patch makes instruction count the highest priority for
LSR solution for X86 (previously registers had highest priority).
Reviewers: qcolombet
Differential Revision: http://reviews.llvm.org/D30562
From: Evgeny Stupachenko <evstupac@gmail.com>
llvm-svn: 304824
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp index 73436f13c94..b027278b24f 100644 --- a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp +++ b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp @@ -131,7 +131,7 @@ static cl::opt<bool> EnablePhiElim( // The flag adds instruction count to solutions cost comparision. static cl::opt<bool> InsnsCost( - "lsr-insns-cost", cl::Hidden, cl::init(false), + "lsr-insns-cost", cl::Hidden, cl::init(true), cl::desc("Add instruction count to a LSR cost model")); // Flag to choose how to narrow complex lsr solution |
