1 | // -*- c++ -*- |
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2 | // |
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3 | // Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana |
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4 | // University Research and Technology |
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5 | // Corporation. All rights reserved. |
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6 | // Copyright (c) 2004-2005 The University of Tennessee and The University |
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7 | // of Tennessee Research Foundation. All rights |
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8 | // reserved. |
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9 | // Copyright (c) 2004-2005 High Performance Computing Center Stuttgart, |
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10 | // University of Stuttgart. All rights reserved. |
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11 | // Copyright (c) 2004-2005 The Regents of the University of California. |
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12 | // All rights reserved. |
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13 | // Copyright (c) 2006-2008 Cisco Systems, Inc. All rights reserved. |
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14 | // Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved. |
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15 | // $COPYRIGHT$ |
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16 | // |
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17 | // Additional copyrights may follow |
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18 | // |
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19 | // $HEADER$ |
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20 | // |
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21 | |
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22 | // |
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23 | // Point-to-Point Communication |
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24 | // |
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25 | |
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26 | inline void |
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27 | MPI::Request::Wait(MPI::Status &status) |
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28 | { |
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29 | (void)MPI_Wait(&mpi_request, &status.mpi_status); |
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30 | } |
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31 | |
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32 | inline void |
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33 | MPI::Request::Wait() |
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34 | { |
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35 | (void)MPI_Wait(&mpi_request, MPI_STATUS_IGNORE); |
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36 | } |
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37 | |
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38 | inline void |
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39 | MPI::Request::Free() |
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40 | { |
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41 | (void)MPI_Request_free(&mpi_request); |
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42 | } |
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43 | |
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44 | inline bool |
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45 | MPI::Request::Test(MPI::Status &status) |
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46 | { |
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47 | int t; |
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48 | (void)MPI_Test(&mpi_request, &t, &status.mpi_status); |
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49 | return OPAL_INT_TO_BOOL(t); |
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50 | } |
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51 | |
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52 | inline bool |
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53 | MPI::Request::Test() |
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54 | { |
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55 | int t; |
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56 | (void)MPI_Test(&mpi_request, &t, MPI_STATUS_IGNORE); |
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57 | return OPAL_INT_TO_BOOL(t); |
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58 | } |
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59 | |
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60 | inline int |
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61 | MPI::Request::Waitany(int count, MPI::Request array[], |
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62 | MPI::Status& status) |
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63 | { |
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64 | int index, i; |
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65 | MPI_Request* array_of_requests = new MPI_Request[count]; |
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66 | for (i=0; i < count; i++) { |
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67 | array_of_requests[i] = array[i]; |
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68 | } |
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69 | (void)MPI_Waitany(count, array_of_requests, &index, &status.mpi_status); |
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70 | for (i=0; i < count; i++) { |
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71 | array[i] = array_of_requests[i]; |
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72 | } |
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73 | delete [] array_of_requests; |
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74 | return index; |
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75 | } |
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76 | |
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77 | inline int |
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78 | MPI::Request::Waitany(int count, MPI::Request array[]) |
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79 | { |
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80 | int index, i; |
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81 | MPI_Request* array_of_requests = new MPI_Request[count]; |
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82 | for (i=0; i < count; i++) { |
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83 | array_of_requests[i] = array[i]; |
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84 | } |
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85 | (void)MPI_Waitany(count, array_of_requests, &index, MPI_STATUS_IGNORE); |
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86 | for (i=0; i < count; i++) { |
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87 | array[i] = array_of_requests[i]; |
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88 | } |
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89 | delete [] array_of_requests; |
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90 | return index; //JGS, Waitany return value |
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91 | } |
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92 | |
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93 | inline bool |
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94 | MPI::Request::Testany(int count, MPI::Request array[], |
