[1134] | 1 | /*! |
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[1138] | 2 | \file ep_wait.cpp |
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| 3 | \since 2 may 2016 |
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[1134] | 4 | |
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[1138] | 5 | \brief Definitions of MPI wait function: MPI_Wait, MPI_Waitall, MPI_Waitsome, MPI_Waitany |
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| 6 | */ |
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[1134] | 7 | |
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| 8 | #include "ep_lib.hpp" |
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| 9 | #include <mpi.h> |
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| 10 | #include "ep_declaration.hpp" |
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| 11 | |
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| 12 | using namespace std; |
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| 13 | |
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[1196] | 14 | extern std::list< ep_lib::MPI_Request* > * EP_PendingRequests; |
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| 15 | #pragma omp threadprivate(EP_PendingRequests) |
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[1134] | 16 | |
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| 17 | |
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[1196] | 18 | |
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[1147] | 19 | namespace ep_lib |
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[1295] | 20 | { |
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[1196] | 21 | |
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[1147] | 22 | int MPI_Wait(MPI_Request *request, MPI_Status *status) |
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| 23 | { |
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[1196] | 24 | if(request->type !=1 && request->type !=2 && request->type !=3) |
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[1134] | 25 | { |
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[1196] | 26 | printf("Error in request type\n"); |
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| 27 | |
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| 28 | exit(1); |
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[1147] | 29 | } |
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[1134] | 30 | |
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[1196] | 31 | while(request->type == 2) Request_Check(); |
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[1134] | 32 | |
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| 33 | |
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[1295] | 34 | //::MPI_Request mpi_request = static_cast< ::MPI_Request >(request->mpi_request); |
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[1196] | 35 | ::MPI_Status mpi_status; |
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[1295] | 36 | ::MPI_Wait(&(request->mpi_request), &mpi_status); |
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[1187] | 37 | |
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[1295] | 38 | // request->mpi_request = mpi_request; |
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[1187] | 39 | |
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[1196] | 40 | status->mpi_status = &mpi_status; |
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| 41 | status->ep_src = request->ep_src; |
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| 42 | status->ep_tag = request->ep_tag; |
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| 43 | status->ep_datatype = request->ep_datatype; |
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[1187] | 44 | |
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[1147] | 45 | return MPI_SUCCESS; |
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[1138] | 46 | |
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[1147] | 47 | } /*end of mpi_wait*/ |
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[1138] | 48 | |
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[1134] | 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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[1147] | 54 | int MPI_Waitall(int count, MPI_Request *array_of_requests, MPI_Status *array_of_statuses) |
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| 55 | { |
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[1196] | 56 | std::vector<int> finished(count, 0); |
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[1134] | 57 | |
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[1196] | 58 | ::MPI_Request* mpi_request = new ::MPI_Request[count]; |
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| 59 | ::MPI_Status* mpi_status = new ::MPI_Status[count]; |
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[1147] | 60 | |
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[1196] | 61 | while(std::accumulate(finished.begin(), finished.end(), 0) < count) |
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[1134] | 62 | { |
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[1187] | 63 | |
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[1147] | 64 | for(int i=0; i<count; i++) |
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| 65 | { |
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[1196] | 66 | if(array_of_requests[i].type !=1 && array_of_requests[i].type !=2 && array_of_requests[i].type !=3) |
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[1134] | 67 | { |
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[1196] | 68 | printf("Error in request type\n"); |
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| 69 | |
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| 70 | exit(1); |
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| 71 | } |
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| 72 | |
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| 73 | if(array_of_requests[i].type == 2) Request_Check(); |
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| 74 | if(array_of_requests[i].type != 2 && finished.at(i) == 0) |
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| 75 | { |
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| 76 | finished.at(i) = 1; |
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| 77 | mpi_request[i] = static_cast< ::MPI_Request >(array_of_requests[i].mpi_request); |
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| 78 | } |
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| 79 | } |
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| 80 | } |
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[1185] | 81 | |
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[1196] | 82 | ::MPI_Waitall(count, mpi_request, mpi_status); |
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[1138] | 83 | |
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[1196] | 84 | for(int i=0; i<count; i++) |
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| 85 | { |
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| 86 | array_of_statuses[i].mpi_status = &mpi_status; |
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| 87 | array_of_statuses[i].ep_src = array_of_requests[i].ep_src; |
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| 88 | array_of_statuses[i].ep_tag = array_of_requests[i].ep_tag; |
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| 89 | array_of_statuses[i].ep_datatype = array_of_requests[i].ep_datatype; |
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| 90 | } |
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[1147] | 91 | |
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[1196] | 92 | delete[] mpi_request; |
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| 93 | delete[] mpi_status; |
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[1295] | 94 | |
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[1147] | 95 | return MPI_SUCCESS; |
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| 96 | } /* end of mpi_waitall*/ |
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[1134] | 97 | |
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| 98 | |
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| 99 | } |
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[1196] | 100 | |
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