1 | /* |
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2 | * JCY |
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3 | * 07/2007 |
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4 | * Derived Datatype functions for mpi-serial |
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5 | */ |
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6 | |
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7 | #include "type.h" |
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8 | #include "mpiP.h" |
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9 | #include <stdlib.h> |
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10 | #include <stdio.h> |
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11 | #include <limits.h> |
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12 | |
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13 | #ifdef HAVE_CONFIG_H |
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14 | #include <config.h> |
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15 | #endif |
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16 | |
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17 | /* |
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18 | * NOTES: All MPI_ prefixed (public) functions operate |
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19 | * using the integer handle for a datatype. Most of these |
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20 | * functions are wrapper functions for a different function, |
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21 | * _not_ prefixed with MPI_. These functions translate the |
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22 | * handle to a pointer and call the non-MPI_ func. |
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23 | * |
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24 | * Fortran bindings use FC_FUNC, as defined in mpiP.h. |
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25 | */ |
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26 | |
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27 | |
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28 | /* |
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29 | * Wrapper for mpi_handle_to_ptr in handles.c |
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30 | * specific for datatype handles, which may be |
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31 | * predefined negative handles |
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32 | */ |
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33 | Datatype* mpi_handle_to_datatype(int handle) |
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34 | { |
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35 | if (handle < 0) |
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36 | return (Datatype*) &simpletypes[-1-handle]; |
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37 | else |
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38 | return (Datatype*) mpi_handle_to_ptr(handle); |
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39 | } |
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40 | |
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41 | /* |
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42 | * Calculate the epsilon value of typemap |
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43 | * using the largest element in the typemap |
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44 | */ |
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45 | |
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46 | int calc_padding(Datatype datatype) |
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47 | { |
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48 | long size_max = INT_MIN; |
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49 | long type_len; |
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50 | int i; |
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51 | //find the largest datatype size. The epsilon padding is (probably) based on this. |
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52 | |
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53 | for (i = 0; i < datatype->count; i++) |
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54 | { |
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55 | type_len = Simpletype_length(datatype->pairs[i].type); |
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56 | size_max = type_len > size_max ? type_len : size_max; |
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57 | } |
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58 | |
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59 | return size_max; |
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60 | } |
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61 | |
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62 | /* Retrieve size of any simple type |
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63 | * C sizes use sizeof the literal type |
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64 | * they represent. Fortran types are those |
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65 | * as defined in type.h |
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66 | */ |
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67 | |
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68 | int Simpletype_length(Simpletype t) |
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69 | { |
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70 | switch(t) |
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71 | { |
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72 | case SIMPLE_CHAR: |
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73 | return sizeof(char); break; |
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74 | case SIMPLE_SHORT: |
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75 | return sizeof(short); break; |
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76 | case SIMPLE_INT: |
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77 | return sizeof(int); break; |
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78 | case SIMPLE_LONG: |
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79 | return sizeof(long); break; |
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80 | case SIMPLE_UCHAR: |
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81 | return sizeof(unsigned char); break; |
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82 | case SIMPLE_USHORT: |
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83 | return sizeof(unsigned short); break; |
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84 | case SIMPLE_UINT: |
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85 | return sizeof(unsigned int); break; |
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86 | case SIMPLE_ULONG: |
