source: XIOS/trunk/extern/src_ep/ep_lib_collective.hpp @ 1034

#ifndef EP_LIB_COLLECTIVE_HPP_INCLUDED
#define EP_LIB_COLLECTIVE_HPP_INCLUDED

namespace ep_lib
{
  #ifdef _intelmpi
  typedef int MPI_Datatype;
  typedef int MPI_Op;
  #elif _openmpi
  typedef void* MPI_Datatype;
  typedef void* MPI_Op;
  #endif

  int MPI_Barrier(MPI_Comm comm);

  int MPI_Comm_dup(MPI_Comm comm, MPI_Comm *newcomm);

  int MPI_Reduce(const void *sendbuf, void *recvbuf, int count, MPI_Datatype datatype, MPI_Op op, int root, MPI_Comm comm);
  int MPI_Allreduce(const void *sendbuf, void *recvbuf, int count, MPI_Datatype datatype, MPI_Op op, MPI_Comm comm);

  int MPI_Reduce_scatter(const void *sendbuf, void *recvbuf, const int recvcounts[], MPI_Datatype datatype, MPI_Op op, MPI_Comm comm);

  int MPI_Scan(const void *sendbuf, void *recvbuf, int count, MPI_Datatype datatype, MPI_Op op, MPI_Comm comm);
  int MPI_Exscan(const void *sendbuf, void *recvbuf, int count, MPI_Datatype datatype, MPI_Op op, MPI_Comm comm);

  int MPI_Bcast(void *buffer, int count, MPI_Datatype datatype, int root, MPI_Comm comm);

  int MPI_Gather(const void *sendbuf, int sendcount, MPI_Datatype sendtype, void *recvbuf, int recvcount, MPI_Datatype recvtype, int root, MPI_Comm comm);
  int MPI_Allgather(const void *sendbuf, int sendcount, MPI_Datatype sendtype, void *recvbuf, int recvcount, MPI_Datatype recvtype, MPI_Comm comm);

  int MPI_Gatherv(const void *sendbuf, int sendcount, MPI_Datatype sendtype, void *recvbuf, const int recvcounts[], const int displs[],
                  MPI_Datatype recvtype, int root, MPI_Comm comm);
  int MPI_Allgatherv(const void *sendbuf, int sendcount, MPI_Datatype sendtype, void *recvbuf, const int recvcounts[], const int displs[],
                  MPI_Datatype recvtype, MPI_Comm comm);

  int MPI_Scatter(const void *sendbuf, int sendcount, MPI_Datatype sendtype, void *recvbuf, int recvcount, MPI_Datatype recvtype, int root, MPI_Comm comm);
  int MPI_Scatterv(const void *sendbuf, const int sendcounts[], const int displs[], MPI_Datatype sendtype, void *recvbuf, int recvcount,
                   MPI_Datatype recvtype, int root, MPI_Comm comm);

  int MPI_Alltoall(const void *sendbuf, int sendcount, MPI_Datatype sendtype, void *recvbuf, int recvcount, MPI_Datatype recvtype, MPI_Comm comm);

}

#endif // EP_LIB_COLLECTIVE_HPP_INCLUDED