Last change
on this file since 1599 was
1539,
checked in by yushan, 6 years ago
|
update intercomm_merge and remove redundant files
|
File size:
760 bytes
|
Line | |
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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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