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87 | return sizeof(unsigned long); break; |
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88 | case SIMPLE_FLOAT: |
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89 | return sizeof(float); break; |
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90 | case SIMPLE_DOUBLE: |
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91 | return sizeof(double); break; |
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92 | case SIMPLE_LDOUBLE: |
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93 | return sizeof(long double); break; |
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94 | case SIMPLE_BYTE: |
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95 | return sizeof(char); break; |
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96 | case SIMPLE_FINTEGER: |
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97 | return FSIZE_INTEGER; break; |
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98 | case SIMPLE_FREAL: |
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99 | return FSIZE_REAL; break; |
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100 | case SIMPLE_FDPRECISION: |
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101 | return FSIZE_DPRECISION; break; |
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102 | case SIMPLE_FCOMPLEX: |
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103 | return FSIZE_COMPLEX; break; |
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104 | case SIMPLE_FDCOMPLEX: |
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105 | return FSIZE_DCOMPLEX; break; |
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106 | case SIMPLE_FLOGICAL: |
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107 | return FSIZE_LOGICAL; break; |
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108 | case SIMPLE_FCHARACTER: |
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109 | return FSIZE_CHARACTER; break; |
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110 | case SIMPLE_FINTEGER1: |
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111 | return 1; break; |
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112 | case SIMPLE_FINTEGER2: |
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113 | return 2; break; |
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114 | case SIMPLE_FINTEGER4: |
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115 | return 4; break; |
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116 | case SIMPLE_FINTEGER8: |
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117 | return 8; break; |
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118 | case SIMPLE_FREAL4: |
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119 | return 4; break; |
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120 | case SIMPLE_FREAL8: |
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121 | return 8; break; |
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122 | case SIMPLE_FREAL16: |
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123 | return 16; break; |
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124 | case SIMPLE_FCOMPLEX8: |
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125 | return 8; break; |
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126 | case SIMPLE_FCOMPLEX16: |
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127 | return 16; break; |
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128 | case SIMPLE_FCOMPLEX32: |
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129 | return 32; break; |
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130 | case SIMPLE_LONGLONG: |
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131 | return sizeof(long long); break; |
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132 | case SIMPLE_ULONGLONG: |
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133 | return sizeof(unsigned long long); break; |
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134 | case SIMPLE_OFFSET: |
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135 | return sizeof(MPI_Offset); break; |
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136 | |
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137 | default: |
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138 | printf("Invalid simple type\n"); |
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139 | exit(1); |
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140 | } |
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141 | } |
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142 | |
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143 | /* |
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144 | * calculates the lower bound of a datatype using typemap |
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145 | * (This gives no regard to MPI_LB, but rather uses only displacements) |
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146 | */ |
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147 | long calc_lb(Datatype type) |
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148 | { |
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149 | int i; |
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150 | int min_disp = INT_MAX; |
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151 | typepair * tp; |
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152 | |
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153 | for(i =0; i < type->count; i++) |
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154 | { |
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155 | tp = type->pairs+i; |
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156 | min_disp = tp->disp < min_disp |
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157 | ? tp->disp |
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158 | : min_disp; |
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159 | } |
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160 | return min_disp; |
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161 | } |
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162 | |
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163 | /* |
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164 | * Calculate upper bound using typemap |
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165 | * (Gives no regard to MPI_UB, just calculates |
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166 | * highest displacement+size of its respective data type) |
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167 | */ |
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168 | long calc_ub(Datatype type) |
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169 | { |
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170 | int i; |
