[1037] | 1 | /*! |
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| 2 | \file ep_message.cpp |
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| 3 | \since 2 may 2016 |
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| 4 | |
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| 5 | \brief Definitions of MPI endpoint function: Message_Check |
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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 | using namespace std; |
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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 Message_Check(MPI_Comm comm) |
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| 18 | { |
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| 19 | int myRank; |
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| 20 | MPI_Comm_rank(comm, &myRank); |
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| 21 | |
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| 22 | if(!comm.is_ep) return 0; |
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| 23 | |
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| 24 | if(comm.is_intercomm) |
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[1067] | 25 | { |
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[1037] | 26 | return Message_Check_intercomm(comm); |
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| 27 | } |
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| 28 | |
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| 29 | int flag = true; |
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| 30 | ::MPI_Message message; |
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| 31 | ::MPI_Status status; |
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| 32 | int mpi_source; |
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| 33 | |
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| 34 | while(flag) // loop until the end of global queue |
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| 35 | { |
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| 36 | Debug("Message probing for intracomm\n"); |
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| 37 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm> (comm.mpi_comm); |
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| 38 | #ifdef _openmpi |
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| 39 | #pragma omp critical (_mpi_call) |
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| 40 | { |
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| 41 | ::MPI_Iprobe(MPI_ANY_SOURCE, MPI_ANY_TAG, mpi_comm, &flag, &status); |
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| 42 | if(flag) |
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| 43 | { |
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| 44 | Debug("find message in mpi comm \n"); |
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| 45 | mpi_source = status.MPI_SOURCE; |
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| 46 | int tag = status.MPI_TAG; |
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| 47 | ::MPI_Mprobe(mpi_source, tag, mpi_comm, &message, &status); |
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| 48 | |
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| 49 | } |
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| 50 | } |
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| 51 | #elif _intelmpi |
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| 52 | //::MPI_Improbe(MPI_ANY_SOURCE, MPI_ANY_TAG, mpi_comm, &flag, &message, &status); |
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| 53 | ::MPI_Improbe(-2, -1, mpi_comm, &flag, &message, &status); |
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| 54 | #endif |
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| 55 | |
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| 56 | if(flag) |
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| 57 | { |
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| 58 | |
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| 59 | MPI_Message *msg_block = new MPI_Message; //printf("myRank = %d, new ok\n", myRank); |
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| 60 | msg_block->mpi_message = message; //printf("myRank = %d, msg_block->mpi_message = %d\n", myRank, msg_block->mpi_message); |
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| 61 | msg_block->ep_tag = bitset<15>(status.MPI_TAG >> 16).to_ulong(); //printf("myRank = %d, msg_block->ep_tag = %d\n", myRank, msg_block->ep_tag); |
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| 62 | int src_loc = bitset<8> (status.MPI_TAG >> 8) .to_ulong(); //printf("myRank = %d, src_loc = %d\n", myRank, src_loc); |
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| 63 | int dest_loc = bitset<8> (status.MPI_TAG) .to_ulong(); //printf("myRank = %d, dest_loc = %d\n", myRank, dest_loc); |
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| 64 | int src_mpi = status.MPI_SOURCE; //printf("myRank = %d, src_mpi = %d\n", myRank, src_mpi); |
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| 65 | |
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| 66 | msg_block->ep_src = get_ep_rank(comm, src_loc, src_mpi); //printf("myRank = %d, msg_block->ep_src = %d\n", myRank, msg_block->ep_src); |
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| 67 | |
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| 68 | //printf("myRank = %d, probed one message, ep_src = %d, ep_dest = %d, tag = %d, message = %d\n", myRank, msg_block->ep_src, msg_block->ep_dest, msg_block->ep_tag, msg_block->mpi_message); |
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| 69 | msg_block->mpi_status = new ::MPI_Status(status); |
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| 70 | |
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| 71 | MPI_Comm* ptr_comm_list = comm.ep_comm_ptr->comm_list; |
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| 72 | MPI_Comm* ptr_comm_target = &ptr_comm_list[dest_loc]; |
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| 73 | |
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| 74 | |
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| 75 | #pragma omp critical (_query) |
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| 76 | { |
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| 77 | #pragma omp flush |
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| 78 | ptr_comm_target->ep_comm_ptr->message_queue->push_back(*msg_block); |
