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 | // $COPYRIGHT$ |
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15 | // |
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16 | // Additional copyrights may follow |
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17 | // |
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18 | // $HEADER$ |
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19 | // |
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20 | |
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21 | |
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22 | class Request { |
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23 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
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24 | // friend class PMPI::Request; |
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25 | #endif |
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26 | public: |
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27 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
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28 | |
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29 | // construction |
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30 | Request() { } |
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31 | Request(MPI_Request i) : pmpi_request(i) { } |
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32 | |
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33 | // copy / assignment |
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34 | Request(const Request& r) : pmpi_request(r.pmpi_request) { } |
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35 | |
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36 | Request(const PMPI::Request& r) : pmpi_request(r) { } |
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37 | |
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38 | virtual ~Request() {} |
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39 | |
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40 | Request& operator=(const Request& r) { |
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41 | pmpi_request = r.pmpi_request; return *this; } |
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42 | |
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43 | // comparison |
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44 | bool operator== (const Request &a) |
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45 | { return (bool)(pmpi_request == a.pmpi_request); } |
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46 | bool operator!= (const Request &a) |
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47 | { return (bool)!(*this == a); } |
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48 | |
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49 | // inter-language operability |
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50 | Request& operator= (const MPI_Request &i) { |
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51 | pmpi_request = i; return *this; } |
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52 | |
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53 | operator MPI_Request () const { return pmpi_request; } |
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54 | // operator MPI_Request* () const { return pmpi_request; } |
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55 | operator const PMPI::Request&() const { return pmpi_request; } |
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56 | |
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57 | #else |
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58 | |
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59 | // construction / destruction |
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60 | Request() : mpi_request(MPI_REQUEST_NULL) { } |
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61 | virtual ~Request() {} |
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62 | Request(MPI_Request i) : mpi_request(i) { } |
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63 | |
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64 | // copy / assignment |
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65 | Request(const Request& r) : mpi_request(r.mpi_request) { } |
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66 | |
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67 | Request& operator=(const Request& r) { |
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68 | mpi_request = r.mpi_request; return *this; } |
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69 | |
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70 | // comparison |
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71 | bool operator== (const Request &a) |
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72 | { return (bool)(mpi_request == a.mpi_request); } |
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73 | bool operator!= (const Request &a) |
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74 | { return (bool)!(*this == a); } |
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75 | |
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76 | // inter-language operability |
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77 | Request& operator= (const MPI_Request &i) { |
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78 | mpi_request = i; return *this; } |
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79 | operator MPI_Request () const { return mpi_request; } |
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80 | // operator MPI_Request* () const { return (MPI_Request*)&mpi_request; } |
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81 | |
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82 | #endif |
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83 | |
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84 | // |
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85 | // Point-to-Point Communication |
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86 | // |
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87 | |
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88 | virtual void Wait(Status &status); |
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89 | |
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90 | virtual void Wait(); |
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91 | |
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92 | virtual bool Test(Status &status); |
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93 | |
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94 | virtual bool Test(); |
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95 | |
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96 | virtual void Free(void); |
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97 | |
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98 | static int Waitany(int count, Request array[], Status& status); |
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99 | |
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100 | static int Waitany(int count, Request array[]); |
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101 | |
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102 | static bool Testany(int count, Request array[], int& index, Status& status); |
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103 | |
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104 | static bool Testany(int count, Request array[], int& index); |
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105 | |
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106 | static void Waitall(int count, Request req_array[], Status stat_array[]); |
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107 | |
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108 | static void Waitall(int count, Request req_array[]); |
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109 | |
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110 | static bool Testall(int count, Request req_array[], Status stat_array[]); |
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111 | |
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112 | static bool Testall(int count, Request req_array[]); |
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113 | |
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114 | static int Waitsome(int incount, Request req_array[], |
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115 | int array_of_indices[], Status stat_array[]) ; |
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116 | |
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117 | static int Waitsome(int incount, Request req_array[], |
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118 | int array_of_indices[]); |
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119 | |
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120 | static int Testsome(int incount, Request req_array[], |
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121 | int array_of_indices[], Status stat_array[]); |
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122 | |
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123 | static int Testsome(int incount, Request req_array[], |