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171 | long max_disp = INT_MIN; |
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172 | typepair * tp; |
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173 | |
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174 | for(i = 0; i < type->count; i++) |
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175 | { |
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176 | tp = type->pairs+i; |
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177 | max_disp = tp->disp + Simpletype_length(tp->type) > max_disp |
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178 | ? tp->disp + Simpletype_length(tp->type) |
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179 | : max_disp; |
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180 | } |
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181 | |
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182 | return max_disp; |
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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 | /* MPI_Type_struct is the most general type constructor that |
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188 | * does the common work other constructors. |
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189 | * All other type constructors call this function. |
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190 | */ |
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191 | |
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192 | FC_FUNC( mpi_type_struct, MPI_TYPE_STRUCT ) |
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193 | (int * count, int * blocklens, long * displacements, |
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194 | int *oldtypes_ptr, int *newtype, int *ierror) |
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195 | { |
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196 | *ierror=MPI_Type_struct(*count, blocklens, displacements, |
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197 | oldtypes_ptr, newtype); |
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198 | } |
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199 | |
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200 | /* Public function, wrapper for Type_struct that translates handle to |
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201 | * pointer (see NOTES at top of file) |
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202 | */ |
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203 | int MPI_Type_struct(int count, int * blocklens, MPI_Aint * displacements, |
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204 | MPI_Datatype *oldtypes, MPI_Datatype *newtype) |
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205 | { |
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206 | int i; |
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207 | Datatype oldtypes_ptr[count]; |
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208 | Datatype * newtype_ptr; |
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209 | |
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210 | for (i = 0; i < count; i++) |
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211 | { |
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212 | oldtypes_ptr[i] = *(Datatype*) mpi_handle_to_datatype(oldtypes[i]); |
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213 | } |
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214 | |
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215 | mpi_alloc_handle(newtype, (void**) &newtype_ptr); |
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216 | |
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217 | return Type_struct(count, blocklens, displacements, |
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218 | oldtypes_ptr, newtype_ptr); |
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219 | } |
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220 | |
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221 | int Type_struct(int count, int * blocklens, MPI_Aint * displacements, |
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222 | Datatype *oldtypes_ptr, Datatype *newtype) |
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223 | { |
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224 | int i, j, k; |
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225 | Datatype temp, temp2; |
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226 | int newcount; |
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227 | char override_lower = 0, //whether to override |
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228 | override_upper = 0; |
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229 | MPI_Aint new_lb = LONG_MAX, |
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230 | new_ub = LONG_MIN, |
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231 | clb, cub; //calculated lb and ub |
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232 | int simpletype_count = 0; //total additional blocks for malloc |
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233 | MPI_Aint tmp_offset; //for contiguous blocks of type |
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234 | MPI_Aint extent; |
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235 | |
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236 | // find the total number of elements in the typemap we need to add. |
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237 | for (i = 0; i < count; i++) |
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238 | { |
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239 | //check for MPI_UB or MPI_LB. These types are special |
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240 | // cases and will be skipped over |
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241 | |
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242 | temp2 = oldtypes_ptr[i]; |
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243 | if (temp2->pairs[0].type == SIMPLE_LOWER) |
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244 | { |
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245 | //found MPI_LB. This is a candidate for the actual lb |
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246 | if (new_lb > displacements[i]) |
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247 | new_lb = displacements[i]; |
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248 | override_lower = 1; |
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249 | } |
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250 | else if (temp2->pairs[0].type == SIMPLE_UPPER) |
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251 | { |
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252 | //same as above, but ub |
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253 | if (new_ub < displacements[i]) |
