[1134] | 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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[1295] | 11 | #include "ep_mpi.hpp" |
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[1134] | 12 | |
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| 13 | |
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| 14 | namespace ep_lib { |
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| 15 | |
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| 16 | |
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| 17 | int MPI_Send(void *buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) |
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| 18 | { |
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| 19 | if(!comm.is_ep) |
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[1295] | 20 | return ::MPI_Send(buf, count, to_mpi_type(datatype), dest, tag, to_mpi_comm(comm.mpi_comm)); |
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[1328] | 21 | if(comm.is_intercomm) |
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| 22 | { |
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| 23 | MPI_Request request; |
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| 24 | MPI_Status status; |
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| 25 | MPI_Isend(buf, count, datatype, dest, tag, comm, &request); |
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| 26 | MPI_Wait(&request, &status); |
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| 27 | } |
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| 28 | else |
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| 29 | { |
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| 30 | int ep_src_loc = comm.ep_comm_ptr->size_rank_info[1].first; |
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| 31 | int ep_dest_loc = comm.ep_comm_ptr->comm_list->rank_map->at(dest).first; |
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| 32 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 33 | int mpi_dest = comm.ep_comm_ptr->comm_list->rank_map->at(dest).second; |
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[1134] | 34 | |
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[1328] | 35 | ::MPI_Send(buf, count, to_mpi_type(datatype), mpi_dest, mpi_tag, to_mpi_comm(comm.mpi_comm)); |
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| 36 | //printf("call mpi_send for intracomm, dest = %d, tag = %d\n", dest, tag); |
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| 37 | } |
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[1134] | 38 | //check_sum_send(buf, count, datatype, dest, tag, comm); |
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| 39 | |
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| 40 | return 0; |
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| 41 | } |
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| 42 | |
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| 43 | |
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| 44 | int MPI_Ssend(void *buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) |
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| 45 | { |
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| 46 | if(!comm.is_ep) |
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| 47 | { |
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[1295] | 48 | return ::MPI_Ssend(buf, count, to_mpi_type(datatype), dest, tag, to_mpi_comm(comm.mpi_comm)); |
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[1134] | 49 | } |
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| 50 | |
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| 51 | MPI_Request request; |
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| 52 | MPI_Status status; |
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| 53 | MPI_Issend(buf, count, datatype, dest, tag, comm, &request); |
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| 54 | MPI_Wait(&request, &status); |
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| 55 | //check_sum_send(buf, count, datatype, dest, tag, comm); |
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| 56 | return 0; |
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| 57 | } |
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[1196] | 58 | |
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[1134] | 59 | |
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| 60 | |
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| 61 | |
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[1196] | 62 | |
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[1134] | 63 | 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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| 64 | { |
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| 65 | Debug("\nMPI_Isend with EP\n"); |
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| 66 | int src_rank; |
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| 67 | MPI_Comm_rank(comm, &src_rank); |
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| 68 | |
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| 69 | |
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| 70 | |
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| 71 | if(!comm.is_ep) |
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| 72 | { |
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| 73 | ::MPI_Request mpi_request; |
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[1295] | 74 | ::MPI_Isend(buf, count, to_mpi_type(datatype), dest, tag, to_mpi_comm(comm.mpi_comm), &mpi_request); |
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[1134] | 75 | |
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| 76 | request->mpi_request = mpi_request; |
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| 77 | |
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| 78 | request->ep_src = src_rank; |
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| 79 | request->ep_tag = tag; |
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| 80 | request->ep_datatype = datatype; |
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| 81 | request->type = 1; |
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| 82 | request->comm = comm; |
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| 83 | |
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| 84 | return 0; |
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| 85 | } |
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| 86 | |
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| 87 | if(comm.is_intercomm) return MPI_Isend_intercomm(buf, count, datatype, dest, tag, comm, request); |
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| 88 | |
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| 89 | // EP intracomm |
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| 90 | |
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| 91 | //check_sum_send(buf, count, datatype, dest, tag, comm, 1); |
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| 92 | |
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[1295] | 93 | int ep_src_loc = comm.ep_comm_ptr->size_rank_info[1].first; |
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[1134] | 94 | int ep_dest_loc = comm.ep_comm_ptr->comm_list->rank_map->at(dest).first; |
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[1295] | 95 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 96 | int mpi_dest = comm.ep_comm_ptr->comm_list->rank_map->at(dest).second; |
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[1134] | 97 | |
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| 98 | request->ep_src = src_rank; |
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| 99 | request->ep_tag = tag; |
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| 100 | request->ep_datatype = datatype; |
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| 101 | |
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| 102 | ::MPI_Request mpi_request; |
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| 103 | |
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[1295] | 104 | ::MPI_Isend(buf, count, to_mpi_type(datatype), mpi_dest, mpi_tag, to_mpi_comm(comm.mpi_comm), &mpi_request); |
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[1134] | 105 | |
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| 106 | request->mpi_request = mpi_request; |
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[1295] | 107 | request->type = 1; // used in wait |
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[1134] | 108 | request->comm = comm; |
