diff options
Diffstat (limited to 'clang/lib')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index 43892389013..23f62ed60a1 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -6848,6 +6848,26 @@ Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID, SI->setAlignment(1); return SI; } + case X86::BI__builtin_ia32_movntsd: + case X86::BI__builtin_ia32_movntss: { + llvm::MDNode *Node = llvm::MDNode::get( + getLLVMContext(), llvm::ConstantAsMetadata::get(Builder.getInt32(1))); + + // Extract the 0'th element of the source vector. + Value *Scl = Builder.CreateExtractElement(Ops[1], (uint64_t)0, "extract"); + + // Convert the type of the pointer to a pointer to the stored type. + Value *BC = Builder.CreateBitCast(Ops[0], + llvm::PointerType::getUnqual(Scl->getType()), + "cast"); + + // Unaligned nontemporal store of the scalar value. + StoreInst *SI = Builder.CreateDefaultAlignedStore(Scl, BC); + SI->setMetadata(CGM.getModule().getMDKindID("nontemporal"), Node); + SI->setAlignment(1); + return SI; + } + case X86::BI__builtin_ia32_selectb_128: case X86::BI__builtin_ia32_selectb_256: case X86::BI__builtin_ia32_selectb_512: |