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254 | new_ub = displacements[i]; |
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255 | override_upper = 1; |
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256 | } |
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257 | else |
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258 | { |
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259 | //this is not MPI_LB or MPI_UB |
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260 | //However it may still have overriding bounds |
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261 | //Test for these and add its size to the typemap. |
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262 | |
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263 | if (temp2->o_lb) |
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264 | // this type's lb has been overridden. |
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265 | // ONLY an overriding lb can be the actual lb now. |
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266 | override_lower = 1; |
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267 | if (temp2->o_ub) |
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268 | //same as above, but ub |
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269 | override_upper = 1; |
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270 | |
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271 | simpletype_count += blocklens[i] * oldtypes_ptr[i]->count; |
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272 | } |
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273 | } |
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274 | temp = malloc(sizeof(Typestruct) + |
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275 | ((simpletype_count-1) * sizeof(typepair))); |
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276 | |
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277 | temp->count = simpletype_count; |
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278 | |
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279 | i = 0; //old type's index |
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280 | newcount = 0; //new type's index |
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281 | |
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282 | while (i < count) |
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283 | { |
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284 | tmp_offset = 0; |
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285 | |
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286 | temp2 = oldtypes_ptr[i]; |
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287 | |
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288 | //test for previous MPI_LB or MPI_UB in one of the comprising types. |
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289 | //If found, skip over. |
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290 | if (!((temp2->pairs[0].type == SIMPLE_LOWER) || |
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291 | (temp2->pairs[0].type == SIMPLE_UPPER))) |
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292 | { |
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293 | for (j = 0; j < blocklens[i]; j++) |
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294 | { |
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295 | //Copy the old type's typemap and merge into the new type |
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296 | //by a "flattening" process |
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297 | Type_extent((Datatype) oldtypes_ptr[i], &extent); |
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298 | |
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299 | tmp_offset = j * extent; |
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300 | |
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301 | if (temp2->o_lb && temp2->lb+displacements[i]+tmp_offset < new_lb) |
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302 | new_lb = temp2->lb+displacements[i]+tmp_offset; |
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303 | if (temp2->o_ub && temp2->ub+displacements[i]+tmp_offset > new_ub) |
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304 | { |
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305 | new_ub = temp2->ub+displacements[i]+tmp_offset; |
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306 | } |
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307 | |
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308 | for (k = 0; k < oldtypes_ptr[i]->count; k++) |
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309 | { |
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310 | Copy_type( (typepair*) oldtypes_ptr[i]->pairs+k, |
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311 | (typepair*) (temp->pairs+newcount)); |
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312 | |
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313 | |
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314 | ((typepair*) temp->pairs+(newcount))->disp += |
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315 | displacements[i] + tmp_offset; |
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316 | newcount++; |
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317 | } |
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318 | } |
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319 | } |
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320 | i++; |
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321 | } |
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322 | //type is NOT committed |
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323 | temp->committed = 0; |
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324 | |
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325 | //assign upper and lower bounds here |
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326 | if (override_lower) |
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327 | { |
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328 | //use lowest previous overridden lower bound |
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329 | temp->o_lb = 1; |
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330 | temp->lb = new_lb; |
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331 | } |
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332 | else |
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333 | { |
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334 | //use calculation |
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335 | temp->lb = calc_lb(temp); |
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336 | } |
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337 | |
