1 | !> @file transpose.f90 |
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2 | !------------------------------------------------------------------------------! |
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3 | ! This file is part of PALM. |
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4 | ! |
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5 | ! PALM is free software: you can redistribute it and/or modify it under the |
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6 | ! terms of the GNU General Public License as published by the Free Software |
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7 | ! Foundation, either version 3 of the License, or (at your option) any later |
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8 | ! version. |
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9 | ! |
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10 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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13 | ! |
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14 | ! You should have received a copy of the GNU General Public License along with |
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15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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16 | ! |
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17 | ! Copyright 1997-2017 Leibniz Universitaet Hannover |
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18 | !------------------------------------------------------------------------------! |
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19 | ! |
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20 | ! Current revisions: |
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21 | ! ----------------- |
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22 | ! OpenACC directives removed |
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23 | ! |
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24 | ! Former revisions: |
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25 | ! ----------------- |
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26 | ! $Id: transpose.f90 2118 2017-01-17 16:38:49Z raasch $ |
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27 | ! |
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28 | ! 2000 2016-08-20 18:09:15Z knoop |
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29 | ! Forced header and separation lines into 80 columns |
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30 | ! |
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31 | ! 1682 2015-10-07 23:56:08Z knoop |
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32 | ! Code annotations made doxygen readable |
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33 | ! |
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34 | ! 1324 2014-03-21 09:13:16Z suehring |
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35 | ! Bugfix: ONLY statement for module pegrid removed |
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36 | ! |
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37 | ! 1320 2014-03-20 08:40:49Z raasch |
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38 | ! ONLY-attribute added to USE-statements, |
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39 | ! kind-parameters added to all INTEGER and REAL declaration statements, |
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40 | ! kinds are defined in new module kinds, |
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41 | ! old module precision_kind is removed, |
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42 | ! revision history before 2012 removed, |
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43 | ! comment fields (!:) to be used for variable explanations added to |
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44 | ! all variable declaration statements |
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45 | ! |
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46 | ! 1318 2014-03-17 13:35:16Z raasch |
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47 | ! cpu_log_nowait parameter added to cpu measurements of the transpositions |
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48 | ! required for solving the Poisson equation (poisfft), |
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49 | ! module interfaces removed |
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50 | ! |
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51 | ! 1257 2013-11-08 15:18:40Z raasch |
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52 | ! openacc loop and loop vector clauses removed |
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53 | ! |
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54 | ! 1216 2013-08-26 09:31:42Z raasch |
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55 | ! re-sorting of the transposed / to be transposed arrays moved to separate |
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56 | ! routines resort_for_... |
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57 | ! |
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58 | ! 1111 2013-03-08 23:54:10Z raasch |
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59 | ! openACC directives added, |
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60 | ! resorting data from/to work changed, work got 4 dimensions instead of 1 |
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61 | ! |
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62 | ! 1106 2013-03-04 05:31:38Z raasch |
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63 | ! preprocessor lines rearranged so that routines can also be used in serial |
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64 | ! (non-parallel) mode |
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65 | ! |
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66 | ! 1092 2013-02-02 11:24:22Z raasch |
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67 | ! unused variables removed |
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68 | ! |
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69 | ! 1036 2012-10-22 13:43:42Z raasch |
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70 | ! code put under GPL (PALM 3.9) |
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71 | ! |
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72 | ! 1003 2012-09-14 14:35:53Z raasch |
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73 | ! indices nxa, nya, etc. replaced by nx, ny, etc. |
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74 | ! |
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75 | ! Revision 1.1 1997/07/24 11:25:18 raasch |
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76 | ! Initial revision |
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77 | ! |
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78 | !------------------------------------------------------------------------------! |
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79 | ! Description: |
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80 | ! ------------ |
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81 | !> Resorting data for the transposition from x to y. The transposition itself |
