colls::bcast(&id, 1, MPI_INT, 0, this);
XBT_DEBUG("Communicator %p has id %d", this, id);
id_=id;//only set here, as we don't want to change it in the middle of the bcast
- colls::barrier(this);
}
}
{
if (this == MPI_COMM_UNINITIALIZED)
return smpi_process()->comm_world()->is_uniform();
- return is_uniform_ != 0;
+ return is_uniform_;
}
bool Comm::is_blocked() const
{
if (this == MPI_COMM_UNINITIALIZED)
return smpi_process()->comm_world()->is_blocked();
- return is_blocked_ != 0;
+ return is_blocked_;
}
bool Comm::is_smp_comm() const
// Are the nodes uniform ? = same number of process/node
int my_local_size=comm_intra->size();
+ int is_uniform;
if(comm_intra->rank()==0) {
- int is_uniform = 1;
+ is_uniform = 1;
auto* non_uniform_map = xbt_new0(int, leader_group_size);
allgather__ring(&my_local_size, 1, MPI_INT,
non_uniform_map, 1, MPI_INT, leader_comm);
}else{
xbt_free(non_uniform_map);
}
- is_uniform_=is_uniform;
}
- bcast__scatter_LR_allgather(&is_uniform_, 1, MPI_INT, 0, comm_intra);
+ bcast__scatter_LR_allgather(&is_uniform, 1, MPI_INT, 0, comm_intra);
+ is_uniform_ = (is_uniform != 0);
// we need to switch as the called function may silently touch global variables
smpi_switch_data_segment(s4u::Actor::self());
int global_blocked;
allreduce__default(&is_blocked, &global_blocked, 1, MPI_INT, MPI_LAND, this);
- if(MPI_COMM_WORLD==MPI_COMM_UNINITIALIZED || this==MPI_COMM_WORLD){
- if(this->rank()==0){
- is_blocked_ = global_blocked;
- }
- }else{
- is_blocked_=global_blocked;
- }
+ if ((MPI_COMM_WORLD != MPI_COMM_UNINITIALIZED && this != MPI_COMM_WORLD) || this->rank() == 0)
+ is_blocked_ = (global_blocked != 0);
delete[] leader_list;
if(replaying)
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 smpi
} // namespace simgrid