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| author | Jiangning Liu <jiangning.liu@arm.com> | 2013-10-04 09:21:17 +0000 |
|---|---|---|
| committer | Jiangning Liu <jiangning.liu@arm.com> | 2013-10-04 09:21:17 +0000 |
| commit | 4617e9dc85984b2fcfa3e9d247d81bdd8e5ceec6 (patch) | |
| tree | d540ce4464953a59c0af427fc488fa4bcaf65810 /clang/lib/CodeGen | |
| parent | ac5fd7e5d3edf3f9c4a686037a62e8661958ee58 (diff) | |
| download | bcm5719-llvm-4617e9dc85984b2fcfa3e9d247d81bdd8e5ceec6.tar.gz bcm5719-llvm-4617e9dc85984b2fcfa3e9d247d81bdd8e5ceec6.zip | |
Implement aarch64 neon instruction set AdvSIMD (3V elem).
llvm-svn: 191945
Diffstat (limited to 'clang/lib/CodeGen')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index a6911bab348..b4caab22979 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -2222,6 +2222,46 @@ Value *CodeGenFunction::EmitAArch64BuiltinExpr(unsigned BuiltinID, } // AArch64-only builtins + case AArch64::BI__builtin_neon_vfma_lane_v: + case AArch64::BI__builtin_neon_vfmaq_laneq_v: { + Value *F = CGM.getIntrinsic(Intrinsic::fma, Ty); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + Ops[2] = EmitNeonSplat(Ops[2], cast<ConstantInt>(Ops[3])); + return Builder.CreateCall3(F, Ops[2], Ops[1], Ops[0]); + } + case AArch64::BI__builtin_neon_vfmaq_lane_v: { + Value *F = CGM.getIntrinsic(Intrinsic::fma, Ty); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + + llvm::VectorType *VTy = cast<llvm::VectorType>(Ty); + llvm::Type *STy = llvm::VectorType::get(VTy->getElementType(), + VTy->getNumElements() / 2); + Ops[2] = Builder.CreateBitCast(Ops[2], STy); + Value* SV = llvm::ConstantVector::getSplat(VTy->getNumElements(), + cast<ConstantInt>(Ops[3])); + Ops[2] = Builder.CreateShuffleVector(Ops[2], Ops[2], SV, "lane"); + + return Builder.CreateCall3(F, Ops[2], Ops[1], Ops[0]); + } + case AArch64::BI__builtin_neon_vfma_laneq_v: { + Value *F = CGM.getIntrinsic(Intrinsic::fma, Ty); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + + llvm::VectorType *VTy = cast<llvm::VectorType>(Ty); + llvm::Type *STy = llvm::VectorType::get(VTy->getElementType(), + VTy->getNumElements() * 2); + Ops[2] = Builder.CreateBitCast(Ops[2], STy); + Value* SV = llvm::ConstantVector::getSplat(VTy->getNumElements(), + cast<ConstantInt>(Ops[3])); + Ops[2] = Builder.CreateShuffleVector(Ops[2], Ops[2], SV, "lane"); + + return Builder.CreateCall3(F, Ops[2], Ops[1], Ops[0]); + } case AArch64::BI__builtin_neon_vfms_v: case AArch64::BI__builtin_neon_vfmsq_v: { Value *F = CGM.getIntrinsic(Intrinsic::fma, Ty); |
