[1134] | 1 | /*! |
---|
| 2 | \file ep_recv.cpp |
---|
| 3 | \since 2 may 2016 |
---|
| 4 | |
---|
| 5 | \brief Definitions of MPI receive functions: MPI_Recv, MPI_Mrecv, MPI_Irecv, MPI_Imrecv |
---|
| 6 | */ |
---|
| 7 | |
---|
| 8 | |
---|
| 9 | #include "ep_lib.hpp" |
---|
| 10 | #include <mpi.h> |
---|
| 11 | #include "ep_declaration.hpp" |
---|
[1295] | 12 | #include "ep_mpi.hpp" |
---|
[1134] | 13 | |
---|
| 14 | using namespace std; |
---|
| 15 | |
---|
[1196] | 16 | extern std::list< ep_lib::MPI_Request* > * EP_PendingRequests; |
---|
| 17 | #pragma omp threadprivate(EP_PendingRequests) |
---|
[1134] | 18 | |
---|
[1147] | 19 | namespace ep_lib |
---|
| 20 | { |
---|
[1134] | 21 | |
---|
[1147] | 22 | int MPI_Recv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Status *status) |
---|
| 23 | { |
---|
[1520] | 24 | if(!comm->is_ep) return MPI_Recv_mpi(buf, count, datatype, src, tag, comm, status); |
---|
| 25 | |
---|
| 26 | Debug("MPI_Recv with EP"); |
---|
[1134] | 27 | |
---|
| 28 | MPI_Request request; |
---|
| 29 | MPI_Irecv(buf, count, datatype, src, tag, comm, &request); |
---|
| 30 | MPI_Wait(&request, status); |
---|
| 31 | |
---|
| 32 | return 0; |
---|
[1147] | 33 | } |
---|
[1134] | 34 | |
---|
[1520] | 35 | |
---|
[1134] | 36 | |
---|
| 37 | |
---|
[1147] | 38 | int MPI_Irecv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Request *request) |
---|
| 39 | { |
---|
[1520] | 40 | if(!comm->is_ep) return MPI_Irecv_mpi(buf, count, datatype, src, tag, comm, request); |
---|
[1539] | 41 | |
---|
| 42 | if(comm->is_intercomm) |
---|
| 43 | { |
---|
| 44 | if(src>=0) src = comm->inter_rank_map->at(src); |
---|
| 45 | } |
---|
[1520] | 46 | |
---|
[1147] | 47 | Debug("MPI_Irecv with EP"); |
---|
[1134] | 48 | int dest_rank; |
---|
| 49 | MPI_Comm_rank(comm, &dest_rank); |
---|
[1287] | 50 | |
---|
[1520] | 51 | *request = new ep_request; |
---|
| 52 | memcheck("new " << *request <<" : in ep_lib::MPI_Irecv, *request = new ep_request"); |
---|
[1134] | 53 | |
---|
[1520] | 54 | (*request)->mpi_request = new ::MPI_Request; |
---|
| 55 | memcheck("new " << (*request)->mpi_request << " : in ep_lib::MPI_Irecv, (*request)->mpi_request = new ::MPI_Request"); |
---|
| 56 | |
---|
| 57 | (*request)->buf = buf; |
---|
| 58 | (*request)->comm = comm; |
---|
| 59 | (*request)->type = 2; |
---|
[1539] | 60 | (*request)->probed = false; |
---|
[1520] | 61 | (*request)->state = 0; |
---|
| 62 | |
---|
| 63 | (*request)->ep_src = src; |
---|
| 64 | (*request)->ep_tag = tag; |
---|
| 65 | (*request)->ep_datatype = datatype; |
---|
| 66 | |
---|
| 67 | if(EP_PendingRequests == 0 ) EP_PendingRequests = new std::list< MPI_Request* >; |
---|
| 68 | |
---|
[1539] | 69 | EP_PendingRequests->push_back(request); |
---|
[1520] | 70 | |
---|
[1533] | 71 | memcheck("EP_PendingRequests["<<ep_rank<<"]->size() = " << EP_PendingRequests->size()); |
---|
[1520] | 72 | |
---|
[1533] | 73 | show_EP_PendingRequests(EP_PendingRequests); |
---|
[1134] | 74 | |
---|
[1520] | 75 | #ifdef _showinfo |
---|
| 76 | if(comm->is_intercomm) |
---|
| 77 | { |
---|
| 78 | int ep_dest_loc = comm->ep_rank_map->at(dest_rank).first; |
---|
| 79 | int ep_src_loc = comm->ep_comm_ptr->intercomm->intercomm_rank_map->at(src).first; |
---|
| 80 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
---|
| 81 | int mpi_dest = comm->ep_comm_ptr->intercomm->intercomm_rank_map->at(src).second.first; |
---|
[1134] | 82 | |
---|
[1520] | 83 | 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); |
---|
| 84 | } |
---|
| 85 | #endif |
---|
[1134] | 86 | |
---|
[1520] | 87 | return Request_Check(); |
---|
| 88 | } |
---|
| 89 | |
---|
| 90 | int MPI_Mrecv(void *buf, int count, MPI_Datatype datatype, MPI_Message *message, MPI_Status *status) |
---|
| 91 | { |
---|
| 92 | Debug("MPI_Mrecv with MPI/EP"); |
