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 Sun Microsystems, Inc. All rights reserved. |
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14 | |
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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 | // |
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24 | // Point-to-Point Communication |
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25 | // |
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26 | |
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27 | inline MPI::Datatype |
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28 | MPI::Datatype::Create_contiguous(int count) const |
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29 | { |
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30 | MPI_Datatype newtype; |
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31 | (void)MPI_Type_contiguous(count, mpi_datatype, &newtype); |
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32 | return newtype; |
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33 | } |
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34 | |
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35 | inline MPI::Datatype |
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36 | MPI::Datatype::Create_vector(int count, int blocklength, |
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37 | int stride) const |
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38 | { |
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39 | MPI_Datatype newtype; |
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40 | (void)MPI_Type_vector(count, blocklength, stride, mpi_datatype, &newtype); |
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41 | return newtype; |
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42 | } |
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43 | |
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44 | inline MPI::Datatype |
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45 | MPI::Datatype::Create_indexed(int count, |
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46 | const int array_of_blocklengths[], |
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47 | const int array_of_displacements[]) const |
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48 | { |
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49 | MPI_Datatype newtype; |
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50 | (void)MPI_Type_indexed(count, const_cast<int *>(array_of_blocklengths), |
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51 | const_cast<int *>(array_of_displacements), mpi_datatype, &newtype); |
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52 | return newtype; |
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53 | } |
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54 | |
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55 | inline MPI::Datatype |
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56 | MPI::Datatype::Create_struct(int count, const int array_of_blocklengths[], |
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57 | const MPI::Aint array_of_displacements[], |
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58 | const MPI::Datatype array_of_types[]) |
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59 | { |
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60 | MPI_Datatype newtype; |
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61 | int i; |
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62 | MPI_Datatype* type_array = new MPI_Datatype[count]; |
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63 | for (i=0; i < count; i++) |
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64 | type_array[i] = array_of_types[i]; |
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65 | |
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66 | (void)MPI_Type_create_struct(count, const_cast<int *>(array_of_blocklengths), |
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67 | const_cast<MPI_Aint*>(array_of_displacements), |
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68 | type_array, &newtype); |
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69 | delete[] type_array; |
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70 | return newtype; |
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71 | } |
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72 | |
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73 | inline MPI::Datatype |
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74 | MPI::Datatype::Create_hindexed(int count, const int array_of_blocklengths[], |
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75 | const MPI::Aint array_of_displacements[]) const |
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76 | { |
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77 | MPI_Datatype newtype; |
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78 | (void)MPI_Type_create_hindexed(count, const_cast<int *>(array_of_blocklengths), |
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79 | const_cast<MPI_Aint*>(array_of_displacements), |
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80 | mpi_datatype, &newtype) ; |
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81 | return newtype; |
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82 | } |
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83 | |
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84 | inline MPI::Datatype |
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85 | MPI::Datatype::Create_hvector(int count, int blocklength, |
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86 | MPI::Aint stride) const |
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87 | { |
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88 | MPI_Datatype newtype; |
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89 | (void)MPI_Type_create_hvector(count, blocklength, (MPI_Aint)stride, |
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90 | mpi_datatype, &newtype); |
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91 | |
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92 | return newtype; |
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93 | } |
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94 | |
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95 | inline MPI::Datatype |
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96 | MPI::Datatype::Create_indexed_block(int count, int blocklength, |
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97 | const int array_of_displacements[]) const |
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98 | { |
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99 | MPI_Datatype newtype; |
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100 | (void)MPI_Type_create_indexed_block(count, blocklength, const_cast<int *>(array_of_displacements), |
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101 | mpi_datatype, &newtype); |
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102 | return newtype; |
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103 | } |
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104 | |
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105 | inline MPI::Datatype |
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106 | MPI::Datatype::Create_resized(const MPI::Aint lb, const MPI::Aint extent) const |
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107 | { |
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108 | MPI_Datatype newtype; |
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109 | |
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110 | (void) MPI_Type_create_resized(mpi_datatype, lb, extent, &newtype); |
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111 | return(newtype); |
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112 | } |
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113 | |
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114 | inline int |
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115 | MPI::Datatype::Get_size() const |
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116 | { |
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117 | int size; |
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118 | (void)MPI_Type_size(mpi_datatype, &size); |
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119 | return size; |
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120 | } |
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121 | |
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122 | inline void |
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123 | MPI::Datatype::Get_extent(MPI::Aint& lb, MPI::Aint& extent) const |
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124 | { |
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125 | (void)MPI_Type_get_extent(mpi_datatype, &lb, &extent); |
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126 | } |
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127 | |
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128 | inline void |
