[1134] | 1 | /*! |
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| 2 | \file ep_recv.cpp |
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| 3 | \since 2 may 2016 |
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| 4 | |
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| 5 | \brief Definitions of MPI receive functions: MPI_Recv, MPI_Mrecv, MPI_Irecv, MPI_Imrecv |
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| 6 | */ |
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| 7 | |
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| 8 | |
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| 9 | #include "ep_lib.hpp" |
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| 10 | #include <mpi.h> |
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| 11 | #include "ep_declaration.hpp" |
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[1295] | 12 | #include "ep_mpi.hpp" |
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[1134] | 13 | |
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| 14 | using namespace std; |
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| 15 | |
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[1196] | 16 | extern std::list< ep_lib::MPI_Request* > * EP_PendingRequests; |
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| 17 | #pragma omp threadprivate(EP_PendingRequests) |
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[1134] | 18 | |
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[1147] | 19 | namespace ep_lib |
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| 20 | { |
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[1134] | 21 | |
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[1147] | 22 | int MPI_Recv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Status *status) |
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| 23 | { |
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[1134] | 24 | |
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[1520] | 25 | if(!comm->is_ep) return MPI_Recv_mpi(buf, count, datatype, src, tag, comm, status); |
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| 26 | |
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| 27 | Debug("MPI_Recv with EP"); |
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[1134] | 28 | |
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| 29 | MPI_Request request; |
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| 30 | MPI_Irecv(buf, count, datatype, src, tag, comm, &request); |
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| 31 | MPI_Wait(&request, status); |
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| 32 | |
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| 33 | return 0; |
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[1147] | 34 | } |
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[1134] | 35 | |
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[1520] | 36 | |
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[1134] | 37 | |
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| 38 | |
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[1147] | 39 | int MPI_Irecv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Request *request) |
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| 40 | { |
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[1520] | 41 | if(!comm->is_ep) return MPI_Irecv_mpi(buf, count, datatype, src, tag, comm, request); |
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| 42 | |
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[1147] | 43 | Debug("MPI_Irecv with EP"); |
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[1134] | 44 | int dest_rank; |
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| 45 | MPI_Comm_rank(comm, &dest_rank); |
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[1287] | 46 | |
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[1520] | 47 | *request = new ep_request; |
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| 48 | memcheck("new " << *request <<" : in ep_lib::MPI_Irecv, *request = new ep_request"); |
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[1134] | 49 | |
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[1520] | 50 | (*request)->mpi_request = new ::MPI_Request; |
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| 51 | memcheck("new " << (*request)->mpi_request << " : in ep_lib::MPI_Irecv, (*request)->mpi_request = new ::MPI_Request"); |
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| 52 | |
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| 53 | (*request)->buf = buf; |
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| 54 | (*request)->comm = comm; |
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| 55 | (*request)->type = 2; |
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| 56 | (*request)->state = 0; |
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| 57 | |
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| 58 | |
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| 59 | (*request)->ep_src = src; |
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| 60 | (*request)->ep_tag = tag; |
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| 61 | (*request)->ep_datatype = datatype; |
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| 62 | |
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| 63 | if(EP_PendingRequests == 0 ) EP_PendingRequests = new std::list< MPI_Request* >; |
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| 64 | |
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| 65 | EP_PendingRequests->push_back(request); |
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| 66 | |
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[1533] | 67 | memcheck("EP_PendingRequests["<<ep_rank<<"]->size() = " << EP_PendingRequests->size()); |
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[1520] | 68 | |
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[1533] | 69 | show_EP_PendingRequests(EP_PendingRequests); |
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[1134] | 70 | |
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[1520] | 71 | #ifdef _showinfo |
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| 72 | if(comm->is_intercomm) |
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| 73 | { |
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| 74 | int ep_dest_loc = comm->ep_rank_map->at(dest_rank).first; |
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| 75 | int ep_src_loc = comm->ep_comm_ptr->intercomm->intercomm_rank_map->at(src).first; |
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| 76 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 77 | int mpi_dest = comm->ep_comm_ptr->intercomm->intercomm_rank_map->at(src).second.first; |
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[1134] | 78 | |
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[1520] | 79 | printf("Irecv : ep_src_loc = %d, ep_dest_loc = %d, mpi_src = %d, mpi_dest = %d, mpi_tag = %d\n", ep_src_loc, ep_dest_loc, comm->ep_comm_ptr->size_rank_info[2].first, mpi_dest, mpi_tag); |
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| 80 | } |
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| 81 | #endif |
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[1134] | 82 | |
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[1520] | 83 | return Request_Check(); |
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| 84 | } |
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| 85 | |
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| 86 | int MPI_Mrecv(void *buf, int count, MPI_Datatype datatype, MPI_Message *message, MPI_Status *status) |
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| 87 | { |