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124 | int array_of_indices[]); |
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125 | |
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126 | virtual void Cancel(void) const; |
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127 | |
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128 | virtual bool Get_status(Status& status) const; |
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129 | |
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130 | virtual bool Get_status() const; |
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131 | |
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132 | protected: |
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133 | #if ! 0 /* OMPI_ENABLE_MPI_PROFILING */ |
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134 | MPI_Request mpi_request; |
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135 | #endif |
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136 | |
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137 | private: |
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138 | |
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139 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
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140 | PMPI::Request pmpi_request; |
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141 | #endif |
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142 | |
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143 | }; |
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144 | |
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145 | |
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146 | class Prequest : public Request { |
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147 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
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148 | // friend class PMPI::Prequest; |
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149 | #endif |
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150 | public: |
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151 | |
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152 | Prequest() { } |
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153 | |
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154 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
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155 | Prequest(const Request& p) : Request(p), pmpi_request(p) { } |
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156 | |
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157 | Prequest(const PMPI::Prequest& r) : |
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158 | Request((const PMPI::Request&)r), |
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159 | pmpi_request(r) { } |
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160 | |
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161 | Prequest(const MPI_Request &i) : Request(i), pmpi_request(i) { } |
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162 | |
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163 | virtual ~Prequest() { } |
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164 | |
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165 | Prequest& operator=(const Request& r) { |
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166 | Request::operator=(r); |
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167 | pmpi_request = (PMPI::Prequest)r; return *this; } |
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168 | |
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169 | Prequest& operator=(const Prequest& r) { |
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170 | Request::operator=(r); |
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171 | pmpi_request = r.pmpi_request; return *this; } |
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172 | #else |
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173 | Prequest(const Request& p) : Request(p) { } |
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174 | |
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175 | Prequest(const MPI_Request &i) : Request(i) { } |
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176 | |
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177 | virtual ~Prequest() { } |
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178 | |
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179 | Prequest& operator=(const Request& r) { |
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180 | mpi_request = r; return *this; } |
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181 | |
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182 | Prequest& operator=(const Prequest& r) { |
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183 | mpi_request = r.mpi_request; return *this; } |
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184 | #endif |
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185 | |
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186 | virtual void Start(); |
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187 | |
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188 | static void Startall(int count, Prequest array_of_requests[]); |
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189 | |
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190 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
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191 | private: |
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192 | PMPI::Prequest pmpi_request; |
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193 | #endif |
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194 | }; |
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195 | |
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196 | |
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197 | // |
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198 | // Generalized requests |
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199 | // |
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200 | class Grequest : public MPI::Request { |
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201 | public: |
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202 | typedef int Query_function(void *, Status&); |
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203 | typedef int Free_function(void *); |
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204 | typedef int Cancel_function(void *, bool); |
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205 | |
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206 | Grequest() {} |
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207 | Grequest(const Request& req) : Request(req) {} |
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208 | Grequest(const MPI_Request &req) : Request(req) {} |
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209 | virtual ~Grequest() {} |
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210 | |
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211 | Grequest& operator=(const Request& req) { |
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212 | mpi_request = req; return(*this); |
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213 | } |
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214 | |
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215 | Grequest& operator=(const Grequest& req) { |
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216 | mpi_request = req.mpi_request; return(*this); |
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217 | } |
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218 | |
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219 | static Grequest Start(Query_function *, Free_function *, |
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220 | Cancel_function *, void *); |
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221 | |
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222 | virtual void Complete(); |
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223 | |
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224 | // |
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225 | // Type used for intercepting Generalized requests in the C++ layer so |
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226 | // that the type can be converted to C++ types before invoking the |
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227 | // user-specified C++ callbacks. |
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228 | // |
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229 | struct Intercept_data_t { |
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230 | void *id_extra; |
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231 | Grequest::Query_function *id_cxx_query_fn; |
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232 | Grequest::Free_function *id_cxx_free_fn; |
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233 | Grequest::Cancel_function *id_cxx_cancel_fn; |
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234 | }; |
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235 | }; |
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