NoBarrier_AtomicExchange 62 third_party/protobuf/src/google/protobuf/stubs/atomicops_internals_x86_msvc.cc Atomic32 NoBarrier_AtomicExchange(volatile Atomic32* ptr, NoBarrier_AtomicExchange 90 third_party/protobuf/src/google/protobuf/stubs/atomicops_internals_x86_msvc.cc Atomic64 NoBarrier_AtomicExchange(volatile Atomic64* ptr,