1 | #ifdef _usingEP |
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2 | #include "ep_lib.hpp" |
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3 | #include <mpi.h> |
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4 | #include "ep_declaration.hpp" |
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5 | #include "ep_mpi.hpp" |
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6 | |
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7 | |
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8 | namespace ep_lib |
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9 | { |
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10 | |
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11 | |
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12 | int MPI_Win_create(void *base, MPI_Aint size, int disp_unit, MPI_Info info, MPI_Comm comm, MPI_Win *win) |
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13 | { |
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14 | int rank, rank_loc, num_ep; |
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15 | MPI_Comm_rank(comm, &rank); |
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16 | rank_loc = comm->ep_comm_ptr->size_rank_info[1].first; |
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17 | num_ep = comm->ep_comm_ptr->size_rank_info[1].second; |
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18 | |
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19 | *win = new ep_win; |
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20 | |
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21 | (*win)->is_ep = comm->is_ep; |
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22 | |
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23 | int num_ep_max; |
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24 | MPI_Allreduce(&num_ep, &num_ep_max, 1, MPI_INT, MPI_MAX, comm); |
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25 | |
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26 | assert(num_ep_max > 1); |
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27 | |
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28 | info = new ep_info; |
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29 | |
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30 | |
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31 | |
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32 | if(num_ep == 1) // server |
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33 | { |
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34 | for(int i=0; i<num_ep_max; i++) |
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35 | { |
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36 | (*win)->server_win[i] = new ::MPI_Win; |
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37 | } |
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38 | |
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39 | printf("Calling MPI_Win_create from server, rank = %d\n", rank); |
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40 | for(int i=0; i<num_ep_max; i++) |
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41 | { |
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42 | ::MPI_Win_create(base, to_mpi_aint(size), disp_unit, to_mpi_info(info), to_mpi_comm(comm->mpi_comm), static_cast< ::MPI_Win*>((*win)->server_win[i])); |
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43 | (*win)->comm = comm; |
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44 | } |
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45 | } |
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46 | else // client |
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47 | { |
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48 | (*win)->client_win = new ::MPI_Win; |
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49 | |
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50 | for(int i=0; i<num_ep; i++) |
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51 | { |
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52 | if(rank_loc == i) |
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53 | { |
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54 | printf("Calling MPI_Win_create from client, rank = %d\n", rank); |
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55 | ::MPI_Win_create(base, to_mpi_aint(size), disp_unit, to_mpi_info(info), to_mpi_comm(comm->mpi_comm), static_cast< ::MPI_Win*>((*win)->client_win)); |
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56 | (*win)->comm = comm; |
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57 | } |
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58 | MPI_Barrier_local(comm); |
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59 | } |
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60 | |
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61 | if(num_ep_max > num_ep) |
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62 | { |
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63 | |
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64 | #pragma omp master |
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65 | { |
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66 | for(int i=0; i<num_ep_max-num_ep; i++) |
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67 | { |
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68 | (*win)->null_win[i] = new ::MPI_Win; |
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69 | ::MPI_Win_create(NULL, 0, disp_unit, to_mpi_info(info), to_mpi_comm(comm->mpi_comm), static_cast< ::MPI_Win*>((*win)->null_win[i])); |
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70 | } |
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71 | } |
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72 | } |
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73 | |
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74 | } |
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75 | return 0; |
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76 | } |
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77 | |
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78 | |
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79 | |
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80 | int MPI_Win_free(MPI_Win *win) |
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81 | { |
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82 | int rank, rank_loc, num_ep; |
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83 | |
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84 | |
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85 | MPI_Comm_rank((*win)->comm, &rank); |
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86 | rank_loc = (*win)->comm->ep_comm_ptr->size_rank_info[1].first; |
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87 | num_ep = (*win)->comm->ep_comm_ptr->size_rank_info[1].second; |
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88 | |
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89 | |
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90 | int num_ep_max; |
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91 | MPI_Allreduce(&num_ep, &num_ep_max, 1, MPI_INT, MPI_MAX, (*win)->comm); |
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92 | |
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93 | //printf("rank_loc = %d, thread_num = %d, num_ep_max = %d\n", rank_loc, omp_get_thread_num(), num_ep_max); |
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94 | |
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95 | if(num_ep == 1) |
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96 | { |
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97 | printf("Calling MPI_Win_free from server, rank = %d\n", rank); |
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98 | for(int i=0; i<num_ep_max; i++) |
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99 | { |
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100 | ::MPI_Win_free(static_cast< ::MPI_Win*>((*win)->server_win[i])); |
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101 | } |
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102 | } |
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103 | else |
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104 | { |
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105 | for(int i=0; i<num_ep; i++) |
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106 | { |
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107 | if(rank_loc == i) |
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108 | { |
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109 | printf("Calling MPI_Win_free from client, rank = %d\n", rank); |
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110 | ::MPI_Win_free(static_cast< ::MPI_Win*>((*win)->client_win)); |
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111 | } |
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112 | MPI_Barrier_local((*win)->comm); |
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113 | } |
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114 | |
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115 | |
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116 | if(num_ep_max > num_ep) |
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117 | { |
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118 | #pragma omp master |
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119 | { |
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120 | for(int i=0; i<num_ep_max-num_ep; i++) |
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121 | { |
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122 | ::MPI_Win_free(static_cast< ::MPI_Win*>((*win)->null_win[i])); |
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123 | } |
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124 | } |
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125 | } |
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126 | |
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127 | } |
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128 | return 0; |
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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 MPI_Win_fence(int assert, MPI_Win win) |
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134 | { |
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135 | int rank, rank_loc, num_ep; |
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136 | |
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137 | MPI_Comm_rank(win->comm, &rank); |
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138 | rank_loc = win->comm->ep_comm_ptr->size_rank_info[1].first; |
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139 | num_ep = win->comm->ep_comm_ptr->size_rank_info[1].second; |
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140 | |
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141 | int num_ep_max; |
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142 | MPI_Allreduce(&num_ep, &num_ep_max, 1, MPI_INT, MPI_MAX, win->comm); |
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143 | |
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144 | if(num_ep == 1) |
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145 | { |
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146 | printf("Calling MPI_Win_fence from server, rank = %d\n", rank); |
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147 | for(int i=0; i<num_ep_max; i++) |
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148 | { |
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149 | ::MPI_Win_fence(assert, *static_cast< ::MPI_Win*>(win->server_win[i])); |
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150 | } |
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151 | } |
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152 | else |
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153 | { |
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154 | for(int i=0; i<num_ep; i++) |
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155 | { |
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156 | if(rank_loc == i) |
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157 | { |
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158 | printf("Calling MPI_Win_fence from client, rank = %d\n", rank); |
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159 | ::MPI_Win_fence(assert, *static_cast< ::MPI_Win*>(win->client_win)); |
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160 | } |
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161 | MPI_Barrier_local(win->comm); |
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162 | } |
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163 | |
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164 | |
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165 | if(num_ep_max > num_ep) |
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166 | { |
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167 | #pragma omp master |
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168 | { |
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169 | for(int i=0; i<num_ep_max-num_ep; i++) |
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170 | { |
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171 | ::MPI_Win_fence(assert, *static_cast< ::MPI_Win*>(win->null_win[i])); |
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172 | } |
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173 | } |
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174 | } |
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175 | } |
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176 | |
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177 | return 0; |
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178 | } |
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179 | |
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180 | } |
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181 | |
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182 | |
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183 | #endif |
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