-/* Copyright (c) 2010-2018. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2010-2019. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#define SMPI_COMM_HPP_INCLUDED
#include <list>
+#include <string>
#include "smpi_keyvals.hpp"
#include "smpi_group.hpp"
#include "smpi_topo.hpp"
namespace smpi{
class Comm : public F2C, public Keyval{
+ MPI_Group group_;
+ SMPI_Topo_type topoType_;
+ MPI_Topology topo_; // to be replaced by an union
+ int refcount_;
+ MPI_Comm leaders_comm_; // inter-node communicator
+ MPI_Comm intra_comm_; // intra-node communicator . For MPI_COMM_WORLD this can't be used, as var is global.
+ // use an intracomm stored in the process data instead
+ int* leaders_map_; // who is the leader of each process
+ int is_uniform_;
+ int* non_uniform_map_; // set if smp nodes have a different number of processes allocated
+ int is_blocked_; // are ranks allocated on the same smp node contiguous ?
+ int is_smp_comm_; // set to 0 in case this is already an intra-comm or a leader-comm to avoid recursivity
+ std::list<MPI_Win> rma_wins_; // attached windows for synchronization.
+ std::string name_;
+ MPI_Info info_;
+ int id_;
- private:
- MPI_Group group_;
- SMPI_Topo_type topoType_;
- MPI_Topology topo_; // to be replaced by an union
- int refcount_;
- MPI_Comm leaders_comm_;//inter-node communicator
- MPI_Comm intra_comm_;//intra-node communicator . For MPI_COMM_WORLD this can't be used, as var is global.
- //use an intracomm stored in the process data instead
- int* leaders_map_; //who is the leader of each process
- int is_uniform_;
- int* non_uniform_map_; //set if smp nodes have a different number of processes allocated
- int is_blocked_;// are ranks allocated on the same smp node contiguous ?
- int is_smp_comm_;// set to 0 in case this is already an intra-comm or a leader-comm to avoid recursivity
- std::list<MPI_Win> rma_wins_; // attached windows for synchronization.
+public:
+ static std::unordered_map<int, smpi_key_elem> keyvals_;
+ static int keyval_id_;
- public:
- static std::unordered_map<int, smpi_key_elem> keyvals_;
- static int keyval_id_;
+ Comm() = default;
+ Comm(MPI_Group group, MPI_Topology topo, int smp = 0, int id=MPI_UNDEFINED);
+ int dup(MPI_Comm* newcomm);
+ int dup_with_info(MPI_Info info, MPI_Comm* newcomm);
+ MPI_Group group();
+ MPI_Topology topo() { return topo_; }
+ int size();
+ int rank();
+ int id();
+ void get_name(char* name, int* len);
+ void set_name(const char* name);
+ MPI_Info info();
+ void set_info( MPI_Info info);
+ void set_leaders_comm(MPI_Comm leaders);
+ void set_intra_comm(MPI_Comm leaders) { intra_comm_ = leaders; };
+ int* get_non_uniform_map();
+ int* get_leaders_map();
+ MPI_Comm get_leaders_comm();
+ MPI_Comm get_intra_comm();
+ MPI_Comm find_intra_comm(int* leader);
+ int is_uniform();
+ int is_blocked();
+ int is_smp_comm();
+ MPI_Comm split(int color, int key);
+ void cleanup_smp();
+ void ref();
+ static void unref(MPI_Comm comm);
+ static void destroy(MPI_Comm comm);
+ void init_smp();
- Comm() = default;
- Comm(MPI_Group group, MPI_Topology topo, int smp=0);
- int dup(MPI_Comm* newcomm);
- MPI_Group group();
- MPI_Topology topo();
- int size();
- int rank();
- void get_name (char* name, int* len);
- void set_leaders_comm(MPI_Comm leaders);
- void set_intra_comm(MPI_Comm leaders);
- int* get_non_uniform_map();
- int* get_leaders_map();
- MPI_Comm get_leaders_comm();
- MPI_Comm get_intra_comm();
- int is_uniform();
- int is_blocked();
- int is_smp_comm();
- MPI_Comm split(int color, int key);
- void cleanup_smp();
- void ref();
- static void unref(MPI_Comm comm);
- static void destroy(MPI_Comm comm);
- void init_smp();
+ static void free_f(int id);
+ static Comm* f2c(int);
- int add_f() override;
- static void free_f(int id);
- static Comm* f2c(int);
-
- static int keyval_create(MPI_Comm_copy_attr_function* copy_fn, MPI_Comm_delete_attr_function* delete_fn, int* keyval, void* extra_state);
- static int keyval_free(int* keyval);
- static void keyval_cleanup();
-
- void add_rma_win(MPI_Win win);
- void remove_rma_win(MPI_Win win);
- void finish_rma_calls();
- MPI_Comm split_type(int type, int key, MPI_Info info);
+ static int keyval_create(MPI_Comm_copy_attr_function* copy_fn, MPI_Comm_delete_attr_function* delete_fn, int* keyval,
+ void* extra_state);
+ static int keyval_free(int* keyval);
+ static void keyval_cleanup();
+ void add_rma_win(MPI_Win win);
+ void remove_rma_win(MPI_Win win);
+ void finish_rma_calls();
+ MPI_Comm split_type(int type, int key, MPI_Info info);
};
-}
-}
-
+} // namespace smpi
+} // namespace simgrid
#endif