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338 | if (override_upper) |
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339 | { |
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340 | temp->o_ub = 1; |
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341 | temp->ub = new_ub; |
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342 | } |
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343 | else |
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344 | { |
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345 | temp->ub = calc_ub(temp); |
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346 | } |
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347 | |
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348 | *newtype = temp; |
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349 | temp = MPI_DATATYPE_NULL; |
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350 | |
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351 | return MPI_SUCCESS; |
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352 | } |
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353 | |
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354 | /*******************************************************/ |
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355 | /* MPI_Type_contiguous. Create count copies of a type. |
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356 | * this creates arrays of the singleton arguments and use them to call |
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357 | * MPI_Type_struct() |
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358 | */ |
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359 | |
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360 | FC_FUNC( mpi_type_contiguous, MPI_TYPE_CONTIGUOUS ) |
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361 | (int *count, int *oldtype, int * newtype, int * ierr) |
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362 | { |
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363 | *ierr = MPI_Type_contiguous(*count, *oldtype, newtype); |
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364 | } |
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365 | |
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366 | int MPI_Type_contiguous(int count, MPI_Datatype old, MPI_Datatype * new) |
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367 | { |
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368 | int ret; |
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369 | Datatype old_ptr = *(Datatype*) mpi_handle_to_datatype(old); |
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370 | Datatype * new_ptr; |
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371 | |
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372 | mpi_alloc_handle(new, (void**) &new_ptr); |
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373 | |
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374 | return Type_contiguous(count, old_ptr, new_ptr); |
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375 | } |
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376 | |
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377 | int Type_contiguous(int count, Datatype oldtype, Datatype *newtype) |
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378 | { |
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379 | int i; |
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380 | int blocklengths[count]; |
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381 | Datatype oldtypes[count]; |
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382 | MPI_Aint offsets[count]; |
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383 | MPI_Aint extent; |
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384 | |
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385 | //each copy is strided by the extent of the datatype. |
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386 | // Calculate that here. |
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387 | Type_extent(oldtype, &extent); |
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388 | for (i = 0; i < count; i++) |
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389 | { |
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390 | blocklengths[i] = 1; |
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391 | offsets[i] = extent * i; |
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392 | oldtypes[i] = oldtype; |
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393 | } |
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394 | return Type_struct(count, blocklengths, offsets, oldtypes, newtype); |
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395 | } |
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396 | |
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397 | /*************************/ |
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398 | /* Type_vector |
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399 | */ |
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400 | |
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401 | FC_FUNC( mpi_type_vector, MPI_TYPE_VECTOR ) |
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402 | (int * count, int * blocklen, int * stride, |
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403 | int * oldtype, int * newtype, int * ierr) |
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404 | { |
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405 | *ierr = MPI_Type_vector(*count, *blocklen, *stride, *oldtype, newtype); |
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406 | } |
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407 | |
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408 | int MPI_Type_vector(int count, int blocklen, int stride, |
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409 | MPI_Datatype oldtype, MPI_Datatype * newtype) |
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410 | { |
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411 | Datatype old_ptr = *(Datatype*) mpi_handle_to_datatype(oldtype); |
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412 | Datatype * new_ptr; |
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413 | |
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414 | mpi_alloc_handle(newtype, (void**) &new_ptr); |
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415 | |
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416 | return Type_vector(count, blocklen, stride, old_ptr, new_ptr); |
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417 | } |
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418 | |
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419 | |
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420 | int Type_vector(int count, int blocklen, int stride, |
