94 static system_clock::time_point __libcpp_system_clock_now() {  in __libcpp_system_clock_now()
116   return system_clock::time_point(duration_cast<system_clock::duration>(d - nt_to_unix_epoch));  in __libcpp_system_clock_now()
121 static system_clock::time_point __libcpp_system_clock_now() {
125   return system_clock::time_point(seconds(tp.tv_sec) + microseconds(tp.tv_nsec / 1000));
130 static system_clock::time_point __libcpp_system_clock_now() {
133     return system_clock::time_point(seconds(tv.tv_sec) + microseconds(tv.tv_usec));
140 system_clock::time_point
147 system_clock::to_time_t(const time_point& t) noexcept  in to_time_t()
152 system_clock::time_point
155     return system_clock::time_point(seconds(t));  in from_time_t()
216 static steady_clock::time_point __libcpp_steady_clock_now() {  in __libcpp_steady_clock_now()
218     return steady_clock::time_point(steady_clock::duration(fp()));  in __libcpp_steady_clock_now()
228 static steady_clock::time_point __libcpp_steady_clock_now() {  in __libcpp_steady_clock_now()
232     return steady_clock::time_point(seconds(tp.tv_sec) + nanoseconds(tp.tv_nsec));  in __libcpp_steady_clock_now()
252 static steady_clock::time_point __libcpp_steady_clock_now() {  in __libcpp_steady_clock_now()
260   return steady_clock::time_point(steady_clock::duration(dur));  in __libcpp_steady_clock_now()
265 static steady_clock::time_point __libcpp_steady_clock_now() {  in __libcpp_steady_clock_now()
270   return steady_clock::time_point(seconds(ts.tv_sec) + nanoseconds(ts.tv_nsec));  in __libcpp_steady_clock_now()
275 static steady_clock::time_point __libcpp_steady_clock_now() noexcept {  in __libcpp_steady_clock_now()
281   return steady_clock::time_point(nanoseconds(_zx_clock_get_monotonic()));  in __libcpp_steady_clock_now()
286 static steady_clock::time_point __libcpp_steady_clock_now() {  in __libcpp_steady_clock_now()
290     return steady_clock::time_point(seconds(tp.tv_sec) + nanoseconds(tp.tv_nsec));  in __libcpp_steady_clock_now()
299 steady_clock::time_point