Move common code to a non-template function.

Author: levlam

tdactor/td/actor/impl/Scheduler-decl.h

@@ -199,6 +199,9 @@ class Scheduler {
 
   void flush_mailbox(ActorInfo *actor_info);
 
+  void get_actor_sched_id(const ActorInfo *actor_info, int32 &actor_sched_id, bool &on_current_sched,
+                          bool &can_send_immediately);
+
   template <ActorSendType send_type, class RunFuncT, class EventFuncT>
   void send_impl(const ActorId<> &actor_id, const RunFuncT &run_func, const EventFuncT &event_func);
 

tdactor/td/actor/impl/Scheduler.cpp

@@ -301,6 +301,15 @@ void Scheduler::do_event(ActorInfo *actor_info, Event &&event) {
   // can't clear event here. It may be already destroyed during destroy_actor
 }
 
+void Scheduler::get_actor_sched_id(const ActorInfo *actor_info, int32 &actor_sched_id, bool &on_current_sched,
+                                   bool &can_send_immediately) {
+  bool is_migrating;
+  std::tie(actor_sched_id, is_migrating) = actor_info->migrate_dest_flag_atomic();
+  on_current_sched = !is_migrating && sched_id_ == actor_sched_id;
+  CHECK(has_guard_ || !on_current_sched);
+  can_send_immediately = on_current_sched && !actor_info->is_running() && actor_info->mailbox_.empty();
+}
+
 void Scheduler::register_migrated_actor(ActorInfo *actor_info) {
   VLOG(actor) << "Register migrated actor " << *actor_info << ", " << tag("actor_count", actor_count_);
   actor_count_++;

tdactor/td/actor/impl/Scheduler.h

@@ -186,13 +186,11 @@ void Scheduler::send_impl(const ActorId<> &actor_id, const RunFuncT &run_func, c
   }
 
   int32 actor_sched_id;
-  bool is_migrating;
-  std::tie(actor_sched_id, is_migrating) = actor_info->migrate_dest_flag_atomic();
-  bool on_current_sched = !is_migrating && sched_id_ == actor_sched_id;
-  CHECK(has_guard_ || !on_current_sched);
+  bool on_current_sched;
+  bool can_send_immediately;
+  get_actor_sched_id(actor_info, actor_sched_id, on_current_sched, can_send_immediately);
 
-  if (likely(send_type == ActorSendType::Immediate && on_current_sched && !actor_info->is_running() &&
-             actor_info->mailbox_.empty())) {  // run immediately
+  if (likely(send_type == ActorSendType::Immediate && can_send_immediately)) {  // run immediately
     EventGuard guard(this, actor_info);
     run_func(actor_info);
   } else {