func runtime/internal/atomic.Xchg64

4 uses

	runtime/internal/atomic (current package)
		atomic_amd64.go#L63: func Xchg64(ptr *uint64, new uint64) uint64
		types.go#L250: 	return Xchg64(&u.value, value)

	runtime
		proc.go#L2745: 	if netpollinited() && (atomic.Load(&netpollWaiters) > 0 || pollUntil != 0) && atomic.Xchg64(&sched.lastpoll, 0) != 0 {
		runtime1.go#L129: 	if atomic.Xchg64(&test_z64, (3<<40)+3) != (2<<40)+2 {