diff options
Diffstat (limited to 'llvm/lib/IR/AutoUpgrade.cpp')
| -rw-r--r-- | llvm/lib/IR/AutoUpgrade.cpp | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/llvm/lib/IR/AutoUpgrade.cpp b/llvm/lib/IR/AutoUpgrade.cpp index ac224b38d26..9c9e5570184 100644 --- a/llvm/lib/IR/AutoUpgrade.cpp +++ b/llvm/lib/IR/AutoUpgrade.cpp @@ -74,6 +74,7 @@ static bool ShouldUpgradeX86Intrinsic(Function *F, StringRef Name) { if (Name=="ssse3.pabs.b.128" || // Added in 6.0 Name=="ssse3.pabs.w.128" || // Added in 6.0 Name=="ssse3.pabs.d.128" || // Added in 6.0 + Name.startswith("fma4.vfmadd.s") || // Added in 7.0 Name.startswith("fma.vfmadd.") || // Added in 7.0 Name.startswith("fma.vfmsub.") || // Added in 7.0 Name.startswith("fma.vfmaddsub.") || // Added in 7.0 @@ -2790,6 +2791,21 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) { if (IsScalar) Rep = Builder.CreateInsertElement(CI->getArgOperand(0), Rep, (uint64_t)0); + } else if (IsX86 && Name.startswith("fma4.vfmadd.s")) { + Value *Ops[] = { CI->getArgOperand(0), CI->getArgOperand(1), + CI->getArgOperand(2) }; + + Ops[0] = Builder.CreateExtractElement(Ops[0], (uint64_t)0); + Ops[1] = Builder.CreateExtractElement(Ops[1], (uint64_t)0); + Ops[2] = Builder.CreateExtractElement(Ops[2], (uint64_t)0); + + Rep = Builder.CreateCall(Intrinsic::getDeclaration(CI->getModule(), + Intrinsic::fma, + Ops[0]->getType()), + Ops); + + Rep = Builder.CreateInsertElement(Constant::getNullValue(CI->getType()), + Rep, (uint64_t)0); } else if (IsX86 && (Name.startswith("avx512.mask.vfmadd.p") || Name.startswith("avx512.mask.vfnmadd.p") || Name.startswith("avx512.mask.vfnmsub.p") || |