---|
[1187] | 93 | |
---|
[1520] | 94 | status->mpi_status = new ::MPI_Status; |
---|
| 95 | memcheck("new " << status->mpi_status << " : in ep_lib::MPI_Mrecv, status->mpi_status = new ::MPI_Status"); |
---|
| 96 | |
---|
| 97 | ::MPI_Mrecv(buf, count, to_mpi_type(datatype), static_cast< ::MPI_Message* >((*message)->mpi_message), to_mpi_status_ptr(*status)); |
---|
[1187] | 98 | |
---|
[1520] | 99 | |
---|
| 100 | status->ep_src = (*message)->ep_src; |
---|
| 101 | status->ep_datatype = datatype; |
---|
| 102 | status->ep_tag = (*message)->ep_tag; |
---|
[1134] | 103 | |
---|
[1520] | 104 | memcheck("delete " << (*message)->mpi_message << " : in ep_lib::MPI_Mrecv, delete (*message)->mpi_message"); |
---|
| 105 | delete (*message)->mpi_message; |
---|
[1539] | 106 | memcheck("delete " << *message << " : in ep_lib::MPI_Imrecv, delete *message"); |
---|
| 107 | delete *message; |
---|
[1187] | 108 | |
---|
[1520] | 109 | #ifdef _check_sum |
---|
| 110 | check_sum_recv(buf, count, datatype, message->ep_src, message->ep_tag); |
---|
| 111 | #endif |
---|
[1196] | 112 | |
---|
[1520] | 113 | return Request_Check(); |
---|
| 114 | } |
---|
[1196] | 115 | |
---|
[1362] | 116 | |
---|
[1147] | 117 | int MPI_Imrecv(void *buf, int count, MPI_Datatype datatype, MPI_Message *message, MPI_Request *request) |
---|
| 118 | { |
---|
[1520] | 119 | Debug("MPI_Imrecv with MPI/EP"); |
---|
[1134] | 120 | |
---|
[1520] | 121 | (*request)->type = 3; |
---|
| 122 | (*request)->ep_datatype = datatype; |
---|
| 123 | (*request)->ep_tag = (*message)->ep_tag; |
---|
| 124 | (*request)->ep_src = (*message)->ep_src; |
---|
| 125 | |
---|
[1539] | 126 | (*request)->probed = true; |
---|
[1520] | 127 | (*request)->state = 1; |
---|
| 128 | |
---|
| 129 | ::MPI_Imrecv(buf, count, to_mpi_type(datatype), to_mpi_message_ptr(*message), to_mpi_request_ptr(*request)); |
---|
| 130 | |
---|
| 131 | memcheck("delete " << (*message)->mpi_message << " : in ep_lib::MPI_Imrecv, delete (*message)->mpi_message"); |
---|
| 132 | delete (*message)->mpi_message; |
---|
[1134] | 133 | |
---|
[1539] | 134 | |
---|
[1520] | 135 | #ifdef _check_sum |
---|
| 136 | check_sum_recv(buf, count, datatype, message->ep_src, message->ep_tag); |
---|
| 137 | #endif |
---|
[1134] | 138 | |
---|
[1362] | 139 | |
---|
[1539] | 140 | //return Request_Check(); |
---|
[1147] | 141 | } |
---|
[1134] | 142 | |
---|
| 143 | |
---|
[1520] | 144 | int MPI_Recv_mpi(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Status *status) |
---|
[1147] | 145 | { |
---|
[1520] | 146 | Debug("MPI_Recv with MPI"); |
---|
| 147 | status->ep_src = src; |
---|
| 148 | status->ep_tag = tag; |
---|
[1134] | 149 | status->ep_datatype = datatype; |
---|
[1520] | 150 | |
---|
| 151 | 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)); |
---|
| 152 | } |
---|
| 153 | |
---|
| 154 | int MPI_Irecv_mpi(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Request *request) |
---|
| 155 | { |
---|
| 156 | Debug("MPI_Irecv with MPI"); |
---|
| 157 | int dest_rank; |
---|
| 158 | MPI_Comm_rank(comm, &dest_rank); |
---|
| 159 | |
---|
| 160 | *request = new ep_request; |
---|
| 161 | memcheck("new "<< *request <<" : in ep_lib::MPI_Irecv, *request = new ep_request"); |
---|
[1134] | 162 | |
---|
[1520] | 163 | (*request)->mpi_request = new ::MPI_Request; |
---|
| 164 | memcheck("new "<< (*request)->mpi_request <<" : in ep_lib::MPI_Irecv, (*request)->mpi_request = new ::MPI_Request"); |
---|
| 165 | |
---|
| 166 | (*request)->ep_src = src; |
---|
| 167 | (*request)->ep_datatype = datatype; |
---|
| 168 | (*request)->type = 2; |
---|
| 169 | (*request)->ep_tag = tag; |
---|
| 170 | |
---|
| 171 | 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)); |
---|
[1147] | 172 | } |
---|
| 173 | } |
---|
[1134] | 174 | |
---|
| 175 | |
---|
[1196] | 176 | |
---|