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| author | Nadav Rotem <nrotem@apple.com> | 2013-07-18 18:34:21 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2013-07-18 18:34:21 +0000 |
| commit | bb3398f0004fe0abd75fc637ed9838940429e960 (patch) | |
| tree | 94734ed6934d4f72aa71f545858b27145a4d63fa /llvm/lib/Transforms | |
| parent | de2815a5f705d0b4dc86a4af992e2a10b772ef71 (diff) | |
| download | bcm5719-llvm-bb3398f0004fe0abd75fc637ed9838940429e960.tar.gz bcm5719-llvm-bb3398f0004fe0abd75fc637ed9838940429e960.zip | |
Handle constants without going through SCEV.
llvm-svn: 186593
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp index 3629eeec173..f1da774ede5 100644 --- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp +++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp @@ -1033,6 +1033,12 @@ bool BoUpSLP::isConsecutiveAccess(Value *A, Value *B) { if (GepA && GepA->getPointerOperand() == PtrB) return false; + ConstantInt *CA = dyn_cast<ConstantInt>(PtrA); + ConstantInt *CB = dyn_cast<ConstantInt>(PtrB); + if (CA && CB) { + return (CA->getSExtValue() + Sz == CB->getSExtValue()); + } + // Calculate the distance. const SCEV *PtrSCEVA = SE->getSCEV(PtrA); const SCEV *PtrSCEVB = SE->getSCEV(PtrB); |