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82 | !> is carried out in transpose_xy |
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83 | !------------------------------------------------------------------------------! |
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84 | SUBROUTINE resort_for_xy( f_in, f_inv ) |
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85 | |
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86 | |
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87 | USE indices, & |
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88 | ONLY: nx |
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89 | |
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90 | USE kinds |
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91 | |
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92 | USE transpose_indices, & |
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93 | ONLY: nxl_z, nxr_z, nyn_x, nyn_z, nys_x, nys_z, nzb_x, nzt_x |
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94 | |
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95 | IMPLICIT NONE |
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96 | |
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97 | REAL(wp) :: f_in(0:nx,nys_x:nyn_x,nzb_x:nzt_x) !< |
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98 | REAL(wp) :: f_inv(nys_x:nyn_x,nzb_x:nzt_x,0:nx) !< |
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99 | |
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100 | |
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101 | INTEGER(iwp) :: i !< |
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102 | INTEGER(iwp) :: j !< |
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103 | INTEGER(iwp) :: k !< |
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104 | ! |
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105 | !-- Rearrange indices of input array in order to make data to be send |
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106 | !-- by MPI contiguous |
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107 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
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108 | !$OMP DO |
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109 | DO i = 0, nx |
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110 | DO k = nzb_x, nzt_x |
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111 | DO j = nys_x, nyn_x |
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112 | f_inv(j,k,i) = f_in(i,j,k) |
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113 | ENDDO |
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114 | ENDDO |
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115 | ENDDO |
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116 | !$OMP END PARALLEL |
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117 | |
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118 | END SUBROUTINE resort_for_xy |
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119 | |
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120 | |
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121 | !------------------------------------------------------------------------------! |
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122 | ! Description: |
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123 | ! ------------ |
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124 | !> Transposition of input array (f_in) from x to y. For the input array, all |
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125 | !> elements along x reside on the same PE, while after transposition, all |
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126 | !> elements along y reside on the same PE. |
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127 | !------------------------------------------------------------------------------! |
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128 | SUBROUTINE transpose_xy( f_inv, f_out ) |
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129 | |
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130 | |
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131 | USE cpulog, & |
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132 | ONLY: cpu_log, cpu_log_nowait, log_point_s |
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133 | |
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134 | USE indices, & |
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135 | ONLY: nx, ny |
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136 | |
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137 | USE kinds |
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138 | |
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139 | USE pegrid |
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140 | |
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141 | USE transpose_indices, & |
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142 | ONLY: nxl_y, nxr_y, nyn_x, nys_x, nzb_x, nzb_y, nzt_x, nzt_y |
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143 | |
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144 | IMPLICIT NONE |
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145 | |
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146 | INTEGER(iwp) :: i !< |
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147 | INTEGER(iwp) :: j !< |
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148 | INTEGER(iwp) :: k !< |
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149 | INTEGER(iwp) :: l !< |
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150 | INTEGER(iwp) :: ys !< |
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151 | |
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152 | REAL(wp) :: f_inv(nys_x:nyn_x,nzb_x:nzt_x,0:nx) !< |
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153 | REAL(wp) :: f_out(0:ny,nxl_y:nxr_y,nzb_y:nzt_y) !< |
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154 | |
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155 | REAL(wp), DIMENSION(nyn_x-nys_x+1,nzb_y:nzt_y,nxl_y:nxr_y,0:pdims(2)-1) :: work !< |
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156 | |
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157 | |
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158 | IF ( numprocs /= 1 ) THEN |
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159 | |
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160 | #if defined( __parallel ) |
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161 | ! |
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162 | !-- Transpose array |
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163 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start', cpu_log_nowait ) |
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164 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
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165 | CALL MPI_ALLTOALL( f_inv(nys_x,nzb_x,0), sendrecvcount_xy, MPI_REAL, & |
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166 | work(1,nzb_y,nxl_y,0), sendrecvcount_xy, MPI_REAL, & |
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167 | comm1dy, ierr ) |
