From ad5dd4281774676fc577a44bd5cf1b3f4b76c249 Mon Sep 17 00:00:00 2001 From: Nate Begeman Date: Fri, 6 Aug 2010 01:24:57 +0000 Subject: vdup_lane was missing llvm-svn: 110420 --- clang/lib/CodeGen/CGBuiltin.cpp | 10 +++++++++- clang/lib/CodeGen/CodeGenFunction.h | 3 ++- 2 files changed, 11 insertions(+), 2 deletions(-) (limited to 'clang/lib/CodeGen') diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index 666be7421ff..d59131d1ded 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -1012,8 +1012,10 @@ const llvm::VectorType *GetNeonType(LLVMContext &C, unsigned type, bool q) { return 0; } -Value *CodeGenFunction::EmitNeonSplat(Value *V, Constant *C) { +Value *CodeGenFunction::EmitNeonSplat(Value *V, Constant *C, bool widen) { unsigned nElts = cast(V->getType())->getNumElements(); + if (widen) + nElts <<= 1; SmallVector Indices(nElts, C); Value* SV = llvm::ConstantVector::get(Indices.begin(), Indices.size()); return Builder.CreateShuffleVector(V, V, SV, "lane"); @@ -1201,6 +1203,12 @@ Value *CodeGenFunction::EmitARMBuiltinExpr(unsigned BuiltinID, Function *F = CGM.getIntrinsic(Int, Tys, 2); return EmitNeonCall(F, Ops, "vcvt_n"); } + case ARM::BI__builtin_neon_vdup_lane_v: + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + return EmitNeonSplat(Ops[0], cast(Ops[1])); + case ARM::BI__builtin_neon_vdupq_lane_v: + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + return EmitNeonSplat(Ops[0], cast(Ops[1]), true); case ARM::BI__builtin_neon_vext_v: case ARM::BI__builtin_neon_vextq_v: { ConstantInt *C = dyn_cast(Ops[2]); diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h index a72cc0fd2ba..5934da0ef91 100644 --- a/clang/lib/CodeGen/CodeGenFunction.h +++ b/clang/lib/CodeGen/CodeGenFunction.h @@ -1437,7 +1437,8 @@ public: llvm::SmallVectorImpl &O, const char *name, bool splat = false, unsigned shift = 0, bool rightshift = false); - llvm::Value *EmitNeonSplat(llvm::Value *V, llvm::Constant *Idx); + llvm::Value *EmitNeonSplat(llvm::Value *V, llvm::Constant *Idx, + bool widen = false); llvm::Value *EmitNeonShiftVector(llvm::Value *V, const llvm::Type *Ty, bool negateForRightShift); -- cgit v1.2.3