diff options
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp index 9b00a550e33..79b699751dc 100644 --- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp @@ -6422,35 +6422,6 @@ SDValue SelectionDAG::getAtomicCmpSwap(unsigned Opcode, const SDLoc &dl, SDValue SelectionDAG::getAtomic(unsigned Opcode, const SDLoc &dl, EVT MemVT, SDValue Chain, SDValue Ptr, SDValue Val, - const Value *PtrVal, unsigned Alignment, - AtomicOrdering Ordering, - SyncScope::ID SSID) { - if (Alignment == 0) // Ensure that codegen never sees alignment 0 - Alignment = getEVTAlignment(MemVT); - - MachineFunction &MF = getMachineFunction(); - // An atomic store does not load. An atomic load does not store. - // (An atomicrmw obviously both loads and stores.) - // For now, atomics are considered to be volatile always, and they are - // chained as such. - // FIXME: Volatile isn't really correct; we should keep track of atomic - // orderings in the memoperand. - auto Flags = MachineMemOperand::MOVolatile; - if (Opcode != ISD::ATOMIC_STORE) - Flags |= MachineMemOperand::MOLoad; - if (Opcode != ISD::ATOMIC_LOAD) - Flags |= MachineMemOperand::MOStore; - - MachineMemOperand *MMO = - MF.getMachineMemOperand(MachinePointerInfo(PtrVal), Flags, - MemVT.getStoreSize(), Alignment, AAMDNodes(), - nullptr, SSID, Ordering); - - return getAtomic(Opcode, dl, MemVT, Chain, Ptr, Val, MMO); -} - -SDValue SelectionDAG::getAtomic(unsigned Opcode, const SDLoc &dl, EVT MemVT, - SDValue Chain, SDValue Ptr, SDValue Val, MachineMemOperand *MMO) { assert((Opcode == ISD::ATOMIC_LOAD_ADD || Opcode == ISD::ATOMIC_LOAD_SUB || |
