diff options
Diffstat (limited to 'clang/lib/CodeGen/CGBuiltin.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index 56cf6a99524..f2efca8cc9c 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -9134,6 +9134,16 @@ Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID, Value *Res = Builder.CreateCall(FMA, {A, B, C} ); return Builder.CreateInsertElement(Ops[0], Res, (uint64_t)0); } + case X86::BI__builtin_ia32_vfmaddss: + case X86::BI__builtin_ia32_vfmaddsd: { + Value *A = Builder.CreateExtractElement(Ops[0], (uint64_t)0); + Value *B = Builder.CreateExtractElement(Ops[1], (uint64_t)0); + Value *C = Builder.CreateExtractElement(Ops[2], (uint64_t)0); + Function *FMA = CGM.getIntrinsic(Intrinsic::fma, A->getType()); + Value *Res = Builder.CreateCall(FMA, {A, B, C} ); + Value *Zero = Constant::getNullValue(Ops[0]->getType()); + return Builder.CreateInsertElement(Zero, Res, (uint64_t)0); + } case X86::BI__builtin_ia32_vfmaddps: case X86::BI__builtin_ia32_vfmaddpd: case X86::BI__builtin_ia32_vfmaddps256: |