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[1185] | 109 | request->buf = const_cast<void*>(buf); |
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[1134] | 110 | |
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[1196] | 111 | //Message_Check(comm); |
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[1134] | 112 | |
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| 113 | return 0; |
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| 114 | } |
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| 115 | |
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| 116 | |
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| 117 | |
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| 118 | |
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| 119 | 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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| 120 | { |
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| 121 | Debug("\nMPI_Issend with EP\n"); |
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| 122 | |
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| 123 | int src_rank; |
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| 124 | MPI_Comm_rank(comm, &src_rank); |
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| 125 | |
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| 126 | |
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| 127 | |
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| 128 | if(!comm.is_ep) |
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| 129 | { |
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| 130 | ::MPI_Request mpi_request; |
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[1295] | 131 | ::MPI_Issend(buf, count, to_mpi_type(datatype), dest, tag, to_mpi_comm(comm.mpi_comm), &mpi_request); |
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[1134] | 132 | |
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| 133 | request->mpi_request = mpi_request; |
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| 134 | request->ep_src = src_rank; |
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| 135 | request->ep_tag = tag; |
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| 136 | request->ep_datatype = datatype; |
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| 137 | request->type = 1; |
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| 138 | request->comm = comm; |
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| 139 | |
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| 140 | return 0; |
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| 141 | } |
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| 142 | |
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| 143 | if(comm.is_intercomm) return MPI_Issend_intercomm(buf, count, datatype, dest, tag, comm, request); |
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| 144 | |
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| 145 | // EP intracomm |
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| 146 | |
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| 147 | //check_sum_send(buf, count, datatype, dest, tag, comm, 1); |
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| 148 | |
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[1295] | 149 | int ep_src_loc = comm.ep_comm_ptr->size_rank_info[1].first; |
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[1134] | 150 | int ep_dest_loc = comm.ep_comm_ptr->comm_list->rank_map->at(dest).first; |
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[1295] | 151 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 152 | int mpi_dest = comm.ep_comm_ptr->comm_list->rank_map->at(dest).second; |
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[1134] | 153 | |
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| 154 | request->ep_src = src_rank; |
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| 155 | request->ep_tag = tag; |
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| 156 | request->ep_datatype = datatype; |
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| 157 | |
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| 158 | ::MPI_Request mpi_request; |
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| 159 | |
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[1295] | 160 | ::MPI_Issend(buf, count, to_mpi_type(datatype), mpi_dest, mpi_tag, to_mpi_comm(comm.mpi_comm), &mpi_request); |
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[1134] | 161 | |
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| 162 | request->mpi_request = mpi_request; |
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[1295] | 163 | request->type = 1; // used in wait |
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[1134] | 164 | request->comm = comm; |
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[1147] | 165 | request->buf = NULL; |
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[1134] | 166 | |
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| 167 | |
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| 168 | //Message_Check(comm); |
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| 169 | |
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| 170 | return 0; |
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| 171 | } |
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[1196] | 172 | |
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[1134] | 173 | |
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| 174 | |
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| 175 | |
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| 176 | 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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| 177 | { |
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| 178 | Debug("MPI_Isend with intercomm\n"); |
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| 179 | |
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| 180 | //check_sum_send(buf, count, datatype, dest, tag, comm, 1); |
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| 181 | |
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| 182 | int dest_remote_ep_rank = comm.ep_comm_ptr->intercomm->remote_rank_map->at(dest).first; |
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| 183 | int dest_remote_comm_label = comm.ep_comm_ptr->intercomm->remote_rank_map->at(dest).second; |
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| 184 | |
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| 185 | int src_ep_rank = comm.ep_comm_ptr->intercomm->size_rank_info[0].first; |
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| 186 | int src_comm_label; |
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| 187 | |
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[1295] | 188 | src_comm_label = comm.ep_comm_ptr->intercomm->local_rank_map->at(src_ep_rank).second; |
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[1134] | 189 | |
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[1295] | 190 | |
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| 191 | |
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| 192 | |
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[1196] | 193 | //Message_Check(comm); |
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[1134] | 194 | |
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| 195 | |
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| 196 | if(dest_remote_comm_label == src_comm_label) // mpi_dest differs |
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| 197 | { |
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| 198 | int inter_src = comm.ep_comm_ptr->intercomm->local_rank_map->at(src_ep_rank).first; |
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| 199 | int ep_src_loc = comm.rank_map->at(inter_src).first; |
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| 200 | int ep_dest_loc = comm.rank_map->at(dest_remote_ep_rank).first; |
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| 201 | int mpi_dest = comm.rank_map->at(dest_remote_ep_rank).second; |
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| 202 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 203 | |
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| 204 | ::MPI_Request mpi_request; |
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| 205 | |
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[1295] | 206 | ::MPI_Isend(buf, count, to_mpi_type(datatype), mpi_dest, mpi_tag, to_mpi_comm(comm.mpi_comm), &mpi_request); |
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[1134] | 207 | |