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| 79 | // printf("myRank = %d, push_back OK, ep_src = %d, ep_tag = %d, mpi_status = %p (%p)\n", myRank, |
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| 80 | // ptr_comm_target->ep_comm_ptr->message_queue->back().ep_src, |
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| 81 | // ptr_comm_target->ep_comm_ptr->message_queue->back().ep_tag, |
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| 82 | // msg_block->mpi_status, &status); |
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| 83 | |
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| 84 | #pragma omp flush |
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| 85 | } |
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| 86 | |
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| 87 | delete msg_block; |
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| 88 | //printf("myRank = %d, delete msg_block, queue size = %lu\n", myRank, ptr_comm_target->ep_comm_ptr->message_queue->size()); |
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| 89 | |
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| 90 | } |
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| 91 | |
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| 92 | } |
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| 93 | |
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| 94 | return MPI_SUCCESS; |
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| 95 | } |
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| 96 | |
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| 97 | |
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| 98 | |
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| 99 | int Message_Check_intercomm(MPI_Comm comm) |
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| 100 | { |
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| 101 | if(!comm.ep_comm_ptr->intercomm->mpi_inter_comm) return 0; |
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| 102 | |
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| 103 | Debug("Message probing for intercomm\n"); |
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| 104 | |
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| 105 | int flag = true; |
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| 106 | ::MPI_Message message; |
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| 107 | ::MPI_Status status; |
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| 108 | int mpi_source; |
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| 109 | int current_ep_rank; |
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| 110 | MPI_Comm_rank(comm, ¤t_ep_rank); |
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| 111 | |
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| 112 | while(flag) // loop until the end of global queue "comm.ep_comm_ptr->intercomm->mpi_inter_comm" |
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| 113 | { |
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| 114 | Debug("Message probing for intracomm\n"); |
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| 115 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm> (comm.ep_comm_ptr->intercomm->mpi_inter_comm); // => mpi_intercomm |
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| 116 | |
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| 117 | #ifdef _openmpi |
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| 118 | #pragma omp critical (_mpi_call) |
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| 119 | { |
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| 120 | ::MPI_Iprobe(MPI_ANY_SOURCE, MPI_ANY_TAG, mpi_comm, &flag, &status); |
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| 121 | if(flag) |
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| 122 | { |
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| 123 | Debug("find message in mpi comm \n"); |
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| 124 | mpi_source = status.MPI_SOURCE; |
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| 125 | int tag = status.MPI_TAG; |
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| 126 | ::MPI_Mprobe(mpi_source, tag, mpi_comm, &message, &status); |
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| 127 | |
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| 128 | } |
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| 129 | } |
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| 130 | #elif _intelmpi |
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| 131 | //::MPI_Improbe(MPI_ANY_SOURCE, MPI_ANY_TAG, mpi_comm, &flag, &message, &status); |
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| 132 | ::MPI_Improbe(-2, -1, mpi_comm, &flag, &message, &status); |
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| 133 | #endif |
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| 134 | |
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| 135 | if(flag) |
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| 136 | { |
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| 137 | |
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| 138 | MPI_Message *msg_block = new MPI_Message; |
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| 139 | |
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| 140 | msg_block->mpi_message = message; |
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| 141 | msg_block->ep_tag = bitset<15>(status.MPI_TAG >> 16).to_ulong(); |
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| 142 | int src_loc = bitset<8> (status.MPI_TAG >> 8) .to_ulong(); |
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| 143 | int dest_loc = bitset<8> (status.MPI_TAG) .to_ulong(); |
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| 144 | int src_mpi = status.MPI_SOURCE; |
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| 145 | int current_inter = comm.ep_comm_ptr->intercomm->local_rank_map->at(current_ep_rank).first; |
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| 146 | |
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| 147 | msg_block->ep_src = get_ep_rank_intercomm(comm, src_loc, src_mpi); |
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| 148 | msg_block->mpi_status = new ::MPI_Status(status); |
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| 149 | |
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| 150 | |
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| 151 | MPI_Comm* ptr_comm_list = comm.ep_comm_ptr->comm_list; |
