+static inline std::string hash_message(int src, int dst, int tag){
+ return std::to_string(tag) + '_' + std::to_string(src) + '_' + std::to_string(dst);
+}
+
+unsigned int Comm::get_sent_messages_count(int src, int dst, int tag)
+{
+ return sent_messages_[hash_message(src, dst, tag)];
+}
+
+void Comm::increment_sent_messages_count(int src, int dst, int tag)
+{
+ sent_messages_[hash_message(src, dst, tag)]++;
+}
+
+unsigned int Comm::get_received_messages_count(int src, int dst, int tag)
+{
+ return recv_messages_[hash_message(src, dst, tag)];
+}
+
+void Comm::increment_received_messages_count(int src, int dst, int tag)
+{
+ recv_messages_[hash_message(src, dst, tag)]++;
+}
+
+unsigned int Comm::get_collectives_count()
+{
+ if (this==MPI_COMM_UNINITIALIZED){
+ return smpi_process()->comm_world()->get_collectives_count();
+ }else if(this == MPI_COMM_WORLD || this == smpi_process()->comm_world()){
+ if (collectives_counts_.empty())
+ collectives_counts_.resize(this->size());
+ return collectives_counts_[this->rank()];
+ }else{
+ return collectives_count_;
+ }
+}
+
+void Comm::increment_collectives_count()
+{
+ if (this==MPI_COMM_UNINITIALIZED){
+ smpi_process()->comm_world()->increment_collectives_count();
+ }else if (this == MPI_COMM_WORLD || this == smpi_process()->comm_world()){
+ if (collectives_counts_.empty())
+ collectives_counts_.resize(this->size());
+ collectives_counts_[this->rank()]++;
+ }else{
+ collectives_count_++;
+ }
+}
+
+} // namespace simgrid::smpi