[1646] | 1 | #ifdef _usingEP |
---|
[1603] | 2 | /*! |
---|
| 3 | \file ep_wait.cpp |
---|
| 4 | \since 2 may 2016 |
---|
| 5 | |
---|
| 6 | \brief Definitions of MPI wait function: MPI_Wait, MPI_Waitall, MPI_Waitsome, MPI_Waitany |
---|
| 7 | */ |
---|
| 8 | |
---|
| 9 | #include "ep_lib.hpp" |
---|
| 10 | #include <mpi.h> |
---|
| 11 | #include "ep_declaration.hpp" |
---|
| 12 | #include "ep_mpi.hpp" |
---|
| 13 | |
---|
| 14 | using namespace std; |
---|
| 15 | |
---|
| 16 | extern std::list< ep_lib::MPI_Request* > * EP_PendingRequests; |
---|
| 17 | #pragma omp threadprivate(EP_PendingRequests) |
---|
| 18 | |
---|
| 19 | |
---|
| 20 | |
---|
| 21 | namespace ep_lib |
---|
| 22 | { |
---|
| 23 | |
---|
| 24 | int MPI_Wait(MPI_Request *request, MPI_Status *status) |
---|
| 25 | { |
---|
| 26 | if((*request)->type !=1 && (*request)->type !=2 && (*request)->type !=3) |
---|
| 27 | { |
---|
| 28 | printf("MPI_Wait : Error in request type\n"); |
---|
| 29 | exit(1); |
---|
| 30 | } |
---|
| 31 | |
---|
| 32 | while((*request)->type == 2) Request_Check(); |
---|
| 33 | |
---|
| 34 | ::MPI_Status mpi_status; |
---|
| 35 | |
---|
| 36 | ::MPI_Wait(to_mpi_request_ptr(*request), &mpi_status); |
---|
| 37 | |
---|
| 38 | status->mpi_status = new ::MPI_Status(mpi_status); |
---|
| 39 | status->ep_src = (*request)->ep_src; |
---|
| 40 | status->ep_tag = (*request)->ep_tag; |
---|
| 41 | status->ep_datatype = (*request)->ep_datatype; |
---|
| 42 | |
---|
| 43 | (*request)->state = 2; |
---|
| 44 | |
---|
| 45 | memcheck("delete "<< (*request)->mpi_request << " : in ep_lib::MPI_Wait, delete (*request)->mpi_request"); |
---|
| 46 | |
---|
| 47 | delete (*request)->mpi_request; |
---|
| 48 | delete *request; |
---|
| 49 | *request=0; |
---|
| 50 | |
---|
| 51 | return Request_Check(); |
---|
| 52 | |
---|
| 53 | } /*end of mpi_wait*/ |
---|
| 54 | |
---|
| 55 | |
---|
| 56 | |
---|
| 57 | |
---|
| 58 | |
---|
| 59 | |
---|
| 60 | int MPI_Waitall(int count, MPI_Request *array_of_requests, MPI_Status *array_of_statuses) |
---|
| 61 | { |
---|
| 62 | std::vector<int> finished(count, 0); |
---|
| 63 | |
---|
| 64 | ::MPI_Request* mpi_request = new ::MPI_Request[count]; |
---|
| 65 | ::MPI_Status* mpi_status = new ::MPI_Status[count]; |
---|
| 66 | |
---|
| 67 | while(std::accumulate(finished.begin(), finished.end(), 0) < count) |
---|
| 68 | { |
---|
| 69 | |
---|
| 70 | for(int i=0; i<count; i++) |
---|
| 71 | { |
---|
| 72 | if(array_of_requests[i]->type !=1 && array_of_requests[i]->type !=2 && array_of_requests[i]->type !=3) |
---|
| 73 | { |
---|
| 74 | printf("Error in request type\n"); |
---|
| 75 | |
---|
| 76 | exit(1); |
---|
| 77 | } |
---|
| 78 | |
---|
| 79 | if(array_of_requests[i]->type == 2) Request_Check(); |
---|
| 80 | if(array_of_requests[i]->type != 2 && finished.at(i) == 0) |
---|
| 81 | { |
---|
| 82 | finished.at(i) = 1; |
---|
| 83 | mpi_request[i] = *static_cast< ::MPI_Request*>(array_of_requests[i]->mpi_request); |
---|
| 84 | } |
---|
| 85 | } |
---|
| 86 | } |
---|
| 87 | |
---|
| 88 | ::MPI_Waitall(count, mpi_request, mpi_status); |
---|
| 89 | |
---|
| 90 | for(int i=0; i<count; i++) |
---|
| 91 | { |
---|
| 92 | array_of_statuses[i].mpi_status = new ::MPI_Status(mpi_status[i]); |
---|
| 93 | array_of_statuses[i].ep_src = array_of_requests[i]->ep_src; |
---|
| 94 | array_of_statuses[i].ep_tag = array_of_requests[i]->ep_tag; |
---|
| 95 | array_of_statuses[i].ep_datatype = array_of_requests[i]->ep_datatype; |
---|
| 96 | |
---|
| 97 | array_of_requests[i]->state = 2; |
---|
| 98 | |
---|
| 99 | memcheck("delete "<< array_of_requests[i]->mpi_request <<" : in ep_lib::MPI_Waitall, array_of_requests["<<i<<"]->mpi_request"); |
---|
| 100 | delete array_of_requests[i]->mpi_request; |
---|
| 101 | delete array_of_requests[i]; |
---|
| 102 | array_of_requests[i] = 0; |
---|
| 103 | } |
---|
| 104 | |
---|
| 105 | delete[] mpi_request; |
---|
| 106 | delete[] mpi_status; |
---|
| 107 | |
---|
| 108 | return Request_Check(); |
---|
| 109 | } /* end of mpi_waitall*/ |
---|
| 110 | |
---|
| 111 | |
---|
| 112 | } |
---|
| 113 | |
---|
[1646] | 114 | #endif |
---|