[1034] | 1 | /*! |
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| 2 | \file ep_send.hpp |
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| 3 | \since 2 may 2016 |
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| 4 | |
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| 5 | \brief Definitions of MPI send functions: MPI_Send, MPI_Ssend, MPI_Isend, MPI_Issend |
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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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| 11 | |
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| 12 | |
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| 13 | namespace ep_lib { |
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| 14 | |
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| 15 | |
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| 16 | int MPI_Send(void *buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) |
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| 17 | { |
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| 18 | if(!comm.is_ep) |
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| 19 | { |
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| 20 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm > (comm.mpi_comm); |
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| 21 | ::MPI_Send(buf, count, static_cast< ::MPI_Datatype>(datatype), dest, tag, mpi_comm); |
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| 22 | return 0; |
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| 23 | } |
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| 24 | |
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| 25 | MPI_Request request; |
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| 26 | MPI_Status status; |
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| 27 | MPI_Isend(buf, count, datatype, dest, tag, comm, &request); |
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| 28 | MPI_Wait(&request, &status); |
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| 29 | |
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| 30 | //check_sum_send(buf, count, datatype, dest, tag, comm); |
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| 31 | |
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| 32 | return 0; |
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| 33 | } |
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| 34 | |
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| 35 | |
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| 36 | int MPI_Ssend(void *buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) |
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| 37 | { |
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| 38 | if(!comm.is_ep) |
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| 39 | { |
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| 40 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm > (comm.mpi_comm); |
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| 41 | ::MPI_Ssend(buf, count, static_cast< ::MPI_Datatype>(datatype), dest, tag, mpi_comm); |
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| 42 | return 0; |
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| 43 | } |
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| 44 | |
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| 45 | MPI_Request request; |
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| 46 | MPI_Status status; |
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| 47 | MPI_Issend(buf, count, datatype, dest, tag, comm, &request); |
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| 48 | MPI_Wait(&request, &status); |
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| 49 | //check_sum_send(buf, count, datatype, dest, tag, comm); |
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| 50 | return 0; |
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| 51 | } |
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| 52 | |
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| 53 | |
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| 54 | |
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| 55 | int MPI_Isend(const void *buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request *request) |
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| 56 | { |
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| 57 | Debug("\nMPI_Isend with EP\n"); |
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| 58 | int src_rank; |
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| 59 | MPI_Comm_rank(comm, &src_rank); |
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| 60 | |
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| 61 | |
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| 62 | |
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| 63 | if(!comm.is_ep) |
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| 64 | { |
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| 65 | ::MPI_Request mpi_request; |
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| 66 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm > (comm.mpi_comm); |
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| 67 | ::MPI_Isend(buf, count, static_cast< ::MPI_Datatype> (datatype), dest, tag, mpi_comm, &mpi_request); |
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| 68 | |
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| 69 | request->mpi_request = mpi_request; |
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| 70 | |
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| 71 | request->ep_src = src_rank; |
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| 72 | request->ep_tag = tag; |
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| 73 | request->ep_datatype = datatype; |
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| 74 | request->type = 1; |
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| 75 | request->comm = comm; |
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| 76 | |
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| 77 | return 0; |
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| 78 | } |
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| 79 | |
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| 80 | if(comm.is_intercomm) return MPI_Isend_intercomm(buf, count, datatype, dest, tag, comm, request); |
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| 81 | |
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| 82 | // EP intracomm |
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| 83 | |
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| 84 | check_sum_send(buf, count, datatype, dest, tag, comm, 1); |
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| 85 | |
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| 86 | int ep_src_loc = comm.ep_comm_ptr->size_rank_info[1].first; |