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168 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
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169 | |
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170 | ! |
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171 | !-- Reorder transposed array |
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172 | !$OMP PARALLEL PRIVATE ( i, j, k, l, ys ) |
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173 | !$OMP DO |
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174 | DO l = 0, pdims(2) - 1 |
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175 | ys = 0 + l * ( nyn_x - nys_x + 1 ) |
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176 | DO i = nxl_y, nxr_y |
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177 | DO k = nzb_y, nzt_y |
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178 | DO j = ys, ys + nyn_x - nys_x |
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179 | f_out(j,i,k) = work(j-ys+1,k,i,l) |
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180 | ENDDO |
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181 | ENDDO |
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182 | ENDDO |
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183 | ENDDO |
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184 | !$OMP END PARALLEL |
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185 | #endif |
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186 | |
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187 | ELSE |
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188 | |
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189 | ! |
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190 | !-- Reorder transposed array |
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191 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
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192 | !$OMP DO |
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193 | DO k = nzb_y, nzt_y |
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194 | DO i = nxl_y, nxr_y |
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195 | DO j = 0, ny |
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196 | f_out(j,i,k) = f_inv(j,k,i) |
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197 | ENDDO |
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198 | ENDDO |
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199 | ENDDO |
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200 | !$OMP END PARALLEL |
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201 | |
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202 | ENDIF |
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203 | |
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204 | END SUBROUTINE transpose_xy |
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205 | |
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206 | |
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207 | !------------------------------------------------------------------------------! |
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208 | ! Description: |
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209 | ! ------------ |
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210 | !> Resorting data after the transposition from x to z. The transposition itself |
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211 | !> is carried out in transpose_xz |
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212 | !------------------------------------------------------------------------------! |
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213 | SUBROUTINE resort_for_xz( f_inv, f_out ) |
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214 | |
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215 | |
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216 | USE indices, & |
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217 | ONLY: nxl, nxr, nyn, nys, nz |
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218 | |
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219 | USE kinds |
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220 | |
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221 | IMPLICIT NONE |
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222 | |
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223 | REAL(wp) :: f_inv(nys:nyn,nxl:nxr,1:nz) !< |
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224 | REAL(wp) :: f_out(1:nz,nys:nyn,nxl:nxr) !< |
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225 | |
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226 | INTEGER(iwp) :: i !< |
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227 | INTEGER(iwp) :: j !< |
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228 | INTEGER(iwp) :: k !< |
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229 | ! |
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230 | !-- Rearrange indices of input array in order to make data to be send |
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231 | !-- by MPI contiguous. |
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232 | !-- In case of parallel fft/transposition, scattered store is faster in |
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233 | !-- backward direction!!! |
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234 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
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235 | !$OMP DO |
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236 | DO k = 1, nz |
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237 | DO i = nxl, nxr |
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238 | DO j = nys, nyn |
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239 | f_out(k,j,i) = f_inv(j,i,k) |
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240 | ENDDO |
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241 | ENDDO |
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242 | ENDDO |
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243 | !$OMP END PARALLEL |
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244 | |
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245 | END SUBROUTINE resort_for_xz |
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246 | |
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247 | |
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248 | !------------------------------------------------------------------------------! |
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249 | ! Description: |
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250 | ! ------------ |
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251 | !> Transposition of input array (f_in) from x to z. For the input array, all |
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252 | !> elements along x reside on the same PE, while after transposition, all |
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253 | !> elements along z reside on the same PE. |
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254 | !------------------------------------------------------------------------------! |