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421 | Datatype oldtype, Datatype *newtype) |
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422 | { |
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423 | MPI_Aint extent; |
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424 | MPI_Aint bstride; |
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425 | |
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426 | Type_extent(oldtype, &extent); |
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427 | bstride = stride * extent; |
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428 | |
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429 | return Type_hvector(count, blocklen, bstride, oldtype, newtype); |
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430 | } |
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431 | |
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432 | /*******************************************************/ |
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433 | |
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434 | FC_FUNC( mpi_type_hvector, MPI_TYPE_HVECTOR ) |
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435 | (int * count, long * blocklen, long * stride, |
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436 | int * oldtype, int * newtype, int * ierr) |
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437 | { |
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438 | *ierr = MPI_Type_hvector(*count, *blocklen, *stride, *oldtype, newtype); |
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439 | } |
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440 | |
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441 | int MPI_Type_hvector(int count, int blocklen, MPI_Aint stride, |
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442 | MPI_Datatype oldtype, MPI_Datatype * newtype) |
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443 | { |
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444 | Datatype old_ptr = *(Datatype*) mpi_handle_to_datatype(oldtype); |
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445 | Datatype * new_ptr; |
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446 | |
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447 | mpi_alloc_handle(newtype, (void**) &new_ptr); |
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448 | return Type_hvector(count, blocklen, stride, old_ptr, new_ptr); |
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449 | } |
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450 | |
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451 | FC_FUNC( mpi_type_create_hvector, MPI_TYPE_CREATE_HVECTOR ) |
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452 | (int * count, long * blocklen, long * stride, |
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453 | int * oldtype, int * newtype, int * ierr) |
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454 | { |
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455 | *ierr = MPI_Type_create_hvector(*count, *blocklen, *stride, *oldtype, newtype); |
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456 | } |
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457 | |
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458 | int MPI_Type_create_hvector(int count, int blocklen, MPI_Aint stride, |
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459 | MPI_Datatype oldtype, MPI_Datatype * newtype) |
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460 | { |
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461 | Datatype old_ptr = *(Datatype*) mpi_handle_to_datatype(oldtype); |
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462 | Datatype * new_ptr; |
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463 | |
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464 | mpi_alloc_handle(newtype, (void**) &new_ptr); |
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465 | return Type_hvector(count, blocklen, stride, old_ptr, new_ptr); |
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466 | } |
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467 | |
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468 | |
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469 | int Type_hvector(int count, int blocklen, MPI_Aint stride, |
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470 | Datatype oldtype, Datatype *newtype) |
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471 | { |
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472 | int i; |
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473 | int blocklengths[count]; |
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474 | Datatype oldtypes[count]; |
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475 | MPI_Aint offsets[count]; |
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476 | MPI_Aint extent; |
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477 | |
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478 | Type_extent(oldtype, &extent); |
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479 | for (i = 0; i < count; i++) |
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480 | { |
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481 | blocklengths[i] = blocklen; |
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482 | offsets[i] = stride * i; |
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483 | oldtypes[i] = oldtype; |
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484 | } |
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485 | |
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486 | return Type_struct(count, blocklengths, offsets, oldtypes, newtype); |
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487 | } |
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488 | |
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489 | /*******************************************************/ |
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490 | |
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491 | FC_FUNC( mpi_type_indexed, MPI_TYPE_INDEXED ) |
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492 | (int * count, int * blocklens, int * displacements, |
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493 | int * oldtype, int * newtype, int * ierr) |
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494 | { |
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495 | *ierr = MPI_Type_indexed(*count, blocklens, displacements, *oldtype, newtype); |
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496 | } |
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497 | |
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498 | |
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499 | int MPI_Type_indexed(int count, int *blocklens, int *displacements, |
