#define SMPI_COMM_HPP_INCLUDED
#include "private.h"
+#include <list>
namespace simgrid{
-namespace SMPI{
+namespace smpi{
-class Comm {
+class Comm : public F2C, public Keyval{
private:
- MPI_Group m_group;
- MPIR_Topo_type m_topoType;
- MPI_Topology m_topo; // to be replaced by an union
- int m_refcount;
- MPI_Comm m_leaders_comm;//inter-node communicator
- MPI_Comm m_intra_comm;//intra-node communicator . For MPI_COMM_WORLD this can't be used, as var is global.
+ MPI_Group group_;
+ MPIR_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* m_leaders_map; //who is the leader of each process
- int m_is_uniform;
- int* m_non_uniform_map; //set if smp nodes have a different number of processes allocated
- int m_is_blocked;// are ranks allocated on the same smp node contiguous ?
- xbt_dict_t m_attributes;
+ 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 ?
+
+ std::list<MPI_Win> rma_wins_; // attached windows for synchronization.
public:
- Comm();
- Comm(MPI_Group group, MPI_Topology topo);
+ static std::unordered_map<int, smpi_key_elem> keyvals_;
+ static int keyval_id_;
- void destroy();
+ Comm() = default;
+ Comm(MPI_Group group, MPI_Topology topo);
int dup(MPI_Comm* newcomm);
MPI_Group group();
MPI_Topology topo();
int is_uniform();
int is_blocked();
MPI_Comm split(int color, int key);
- void use();
- void cleanup_attributes();
void cleanup_smp();
- void unuse();
+ void ref();
+ static void unref(MPI_Comm comm);
+ static void destroy(MPI_Comm comm);
void init_smp();
- int attr_delete(int keyval);
- int attr_get(int keyval, void* attr_value, int* flag);
- int attr_put(int keyval, void* attr_value);
+
+ int add_f();
+ 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();
};