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255 | SUBROUTINE transpose_xz( f_in, f_inv ) |
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256 | |
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257 | |
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258 | USE cpulog, & |
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259 | ONLY: cpu_log, cpu_log_nowait, log_point_s |
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260 | |
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261 | USE indices, & |
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262 | ONLY: nnx, nx, nxl, nxr, ny, nyn, nys, nz |
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263 | |
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264 | USE kinds |
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265 | |
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266 | USE pegrid |
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267 | |
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268 | USE transpose_indices, & |
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269 | ONLY: nyn_x, nys_x, nzb_x, nzt_x |
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270 | |
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271 | IMPLICIT NONE |
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272 | |
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273 | INTEGER(iwp) :: i !< |
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274 | INTEGER(iwp) :: j !< |
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275 | INTEGER(iwp) :: k !< |
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276 | INTEGER(iwp) :: l !< |
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277 | INTEGER(iwp) :: xs !< |
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278 | |
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279 | REAL(wp) :: f_in(0:nx,nys_x:nyn_x,nzb_x:nzt_x) !< |
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280 | REAL(wp) :: f_inv(nys:nyn,nxl:nxr,1:nz) !< |
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281 | |
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282 | REAL(wp), DIMENSION(nys_x:nyn_x,nnx,nzb_x:nzt_x,0:pdims(1)-1) :: work !< |
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283 | |
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284 | |
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285 | ! |
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286 | !-- If the PE grid is one-dimensional along y, the array has only to be |
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287 | !-- reordered locally and therefore no transposition has to be done. |
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288 | IF ( pdims(1) /= 1 ) THEN |
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289 | |
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290 | #if defined( __parallel ) |
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291 | ! |
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292 | !-- Reorder input array for transposition |
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293 | !$OMP PARALLEL PRIVATE ( i, j, k, l, xs ) |
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294 | !$OMP DO |
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295 | DO l = 0, pdims(1) - 1 |
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296 | xs = 0 + l * nnx |
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297 | DO k = nzb_x, nzt_x |
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298 | DO i = xs, xs + nnx - 1 |
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299 | DO j = nys_x, nyn_x |
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300 | work(j,i-xs+1,k,l) = f_in(i,j,k) |
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301 | ENDDO |
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302 | ENDDO |
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303 | ENDDO |
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304 | ENDDO |
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305 | !$OMP END PARALLEL |
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306 | |
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307 | ! |
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308 | !-- Transpose array |
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309 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start', cpu_log_nowait ) |
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310 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
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311 | CALL MPI_ALLTOALL( work(nys_x,1,nzb_x,0), sendrecvcount_zx, MPI_REAL, & |
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312 | f_inv(nys,nxl,1), sendrecvcount_zx, MPI_REAL, & |
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313 | comm1dx, ierr ) |
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314 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
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315 | #endif |
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316 | |
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317 | ELSE |
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318 | |
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319 | ! |
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320 | !-- Reorder the array in a way that the z index is in first position |
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321 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
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322 | !$OMP DO |
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323 | DO i = nxl, nxr |
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324 | DO j = nys, nyn |
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325 | DO k = 1, nz |
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326 | f_inv(j,i,k) = f_in(i,j,k) |
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327 | ENDDO |
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328 | ENDDO |
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329 | ENDDO |
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330 | !$OMP END PARALLEL |
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331 | |
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332 | ENDIF |
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333 | |
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334 | END SUBROUTINE transpose_xz |
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335 | |
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336 | |
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337 | !------------------------------------------------------------------------------! |
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338 | ! Description: |
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339 | ! ------------ |
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340 | !> Resorting data after the transposition from y to x. The transposition itself |
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341 | !> is carried out in transpose_yx |
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342 | !------------------------------------------------------------------------------! |
