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| author | rdivacky <rdivacky@FreeBSD.org> | 2009-12-15 18:09:07 +0000 |
|---|---|---|
| committer | rdivacky <rdivacky@FreeBSD.org> | 2009-12-15 18:09:07 +0000 |
| commit | 40a6fcdb85efd93fe0e36c9552cfb0b18b5eacd6 (patch) | |
| tree | 076117cdf3579003f07cad4cdf0593347ce58150 /lib/Transforms/Scalar/LoopUnswitch.cpp | |
| parent | e7908924d847e63b02bc82bfaa1709ab9c774dcd (diff) | |
| download | FreeBSD-src-40a6fcdb85efd93fe0e36c9552cfb0b18b5eacd6.zip FreeBSD-src-40a6fcdb85efd93fe0e36c9552cfb0b18b5eacd6.tar.gz | |
Update LLVM to 91430.
Diffstat (limited to 'lib/Transforms/Scalar/LoopUnswitch.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/LoopUnswitch.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/LoopUnswitch.cpp b/lib/Transforms/Scalar/LoopUnswitch.cpp index 38d267a..b7adfdc 100644 --- a/lib/Transforms/Scalar/LoopUnswitch.cpp +++ b/lib/Transforms/Scalar/LoopUnswitch.cpp @@ -404,12 +404,13 @@ bool LoopUnswitch::IsTrivialUnswitchCondition(Value *Cond, Constant **Val, bool LoopUnswitch::UnswitchIfProfitable(Value *LoopCond, Constant *Val){ initLoopData(); - Function *F = loopHeader->getParent(); // If LoopSimplify was unable to form a preheader, don't do any unswitching. if (!loopPreheader) return false; + Function *F = loopHeader->getParent(); + // If the condition is trivial, always unswitch. There is no code growth for // this case. if (!IsTrivialUnswitchCondition(LoopCond)) { |