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95 | int& index, MPI::Status& status) |
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96 | { |
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97 | int i, flag; |
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98 | MPI_Request* array_of_requests = new MPI_Request[count]; |
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99 | for (i=0; i < count; i++) { |
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100 | array_of_requests[i] = array[i]; |
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101 | } |
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102 | (void)MPI_Testany(count, array_of_requests, &index, &flag, &status.mpi_status); |
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103 | for (i=0; i < count; i++) { |
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104 | array[i] = array_of_requests[i]; |
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105 | } |
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106 | delete [] array_of_requests; |
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107 | return (bool)(flag != 0 ? true : false); |
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108 | } |
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109 | |
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110 | inline bool |
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111 | MPI::Request::Testany(int count, MPI::Request array[], int& index) |
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112 | { |
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113 | int i, flag; |
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114 | MPI_Request* array_of_requests = new MPI_Request[count]; |
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115 | for (i=0; i < count; i++) { |
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116 | array_of_requests[i] = array[i]; |
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117 | } |
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118 | (void)MPI_Testany(count, array_of_requests, &index, &flag, |
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119 | MPI_STATUS_IGNORE); |
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120 | for (i=0; i < count; i++) { |
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121 | array[i] = array_of_requests[i]; |
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122 | } |
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123 | delete [] array_of_requests; |
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124 | return OPAL_INT_TO_BOOL(flag); |
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125 | } |
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126 | |
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127 | inline void |
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128 | MPI::Request::Waitall(int count, MPI::Request req_array[], |
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129 | MPI::Status stat_array[]) |
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130 | { |
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131 | int i; |
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132 | MPI_Request* array_of_requests = new MPI_Request[count]; |
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133 | MPI_Status* array_of_statuses = new MPI_Status[count]; |
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134 | for (i=0; i < count; i++) { |
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135 | array_of_requests[i] = req_array[i]; |
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136 | } |
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137 | (void)MPI_Waitall(count, array_of_requests, array_of_statuses); |
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138 | for (i=0; i < count; i++) { |
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139 | req_array[i] = array_of_requests[i]; |
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140 | stat_array[i] = array_of_statuses[i]; |
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141 | } |
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142 | delete [] array_of_requests; |
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143 | delete [] array_of_statuses; |
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144 | } |
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145 | |
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146 | inline void |
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147 | MPI::Request::Waitall(int count, MPI::Request req_array[]) |
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148 | { |
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149 | int i; |
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150 | MPI_Request* array_of_requests = new MPI_Request[count]; |
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151 | |
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152 | for (i=0; i < count; i++) { |
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153 | array_of_requests[i] = req_array[i]; |
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154 | } |
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155 | (void)MPI_Waitall(count, array_of_requests, MPI_STATUSES_IGNORE); |
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156 | |
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157 | for (i=0; i < count; i++) { |
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158 | req_array[i] = array_of_requests[i]; |
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159 | } |
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160 | |
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161 | delete [] array_of_requests; |
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162 | } |
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163 | |
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164 | inline bool |
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165 | MPI::Request::Testall(int count, MPI::Request req_array[], |
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166 | MPI::Status stat_array[]) |
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167 | { |
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168 | int i, flag; |
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169 | MPI_Request* array_of_requests = new MPI_Request[count]; |
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170 | MPI_Status* array_of_statuses = new MPI_Status[count]; |
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171 | for (i=0; i < count; i++) { |
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172 | array_of_requests[i] = req_array[i]; |
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173 | } |
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174 | (void)MPI_Testall(count, array_of_requests, &flag, array_of_statuses); |
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175 | for (i=0; i < count; i++) { |
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176 | req_array[i] = array_of_requests[i]; |
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177 | stat_array[i] = array_of_statuses[i]; |
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178 | } |
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179 | delete [] array_of_requests; |
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180 | delete [] array_of_statuses; |
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181 | return OPAL_INT_TO_BOOL(flag); |
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182 | } |
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183 | |
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184 | inline bool |
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185 | MPI::Request::Testall(int count, MPI::Request req_array[]) |