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343 | SUBROUTINE resort_for_yx( f_inv, f_out ) |
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344 | |
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345 | |
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346 | USE indices, & |
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347 | ONLY: nx |
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348 | |
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349 | USE kinds |
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350 | |
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351 | USE transpose_indices, & |
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352 | ONLY: nyn_x, nys_x, nzb_x, nzt_x |
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353 | |
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354 | IMPLICIT NONE |
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355 | |
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356 | REAL(wp) :: f_inv(nys_x:nyn_x,nzb_x:nzt_x,0:nx) !< |
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357 | REAL(wp) :: f_out(0:nx,nys_x:nyn_x,nzb_x:nzt_x) !< |
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358 | |
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359 | |
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360 | INTEGER(iwp) :: i !< |
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361 | INTEGER(iwp) :: j !< |
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362 | INTEGER(iwp) :: k !< |
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363 | ! |
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364 | !-- Rearrange indices of input array in order to make data to be send |
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365 | !-- by MPI contiguous |
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366 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
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367 | !$OMP DO |
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368 | DO i = 0, nx |
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369 | DO k = nzb_x, nzt_x |
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370 | DO j = nys_x, nyn_x |
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371 | f_out(i,j,k) = f_inv(j,k,i) |
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372 | ENDDO |
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373 | ENDDO |
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374 | ENDDO |
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375 | !$OMP END PARALLEL |
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376 | |
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377 | END SUBROUTINE resort_for_yx |
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378 | |
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379 | |
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380 | !------------------------------------------------------------------------------! |
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381 | ! Description: |
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382 | ! ------------ |
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383 | !> Transposition of input array (f_in) from y to x. For the input array, all |
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384 | !> elements along y reside on the same PE, while after transposition, all |
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385 | !> elements along x reside on the same PE. |
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386 | !------------------------------------------------------------------------------! |
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387 | SUBROUTINE transpose_yx( f_in, f_inv ) |
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388 | |
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389 | |
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390 | USE cpulog, & |
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391 | ONLY: cpu_log, cpu_log_nowait, log_point_s |
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392 | |
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393 | USE indices, & |
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394 | ONLY: nx, ny |
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395 | |
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396 | USE kinds |
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397 | |
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398 | USE pegrid |
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399 | |
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400 | USE transpose_indices, & |
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401 | ONLY: nxl_y, nxr_y, nyn_x, nys_x, nzb_x, nzb_y, nzt_x, nzt_y |
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402 | |
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403 | IMPLICIT NONE |
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404 | |
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405 | INTEGER(iwp) :: i !< |
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406 | INTEGER(iwp) :: j !< |
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407 | INTEGER(iwp) :: k !< |
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408 | INTEGER(iwp) :: l !< |
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409 | INTEGER(iwp) :: ys !< |
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410 | |
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411 | REAL(wp) :: f_in(0:ny,nxl_y:nxr_y,nzb_y:nzt_y) !< |
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412 | REAL(wp) :: f_inv(nys_x:nyn_x,nzb_x:nzt_x,0:nx) !< |
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413 | |
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414 | REAL(wp), DIMENSION(nyn_x-nys_x+1,nzb_y:nzt_y,nxl_y:nxr_y,0:pdims(2)-1) :: work !< |
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415 | |
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416 | |
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417 | IF ( numprocs /= 1 ) THEN |
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418 | |
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419 | #if defined( __parallel ) |
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420 | ! |
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421 | !-- Reorder input array for transposition |
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422 | !$OMP PARALLEL PRIVATE ( i, j, k, l, ys ) |
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423 | !$OMP DO |
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424 | DO l = 0, pdims(2) - 1 |
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425 | ys = 0 + l * ( nyn_x - nys_x + 1 ) |
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426 | DO i = nxl_y, nxr_y |
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427 | DO k = nzb_y, nzt_y |
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428 | DO j = ys, ys + nyn_x - nys_x |
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429 | work(j-ys+1,k,i,l) = f_in(j,i,k) |
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430 | ENDDO |
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431 | ENDDO |
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432 | ENDDO |
