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 | #include "ep_mpi.hpp" |
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12 | |
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13 | using namespace std; |
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14 | |
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15 | extern std::list< ep_lib::MPI_Request* > * EP_PendingRequests; |
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16 | #pragma omp threadprivate(EP_PendingRequests) |
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17 | |
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18 | namespace ep_lib |
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19 | { |
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20 | int Request_Check() |
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21 | { |
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22 | if(EP_PendingRequests == 0 ) EP_PendingRequests = new std::list< MPI_Request* >; |
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23 | |
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24 | if(EP_PendingRequests->size() == 0) return 0; |
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25 | |
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26 | show_EP_PendingRequests(EP_PendingRequests); |
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27 | |
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28 | MPI_Status status; |
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29 | MPI_Message *message; |
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30 | int probed = false; |
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31 | int recv_count = 0; |
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32 | std::list<MPI_Request* >::iterator it; |
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33 | |
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34 | // show_EP_PendingRequests(EP_PendingRequests); |
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35 | |
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36 | |
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37 | for(it = EP_PendingRequests->begin(); it!=EP_PendingRequests->end(); it++) |
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38 | { |
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39 | if(*(*it) == 0) |
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40 | { |
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41 | EP_PendingRequests->erase(it); |
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42 | |
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43 | memcheck("EP_PendingRequests["<<ep_rank<<"]->size() = " << EP_PendingRequests->size()); |
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44 | it = EP_PendingRequests->begin(); |
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45 | continue; |
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46 | } |
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47 | |
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48 | if((*(*it))->state == 2) |
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49 | { |
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50 | EP_PendingRequests->erase(it); |
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51 | |
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52 | memcheck("EP_PendingRequests["<<ep_rank<<"]->size() = " << EP_PendingRequests->size()); |
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53 | it = EP_PendingRequests->begin(); |
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54 | continue; |
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55 | } |
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56 | |
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57 | Message_Check(((*(*it))->comm)); |
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58 | } |
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59 | |
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60 | |
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61 | |
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62 | |
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63 | for(it = EP_PendingRequests->begin(); it!=EP_PendingRequests->end(); ) |
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64 | { |
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65 | if(*(*it) == 0) |
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66 | { |
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67 | EP_PendingRequests->erase(it); |
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68 | |
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69 | memcheck("EP_PendingRequests["<<ep_rank<<"]->size() = " << EP_PendingRequests->size()); |
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70 | it = EP_PendingRequests->begin(); |
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71 | continue; |
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72 | } |
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73 | |
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74 | if((*(*it))->state == 2) |
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75 | { |
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76 | EP_PendingRequests->erase(it); |
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77 | |
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78 | memcheck("EP_PendingRequests["<<ep_rank<<"]->size() = " << EP_PendingRequests->size()); |
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79 | it = EP_PendingRequests->begin(); |
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80 | continue; |
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81 | } |
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82 | |
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83 | if((*(*it))->state == 0) |
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84 | { |
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85 | #pragma omp critical (_query0) |
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86 | { |
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87 | MPI_Iprobe((*(*it))->ep_src, (*(*it))->ep_tag, ((*(*it))->comm), &probed, &status); |
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88 | if(probed) |
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89 | { |
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90 | message = new MPI_Message; |
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91 | *message = new ep_message; |
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92 | |
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93 | memcheck("new "<< message <<" : in ep_lib::Request_Check, message = new MPI_Message"); |
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94 | memcheck("new "<< *message <<" : in ep_lib::Request_Check, *message = new ep_message"); |
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95 | |
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96 | |
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97 | MPI_Improbe((*(*it))->ep_src, (*(*it))->ep_tag, (*(*it))->comm, &probed, message, &status); |
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98 | |
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99 | } |
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100 | } |
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101 | |
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102 | |
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103 | if(probed) |
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104 | { |
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105 | MPI_Get_count(&status, (*(*it))->ep_datatype, &recv_count); |
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106 | |
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107 | MPI_Imrecv((*(*it))->buf, recv_count, (*(*it))->ep_datatype, message, *it); |
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108 | (*(*it))->type = 3; |
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109 | (*(*it))->state = 1; |
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110 | |
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111 | memcheck("delete "<< status.mpi_status <<" : in ep_lib::Request_Check, delete status.mpi_status"); |
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112 | delete status.mpi_status; |
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113 | |