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186 | { |
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187 | int i, flag; |
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188 | MPI_Request* array_of_requests = new MPI_Request[count]; |
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189 | |
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190 | for (i=0; i < count; i++) { |
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191 | array_of_requests[i] = req_array[i]; |
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192 | } |
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193 | (void)MPI_Testall(count, array_of_requests, &flag, MPI_STATUSES_IGNORE); |
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194 | |
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195 | for (i=0; i < count; i++) { |
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196 | req_array[i] = array_of_requests[i]; |
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197 | } |
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198 | delete [] array_of_requests; |
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199 | |
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200 | return OPAL_INT_TO_BOOL(flag); |
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201 | } |
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202 | |
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203 | inline int |
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204 | MPI::Request::Waitsome(int incount, MPI::Request req_array[], |
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205 | int array_of_indices[], MPI::Status stat_array[]) |
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206 | { |
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207 | int i, outcount; |
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208 | MPI_Request* array_of_requests = new MPI_Request[incount]; |
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209 | MPI_Status* array_of_statuses = new MPI_Status[incount]; |
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210 | for (i=0; i < incount; i++) { |
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211 | array_of_requests[i] = req_array[i]; |
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212 | } |
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213 | (void)MPI_Waitsome(incount, array_of_requests, &outcount, |
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214 | array_of_indices, array_of_statuses); |
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215 | for (i=0; i < incount; i++) { |
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216 | req_array[i] = array_of_requests[i]; |
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217 | stat_array[i] = array_of_statuses[i]; |
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218 | } |
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219 | delete [] array_of_requests; |
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220 | delete [] array_of_statuses; |
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221 | return outcount; |
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222 | } |
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223 | |
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224 | inline int |
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225 | MPI::Request::Waitsome(int incount, MPI::Request req_array[], |
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226 | int array_of_indices[]) |
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227 | { |
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228 | int i, outcount; |
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229 | MPI_Request* array_of_requests = new MPI_Request[incount]; |
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230 | |
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231 | for (i=0; i < incount; i++) { |
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232 | array_of_requests[i] = req_array[i]; |
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233 | } |
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234 | (void)MPI_Waitsome(incount, array_of_requests, &outcount, |
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235 | array_of_indices, MPI_STATUSES_IGNORE); |
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236 | |
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237 | for (i=0; i < incount; i++) { |
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238 | req_array[i] = array_of_requests[i]; |
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239 | } |
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240 | delete [] array_of_requests; |
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241 | |
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242 | return outcount; |
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243 | } |
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244 | |
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245 | inline int |
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246 | MPI::Request::Testsome(int incount, MPI::Request req_array[], |
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247 | int array_of_indices[], MPI::Status stat_array[]) |
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248 | { |
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249 | int i, outcount; |
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250 | MPI_Request* array_of_requests = new MPI_Request[incount]; |
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251 | MPI_Status* array_of_statuses = new MPI_Status[incount]; |
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252 | for (i=0; i < incount; i++) { |
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253 | array_of_requests[i] = req_array[i]; |
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254 | } |
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255 | (void)MPI_Testsome(incount, array_of_requests, &outcount, |
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256 | array_of_indices, array_of_statuses); |
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257 | for (i=0; i < incount; i++) { |
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258 | req_array[i] = array_of_requests[i]; |
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259 | stat_array[i] = array_of_statuses[i]; |
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260 | } |
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261 | delete [] array_of_requests; |
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262 | delete [] array_of_statuses; |
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263 | return outcount; |
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264 | } |
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265 | |
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266 | inline int |
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267 | MPI::Request::Testsome(int incount, MPI::Request req_array[], |
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268 | int array_of_indices[]) |
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269 | { |
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270 | int i, outcount; |
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271 | MPI_Request* array_of_requests = new MPI_Request[incount]; |
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272 | |
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273 | for (i=0; i < incount; i++) { |
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274 | array_of_requests[i] = req_array[i]; |
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275 | } |