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433 | ENDDO |
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434 | !$OMP END PARALLEL |
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435 | |
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436 | ! |
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437 | !-- Transpose array |
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438 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start', cpu_log_nowait ) |
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439 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
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440 | CALL MPI_ALLTOALL( work(1,nzb_y,nxl_y,0), sendrecvcount_xy, MPI_REAL, & |
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441 | f_inv(nys_x,nzb_x,0), sendrecvcount_xy, MPI_REAL, & |
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442 | comm1dy, ierr ) |
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443 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
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444 | #endif |
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445 | |
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446 | ELSE |
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447 | |
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448 | ! |
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449 | !-- Reorder array f_in the same way as ALLTOALL did it |
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450 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
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451 | !$OMP DO |
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452 | DO i = nxl_y, nxr_y |
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453 | DO k = nzb_y, nzt_y |
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454 | DO j = 0, ny |
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455 | f_inv(j,k,i) = f_in(j,i,k) |
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456 | ENDDO |
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457 | ENDDO |
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458 | ENDDO |
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459 | !$OMP END PARALLEL |
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460 | |
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461 | ENDIF |
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462 | |
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463 | END SUBROUTINE transpose_yx |
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464 | |
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465 | |
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466 | !------------------------------------------------------------------------------! |
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467 | ! Description: |
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468 | ! ------------ |
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469 | !> Transposition of input array (f_in) from y to x. For the input array, all |
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470 | !> elements along y reside on the same PE, while after transposition, all |
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471 | !> elements along x reside on the same PE. |
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472 | !> This is a direct transposition for arrays with indices in regular order |
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473 | !> (k,j,i) (cf. transpose_yx). |
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474 | !------------------------------------------------------------------------------! |
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475 | SUBROUTINE transpose_yxd( f_in, f_out ) |
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476 | |
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477 | |
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478 | USE cpulog, & |
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479 | ONLY: cpu_log, cpu_log_nowait, log_point_s |
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480 | |
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481 | USE indices, & |
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482 | ONLY: nnx, nny, nnz, nx, nxl, nxr, nyn, nys, nz |
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483 | |
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484 | USE kinds |
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485 | |
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486 | USE pegrid |
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487 | |
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488 | USE transpose_indices, & |
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489 | ONLY: nyn_x, nys_x, nzb_x, nzt_x |
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490 | |
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491 | IMPLICIT NONE |
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492 | |
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493 | INTEGER(iwp) :: i !< |
---|
494 | INTEGER(iwp) :: j !< |
---|
495 | INTEGER(iwp) :: k !< |
---|
496 | INTEGER(iwp) :: l !< |
---|
497 | INTEGER(iwp) :: m !< |
---|
498 | INTEGER(iwp) :: xs !< |
---|
499 | |
---|
500 | REAL(wp) :: f_in(1:nz,nys:nyn,nxl:nxr) !< |
---|
501 | REAL(wp) :: f_inv(nxl:nxr,1:nz,nys:nyn) !< |
---|
502 | REAL(wp) :: f_out(0:nx,nys_x:nyn_x,nzb_x:nzt_x) !< |
---|
503 | REAL(wp) :: work(nnx*nny*nnz) !< |
---|
504 | #if defined( __parallel ) |
---|
505 | |
---|
506 | ! |
---|
507 | !-- Rearrange indices of input array in order to make data to be send |
---|
508 | !-- by MPI contiguous |
---|
509 | DO k = 1, nz |
---|
510 | DO j = nys, nyn |
---|
511 | DO i = nxl, nxr |
---|
512 | f_inv(i,k,j) = f_in(k,j,i) |
---|
513 | ENDDO |
---|
514 | ENDDO |
---|
515 | ENDDO |
---|
516 | |
---|
517 | ! |
---|
518 | !-- Transpose array |
---|
519 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start' ) |
---|
520 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
---|
521 | CALL MPI_ALLTOALL( f_inv(nxl,1,nys), sendrecvcount_xy, MPI_REAL, & |
---|
522 | work(1), sendrecvcount_xy, MPI_REAL, & |
---|
523 | comm1dx, ierr ) |
---|
524 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
---|
525 | |
---|
526 | ! |
---|
527 | !-- Reorder transposed array |
---|
528 | m = 0 |
---|
529 | DO l = 0, pdims(1) - 1 |
---|
530 | xs = 0 + l * nnx |
---|
531 | DO j = nys_x, nyn_x |
---|
532 | DO k = 1, nz |
---|
533 | DO i = xs, xs + nnx - 1 |
---|
534 | m = m + 1 |
---|
535 | f_out(i,j,k) = work(m) |
---|
536 | ENDDO |
---|
537 | ENDDO |
---|
538 | ENDDO |
---|
539 | ENDDO |
---|
540 | |
---|
541 | #endif |
---|
542 | |
---|
543 | END SUBROUTINE transpose_yxd |
---|
544 | |
---|
545 | |
---|
546 | !------------------------------------------------------------------------------! |
---|
547 | ! Description: |
---|
548 | ! ------------ |
---|
549 | !> Resorting data for the transposition from y to z. The transposition itself |
---|
550 | !> is carried out in transpose_yz |
---|
551 | !------------------------------------------------------------------------------! |
---|
552 | SUBROUTINE resort_for_yz( f_in, f_inv ) |
---|
553 | |
---|
