[1651] | 1 | #ifdef _usingEP |
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| 2 | /*! |
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| 3 | \file ep_recv.cpp |
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| 4 | \since 2 may 2016 |
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| 5 | |
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| 6 | \brief Definitions of MPI receive functions: MPI_Recv, MPI_Mrecv, MPI_Irecv, MPI_Imrecv |
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| 7 | */ |
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| 8 | |
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| 9 | |
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| 10 | #include "ep_lib.hpp" |
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| 11 | #include <mpi.h> |
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| 12 | #include "ep_declaration.hpp" |
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| 13 | #include "ep_mpi.hpp" |
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| 14 | |
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| 15 | using namespace std; |
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| 16 | |
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| 17 | extern std::list< ep_lib::MPI_Request* > * EP_PendingRequests; |
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| 18 | #pragma omp threadprivate(EP_PendingRequests) |
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| 19 | |
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| 20 | namespace ep_lib |
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| 21 | { |
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| 22 | |
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| 23 | int MPI_Recv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Status *status) |
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| 24 | { |
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| 25 | |
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| 26 | if(src>=0) status->ep_src = src; |
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| 27 | |
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| 28 | if(comm->is_intercomm) |
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| 29 | { |
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| 30 | if(src>=0) src = comm->inter_rank_map->at(src); |
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| 31 | } |
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| 32 | |
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| 33 | ::MPI_Status mpi_status; |
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| 34 | if(src>=0) |
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| 35 | { |
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| 36 | |
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| 37 | int mpi_src = comm->ep_rank_map->at(src).second; |
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| 38 | int mpi_tag = tag_combine(tag, comm->ep_rank_map->at(src).first, comm->ep_comm_ptr->size_rank_info[1].first); |
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| 39 | |
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| 40 | //printf("MPI_Recv with src\n"); |
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| 41 | //printf("proc %d recv from proc %d\n", comm->ep_comm_ptr->size_rank_info[0].first, src); |
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| 42 | ::MPI_Recv(buf, count, to_mpi_type(datatype), mpi_src, mpi_tag, to_mpi_comm(comm->mpi_comm), &mpi_status); |
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| 43 | status->mpi_status = new ::MPI_Status(mpi_status); |
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| 44 | return MPI_SUCCESS; |
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| 45 | } |
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| 46 | else |
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| 47 | { |
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| 48 | //printf("MPI_Recv with ANY_SOURCE\n"); |
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| 49 | int probed=false; |
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| 50 | int mpi_tag; |
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| 51 | while(!probed) |
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| 52 | { |
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| 53 | //for(int i=0; i<comm->ep_comm_ptr->size_rank_info[1].second; i++) |
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| 54 | for(int i=0; i<4; i++) |
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| 55 | { |
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| 56 | mpi_tag = tag_combine(tag, i, comm->ep_comm_ptr->size_rank_info[1].first); |
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| 57 | ::MPI_Iprobe(MPI_ANY_SOURCE, mpi_tag, to_mpi_comm(comm->mpi_comm), &probed, &mpi_status); |
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| 58 | if(probed) |
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| 59 | { |
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| 60 | //printf("proc %d recv from proc %d\n", comm->ep_comm_ptr->size_rank_info[0].first, get_ep_rank(comm, i, mpi_status.MPI_SOURCE)); |
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| 61 | ::MPI_Recv(buf, count, to_mpi_type(datatype), mpi_status.MPI_SOURCE, mpi_status.MPI_TAG, to_mpi_comm(comm->mpi_comm), &mpi_status); |
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| 62 | //printf("get_ep_rank in MPI_Recv\n"); |
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| 63 | status->ep_src = get_ep_rank(comm, i, mpi_status.MPI_SOURCE); |
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| 64 | status->mpi_status = new ::MPI_Status(mpi_status); |
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| 65 | return MPI_SUCCESS; |
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| 66 | } |
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| 67 | } |
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| 68 | } |
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| 69 | } |
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| 70 | |
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| 71 | } |
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| 72 | |
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| 73 | int MPI_Irecv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Request *request) |
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| 74 | { |
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| 75 | if(comm->is_intercomm) |
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| 76 | { |
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| 77 | if(src>=0) src = comm->inter_rank_map->at(src); |
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| 78 | } |
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| 79 | |
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| 80 | *request = new ep_request; |
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| 81 | //printf("MPI_Irecv : *request = new ep_request => *request = %p\n", *request); |
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| 82 | |
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| 83 | (*request)->mpi_request = new ::MPI_Request; |
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| 84 | //printf("MPI_Irecv : (*request)->mpi_request = new ::MPI_Request => (*request)->mpi_request = %p\n", (*request)->mpi_request); |
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| 85 | |
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| 86 | |
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| 87 | if(src>=0) |
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| 88 | { |