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114 | memcheck("delete "<< *message <<" : in ep_lib::Request_Check, delete *message"); |
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115 | memcheck("delete "<< message <<" : in ep_lib::Request_Check, delete message"); |
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116 | |
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117 | delete *message; |
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118 | delete message; |
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119 | |
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120 | it++; |
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121 | continue; |
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122 | } |
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123 | } |
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124 | |
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125 | it++; |
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126 | } |
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127 | |
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128 | show_EP_PendingRequests(EP_PendingRequests); |
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129 | } |
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130 | |
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131 | |
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132 | |
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133 | int Message_Check(MPI_Comm comm) |
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134 | { |
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135 | if(!comm->is_ep) return MPI_SUCCESS; |
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136 | |
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137 | if(comm->is_intercomm) |
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138 | { |
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139 | Message_Check_intercomm(comm); |
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140 | } |
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141 | |
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142 | return Message_Check_intracomm(comm); |
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143 | |
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144 | } |
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145 | |
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146 | |
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147 | int Message_Check_intracomm(MPI_Comm comm) |
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148 | { |
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149 | |
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150 | int flag = true; |
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151 | ::MPI_Status status; |
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152 | ::MPI_Message message; |
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153 | |
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154 | while(flag) // loop until the end of global queue |
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155 | { |
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156 | Debug("Message probing for intracomm\n"); |
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157 | |
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158 | #pragma omp critical (_mpi_call) |
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159 | { |
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160 | ::MPI_Iprobe(MPI_ANY_SOURCE, MPI_ANY_TAG, to_mpi_comm(comm->mpi_comm), &flag, &status); |
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161 | if(flag) |
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162 | { |
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163 | Debug("find message in mpi comm \n"); |
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164 | ::MPI_Mprobe(status.MPI_SOURCE, status.MPI_TAG, to_mpi_comm(comm->mpi_comm), &message, &status); |
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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 | if(flag) |
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170 | { |
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171 | MPI_Message msg = new ep_message; |
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172 | msg->mpi_message = new ::MPI_Message(message); |
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173 | |
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174 | memcheck("new "<< msg <<" : in ep_lib::Message_Check, msg = new ep_message"); |
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175 | memcheck("new "<< msg->mpi_message <<" : in ep_lib::Message_Check, msg->mpi_message = new ::MPI_Message"); |
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176 | |
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177 | |
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178 | msg->ep_tag = bitset<15>(status.MPI_TAG >> 16).to_ulong(); |
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179 | int src_loc = bitset<8> (status.MPI_TAG >> 8) .to_ulong(); |
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180 | int dest_loc = bitset<8> (status.MPI_TAG) .to_ulong(); |
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181 | int src_mpi = status.MPI_SOURCE; |
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182 | |
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183 | msg->ep_src = get_ep_rank(comm, src_loc, src_mpi); |
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184 | |
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185 | #ifdef _showinfo |
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186 | printf("status.MPI_TAG = %d, src_loc = %d, dest_loc = %d, ep_tag = %d\n", status.MPI_TAG, src_loc, dest_loc, msg->ep_tag); |
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187 | #endif |
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188 | |
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189 | msg->mpi_status = new ::MPI_Status(status); |
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190 | memcheck("new "<< msg->mpi_status <<" : in ep_lib::Message_Check, msg->mpi_status = new ::MPI_Status"); |
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191 | |
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192 | #pragma omp critical (_query) |
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193 | { |
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194 | #pragma omp flush |
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195 | comm->ep_comm_ptr->comm_list[dest_loc]->ep_comm_ptr->message_queue->push_back(msg); |
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196 | int dest_mpi = comm->ep_comm_ptr->size_rank_info[2].first; |
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197 | memcheck("message_queue["<<dest_mpi<<","<<dest_loc<<"]->size = "<<comm->ep_comm_ptr->comm_list[dest_loc]->ep_comm_ptr->message_queue->size()); |
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198 | #pragma omp flush |
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199 | } |
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200 | } |
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201 | } |
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202 | |
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203 | return MPI_SUCCESS; |
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204 | } |
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205 | |
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206 | |
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207 | int Message_Check_intercomm(MPI_Comm comm) |
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208 | { |
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209 | if(!comm->ep_comm_ptr->intercomm->mpi_inter_comm) return 0; |
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210 | |
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211 | Debug("Message probing for intercomm\n"); |
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212 | |
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213 | int flag = true; |
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214 | ::MPI_Message message; |
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215 | ::MPI_Status status; |
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216 | int current_ep_rank; |
