diff options
Diffstat (limited to 'llvm/lib/IR')
| -rw-r--r-- | llvm/lib/IR/AutoUpgrade.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/llvm/lib/IR/AutoUpgrade.cpp b/llvm/lib/IR/AutoUpgrade.cpp index f1c6ebd4846..aeefa38f74d 100644 --- a/llvm/lib/IR/AutoUpgrade.cpp +++ b/llvm/lib/IR/AutoUpgrade.cpp @@ -129,6 +129,8 @@ static bool UpgradeIntrinsicFunction1(Function *F, Function *&NewFn) { Name.startswith("x86.sse2.pcmpgt.") || Name.startswith("x86.avx2.pcmpeq.") || Name.startswith("x86.avx2.pcmpgt.") || + Name.startswith("x86.avx2.vbroadcast") || + Name.startswith("x86.avx2.pbroadcast") || Name.startswith("x86.avx.vpermil.") || Name == "x86.avx.vinsertf128.pd.256" || Name == "x86.avx.vinsertf128.ps.256" || @@ -447,6 +449,14 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) { const int Idxs[4] = { 0, 1, 0, 1 }; Rep = Builder.CreateShuffleVector(Load, UndefValue::get(Load->getType()), Idxs); + } else if (Name.startswith("llvm.x86.avx2.pbroadcast") || + Name.startswith("llvm.x86.avx2.vbroadcast")) { + // Replace vp?broadcasts with a vector shuffle. + Value *Op = CI->getArgOperand(0); + unsigned NumElts = CI->getType()->getVectorNumElements(); + Type *MaskTy = VectorType::get(Type::getInt32Ty(C), NumElts); + Rep = Builder.CreateShuffleVector(Op, UndefValue::get(Op->getType()), + Constant::getNullValue(MaskTy)); } else if (Name == "llvm.x86.sse2.psll.dq") { // 128-bit shift left specified in bits. unsigned Shift = cast<ConstantInt>(CI->getArgOperand(1))->getZExtValue(); |