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| 89 | int mpi_src = comm->ep_rank_map->at(src).second; |
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| 90 | int mpi_tag = tag_combine(tag, comm->ep_rank_map->at(src).first, comm->ep_comm_ptr->size_rank_info[1].first); |
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| 91 | //printf("MPI_Irecv with src\n"); |
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| 92 | //printf("proc %d recv from proc %d\n", comm->ep_comm_ptr->size_rank_info[0].first, src); |
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| 93 | return ::MPI_Irecv(buf, count, to_mpi_type(datatype), mpi_src, mpi_tag, to_mpi_comm(comm->mpi_comm), to_mpi_request_ptr(*request)); |
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| 94 | } |
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| 95 | else |
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| 96 | { |
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| 97 | //printf("MPI_Irecv with ANY_SOURCE\n"); |
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| 98 | int probed=false; |
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| 99 | int mpi_tag; |
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| 100 | ::MPI_Status mpi_status; |
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| 101 | while(!probed) |
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| 102 | { |
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| 103 | //for(int i=0; i<comm->ep_comm_ptr->size_rank_info[1].second; i++) |
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| 104 | for(int i=0; i<4; i++) |
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| 105 | { |
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| 106 | mpi_tag = tag_combine(tag, i, comm->ep_comm_ptr->size_rank_info[1].first); |
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| 107 | ::MPI_Iprobe(MPI_ANY_SOURCE, mpi_tag, to_mpi_comm(comm->mpi_comm), &probed, &mpi_status); |
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| 108 | if(probed) |
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| 109 | { |
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| 110 | //printf("proc %d recv from proc %d\n", comm->ep_comm_ptr->size_rank_info[0].first, get_ep_rank(comm, i, mpi_status.MPI_SOURCE)); |
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| 111 | return ::MPI_Irecv(buf, count, to_mpi_type(datatype), mpi_status.MPI_SOURCE, mpi_status.MPI_TAG, to_mpi_comm(comm->mpi_comm), to_mpi_request_ptr(*request)); |
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| 112 | } |
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| 113 | } |
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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 | |
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| 120 | |
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| 121 | |
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| 122 | |
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| 123 | int MPI_Irecv2(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Request *request) |
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| 124 | { |
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| 125 | if(!comm->is_ep) return MPI_Irecv_mpi(buf, count, datatype, src, tag, comm, request); |
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| 126 | |
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| 127 | if(comm->is_intercomm) |
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| 128 | { |
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| 129 | if(src>=0) src = comm->inter_rank_map->at(src); |
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| 130 | } |
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| 131 | |
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| 132 | Debug("MPI_Irecv with EP"); |
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| 133 | int dest_rank; |
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| 134 | MPI_Comm_rank(comm, &dest_rank); |
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| 135 | |
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| 136 | *request = new ep_request; |
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| 137 | memcheck("new " << *request <<" : in ep_lib::MPI_Irecv, *request = new ep_request"); |
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| 138 | |
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| 139 | (*request)->mpi_request = new ::MPI_Request; |
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| 140 | memcheck("new " << (*request)->mpi_request << " : in ep_lib::MPI_Irecv, (*request)->mpi_request = new ::MPI_Request"); |
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| 141 | |
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| 142 | (*request)->buf = buf; |
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| 143 | (*request)->comm = comm; |
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| 144 | (*request)->type = 2; |
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| 145 | (*request)->probed = false; |
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| 146 | (*request)->state = 0; |
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| 147 | |
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| 148 | (*request)->ep_src = src; |
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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 | if(EP_PendingRequests == 0 ) EP_PendingRequests = new std::list< MPI_Request* >; |
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| 153 | |
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| 154 | EP_PendingRequests->push_back(request); |
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| 155 | |
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| 156 | //memcheck("EP_PendingRequests["<<ep_rank<<"]->size() = " << EP_PendingRequests->size()); |
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| 157 | |
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| 158 | show_EP_PendingRequests(EP_PendingRequests); |
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| 159 | |
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| 160 | #ifdef _showinfo |
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| 161 | if(comm->is_intercomm) |
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| 162 | { |
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| 163 | int ep_dest_loc = comm->ep_rank_map->at(dest_rank).first; |
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| 164 | int ep_src_loc = comm->ep_comm_ptr->intercomm->intercomm_rank_map->at(src).first; |
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| 165 | int mpi_tag = tag_combine(tag, ep_src_loc, ep_dest_loc); |
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| 166 | int mpi_dest = comm->ep_comm_ptr->intercomm->intercomm_rank_map->at(src).second.first; |
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| 167 | |
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| 168 | 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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| 169 | } |
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| 170 | #endif |
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| 171 | |
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| 172 | return Request_Check(); |
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| 173 | } |
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| 174 | |
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| 175 | int MPI_Mrecv(void *buf, int count, MPI_Datatype datatype, MPI_Message *message, MPI_Status *status) |
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| 176 | { |