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| 88 | Debug("MPI_Mrecv with MPI/EP"); |
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[1187] | 89 | |
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[1520] | 90 | status->mpi_status = new ::MPI_Status; |
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| 91 | memcheck("new " << status->mpi_status << " : in ep_lib::MPI_Mrecv, status->mpi_status = new ::MPI_Status"); |
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| 92 | |
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| 93 | ::MPI_Mrecv(buf, count, to_mpi_type(datatype), static_cast< ::MPI_Message* >((*message)->mpi_message), to_mpi_status_ptr(*status)); |
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[1187] | 94 | |
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[1520] | 95 | |
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| 96 | status->ep_src = (*message)->ep_src; |
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| 97 | status->ep_datatype = datatype; |
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| 98 | status->ep_tag = (*message)->ep_tag; |
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[1134] | 99 | |
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[1520] | 100 | memcheck("delete " << (*message)->mpi_message << " : in ep_lib::MPI_Mrecv, delete (*message)->mpi_message"); |
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| 101 | delete (*message)->mpi_message; |
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[1187] | 102 | |
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[1520] | 103 | #ifdef _check_sum |
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| 104 | check_sum_recv(buf, count, datatype, message->ep_src, message->ep_tag); |
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| 105 | #endif |
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[1196] | 106 | |
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[1520] | 107 | return Request_Check(); |
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| 108 | } |
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[1196] | 109 | |
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[1362] | 110 | |
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[1147] | 111 | int MPI_Imrecv(void *buf, int count, MPI_Datatype datatype, MPI_Message *message, MPI_Request *request) |
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| 112 | { |
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[1520] | 113 | Debug("MPI_Imrecv with MPI/EP"); |
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[1134] | 114 | |
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[1520] | 115 | (*request)->type = 3; |
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| 116 | (*request)->ep_datatype = datatype; |
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| 117 | (*request)->ep_tag = (*message)->ep_tag; |
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| 118 | (*request)->ep_src = (*message)->ep_src; |
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| 119 | |
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| 120 | (*request)->state = 1; |
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| 121 | |
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| 122 | ::MPI_Imrecv(buf, count, to_mpi_type(datatype), to_mpi_message_ptr(*message), to_mpi_request_ptr(*request)); |
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| 123 | |
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| 124 | memcheck("delete " << (*message)->mpi_message << " : in ep_lib::MPI_Imrecv, delete (*message)->mpi_message"); |
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| 125 | delete (*message)->mpi_message; |
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[1134] | 126 | |
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[1520] | 127 | #ifdef _check_sum |
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| 128 | check_sum_recv(buf, count, datatype, message->ep_src, message->ep_tag); |
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| 129 | #endif |
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[1134] | 130 | |
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[1362] | 131 | |
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[1520] | 132 | return Request_Check(); |
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[1147] | 133 | } |
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[1134] | 134 | |
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| 135 | |
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[1520] | 136 | int MPI_Recv_mpi(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Status *status) |
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[1147] | 137 | { |
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[1520] | 138 | Debug("MPI_Recv with MPI"); |
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| 139 | status->ep_src = src; |
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| 140 | status->ep_tag = tag; |
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[1134] | 141 | status->ep_datatype = datatype; |
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[1520] | 142 | |
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| 143 | return ::MPI_Recv(buf, count, to_mpi_type(datatype), src<0? MPI_ANY_SOURCE : src, tag<0? MPI_ANY_TAG: tag, to_mpi_comm(comm->mpi_comm), to_mpi_status_ptr(*status)); |
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| 144 | } |
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| 145 | |
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| 146 | int MPI_Irecv_mpi(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Request *request) |
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| 147 | { |
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| 148 | Debug("MPI_Irecv with MPI"); |
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| 149 | int dest_rank; |
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| 150 | MPI_Comm_rank(comm, &dest_rank); |
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| 151 | |
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| 152 | *request = new ep_request; |
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| 153 | memcheck("new "<< *request <<" : in ep_lib::MPI_Irecv, *request = new ep_request"); |
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[1134] | 154 | |
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[1520] | 155 | (*request)->mpi_request = new ::MPI_Request; |
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| 156 | memcheck("new "<< (*request)->mpi_request <<" : in ep_lib::MPI_Irecv, (*request)->mpi_request = new ::MPI_Request"); |
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| 157 | |
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| 158 | (*request)->ep_src = src; |
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| 159 | (*request)->ep_datatype = datatype; |
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| 160 | (*request)->type = 2; |
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| 161 | (*request)->ep_tag = tag; |
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| 162 | |
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| 163 | return ::MPI_Irecv(buf, count, to_mpi_type(datatype), src<0? MPI_ANY_SOURCE : src, tag<0? MPI_ANY_TAG: tag, to_mpi_comm(comm->mpi_comm), to_mpi_request_ptr(*request)); |
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[1147] | 164 | } |
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| 165 | } |
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[1134] | 166 | |
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| 167 | |
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[1196] | 168 | |
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