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276 | (void)MPI_Testsome(incount, array_of_requests, &outcount, |
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277 | array_of_indices, MPI_STATUSES_IGNORE); |
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278 | |
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279 | for (i=0; i < incount; i++) { |
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280 | req_array[i] = array_of_requests[i]; |
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281 | } |
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282 | delete [] array_of_requests; |
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283 | |
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284 | return outcount; |
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285 | } |
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286 | |
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287 | inline void |
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288 | MPI::Request::Cancel(void) const |
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289 | { |
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290 | (void)MPI_Cancel(const_cast<MPI_Request *>(&mpi_request)); |
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291 | } |
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292 | |
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293 | inline void |
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294 | MPI::Prequest::Start() |
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295 | { |
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296 | (void)MPI_Start(&mpi_request); |
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297 | } |
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298 | |
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299 | inline void |
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300 | MPI::Prequest::Startall(int count, MPI:: Prequest array_of_requests[]) |
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301 | { |
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302 | //convert the array of Prequests to an array of MPI_requests |
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303 | MPI_Request* mpi_requests = new MPI_Request[count]; |
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304 | int i; |
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305 | for (i=0; i < count; i++) { |
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306 | mpi_requests[i] = array_of_requests[i]; |
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307 | } |
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308 | (void)MPI_Startall(count, mpi_requests); |
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309 | for (i=0; i < count; i++) { |
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310 | array_of_requests[i].mpi_request = mpi_requests[i] ; |
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311 | } |
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312 | delete [] mpi_requests; |
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313 | } |
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314 | |
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315 | inline bool MPI::Request::Get_status(MPI::Status& status) const |
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316 | { |
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317 | int flag = 0; |
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318 | MPI_Status c_status; |
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319 | |
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320 | // Call the underlying MPI function rather than simply returning |
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321 | // status.mpi_status because we may have to invoke the generalized |
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322 | // request query function |
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323 | (void)MPI_Request_get_status(mpi_request, &flag, &c_status); |
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324 | if (flag) { |
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325 | status = c_status; |
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326 | } |
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327 | return OPAL_INT_TO_BOOL(flag); |
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328 | } |
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329 | |
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330 | inline bool MPI::Request::Get_status() const |
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331 | { |
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332 | int flag; |
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333 | |
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334 | // Call the underlying MPI function rather than simply returning |
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335 | // status.mpi_status because we may have to invoke the generalized |
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336 | // request query function |
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337 | (void)MPI_Request_get_status(mpi_request, &flag, MPI_STATUS_IGNORE); |
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338 | return OPAL_INT_TO_BOOL(flag); |
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339 | } |
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340 | |
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341 | inline MPI::Grequest |
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342 | MPI::Grequest::Start(Query_function *query_fn, Free_function *free_fn, |
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343 | Cancel_function *cancel_fn, void *extra) |
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344 | { |
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345 | MPI_Request grequest = 0; |
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346 | Intercept_data_t *new_extra = |
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347 | new MPI::Grequest::Intercept_data_t; |
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348 | |
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349 | new_extra->id_extra = extra; |
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350 | new_extra->id_cxx_query_fn = query_fn; |
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351 | new_extra->id_cxx_free_fn = free_fn; |
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352 | new_extra->id_cxx_cancel_fn = cancel_fn; |
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353 | (void) MPI_Grequest_start(ompi_mpi_cxx_grequest_query_fn_intercept, |
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354 | ompi_mpi_cxx_grequest_free_fn_intercept, |
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355 | ompi_mpi_cxx_grequest_cancel_fn_intercept, |
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356 | new_extra, &grequest); |
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357 | |
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358 | return(grequest); |
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359 | } |
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360 | |
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361 | inline void |
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362 | MPI::Grequest::Complete() |
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363 | { |
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364 | (void) MPI_Grequest_complete(mpi_request); |
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365 | } |
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366 | |
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