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129 | MPI::Datatype::Get_true_extent(MPI::Aint& lb, MPI::Aint& extent) const |
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130 | { |
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131 | (void) MPI_Type_get_true_extent(mpi_datatype, &lb, &extent); |
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132 | } |
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133 | |
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134 | inline void |
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135 | MPI::Datatype::Commit() |
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136 | { |
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137 | (void)MPI_Type_commit(&mpi_datatype); |
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138 | } |
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139 | |
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140 | inline void |
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141 | MPI::Datatype::Pack(const void* inbuf, int incount, |
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142 | void *outbuf, int outsize, |
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143 | int& position, const MPI::Comm &comm) const |
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144 | { |
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145 | (void)MPI_Pack(const_cast<void *>(inbuf), incount, mpi_datatype, outbuf, |
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146 | outsize, &position, comm); |
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147 | } |
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148 | |
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149 | inline void |
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150 | MPI::Datatype::Unpack(const void* inbuf, int insize, |
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151 | void *outbuf, int outcount, int& position, |
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152 | const MPI::Comm& comm) const |
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153 | { |
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154 | (void)MPI_Unpack(const_cast<void *>(inbuf), insize, &position, |
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155 | outbuf, outcount, mpi_datatype, comm); |
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156 | } |
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157 | |
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158 | inline int |
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159 | MPI::Datatype::Pack_size(int incount, const MPI::Comm& comm) const |
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160 | { |
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161 | int size; |
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162 | (void)MPI_Pack_size(incount, mpi_datatype, comm, &size); |
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163 | return size; |
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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 | // Miscellany |
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169 | // |
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170 | |
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171 | inline MPI::Datatype |
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172 | MPI::Datatype::Create_subarray(int ndims, const int array_of_sizes[], |
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173 | const int array_of_subsizes[], |
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174 | const int array_of_starts[], int order) |
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175 | const |
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176 | { |
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177 | MPI_Datatype type; |
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178 | (void) MPI_Type_create_subarray(ndims, const_cast<int *>(array_of_sizes), |
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179 | const_cast<int *>(array_of_subsizes), |
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180 | const_cast<int *>(array_of_starts), |
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181 | order, mpi_datatype, &type); |
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182 | return type; |
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183 | } |
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184 | |
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185 | |
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186 | // |
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187 | // External Interfaces |
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188 | // |
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189 | |
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190 | |
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191 | inline MPI::Datatype |
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192 | MPI::Datatype::Dup() const |
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193 | { |
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194 | MPI_Datatype type; |
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195 | (void) MPI_Type_dup(mpi_datatype, &type); |
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196 | return type; |
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197 | } |
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198 | |
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199 | |
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200 | // 1) original Create_keyval that takes the first 2 arguments as C++ |
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201 | // functions |
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202 | inline int |
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203 | MPI::Datatype::Create_keyval(MPI::Datatype::Copy_attr_function* type_copy_attr_fn, |
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204 | MPI::Datatype::Delete_attr_function* type_delete_attr_fn, |
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205 | void* extra_state) |
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206 | { |
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207 | // Back-end function does the heavy lifting |
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208 | int ret, keyval; |
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209 | ret = do_create_keyval(NULL, NULL, |
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210 | type_copy_attr_fn, type_delete_attr_fn, |
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211 | extra_state, keyval); |
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212 | return (MPI_SUCCESS == ret) ? keyval : ret; |
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213 | } |
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214 | |
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215 | // 2) overload Create_keyval to take the first 2 arguments as C |
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216 | // functions |
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217 | inline int |
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218 | MPI::Datatype::Create_keyval(MPI_Type_copy_attr_function* type_copy_attr_fn, |
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219 | MPI_Type_delete_attr_function* type_delete_attr_fn, |
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220 | void* extra_state) |
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221 | { |
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222 | // Back-end function does the heavy lifting |
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223 | int ret, keyval; |
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224 | ret = do_create_keyval(type_copy_attr_fn, type_delete_attr_fn, |
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225 | NULL, NULL, |
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226 | extra_state, keyval); |
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227 | return (MPI_SUCCESS == ret) ? keyval : ret; |
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228 | } |
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229 | |
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230 | // 3) overload Create_keyval to take the first 2 arguments as C++ & C |
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231 | // functions |
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232 | inline int |
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233 | MPI::Datatype::Create_keyval(MPI::Datatype::Copy_attr_function* type_copy_attr_fn, |
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234 | MPI_Type_delete_attr_function* type_delete_attr_fn, |
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235 | void* extra_state) |
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236 | { |
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237 | // Back-end function does the heavy lifting |
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238 | int ret, keyval; |
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239 | ret = do_create_keyval(NULL, type_delete_attr_fn, |