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| 87 | int ep_dest_loc = comm.ep_comm_ptr->comm_list->rank_map->at(dest).first; |
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| 88 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 89 | int mpi_dest = comm.ep_comm_ptr->comm_list->rank_map->at(dest).second; |
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| 90 | |
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| 91 | request->ep_src = src_rank; |
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| 92 | request->ep_tag = tag; |
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| 93 | request->ep_datatype = datatype; |
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| 94 | |
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| 95 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm> (comm.mpi_comm); |
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| 96 | ::MPI_Request mpi_request; |
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| 97 | |
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| 98 | ::MPI_Isend(buf, count, static_cast< ::MPI_Datatype>(datatype), mpi_dest, mpi_tag, mpi_comm, &mpi_request); |
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| 99 | |
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| 100 | request->mpi_request = mpi_request; |
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| 101 | request->type = 1; // used in wait |
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| 102 | request->comm = comm; |
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| 103 | |
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| 104 | Message_Check(comm); |
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| 105 | |
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| 106 | return 0; |
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| 107 | } |
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| 108 | |
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| 109 | |
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| 110 | |
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| 111 | |
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| 112 | int MPI_Issend(const void *buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request *request) |
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| 113 | { |
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| 114 | Debug("\nMPI_Issend with EP\n"); |
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| 115 | |
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| 116 | int src_rank; |
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| 117 | MPI_Comm_rank(comm, &src_rank); |
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| 118 | |
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| 119 | |
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| 120 | |
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| 121 | if(!comm.is_ep) |
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| 122 | { |
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| 123 | ::MPI_Request mpi_request; |
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| 124 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm > (comm.mpi_comm); |
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| 125 | ::MPI_Issend(buf, count, static_cast< ::MPI_Datatype> (datatype), dest, tag, mpi_comm, &mpi_request); |
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| 126 | |
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| 127 | request->mpi_request = mpi_request; |
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| 128 | request->ep_src = src_rank; |
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| 129 | request->ep_tag = tag; |
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| 130 | request->ep_datatype = datatype; |
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| 131 | request->type = 1; |
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| 132 | request->comm = comm; |
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| 133 | |
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| 134 | return 0; |
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| 135 | } |
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| 136 | |
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| 137 | if(comm.is_intercomm) return MPI_Issend_intercomm(buf, count, datatype, dest, tag, comm, request); |
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| 138 | |
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| 139 | // EP intracomm |
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| 140 | |
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| 141 | check_sum_send(buf, count, datatype, dest, tag, comm, 1); |
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| 142 | |
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| 143 | int ep_src_loc = comm.ep_comm_ptr->size_rank_info[1].first; |
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| 144 | int ep_dest_loc = comm.ep_comm_ptr->comm_list->rank_map->at(dest).first; |
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| 145 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 146 | int mpi_dest = comm.ep_comm_ptr->comm_list->rank_map->at(dest).second; |
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| 147 | |
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| 148 | request->ep_src = src_rank; |
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| 149 | request->ep_tag = tag; |
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| 150 | request->ep_datatype = datatype; |
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| 151 | |
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| 152 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm> (comm.mpi_comm); |
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| 153 | ::MPI_Request mpi_request; |
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| 154 | |
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| 155 | ::MPI_Issend(buf, count, static_cast< ::MPI_Datatype>(datatype), mpi_dest, mpi_tag, mpi_comm, &mpi_request); |
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| 156 | |
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| 157 | request->mpi_request = mpi_request; |
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| 158 | request->type = 1; // used in wait |
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| 159 | request->comm = comm; |
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| 160 | |
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| 161 | |
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| 162 | //Message_Check(comm); |
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| 163 | |
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| 164 | return 0; |
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| 165 | } |
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| 166 | |
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| 167 | |
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| 168 | |