554 | |
---|
555 | USE indices, & |
---|
556 | ONLY: ny |
---|
557 | |
---|
558 | USE kinds |
---|
559 | |
---|
560 | USE transpose_indices, & |
---|
561 | ONLY: nxl_y, nxr_y, nzb_y, nzt_y |
---|
562 | |
---|
563 | IMPLICIT NONE |
---|
564 | |
---|
565 | REAL(wp) :: f_in(0:ny,nxl_y:nxr_y,nzb_y:nzt_y) !< |
---|
566 | REAL(wp) :: f_inv(nxl_y:nxr_y,nzb_y:nzt_y,0:ny) !< |
---|
567 | |
---|
568 | INTEGER(iwp) :: i !< |
---|
569 | INTEGER(iwp) :: j !< |
---|
570 | INTEGER(iwp) :: k !< |
---|
571 | |
---|
572 | ! |
---|
573 | !-- Rearrange indices of input array in order to make data to be send |
---|
574 | !-- by MPI contiguous |
---|
575 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
---|
576 | !$OMP DO |
---|
577 | DO j = 0, ny |
---|
578 | DO k = nzb_y, nzt_y |
---|
579 | DO i = nxl_y, nxr_y |
---|
580 | f_inv(i,k,j) = f_in(j,i,k) |
---|
581 | ENDDO |
---|
582 | ENDDO |
---|
583 | ENDDO |
---|
584 | !$OMP END PARALLEL |
---|
585 | |
---|
586 | END SUBROUTINE resort_for_yz |
---|
587 | |
---|
588 | |
---|
589 | !------------------------------------------------------------------------------! |
---|
590 | ! Description: |
---|
591 | ! ------------ |
---|
592 | !> Transposition of input array (f_in) from y to z. For the input array, all |
---|
593 | !> elements along y reside on the same PE, while after transposition, all |
---|
594 | !> elements along z reside on the same PE. |
---|
595 | !------------------------------------------------------------------------------! |
---|
596 | SUBROUTINE transpose_yz( f_inv, f_out ) |
---|
597 | |
---|
598 | |
---|
599 | USE cpulog, & |
---|
600 | ONLY: cpu_log, cpu_log_nowait, log_point_s |
---|
601 | |
---|
602 | USE indices, & |
---|
603 | ONLY: ny, nz |
---|
604 | |
---|
605 | USE kinds |
---|
606 | |
---|
607 | USE pegrid |
---|
608 | |
---|
609 | USE transpose_indices, & |
---|
610 | ONLY: nxl_y, nxl_z, nxr_y, nxr_z, nyn_z, nys_z, nzb_y, nzt_y |
---|
611 | |
---|
612 | IMPLICIT NONE |
---|
613 | |
---|
614 | INTEGER(iwp) :: i !< |
---|
615 | INTEGER(iwp) :: j !< |
---|
616 | INTEGER(iwp) :: k !< |
---|
617 | INTEGER(iwp) :: l !< |
---|
618 | INTEGER(iwp) :: zs !< |
---|
619 | |
---|
620 | REAL(wp) :: f_inv(nxl_y:nxr_y,nzb_y:nzt_y,0:ny) !< |
---|
621 | REAL(wp) :: f_out(nxl_z:nxr_z,nys_z:nyn_z,1:nz) !< |
---|
622 | |
---|
623 | REAL(wp), DIMENSION(nxl_z:nxr_z,nzt_y-nzb_y+1,nys_z:nyn_z,0:pdims(1)-1) :: work !< |
---|
624 | |
---|
625 | |
---|
626 | ! |
---|
627 | !-- If the PE grid is one-dimensional along y, only local reordering |
---|
628 | !-- of the data is necessary and no transposition has to be done. |
---|
629 | IF ( pdims(1) == 1 ) THEN |
---|
630 | |
---|
631 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
---|
632 | !$OMP DO |
---|
633 | DO j = 0, ny |
---|
634 | DO k = nzb_y, nzt_y |
---|
635 | DO i = nxl_y, nxr_y |
---|
636 | f_out(i,j,k) = f_inv(i,k,j) |
---|
637 | ENDDO |
---|
638 | ENDDO |
---|
639 | ENDDO |
---|
640 | !$OMP END PARALLEL |
---|
641 | |
---|
642 | ELSE |
---|
643 | |
---|
644 | #if defined( __parallel ) |
---|
645 | ! |
---|
646 | !-- Transpose array |
---|
647 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start', cpu_log_nowait ) |
---|
648 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
---|
649 | CALL MPI_ALLTOALL( f_inv(nxl_y,nzb_y,0), sendrecvcount_yz, MPI_REAL, & |
---|
650 | work(nxl_z,1,nys_z,0), sendrecvcount_yz, MPI_REAL, & |
---|
651 | comm1dx, ierr ) |
---|
652 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
---|
653 | |
---|
654 | ! |
---|
655 | !-- Reorder transposed array |
---|
656 | !$OMP PARALLEL PRIVATE ( i, j, k, l, zs ) |
---|
657 | !$OMP DO |
---|
658 | DO l = 0, pdims(1) - 1 |
---|
659 | zs = 1 + l * ( nzt_y - nzb_y + 1 ) |
---|
660 | DO j = nys_z, nyn_z |
---|
661 | DO k = zs, zs + nzt_y - nzb_y |
---|
662 | DO i = nxl_z, nxr_z |
---|
663 | f_out(i,j,k) = work(i,k-zs+1,j,l) |
---|
664 | ENDDO |
---|
665 | ENDDO |
---|
666 | ENDDO |
---|
667 | ENDDO |
---|
668 | !$OMP END PARALLEL |
---|
669 | #endif |
---|
670 | |
---|
671 | ENDIF |
---|
672 | |
---|
673 | END SUBROUTINE transpose_yz |
---|
674 | |
---|
675 | |
---|
676 | !------------------------------------------------------------------------------! |
---|
677 | ! Description: |
---|
678 | ! ------------ |
---|
679 | !> Resorting data for the transposition from z to x. The transposition itself |
---|
680 | !> is carried out in transpose_zx |
---|
681 | !------------------------------------------------------------------------------! |
---|
682 | SUBROUTINE resort_for_zx( f_in, f_inv ) |
---|
683 | |
---|
684 | |
---|
685 | USE indices, & |
---|
686 | ONLY: nxl, nxr, nyn, nys, nz |
---|
687 | |
---|
688 | USE kinds |
---|
689 | |
---|
690 | IMPLICIT NONE |
---|
691 | |
---|
692 | REAL(wp) :: f_in(1:nz,nys:nyn,nxl:nxr) !< |
---|
693 | REAL(wp) :: f_inv(nys:nyn,nxl:nxr,1:nz) !< |
---|
694 | |
---|
695 | INTEGER(iwp) :: i !< |
---|
696 | INTEGER(iwp) :: j !< |
---|
697 | INTEGER(iwp) :: k !< |
---|
698 | |
---|
699 | ! |
---|
700 | !-- Rearrange indices of input array in order to make data to be send |
---|
701 | !-- by MPI contiguous |
---|
702 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
---|
703 | !$OMP DO |
---|
704 | DO k = 1,nz |
---|
705 | DO i = nxl, nxr |
---|
706 | DO j = nys, nyn |
---|
707 | f_inv(j,i,k) = f_in(k,j,i) |
---|
708 | ENDDO |
---|
709 | ENDDO |
---|
710 | ENDDO |
---|
711 | !$OMP END PARALLEL |
---|
712 | |
---|
713 | END SUBROUTINE resort_for_zx |
---|
714 | |
---|
715 | |
---|
716 | !------------------------------------------------------------------------------! |
---|
717 | ! Description: |
---|
718 | ! ------------ |
---|
719 | !> Transposition of input array (f_in) from z to x. For the input array, all |
---|
720 | !> elements along z reside on the same PE, while after transposition, all |
---|
721 | !> elements along x reside on the same PE. |
---|
722 | !------------------------------------------------------------------------------! |
---|
723 | SUBROUTINE transpose_zx( f_inv, f_out ) |
---|
724 | |
---|
725 | |
---|
726 | USE cpulog, & |
---|
727 | ONLY: cpu_log, cpu_log_nowait, log_point_s |
---|
728 | |
---|
729 | USE indices, & |
---|
730 | ONLY: nnx, nx, nxl, nxr, nyn, nys, nz |
---|
731 | |
---|
732 | USE kinds |
---|
733 | |
---|
734 | USE pegrid |
---|
735 | |
---|
736 | USE transpose_indices, & |
---|
737 | ONLY: nyn_x, nys_x, nzb_x, nzt_x |
---|
738 | |
---|
739 | IMPLICIT NONE |
---|
740 | |
---|
741 | INTEGER(iwp) :: i !< |
---|
742 | INTEGER(iwp) :: j !< |
---|
743 | INTEGER(iwp) :: k !< |
---|
744 | INTEGER(iwp) :: l !< |
---|
745 | INTEGER(iwp) :: xs !< |
---|
746 | |
---|
747 | REAL(wp) :: f_inv(nys:nyn,nxl:nxr,1:nz) !< |
---|
748 | REAL(wp) :: f_out(0:nx,nys_x:nyn_x,nzb_x:nzt_x) !< |
---|
749 | |
---|
750 | REAL(wp), DIMENSION(nys_x:nyn_x,nnx,nzb_x:nzt_x,0:pdims(1)-1) :: work !< |
---|
751 | |
---|
752 | |
---|
753 | ! |
---|
754 | !-- If the PE grid is one-dimensional along y, only local reordering |
---|
755 | !-- of the data is necessary and no transposition has to be done. |
---|
756 | IF ( pdims(1) == 1 ) THEN |
---|
757 | |
---|
758 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
---|
759 | !$OMP DO |
---|
760 | DO k = 1, nz |
---|
761 | DO i = nxl, nxr |
---|
762 | DO j = nys, nyn |
---|
763 | f_out(i,j,k) = f_inv(j,i,k) |