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240 | type_copy_attr_fn, NULL, |
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241 | extra_state, keyval); |
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242 | return (MPI_SUCCESS == ret) ? keyval : ret; |
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243 | } |
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244 | |
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245 | // 4) overload Create_keyval to take the first 2 arguments as C & C++ |
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246 | // functions |
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247 | inline int |
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248 | MPI::Datatype::Create_keyval(MPI_Type_copy_attr_function* type_copy_attr_fn, |
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249 | MPI::Datatype::Delete_attr_function* type_delete_attr_fn, |
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250 | void* extra_state) |
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251 | { |
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252 | // Back-end function does the heavy lifting |
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253 | int ret, keyval; |
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254 | ret = do_create_keyval(type_copy_attr_fn, NULL, |
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255 | NULL, type_delete_attr_fn, |
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256 | extra_state, keyval); |
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257 | return (MPI_SUCCESS == ret) ? keyval : ret; |
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258 | } |
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259 | |
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260 | inline void |
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261 | MPI::Datatype::Delete_attr(int type_keyval) |
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262 | { |
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263 | (void) MPI_Type_delete_attr(mpi_datatype, type_keyval); |
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264 | } |
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265 | |
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266 | inline void |
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267 | MPI::Datatype::Free_keyval(int& type_keyval) |
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268 | { |
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269 | (void) MPI_Type_free_keyval(&type_keyval); |
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270 | } |
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271 | |
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272 | inline bool |
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273 | MPI::Datatype::Get_attr(int type_keyval, |
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274 | void* attribute_val) const |
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275 | { |
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276 | int ret; |
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277 | (void) MPI_Type_get_attr(mpi_datatype, type_keyval, attribute_val, &ret); |
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278 | return OPAL_INT_TO_BOOL(ret); |
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279 | } |
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280 | |
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281 | |
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282 | inline void |
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283 | MPI::Datatype::Get_contents(int max_integers, int max_addresses, |
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284 | int max_datatypes, int array_of_integers[], |
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285 | MPI::Aint array_of_addresses[], |
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286 | MPI::Datatype array_of_datatypes[]) const |
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287 | { |
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288 | int i; |
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289 | MPI_Datatype *c_datatypes = new MPI_Datatype[max_datatypes]; |
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290 | |
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291 | (void) MPI_Type_get_contents(mpi_datatype, max_integers, max_addresses, |
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292 | max_datatypes, |
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293 | const_cast<int *>(array_of_integers), |
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294 | const_cast<MPI_Aint*>(array_of_addresses), |
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295 | c_datatypes); |
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296 | // Convert the C MPI_Datatypes to the user's OUT MPI::Datatype |
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297 | // array parameter |
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298 | for (i = 0; i < max_datatypes; ++i) { |
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299 | array_of_datatypes[i] = c_datatypes[i]; |
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300 | } |
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301 | delete[] c_datatypes; |
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302 | } |
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303 | |
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304 | inline void |
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305 | MPI::Datatype::Get_envelope(int& num_integers, int& num_addresses, |
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306 | int& num_datatypes, int& combiner) const |
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307 | { |
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308 | (void) MPI_Type_get_envelope(mpi_datatype, &num_integers, &num_addresses, |
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309 | &num_datatypes, &combiner); |
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310 | } |
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311 | |
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312 | inline void |
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313 | MPI::Datatype::Get_name(char* type_name, int& resultlen) const |
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314 | { |
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315 | (void) MPI_Type_get_name(mpi_datatype, type_name, &resultlen); |
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316 | } |
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317 | |
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318 | inline void |
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319 | MPI::Datatype::Set_attr(int type_keyval, const void* attribute_val) |
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320 | { |
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321 | (void) MPI_Type_set_attr(mpi_datatype, type_keyval, const_cast<void *>(attribute_val)); |
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322 | } |
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323 | |
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324 | inline void |
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325 | MPI::Datatype::Set_name(const char* type_name) |
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326 | { |
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327 | (void) MPI_Type_set_name(mpi_datatype, const_cast<char *>(type_name)); |
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328 | } |
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329 | |
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330 | |
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331 | #if 0 |
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332 | // |
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333 | // User Defined Functions |
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334 | // |
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335 | |
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336 | typedef int MPI::Datatype::Copy_attr_function(const Datatype& oldtype, |
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337 | int type_keyval, |
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338 | void* extra_state, |
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339 | void* attribute_val_in, |
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340 | void* attribute_val_out, |
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341 | bool& flag); |
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342 | |
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343 | typedef int MPI::Datatype::Delete_attr_function(Datatype& type, |
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344 | int type_keyval, |
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345 | void* attribute_val, |
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346 | void* extra_state); |
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347 | #endif |
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