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| 169 | int MPI_Isend_intercomm(const void *buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request *request) |
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| 170 | { |
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| 171 | Debug("MPI_Isend with intercomm\n"); |
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| 172 | |
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| 173 | check_sum_send(buf, count, datatype, dest, tag, comm, 1); |
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| 174 | |
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| 175 | int dest_remote_ep_rank = comm.ep_comm_ptr->intercomm->remote_rank_map->at(dest).first; |
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| 176 | int dest_remote_comm_label = comm.ep_comm_ptr->intercomm->remote_rank_map->at(dest).second; |
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| 177 | |
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| 178 | int src_ep_rank = comm.ep_comm_ptr->intercomm->size_rank_info[0].first; |
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| 179 | int src_comm_label; |
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| 180 | |
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| 181 | for(int i=0; i<comm.ep_comm_ptr->intercomm->local_rank_map->size(); i++) |
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| 182 | { |
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| 183 | if(comm.ep_comm_ptr->intercomm->local_rank_map->at(i).first == src_ep_rank) |
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| 184 | { |
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| 185 | src_comm_label = comm.ep_comm_ptr->intercomm->local_rank_map->at(i).second; |
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| 186 | break; |
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| 187 | } |
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| 188 | } |
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| 189 | |
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| 190 | Message_Check(comm); |
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| 191 | |
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| 192 | |
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| 193 | if(dest_remote_comm_label == src_comm_label) // mpi_dest differs |
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| 194 | { |
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| 195 | int inter_src = comm.ep_comm_ptr->intercomm->local_rank_map->at(src_ep_rank).first; |
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| 196 | int ep_src_loc = comm.rank_map->at(inter_src).first; |
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| 197 | int ep_dest_loc = comm.rank_map->at(dest_remote_ep_rank).first; |
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| 198 | int mpi_dest = comm.rank_map->at(dest_remote_ep_rank).second; |
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| 199 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 200 | |
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| 201 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm > (comm.mpi_comm); |
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| 202 | ::MPI_Request mpi_request; |
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| 203 | |
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| 204 | ::MPI_Isend(buf, count, static_cast< ::MPI_Datatype >(datatype), mpi_dest, mpi_tag, mpi_comm, &mpi_request); |
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| 205 | |
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| 206 | request->mpi_request = mpi_request; |
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| 207 | request->type = 1; // used in wait |
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| 208 | request->comm = comm; |
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| 209 | |
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| 210 | request->ep_src = src_ep_rank; |
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| 211 | request->ep_tag = tag; |
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| 212 | request->ep_datatype = datatype; |
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| 213 | } |
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| 214 | |
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| 215 | else // dest_remote_comm_label != src_comm_label |
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| 216 | { |
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| 217 | int inter_src = comm.ep_comm_ptr->intercomm->local_rank_map->at(src_ep_rank).first; |
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| 218 | int ep_src_loc = comm.rank_map->at(inter_src).first; |
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| 219 | int ep_dest_loc = comm.ep_comm_ptr->intercomm->intercomm_rank_map->at(dest_remote_ep_rank).first; |
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| 220 | int mpi_dest = comm.ep_comm_ptr->intercomm->intercomm_rank_map->at(dest_remote_ep_rank).second; |
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| 221 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 222 | |
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| 223 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm >(comm.ep_comm_ptr->intercomm->mpi_inter_comm); |
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| 224 | ::MPI_Request mpi_request; |
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| 225 | |
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| 226 | ::MPI_Isend(buf, count, static_cast< ::MPI_Datatype >(datatype), mpi_dest, mpi_tag, mpi_comm, &mpi_request); |
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| 227 | |
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| 228 | request->mpi_request = mpi_request; |
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| 229 | request->type = 1; // used in wait |
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| 230 | request->comm = comm; |
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| 231 | |
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| 232 | request->ep_src = src_ep_rank; |
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| 233 | request->ep_tag = tag; |
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| 234 | request->ep_datatype = datatype; |
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| 235 | } |
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| 236 | |
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| 237 | return 0; |
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| 238 | |
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| 239 | } |
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| 240 | |
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| 241 | |
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| 242 | int MPI_Issend_intercomm(const void *buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request *request) |