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| 208 | request->mpi_request = mpi_request; |
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[1295] | 209 | request->type = 1; // used in wait |
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[1134] | 210 | request->comm = comm; |
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| 211 | |
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| 212 | request->ep_src = src_ep_rank; |
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| 213 | request->ep_tag = tag; |
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| 214 | request->ep_datatype = datatype; |
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| 215 | } |
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| 216 | |
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| 217 | else // dest_remote_comm_label != src_comm_label |
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| 218 | { |
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| 219 | int inter_src = comm.ep_comm_ptr->intercomm->local_rank_map->at(src_ep_rank).first; |
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| 220 | int ep_src_loc = comm.rank_map->at(inter_src).first; |
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| 221 | int ep_dest_loc = comm.ep_comm_ptr->intercomm->intercomm_rank_map->at(dest_remote_ep_rank).first; |
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| 222 | int mpi_dest = comm.ep_comm_ptr->intercomm->intercomm_rank_map->at(dest_remote_ep_rank).second; |
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| 223 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 224 | |
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| 225 | ::MPI_Request mpi_request; |
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| 226 | |
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[1295] | 227 | ::MPI_Isend(buf, count, to_mpi_type(datatype), mpi_dest, mpi_tag, to_mpi_comm(comm.ep_comm_ptr->intercomm->mpi_inter_comm), &mpi_request); |
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[1134] | 228 | |
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| 229 | request->mpi_request = mpi_request; |
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[1295] | 230 | request->type = 1; // used in wait |
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[1134] | 231 | request->comm = comm; |
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| 232 | |
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| 233 | request->ep_src = src_ep_rank; |
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| 234 | request->ep_tag = tag; |
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| 235 | request->ep_datatype = datatype; |
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| 236 | } |
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| 237 | |
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| 238 | return 0; |
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| 239 | |
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| 240 | } |
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| 241 | |
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| 242 | |
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| 243 | 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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| 244 | { |
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| 245 | Debug("MPI_Issend with intercomm\n"); |
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| 246 | |
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| 247 | //check_sum_send(buf, count, datatype, dest, tag, comm, 1); |
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| 248 | |
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| 249 | int dest_remote_ep_rank = comm.ep_comm_ptr->intercomm->remote_rank_map->at(dest).first; |
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| 250 | int dest_remote_comm_label = comm.ep_comm_ptr->intercomm->remote_rank_map->at(dest).second; |
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| 251 | |
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| 252 | int src_ep_rank = comm.ep_comm_ptr->intercomm->size_rank_info[0].first; |
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| 253 | int src_comm_label; |
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| 254 | |
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| 255 | for(int i=0; i<comm.ep_comm_ptr->intercomm->local_rank_map->size(); i++) |
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| 256 | { |
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| 257 | if(comm.ep_comm_ptr->intercomm->local_rank_map->at(i).first == src_ep_rank) |
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| 258 | { |
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| 259 | src_comm_label = comm.ep_comm_ptr->intercomm->local_rank_map->at(i).second; |
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| 260 | break; |
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| 261 | } |
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| 262 | } |
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| 263 | |
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[1196] | 264 | //Message_Check(comm); |
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[1134] | 265 | |
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| 266 | |
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| 267 | if(dest_remote_comm_label == src_comm_label) // dest rank (loc, mpi) differs |
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| 268 | { |
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| 269 | int inter_src = comm.ep_comm_ptr->intercomm->local_rank_map->at(src_ep_rank).first; |
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| 270 | int ep_src_loc = comm.rank_map->at(inter_src).first; |
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| 271 | int ep_dest_loc = comm.rank_map->at(dest_remote_ep_rank).first; |
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| 272 | int mpi_dest = comm.rank_map->at(dest_remote_ep_rank).second; |
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| 273 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 274 | |
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| 275 | ::MPI_Request mpi_request; |
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| 276 | |
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[1295] | 277 | ::MPI_Issend(buf, count, to_mpi_type(datatype), mpi_dest, mpi_tag, to_mpi_comm(comm.mpi_comm), &mpi_request); |
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[1134] | 278 | |
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| 279 | request->mpi_request = mpi_request; |
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[1295] | 280 | request->type = 1; // used in wait |
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[1134] | 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_Request mpi_request; |
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| 297 | |
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[1295] | 298 | ::MPI_Issend(buf, count, to_mpi_type(datatype), mpi_dest, mpi_tag, to_mpi_comm(comm.ep_comm_ptr->intercomm->mpi_inter_comm), &mpi_request); |
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[1134] | 299 | |
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| 300 | request->mpi_request = mpi_request; |
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[1295] | 301 | request->type = 1; // used in wait |
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[1134] | 302 | request->comm = comm; |
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| 303 | |
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| 304 | request->ep_src = src_ep_rank; |
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| 305 | request->ep_tag = tag; |
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| 306 | request->ep_datatype = datatype; |
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| 307 | } |
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| 308 | |
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| 309 | return 0; |
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| 310 | |
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| 311 | } |
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[1196] | 312 | |
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[1134] | 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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| 318 | |
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[1196] | 319 | |
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