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500 | MPI_Datatype oldtype, MPI_Datatype * newtype) |
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501 | { |
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502 | Datatype old_ptr = *(Datatype*) mpi_handle_to_datatype(oldtype); |
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503 | Datatype * new_ptr; |
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504 | |
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505 | mpi_alloc_handle(newtype, (void**) &new_ptr); |
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506 | return Type_indexed(count, blocklens, displacements, old_ptr, new_ptr); |
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507 | } |
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508 | |
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509 | int Type_indexed(int count, int *blocklens, int *displacements, |
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510 | Datatype oldtype, Datatype *newtype) |
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511 | { |
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512 | int i; |
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513 | MPI_Aint extent; |
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514 | MPI_Aint bdisps[count]; |
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515 | |
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516 | for (i = 0; i < count; i++) |
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517 | { |
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518 | Type_extent(oldtype, &extent); |
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519 | bdisps[i] = displacements[i] * extent; |
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520 | } |
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521 | |
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522 | return Type_hindexed(count, blocklens, bdisps, oldtype, newtype); |
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523 | } |
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524 | |
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525 | /*******************************************************/ |
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526 | |
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527 | FC_FUNC( mpi_type_create_indexed_block, MPI_TYPE_CREATE_INDEXED_BLOCK ) |
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528 | (int * count, int * blocklen, int * displacements, |
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529 | int * oldtype, int * newtype, int * ierr) |
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530 | { |
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531 | *ierr = MPI_Type_create_indexed_block(*count, *blocklen, displacements, |
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532 | *oldtype, newtype); |
---|
533 | } |
---|
534 | |
---|
535 | int MPI_Type_create_indexed_block(int count, int blocklen, int *displacements, |
---|
536 | MPI_Datatype oldtype, MPI_Datatype * newtype) |
---|
537 | { |
---|
538 | int ret; |
---|
539 | Datatype old_ptr = *(Datatype*) mpi_handle_to_datatype(oldtype); |
---|
540 | Datatype * new_ptr; |
---|
541 | |
---|
542 | mpi_alloc_handle(newtype, (void**) &new_ptr); |
---|
543 | return Type_create_indexed_block(count, blocklen, displacements, old_ptr, new_ptr); |
---|
544 | } |
---|
545 | |
---|
546 | int Type_create_indexed_block(int count, int blocklen, int *displacements, |
---|
547 | Datatype oldtype, Datatype *newtype) |
---|
548 | { |
---|
549 | int i; |
---|
550 | int blocklens[count]; |
---|
551 | |
---|
552 | for (i = 0; i < count; i++) |
---|
553 | blocklens[i] = blocklen; |
---|
554 | |
---|
555 | return Type_indexed(count, blocklens, displacements, oldtype, newtype); |
---|
556 | } |
---|
557 | |
---|
558 | /*******************************************************/ |
---|
559 | |
---|
560 | FC_FUNC( mpi_type_hindexed, MPI_TYPE_HINDEXED ) |
---|
561 | (int * count, int * blocklens, MPI_Aint * displacements, |
---|
562 | int * oldtype, int * newtype, int * ierr) |
---|
563 | { |
---|
564 | *ierr = MPI_Type_hindexed(*count, blocklens, displacements, |
---|
565 | *oldtype, newtype); |
---|
566 | } |
---|
567 | |
---|
568 | int MPI_Type_hindexed(int count, int *blocklens, MPI_Aint * disps, |
---|
569 | MPI_Datatype oldtype, MPI_Datatype * newtype) |
---|
570 | { |
---|
571 | Datatype old_ptr = *(Datatype*) mpi_handle_to_datatype(oldtype); |
---|
572 | Datatype * new_ptr; |
---|
573 | |
---|
574 | mpi_alloc_handle(newtype, (void**) &new_ptr); |
---|
575 | return Type_hindexed(count, blocklens, disps, old_ptr, new_ptr); |
---|
576 | } |
---|
577 | |
---|
578 | int Type_hindexed(int count, int *blocklens, MPI_Aint *displacements, |
---|
579 | Datatype oldtype, Datatype *newtype) |
---|
580 | { |
---|
581 | int i; |
---|
582 | Datatype oldtypes[count]; |
---|
583 | |
---|
584 | for (i = 0; i < count; i++) |
---|
585 | { |
---|
586 | oldtypes[i] = oldtype; |
---|
587 | } |
---|
588 | |
---|
589 | return Type_struct(count, blocklens, displacements, oldtypes, newtype); |
---|
590 | } |
---|
591 | |
---|
592 | |
---|
593 | /*******************************************************/ |
---|
594 | |
---|
595 | int Type_dup(Datatype oldtype, Datatype *newtype) |
---|
596 | { |
---|
597 | int i; |
---|
598 | //create a deep copy of given Datatype |
---|
599 | newtype = malloc(sizeof(oldtype)); |
---|
600 | (*newtype)->committed = oldtype->committed; |
---|
601 | (*newtype)->lb = oldtype->lb; |
---|
602 | (*newtype)->ub = oldtype->ub; |
---|
603 | (*newtype)->o_lb = oldtype->o_lb; |
---|
604 | (*newtype)->o_ub = oldtype->o_ub; |
---|
605 | |
---|
606 | for (i = 0; i < oldtype->count; i++) |
---|
607 | { |
---|
608 | Copy_type((typepair*) oldtype->pairs + i, |
---|
609 | (typepair*) (*newtype)->pairs + i ); |
---|
610 | } |
---|
611 | } |
---|
612 | |
---|
613 | /* copy_type: Creates a deep copy of source typepair into dest |
---|
614 | */ |
---|
615 | int Copy_type(typepair *source, typepair *dest) |
---|
616 | { |
---|
617 | dest->type = source->type; |
---|
618 | dest->disp = source->disp; |
---|
619 | } |
---|
620 | |
---|
621 | /* MPI_Type_size: Returns the sum of the lengths of each simple |
---|
622 | * type that makes up the data type argument |
---|
623 | */ |
---|
624 | FC_FUNC( mpi_type_size, MPI_TYPE_SIZE )(int * type, int * size, int * ierr) |
---|
625 | { |
---|
626 | *ierr=MPI_Type_size(*type, size); |
---|
627 | } |
---|
628 | |
---|
629 | int MPI_Type_size(MPI_Datatype type, int * size) |
---|
630 | { |
---|
631 | Datatype type_ptr = *(Datatype*) mpi_handle_to_datatype(type); |
---|
632 | return Type_size(type_ptr, size); |
---|
633 | } |
---|
634 | |
---|
635 | int Type_size(Datatype type, int * size) |
---|
636 | { |
---|
637 | int i; |
---|
638 | *size = 0; |
---|
639 | for (i=0; i < type->count; i++) |
---|
640 | *size += Simpletype_length(type->pairs[i].type); |
