From 00a6bcaeb4a74b930bc2b21f8021c3358d507ecf Mon Sep 17 00:00:00 2001 From: Nadav Rotem Date: Wed, 2 Jan 2013 23:54:43 +0000 Subject: Avoid vectorization when the function has the "noimplicitflot" attribute. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171429 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Transforms/Vectorize/LoopVectorize.cpp | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) (limited to 'lib') diff --git a/lib/Transforms/Vectorize/LoopVectorize.cpp b/lib/Transforms/Vectorize/LoopVectorize.cpp index f200452..9b1d398 100644 --- a/lib/Transforms/Vectorize/LoopVectorize.cpp +++ b/lib/Transforms/Vectorize/LoopVectorize.cpp @@ -94,9 +94,17 @@ struct LoopVectorize : public LoopPass { // Check the function attribues to find out if this function should be // optimized for size. Function *F = L->getHeader()->getParent(); - Attribute::AttrKind SzAttr= Attribute::OptimizeForSize; - bool OptForSize = - F->getAttributes().hasAttribute(AttributeSet::FunctionIndex, SzAttr); + Attribute::AttrKind SzAttr = Attribute::OptimizeForSize; + Attribute::AttrKind FlAttr = Attribute::NoImplicitFloat; + unsigned FnIndex = AttributeSet::FunctionIndex; + bool OptForSize = F->getAttributes().hasAttribute(FnIndex, SzAttr); + bool NoFloat = F->getAttributes().hasAttribute(FnIndex, FlAttr); + + if (NoFloat) { + DEBUG(dbgs() << "LV: Can't vectorize when the NoImplicitFloat" + "attribute is used.\n"); + return false; + } unsigned VF = CM.selectVectorizationFactor(OptForSize, VectorizationFactor); -- cgit v1.1