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| 177 | Debug("MPI_Mrecv with MPI/EP"); |
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| 178 | |
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| 179 | status->mpi_status = new ::MPI_Status; |
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| 180 | memcheck("new " << status->mpi_status << " : in ep_lib::MPI_Mrecv, status->mpi_status = new ::MPI_Status"); |
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| 181 | |
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| 182 | ::MPI_Mrecv(buf, count, to_mpi_type(datatype), static_cast< ::MPI_Message* >((*message)->mpi_message), to_mpi_status_ptr(*status)); |
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| 183 | |
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| 184 | |
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| 185 | status->ep_src = (*message)->ep_src; |
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| 186 | status->ep_datatype = datatype; |
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| 187 | status->ep_tag = (*message)->ep_tag; |
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| 188 | |
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| 189 | memcheck("delete " << (*message)->mpi_message << " : in ep_lib::MPI_Mrecv, delete (*message)->mpi_message"); |
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| 190 | delete (*message)->mpi_message; |
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| 191 | memcheck("delete " << *message << " : in ep_lib::MPI_Imrecv, delete *message"); |
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| 192 | delete *message; |
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| 193 | |
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| 194 | #ifdef _check_sum |
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| 195 | check_sum_recv(buf, count, datatype, message->ep_src, message->ep_tag); |
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| 196 | #endif |
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| 197 | |
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| 198 | return Request_Check(); |
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| 199 | } |
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| 200 | |
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| 201 | |
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| 202 | int MPI_Imrecv(void *buf, int count, MPI_Datatype datatype, MPI_Message *message, MPI_Request *request) |
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| 203 | { |
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| 204 | Debug("MPI_Imrecv with MPI/EP"); |
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| 205 | |
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| 206 | (*request)->type = 3; |
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| 207 | (*request)->ep_datatype = datatype; |
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| 208 | (*request)->ep_tag = (*message)->ep_tag; |
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| 209 | (*request)->ep_src = (*message)->ep_src; |
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| 210 | |
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| 211 | (*request)->probed = true; |
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| 212 | (*request)->state = 1; |
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| 213 | |
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| 214 | ::MPI_Imrecv(buf, count, to_mpi_type(datatype), to_mpi_message_ptr(*message), to_mpi_request_ptr(*request)); |
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| 215 | |
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| 216 | memcheck("delete " << (*message)->mpi_message << " : in ep_lib::MPI_Imrecv, delete (*message)->mpi_message"); |
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| 217 | delete (*message)->mpi_message; |
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| 218 | |
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| 219 | |
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| 220 | #ifdef _check_sum |
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| 221 | check_sum_recv(buf, count, datatype, message->ep_src, message->ep_tag); |
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| 222 | #endif |
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| 223 | |
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| 224 | |
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| 225 | //return Request_Check(); |
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| 226 | } |
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| 227 | |
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| 228 | |
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| 229 | 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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| 230 | { |
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| 231 | Debug("MPI_Recv with MPI"); |
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| 232 | status->ep_src = src; |
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| 233 | status->ep_tag = tag; |
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| 234 | status->ep_datatype = datatype; |
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| 235 | |
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| 236 | 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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| 237 | } |
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| 238 | |
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| 239 | 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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| 240 | { |
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| 241 | Debug("MPI_Irecv with MPI"); |
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| 242 | int dest_rank; |
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| 243 | MPI_Comm_rank(comm, &dest_rank); |
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| 244 | |
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| 245 | *request = new ep_request; |
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| 246 | memcheck("new "<< *request <<" : in ep_lib::MPI_Irecv, *request = new ep_request"); |
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| 247 | |
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| 248 | (*request)->mpi_request = new ::MPI_Request; |
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| 249 | memcheck("new "<< (*request)->mpi_request <<" : in ep_lib::MPI_Irecv, (*request)->mpi_request = new ::MPI_Request"); |
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| 250 | |
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| 251 | (*request)->ep_src = src; |
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| 252 | (*request)->ep_datatype = datatype; |
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| 253 | (*request)->type = 2; |
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| 254 | (*request)->ep_tag = tag; |
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| 255 | |
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| 256 | 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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| 257 | } |
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| 258 | } |
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| 259 | |
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| 260 | |
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| 261 | |
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| 262 | #endif |
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