---|
641 | |
---|
642 | |
---|
643 | return MPI_SUCCESS; |
---|
644 | } |
---|
645 | /* MPI_Type_lb: Returns the lower bound (which may be overridden |
---|
646 | * or calculated) |
---|
647 | */ |
---|
648 | FC_FUNC( mpi_type_lb, MPI_TYPE_LB )(int * type, long * lb, int * ierr) |
---|
649 | { |
---|
650 | *ierr = MPI_Type_lb(*type, lb); |
---|
651 | } |
---|
652 | |
---|
653 | int MPI_Type_lb(MPI_Datatype type, MPI_Aint * lb) |
---|
654 | { |
---|
655 | Datatype type_ptr = *(Datatype*) mpi_handle_to_datatype(type); |
---|
656 | |
---|
657 | return Type_lb(type_ptr, lb); |
---|
658 | } |
---|
659 | |
---|
660 | int Type_lb(Datatype type, MPI_Aint * lb) |
---|
661 | { |
---|
662 | *lb = type->lb; |
---|
663 | } |
---|
664 | |
---|
665 | /* MPI_Type_ub: Return upper bound (which may be overridden |
---|
666 | * or calculated |
---|
667 | */ |
---|
668 | FC_FUNC( mpi_type_ub, MPI_TYPE_UB )(int * type, long * ub, int * ierr) |
---|
669 | { |
---|
670 | *ierr = MPI_Type_ub(*type, ub); |
---|
671 | } |
---|
672 | |
---|
673 | int MPI_Type_ub(MPI_Datatype type, MPI_Aint * ub) |
---|
674 | { |
---|
675 | Datatype type_ptr = *(Datatype*) mpi_handle_to_datatype(type); |
---|
676 | |
---|
677 | return Type_ub(type_ptr, ub); |
---|
678 | } |
---|
679 | |
---|
680 | int Type_ub(Datatype type, MPI_Aint * ub) |
---|
681 | { |
---|
682 | *ub = type->ub; |
---|
683 | } |
---|
684 | |
---|
685 | /* MPI_Get_address |
---|
686 | * MPI_Address |
---|
687 | * Return address of an object |
---|
688 | */ |
---|
689 | FC_FUNC( mpi_get_address, MPI_ADDRESS )(void * loc, long * address, int * ierr) |
---|
690 | { |
---|
691 | *ierr = FGet_address(loc, address); |
---|
692 | } |
---|
693 | |
---|
694 | FC_FUNC( mpi_address, MPI_ADDRESS )(void * loc, long * address, int * ierr) |
---|
695 | { |
---|
696 | *address = (long) loc; |
---|
697 | *ierr = FGet_address(loc, address); |
---|
698 | } |
---|
699 | |
---|
700 | int FGet_address(void * loc, long * address, int * ierr) |
---|
701 | { |
---|
702 | *address = (long) loc; |
---|
703 | return MPI_SUCCESS; |
---|
704 | } |
---|
705 | |
---|
706 | int MPI_Address(void * loc, MPI_Aint * address) |
---|
707 | { |
---|
708 | return MPI_Get_address(loc, address); |
---|
709 | } |
---|
710 | |
---|
711 | int MPI_Get_address(void * loc, MPI_Aint * address) |
---|
712 | { |
---|
713 | *address = (MPI_Aint) loc; |
---|
714 | return MPI_SUCCESS; |
---|
715 | } |
---|
716 | |
---|
717 | /* MPI_Type_extent: return ub-lb, plus padding |
---|
718 | */ |
---|
719 | FC_FUNC( mpi_type_extent, MPI_TYPE_EXTENT)(int * type, long * extent, int * ierr) |
---|
720 | { |
---|
721 | *ierr = MPI_Type_extent(*type, extent); |
---|
722 | } |
---|
723 | |
---|
724 | int MPI_Type_extent(MPI_Datatype type, MPI_Aint * extent) |
---|
725 | { |
---|
726 | Datatype type_ptr = *(Datatype*) mpi_handle_to_datatype(type); |
---|
727 | |
---|
728 | return Type_extent(type_ptr, extent); |
---|
729 | } |
---|
730 | |
---|
731 | int Type_extent(Datatype datatype, MPI_Aint * extent) |
---|
732 | { |
---|
733 | |
---|
734 | if (!(datatype->o_lb || datatype->o_ub)) |
---|
735 | { |
---|
736 | int epsilon = calc_padding(datatype); |
---|
737 | //current epsilon value is based off of largest datatype size |
---|
738 | int mod = (datatype->ub - datatype->lb) % epsilon; |
---|
739 | if (mod == 0) |
---|
740 | epsilon = 0; |
---|
741 | else |
---|
742 | epsilon = epsilon - mod; |
---|
743 | *extent = (datatype->ub - datatype->lb) + epsilon; |
---|
744 | } |
---|
745 | else |
---|
746 | { |
---|
747 | *extent = datatype->ub - datatype->lb; |
---|
748 | } |
---|
749 | |
---|
750 | return MPI_SUCCESS; |
---|
751 | } |
---|
752 | |
---|
753 | /* True_extent returns an extent based only on |
---|
754 | * calculated upper and lower bound, regardless of any |
---|
755 | * override using MPI_LB or MPI_UB |
---|
756 | */ |
---|
757 | int Type_get_true_extent(Datatype type, MPI_Aint * extent) |
---|
758 | { |
---|
759 | long epsilon = calc_padding(type); |
---|
760 | long ub = calc_ub(type); |
---|
761 | long lb = calc_lb(type); |
---|
762 | //current epsilon value is based off of largest datatype size |
---|
763 | long mod = (ub - lb) % epsilon; |
---|
764 | if (mod == 0) |
---|
765 | epsilon = 0; |
---|
766 | else |
---|
767 | epsilon = epsilon - mod; |
---|
768 | *extent = (ub - lb) + epsilon; |
---|
769 | |
---|
770 | return MPI_SUCCESS; |
---|
771 | } |
---|
772 | |
---|
773 | /***********************/ |
---|
774 | |
---|
775 | FC_FUNC( mpi_type_commit, MPI_TYPE_COMMIT )(int * datatype, int * ierr) |
---|
776 | { |
---|
777 | *ierr = MPI_Type_commit(datatype); |
---|
778 | } |
---|
779 | |
---|
780 | int MPI_Type_commit(MPI_Datatype * datatype) |
---|
781 | { |
---|
782 | Datatype type_ptr = *(Datatype*) mpi_handle_to_datatype(*datatype); |
---|
783 | (type_ptr)->committed = 1; |
---|
784 | |
---|
785 | return MPI_SUCCESS; |
---|
786 | } |
---|
787 | |
---|
788 | /**********************/ |
---|
789 | FC_FUNC( mpi_type_free, MPI_TYPE_FREE )(int * datatype, int * ierr) |
---|
790 | { |
---|
791 | *ierr = MPI_Type_free(datatype); |
---|
792 | } |
---|
793 | |
---|
794 | int MPI_Type_free(MPI_Datatype * datatype) |
---|
795 | { |
---|
796 | Datatype type_ptr = *(Datatype*) mpi_handle_to_datatype(*datatype); |
---|
797 | free(type_ptr); |
---|
798 | type_ptr = MPI_DATATYPE_NULL; |
---|
799 | |
---|
800 | mpi_free_handle(*datatype); |
---|
801 | |
---|
802 | return MPI_SUCCESS; |
---|
803 | } |
---|
804 | |
---|
805 | /* Print_typemap is used in test programs only when |
---|
806 | * --enable-test-internal is enabled in configure. |
---|
807 | */ |
---|
808 | |
---|
809 | #ifdef TEST_INTERNAL |
---|
810 | FC_FUNC( print_typemap, PRINT_TYPEMAP )(int * type, int * ierr) |
---|
811 | { |
---|
812 | *ierr = print_typemap(*type); |
---|
813 | } |
---|
814 | |
---|
815 | int print_typemap(MPI_Datatype type) |
---|
816 | { |
---|
817 | Datatype type_ptr = *(Datatype*) mpi_handle_to_datatype(type); |
---|
818 | |
---|
819 | return Pprint_typemap(type_ptr); |
---|
820 | } |
---|
821 | |
---|
822 | int Pprint_typemap(Datatype type) |
---|
823 | { |
---|
824 | int i; |
---|
825 | MPI_Aint extent; |
---|
826 | Type_extent(type, &extent); |
---|
827 | |
---|
828 | printf("Type with %d type pairs.\n>> lb is %d\n>> ub is %d\n>>" |
---|
829 | "Extent is %d\n>>Epsilon based on %d\nTypemap: \n{", |
---|
830 | type->count, type->lb, type->ub, extent, calc_padding(type)); |
---|
831 | |
---|
832 | for (i = 0; i < type->count; i++) |
---|
833 | { |
---|
834 | printf("(t%d:%d, o%d)", type->pairs[i].type, |
---|
835 | Simpletype_length(type->pairs[i].type), |
---|
836 | type->pairs[i].disp); |
---|
837 | |
---|
838 | if (i != type->count-1) |
---|
839 | printf(", "); |
---|
840 | } |
---|
841 | printf("}\n"); |
---|
842 | |
---|
843 | return MPI_SUCCESS; |
---|
844 | } |
---|
845 | #endif //TEST_INTERNAL |
---|
846 | |
---|