diff options
Diffstat (limited to 'llvm/lib/Analysis')
| -rw-r--r-- | llvm/lib/Analysis/LoopAccessAnalysis.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/LoopAccessAnalysis.cpp b/llvm/lib/Analysis/LoopAccessAnalysis.cpp index 04c28bc3d76..2e8b6f44490 100644 --- a/llvm/lib/Analysis/LoopAccessAnalysis.cpp +++ b/llvm/lib/Analysis/LoopAccessAnalysis.cpp @@ -21,6 +21,7 @@ #include "llvm/IR/IRBuilder.h" #include "llvm/Support/Debug.h" #include "llvm/Transforms/Utils/VectorUtils.h" +#include "llvm/Analysis/TargetLibraryInfo.h" using namespace llvm; #define DEBUG_TYPE "loop-accesses" @@ -962,6 +963,12 @@ void LoopAccessInfo::analyzeLoop(const ValueToValueMap &Strides) { if (Call && getIntrinsicIDForCall(Call, TLI)) continue; + // If the function has an explicit vectorized counterpart, we can safely + // assume that it can be vectorized. + if (Call && !Call->isNoBuiltin() && Call->getCalledFunction() && + TLI->isFunctionVectorizable(Call->getCalledFunction()->getName())) + continue; + LoadInst *Ld = dyn_cast<LoadInst>(it); if (!Ld || (!Ld->isSimple() && !IsAnnotatedParallel)) { emitAnalysis(LoopAccessReport(Ld) |
