6 void factor_vm::primitive_exit()
8 exit(to_fixnum(dpop()));
11 void factor_vm::primitive_micros()
13 box_unsigned_8(current_micros());
16 void factor_vm::primitive_nanos()
18 box_unsigned_8(current_nanos());
21 void factor_vm::primitive_sleep()
23 sleep_micros(to_cell(dpop()));