[1381] | 1 | /*! |
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| 2 | \file ep_wait.cpp |
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| 3 | \since 2 may 2016 |
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| 4 | |
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| 5 | \brief Definitions of MPI wait function: MPI_Wait, MPI_Waitall, MPI_Waitsome, MPI_Waitany |
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| 6 | */ |
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| 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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[1500] | 11 | #include "ep_mpi.hpp" |
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[1381] | 12 | |
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| 13 | using namespace std; |
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| 14 | |
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| 15 | extern std::list< ep_lib::MPI_Request* > * EP_PendingRequests; |
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| 16 | #pragma omp threadprivate(EP_PendingRequests) |
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| 17 | |
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| 18 | |
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| 19 | |
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| 20 | namespace ep_lib |
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| 21 | { |
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| 22 | |
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| 23 | int MPI_Wait(MPI_Request *request, MPI_Status *status) |
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| 24 | { |
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[1500] | 25 | if((*request)->type !=1 && (*request)->type !=2 && (*request)->type !=3) |
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[1381] | 26 | { |
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[1522] | 27 | printf("MPI_Wait : Error in request type\n"); |
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[1381] | 28 | exit(1); |
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| 29 | } |
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| 30 | |
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[1500] | 31 | while((*request)->type == 2) Request_Check(); |
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| 32 | |
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[1522] | 33 | ::MPI_Status mpi_status; |
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| 34 | |
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| 35 | ::MPI_Wait(to_mpi_request_ptr(*request), &mpi_status); |
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[1381] | 36 | |
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[1522] | 37 | status->mpi_status = new ::MPI_Status(mpi_status); |
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[1500] | 38 | status->ep_src = (*request)->ep_src; |
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| 39 | status->ep_tag = (*request)->ep_tag; |
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| 40 | status->ep_datatype = (*request)->ep_datatype; |
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| 41 | |
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[1538] | 42 | (*request)->state = 2; |
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[1499] | 43 | |
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[1503] | 44 | memcheck("delete "<< (*request)->mpi_request << " : in ep_lib::MPI_Wait, delete (*request)->mpi_request"); |
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[1522] | 45 | |
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[1500] | 46 | delete (*request)->mpi_request; |
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[1522] | 47 | delete *request; |
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| 48 | *request=0; |
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| 49 | |
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| 50 | return Request_Check(); |
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[1499] | 51 | |
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[1381] | 52 | } /*end of mpi_wait*/ |
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| 53 | |
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| 54 | |
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| 55 | |
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| 56 | |
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| 57 | |
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| 58 | |
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| 59 | int MPI_Waitall(int count, MPI_Request *array_of_requests, MPI_Status *array_of_statuses) |
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| 60 | { |
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| 61 | std::vector<int> finished(count, 0); |
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| 62 | |
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| 63 | ::MPI_Request* mpi_request = new ::MPI_Request[count]; |
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| 64 | ::MPI_Status* mpi_status = new ::MPI_Status[count]; |
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| 65 | |
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| 66 | while(std::accumulate(finished.begin(), finished.end(), 0) < count) |
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| 67 | { |
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| 68 | |
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| 69 | for(int i=0; i<count; i++) |
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| 70 | { |
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[1500] | 71 | if(array_of_requests[i]->type !=1 && array_of_requests[i]->type !=2 && array_of_requests[i]->type !=3) |
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[1381] | 72 | { |
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| 73 | printf("Error in request type\n"); |
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| 74 | |
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| 75 | exit(1); |
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| 76 | } |
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| 77 | |
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[1500] | 78 | if(array_of_requests[i]->type == 2) Request_Check(); |
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| 79 | if(array_of_requests[i]->type != 2 && finished.at(i) == 0) |
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[1381] | 80 | { |
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| 81 | finished.at(i) = 1; |
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[1500] | 82 | mpi_request[i] = *static_cast< ::MPI_Request*>(array_of_requests[i]->mpi_request); |
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[1381] | 83 | } |
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| 84 | } |
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| 85 | } |
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| 86 | |
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| 87 | ::MPI_Waitall(count, mpi_request, mpi_status); |
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| 88 | |
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| 89 | for(int i=0; i<count; i++) |
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| 90 | { |
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[1522] | 91 | array_of_statuses[i].mpi_status = new ::MPI_Status(mpi_status[i]); |
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[1500] | 92 | array_of_statuses[i].ep_src = array_of_requests[i]->ep_src; |
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| 93 | array_of_statuses[i].ep_tag = array_of_requests[i]->ep_tag; |
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| 94 | array_of_statuses[i].ep_datatype = array_of_requests[i]->ep_datatype; |
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[1522] | 95 | |
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[1538] | 96 | array_of_requests[i]->state = 2; |
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[1522] | 97 | |
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[1503] | 98 | memcheck("delete "<< array_of_requests[i]->mpi_request <<" : in ep_lib::MPI_Waitall, array_of_requests["<<i<<"]->mpi_request"); |
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[1500] | 99 | delete array_of_requests[i]->mpi_request; |
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[1522] | 100 | delete array_of_requests[i]; |
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| 101 | array_of_requests[i] = 0; |
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[1381] | 102 | } |
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| 103 | |
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| 104 | delete[] mpi_request; |
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| 105 | delete[] mpi_status; |
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| 106 | |
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[1522] | 107 | return Request_Check(); |
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[1381] | 108 | } /* end of mpi_waitall*/ |
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| 109 | |
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| 110 | |
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| 111 | } |
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| 112 | |
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