Rev | Line | |
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[1604] | 1 | #include "ep_lib.hpp" |
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| 2 | #include <mpi.h> |
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| 3 | #include "ep_declaration.hpp" |
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| 4 | #include "ep_mpi.hpp" |
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| 5 | |
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| 6 | namespace ep_lib |
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| 7 | { |
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| 8 | |
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| 9 | int MPI_Barrier(MPI_Comm comm) |
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| 10 | { |
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| 11 | |
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| 12 | if(comm->is_ep) |
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| 13 | { |
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| 14 | return MPI_Barrier_endpoint(comm); |
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| 15 | } |
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| 16 | |
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| 17 | |
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| 18 | return MPI_Barrier_mpi(comm); |
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| 19 | |
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| 20 | } |
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| 21 | |
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| 22 | int MPI_Barrier_endpoint(MPI_Comm comm) |
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| 23 | { |
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| 24 | int ep_rank_loc = comm->ep_comm_ptr->size_rank_info[1].first; |
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| 25 | |
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| 26 | MPI_Barrier_local(comm); |
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| 27 | |
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| 28 | if(ep_rank_loc == 0) |
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| 29 | { |
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| 30 | ::MPI_Comm mpi_comm = to_mpi_comm(comm->mpi_comm); |
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| 31 | |
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| 32 | ::MPI_Barrier(mpi_comm); |
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| 33 | } |
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| 34 | |
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| 35 | MPI_Barrier_local(comm); |
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| 36 | } |
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| 37 | |
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| 38 | |
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| 39 | int MPI_Barrier_mpi(MPI_Comm comm) |
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| 40 | { |
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| 41 | return ::MPI_Barrier(to_mpi_comm(comm->mpi_comm)); |
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| 42 | } |
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| 43 | |
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| 44 | |
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| 45 | int MPI_Barrier_local(MPI_Comm comm) |
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| 46 | { |
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| 47 | comm->ep_barrier->wait(); |
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| 48 | } |
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| 49 | |
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| 50 | |
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| 51 | } |
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| 52 | |
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| 53 | |
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