lib/CodeGen/CGBuiltin.cpp

4170     llvm::SyncScope::ID SSID;
4173       SSID = llvm::SyncScope::SingleThread;
4175       SSID = llvm::SyncScope::System;
4185         Builder.CreateFence(llvm::AtomicOrdering::Acquire, SSID);
4188         Builder.CreateFence(llvm::AtomicOrdering::Release, SSID);
4191         Builder.CreateFence(llvm::AtomicOrdering::AcquireRelease, SSID);
4194         Builder.CreateFence(llvm::AtomicOrdering::SequentiallyConsistent, SSID);
4211     Builder.CreateFence(llvm::AtomicOrdering::Acquire, SSID);
4217     Builder.CreateFence(llvm::AtomicOrdering::Release, SSID);
4222     Builder.CreateFence(llvm::AtomicOrdering::AcquireRelease, SSID);
4227     Builder.CreateFence(llvm::AtomicOrdering::SequentiallyConsistent, SSID);
16832 // specific SyncScopeID and writes it to \p SSID.
16835                                               llvm::SyncScope::ID &SSID) {
16861   SSID = getLLVMContext().getOrInsertSyncScopeID(scp);
16867   llvm::SyncScope::ID SSID;
17315                             EmitScalarExpr(E->getArg(1)), AO, SSID);
17316     return Builder.CreateFence(AO, SSID);
17343                             EmitScalarExpr(E->getArg(3)), AO, SSID);
17348     Value *MemScope = Builder.getInt32(static_cast<int>(SSID));