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217 | MPI_Comm_rank(comm, ¤t_ep_rank); |
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218 | |
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219 | while(flag) // loop until the end of global queue "comm->ep_comm_ptr->intercomm->mpi_inter_comm" |
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220 | { |
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221 | Debug("Message probing for intracomm\n"); |
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222 | |
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223 | #pragma omp critical (_mpi_call) |
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224 | { |
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225 | ::MPI_Iprobe(MPI_ANY_SOURCE, MPI_ANY_TAG, to_mpi_comm(comm->ep_comm_ptr->intercomm->mpi_inter_comm), &flag, &status); |
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226 | if(flag) |
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227 | { |
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228 | Debug("find message in mpi comm \n"); |
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229 | ::MPI_Mprobe(status.MPI_SOURCE, status.MPI_TAG, to_mpi_comm(comm->ep_comm_ptr->intercomm->mpi_inter_comm), &message, &status); |
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230 | } |
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231 | } |
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232 | |
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233 | |
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234 | if(flag) |
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235 | { |
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236 | |
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237 | MPI_Message msg = new ep_message; |
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238 | msg->mpi_message = new ::MPI_Message(message); |
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239 | |
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240 | memcheck("new "<< msg <<" : in ep_lib::Message_Check, msg = new ep_message"); |
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241 | memcheck("new "<< msg->mpi_message <<" : in ep_lib::Message_Check, msg->mpi_message = new ::MPI_Message"); |
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242 | |
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243 | |
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244 | msg->ep_tag = bitset<15>(status.MPI_TAG >> 16).to_ulong(); |
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245 | int src_loc = bitset<8> (status.MPI_TAG >> 8) .to_ulong(); |
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246 | int dest_loc = bitset<8> (status.MPI_TAG) .to_ulong(); |
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247 | int src_mpi = status.MPI_SOURCE; |
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248 | |
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249 | msg->ep_src = get_ep_rank(comm, src_loc, src_mpi); |
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250 | #ifdef _showinfo |
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251 | printf("status.MPI_TAG = %d, src_loc = %d, dest_loc = %d, ep_tag = %d\n", status.MPI_TAG, src_loc, dest_loc, msg->ep_tag); |
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252 | #endif |
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253 | |
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254 | msg->mpi_status = new ::MPI_Status(status); |
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255 | memcheck("new "<< msg->mpi_status <<" : in ep_lib::Message_Check, msg->mpi_status = new ::MPI_Status"); |
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256 | |
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257 | #pragma omp critical (_query) |
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258 | { |
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259 | #pragma omp flush |
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260 | comm->ep_comm_ptr->comm_list[dest_loc]->ep_comm_ptr->message_queue->push_back(msg); |
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261 | memcheck("comm->ep_comm_ptr->comm_list["<<dest_loc<<"]->ep_comm_ptr->message_queue->size = "<<comm->ep_comm_ptr->comm_list[dest_loc]->ep_comm_ptr->message_queue->size()); |
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262 | #pragma omp flush |
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263 | } |
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264 | } |
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265 | } |
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266 | |
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267 | Message_Check_intracomm(comm); |
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268 | |
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269 | return MPI_SUCCESS; |
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270 | } |
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271 | |
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272 | |
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273 | |
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274 | void show_EP_PendingRequests(std::list< ep_lib::MPI_Request* > * EP_PendingRequest) |
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275 | { |
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276 | #ifdef _showinfo |
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277 | std::list<MPI_Request* >::iterator it; |
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278 | |
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279 | int i=0; |
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280 | |
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281 | for(it = EP_PendingRequests->begin(); it!=EP_PendingRequests->end(); it++) |
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282 | { |
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283 | if(*(*it) == 0) |
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284 | { |
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285 | EP_PendingRequests->erase(it); |
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286 | |
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287 | memcheck("EP_PendingRequests["<<ep_rank<<"]->size() = " << EP_PendingRequests->size()); |
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288 | it = EP_PendingRequests->begin(); |
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289 | continue; |
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290 | } |
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291 | |
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292 | if((*(*it))->state == 2) |
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293 | { |
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294 | EP_PendingRequests->erase(it); |
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295 | |
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296 | memcheck("EP_PendingRequests["<<ep_rank<<"]->size() = " << EP_PendingRequests->size()); |
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297 | it = EP_PendingRequests->begin(); |
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298 | continue; |
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299 | } |
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300 | |
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301 | if((*(*it))->ep_src>6) |
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302 | printf("EP_PendingRequests[%d] : ep_src = %d, ep_tag = %d, type = %d, state = %d, comm = %d\n", i, (*(*it))->ep_src, (*(*it))->ep_tag, (*(*it))->type, (*(*it))->state, to_mpi_comm(((*(*it))->comm)->mpi_comm)); |
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303 | i++; |
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304 | } |
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305 | #endif |
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306 | |
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307 | } |
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308 | |
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309 | |
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310 | |
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311 | } |
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