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| 243 | { |
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| 244 | Debug("MPI_Issend with intercomm\n"); |
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| 245 | |
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| 246 | check_sum_send(buf, count, datatype, dest, tag, comm, 1); |
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| 247 | |
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| 248 | int dest_remote_ep_rank = comm.ep_comm_ptr->intercomm->remote_rank_map->at(dest).first; |
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| 249 | int dest_remote_comm_label = comm.ep_comm_ptr->intercomm->remote_rank_map->at(dest).second; |
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| 250 | |
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| 251 | int src_ep_rank = comm.ep_comm_ptr->intercomm->size_rank_info[0].first; |
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| 252 | int src_comm_label; |
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| 253 | |
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| 254 | for(int i=0; i<comm.ep_comm_ptr->intercomm->local_rank_map->size(); i++) |
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| 255 | { |
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| 256 | if(comm.ep_comm_ptr->intercomm->local_rank_map->at(i).first == src_ep_rank) |
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| 257 | { |
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| 258 | src_comm_label = comm.ep_comm_ptr->intercomm->local_rank_map->at(i).second; |
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| 259 | break; |
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| 260 | } |
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| 261 | } |
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| 262 | |
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| 263 | Message_Check(comm); |
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| 264 | |
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| 265 | |
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| 266 | if(dest_remote_comm_label == src_comm_label) // dest rank (loc, mpi) differs |
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| 267 | { |
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| 268 | int inter_src = comm.ep_comm_ptr->intercomm->local_rank_map->at(src_ep_rank).first; |
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| 269 | int ep_src_loc = comm.rank_map->at(inter_src).first; |
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| 270 | int ep_dest_loc = comm.rank_map->at(dest_remote_ep_rank).first; |
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| 271 | int mpi_dest = comm.rank_map->at(dest_remote_ep_rank).second; |
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| 272 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 273 | |
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| 274 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm > (comm.mpi_comm); |
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| 275 | ::MPI_Request mpi_request; |
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| 276 | |
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| 277 | ::MPI_Issend(buf, count, static_cast< ::MPI_Datatype >(datatype), mpi_dest, mpi_tag, mpi_comm, &mpi_request); |
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| 278 | |
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| 279 | request->mpi_request = mpi_request; |
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| 280 | request->type = 1; // used in wait |
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| 281 | request->comm = comm; |
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| 282 | |
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| 283 | request->ep_src = src_ep_rank; |
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| 284 | request->ep_tag = tag; |
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| 285 | request->ep_datatype = datatype; |
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| 286 | } |
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| 287 | |
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| 288 | else // dest_remote_comm_label != src_comm_label |
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| 289 | { |
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| 290 | int inter_src = comm.ep_comm_ptr->intercomm->local_rank_map->at(src_ep_rank).first; |
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| 291 | int ep_src_loc = comm.rank_map->at(inter_src).first; |
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| 292 | int ep_dest_loc = comm.ep_comm_ptr->intercomm->intercomm_rank_map->at(dest_remote_ep_rank).first; |
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| 293 | int mpi_dest = comm.ep_comm_ptr->intercomm->intercomm_rank_map->at(dest_remote_ep_rank).second; |
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| 294 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 295 | |
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| 296 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm >(comm.ep_comm_ptr->intercomm->mpi_inter_comm); |
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| 297 | ::MPI_Request mpi_request; |
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| 298 | |
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| 299 | ::MPI_Issend(buf, count, static_cast< ::MPI_Datatype >(datatype), mpi_dest, mpi_tag, mpi_comm, &mpi_request); |
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| 300 | |
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| 301 | request->mpi_request = mpi_request; |
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| 302 | request->type = 1; // used in wait |
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| 303 | request->comm = comm; |
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| 304 | |
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| 305 | request->ep_src = src_ep_rank; |
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| 306 | request->ep_tag = tag; |
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| 307 | request->ep_datatype = datatype; |
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| 308 | } |
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| 309 | |
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| 310 | return 0; |
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| 311 | |
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| 312 | } |
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| 313 | } |
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| 314 | |
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| 315 | |
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| 316 | |
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| 317 | |
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