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| 152 | MPI_Comm* ptr_comm_target = &ptr_comm_list[dest_loc]; |
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| 153 | |
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| 154 | |
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| 155 | #pragma omp critical (_query) |
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| 156 | { |
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| 157 | #pragma omp flush |
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| 158 | ptr_comm_target->ep_comm_ptr->message_queue->push_back(*msg_block); |
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| 159 | #pragma omp flush |
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| 160 | } |
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| 161 | |
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| 162 | delete msg_block; |
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| 163 | |
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| 164 | } |
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| 165 | |
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| 166 | } |
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| 167 | |
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| 168 | flag = true; |
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| 169 | while(flag) // loop until the end of global queue "comm.mpi_comm" |
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| 170 | { |
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| 171 | Debug("Message probing for intracomm\n"); |
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| 172 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm> (comm.mpi_comm); |
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| 173 | #ifdef _openmpi |
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| 174 | #pragma omp critical (_mpi_call) |
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| 175 | { |
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| 176 | ::MPI_Iprobe(MPI_ANY_SOURCE, MPI_ANY_TAG, mpi_comm, &flag, &status); |
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| 177 | if(flag) |
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| 178 | { |
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| 179 | Debug("find message in mpi comm \n"); |
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| 180 | mpi_source = status.MPI_SOURCE; |
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| 181 | int tag = status.MPI_TAG; |
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| 182 | ::MPI_Mprobe(mpi_source, tag, mpi_comm, &message, &status); |
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| 183 | |
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| 184 | } |
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| 185 | } |
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| 186 | #elif _intelmpi |
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| 187 | ::MPI_Improbe(-2, -1, mpi_comm, &flag, &message, &status); |
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| 188 | #endif |
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| 189 | |
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| 190 | if(flag) |
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| 191 | { |
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| 192 | |
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| 193 | MPI_Message *msg_block = new MPI_Message; |
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| 194 | |
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| 195 | msg_block->mpi_message = message; |
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| 196 | msg_block->ep_tag = bitset<15>(status.MPI_TAG >> 16).to_ulong(); |
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| 197 | int src_loc = bitset<8> (status.MPI_TAG >> 8) .to_ulong(); |
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| 198 | int dest_loc = bitset<8> (status.MPI_TAG) .to_ulong(); |
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| 199 | int src_mpi = status.MPI_SOURCE; |
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| 200 | int current_inter = comm.ep_comm_ptr->intercomm->local_rank_map->at(current_ep_rank).first; |
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| 201 | |
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| 202 | msg_block->ep_src = get_ep_rank_intercomm(comm, src_loc, src_mpi); |
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| 203 | msg_block->mpi_status = new ::MPI_Status(status); |
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| 204 | |
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| 205 | |
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| 206 | MPI_Comm* ptr_comm_list = comm.ep_comm_ptr->comm_list; |
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| 207 | MPI_Comm* ptr_comm_target = &ptr_comm_list[dest_loc]; |
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| 208 | |
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| 209 | |
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| 210 | #pragma omp critical (_query) |
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| 211 | { |
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| 212 | #pragma omp flush |
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| 213 | ptr_comm_target->ep_comm_ptr->message_queue->push_back(*msg_block); |
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| 214 | printf("probed one message, ep_src = %d, tag = %d, mpi_status = %p (%p), message = %d\n", msg_block->ep_src, msg_block->ep_tag, msg_block->mpi_status, &status, msg_block->mpi_message); |
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| 215 | #pragma omp flush |
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| 216 | } |
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| 217 | |
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| 218 | delete msg_block; |
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| 219 | |
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| 220 | } |
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| 221 | |
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| 222 | } |
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| 223 | |
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| 224 | return MPI_SUCCESS; |
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| 225 | } |
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| 226 | |
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| 227 | } |
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