---|
764 | ENDDO |
---|
765 | ENDDO |
---|
766 | ENDDO |
---|
767 | !$OMP END PARALLEL |
---|
768 | |
---|
769 | ELSE |
---|
770 | |
---|
771 | #if defined( __parallel ) |
---|
772 | ! |
---|
773 | !-- Transpose array |
---|
774 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start', cpu_log_nowait ) |
---|
775 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
---|
776 | CALL MPI_ALLTOALL( f_inv(nys,nxl,1), sendrecvcount_zx, MPI_REAL, & |
---|
777 | work(nys_x,1,nzb_x,0), sendrecvcount_zx, MPI_REAL, & |
---|
778 | comm1dx, ierr ) |
---|
779 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
---|
780 | |
---|
781 | ! |
---|
782 | !-- Reorder transposed array |
---|
783 | !$OMP PARALLEL PRIVATE ( i, j, k, l, xs ) |
---|
784 | !$OMP DO |
---|
785 | DO l = 0, pdims(1) - 1 |
---|
786 | xs = 0 + l * nnx |
---|
787 | DO k = nzb_x, nzt_x |
---|
788 | DO i = xs, xs + nnx - 1 |
---|
789 | DO j = nys_x, nyn_x |
---|
790 | f_out(i,j,k) = work(j,i-xs+1,k,l) |
---|
791 | ENDDO |
---|
792 | ENDDO |
---|
793 | ENDDO |
---|
794 | ENDDO |
---|
795 | !$OMP END PARALLEL |
---|
796 | #endif |
---|
797 | |
---|
798 | ENDIF |
---|
799 | |
---|
800 | END SUBROUTINE transpose_zx |
---|
801 | |
---|
802 | |
---|
803 | !------------------------------------------------------------------------------! |
---|
804 | ! Description: |
---|
805 | ! ------------ |
---|
806 | !> Resorting data after the transposition from z to y. The transposition itself |
---|
807 | !> is carried out in transpose_zy |
---|
808 | !------------------------------------------------------------------------------! |
---|
809 | SUBROUTINE resort_for_zy( f_inv, f_out ) |
---|
810 | |
---|
811 | |
---|
812 | USE indices, & |
---|
813 | ONLY: ny |
---|
814 | |
---|
815 | USE kinds |
---|
816 | |
---|
817 | USE transpose_indices, & |
---|
818 | ONLY: nxl_y, nxr_y, nzb_y, nzt_y |
---|
819 | |
---|
820 | IMPLICIT NONE |
---|
821 | |
---|
822 | REAL(wp) :: f_inv(nxl_y:nxr_y,nzb_y:nzt_y,0:ny) !< |
---|
823 | REAL(wp) :: f_out(0:ny,nxl_y:nxr_y,nzb_y:nzt_y) !< |
---|
824 | |
---|
825 | |
---|
826 | INTEGER(iwp) :: i !< |
---|
827 | INTEGER(iwp) :: j !< |
---|
828 | INTEGER(iwp) :: k !< |
---|
829 | |
---|
830 | ! |
---|
831 | !-- Rearrange indices of input array in order to make data to be send |
---|
832 | !-- by MPI contiguous |
---|
833 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
---|
834 | !$OMP DO |
---|
835 | DO k = nzb_y, nzt_y |
---|
836 | DO j = 0, ny |
---|
837 | DO i = nxl_y, nxr_y |
---|
838 | f_out(j,i,k) = f_inv(i,k,j) |
---|
839 | ENDDO |
---|
840 | ENDDO |
---|
841 | ENDDO |
---|
842 | !$OMP END PARALLEL |
---|
843 | |
---|
844 | END SUBROUTINE resort_for_zy |
---|
845 | |
---|
846 | |
---|
847 | !------------------------------------------------------------------------------! |
---|
848 | ! Description: |
---|
849 | ! ------------ |
---|
850 | !> Transposition of input array (f_in) from z to y. For the input array, all |
---|
851 | !> elements along z reside on the same PE, while after transposition, all |
---|
852 | !> elements along y reside on the same PE. |
---|
853 | !------------------------------------------------------------------------------! |
---|
854 | SUBROUTINE transpose_zy( f_in, f_inv ) |
---|
855 | |
---|
856 | |
---|
857 | USE cpulog, & |
---|
858 | ONLY: cpu_log, cpu_log_nowait, log_point_s |
---|
859 | |
---|
860 | USE indices, & |
---|
861 | ONLY: ny, nz |
---|
862 | |
---|
863 | USE kinds |
---|
864 | |
---|
865 | USE pegrid |
---|
866 | |
---|
867 | USE transpose_indices, & |
---|
868 | ONLY: nxl_y, nxl_z, nxr_y, nxr_z, nyn_z, nys_z, nzb_y, nzt_y |
---|
869 | |
---|
870 | IMPLICIT NONE |
---|
871 | |
---|
872 | INTEGER(iwp) :: i !< |
---|
873 | INTEGER(iwp) :: j !< |
---|
874 | INTEGER(iwp) :: k !< |
---|
875 | INTEGER(iwp) :: l !< |
---|
876 | INTEGER(iwp) :: zs !< |
---|
877 | |
---|
878 | REAL(wp) :: f_in(nxl_z:nxr_z,nys_z:nyn_z,1:nz) !< |
---|
879 | REAL(wp) :: f_inv(nxl_y:nxr_y,nzb_y:nzt_y,0:ny) !< |
---|
880 | |
---|
881 | REAL(wp), DIMENSION(nxl_z:nxr_z,nzt_y-nzb_y+1,nys_z:nyn_z,0:pdims(1)-1) :: work !< |
---|
882 | |
---|
883 | ! |
---|
884 | !-- If the PE grid is one-dimensional along y, the array has only to be |
---|
885 | !-- reordered locally and therefore no transposition has to be done. |
---|
886 | IF ( pdims(1) /= 1 ) THEN |
---|
887 | |
---|
888 | #if defined( __parallel ) |
---|
889 | ! |
---|
890 | !-- Reorder input array for transposition |
---|
891 | !$OMP PARALLEL PRIVATE ( i, j, k, l, zs ) |
---|
892 | !$OMP DO |
---|
893 | DO l = 0, pdims(1) - 1 |
---|
894 | zs = 1 + l * ( nzt_y - nzb_y + 1 ) |
---|
895 | DO j = nys_z, nyn_z |
---|
896 | DO k = zs, zs + nzt_y - nzb_y |
---|
897 | DO i = nxl_z, nxr_z |
---|
898 | work(i,k-zs+1,j,l) = f_in(i,j,k) |
---|
899 | ENDDO |
---|
900 | ENDDO |
---|
901 | ENDDO |
---|
902 | ENDDO |
---|
903 | !$OMP END PARALLEL |
---|
904 | |
---|
905 | ! |
---|
906 | !-- Transpose array |
---|
907 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start', cpu_log_nowait ) |
---|
908 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
---|
909 | CALL MPI_ALLTOALL( work(nxl_z,1,nys_z,0), sendrecvcount_yz, MPI_REAL, & |
---|
910 | f_inv(nxl_y,nzb_y,0), sendrecvcount_yz, MPI_REAL, & |
---|
911 | comm1dx, ierr ) |
---|
912 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
---|
913 | #endif |
---|
914 | |
---|
915 | ELSE |
---|
916 | ! |
---|
917 | !-- Reorder the array in the same way like ALLTOALL did it |
---|
918 | !$OMP PARALLEL PRIVATE ( i, j, k ) |
---|
919 | !$OMP DO |
---|
920 | DO k = nzb_y, nzt_y |
---|
921 | DO j = 0, ny |
---|
922 | DO i = nxl_y, nxr_y |
---|
923 | f_inv(i,k,j) = f_in(i,j,k) |
---|
924 | ENDDO |
---|
925 | ENDDO |
---|
926 | ENDDO |
---|
927 | !$OMP END PARALLEL |
---|
928 | |
---|
929 | ENDIF |
---|
930 | |
---|
931 | END SUBROUTINE transpose_zy |
---|
932 | |
---|
933 | |
---|
934 | !------------------------------------------------------------------------------! |
---|
935 | ! Description: |
---|
936 | ! ------------ |
---|
937 | !> Transposition of input array (f_in) from z to y. For the input array, all |
---|
938 | !> elements along z reside on the same PE, while after transposition, all |
---|
939 | !> elements along y reside on the same PE. |
---|
940 | !> This is a direct transposition for arrays with indices in regular order |
---|
941 | !> (k,j,i) (cf. transpose_zy). |
---|
942 | !------------------------------------------------------------------------------! |
---|
943 | SUBROUTINE transpose_zyd( f_in, f_out ) |
---|
944 | |
---|
945 | |
---|
946 | USE cpulog, & |
---|
947 | ONLY: cpu_log, cpu_log_nowait, log_point_s |
---|
948 | |
---|
949 | USE indices, & |
---|
950 | ONLY: nnx, nny, nnz, nxl, nxr, nyn, nys, ny, nz |
---|
951 | |
---|
952 | USE kinds |
---|
953 | |
---|
954 | USE pegrid |
---|
955 | |
---|
956 | USE transpose_indices, & |
---|
957 | ONLY: nxl_y, nxl_yd, nxr_y, nxr_yd, nzb_y, nzb_yd, nzt_y, nzt_yd |
---|
958 | |
---|
959 | IMPLICIT NONE |
---|
960 | |
---|
961 | INTEGER(iwp) :: i !< |
---|
962 | INTEGER(iwp) :: j !< |
---|
963 | INTEGER(iwp) :: k !< |
---|
964 | INTEGER(iwp) :: l !< |
---|
965 | INTEGER(iwp) :: m !< |
---|
966 | INTEGER(iwp) :: ys !< |
---|
967 | |
---|
968 | REAL(wp) :: f_in(1:nz,nys:nyn,nxl:nxr) !< |
---|
969 | REAL(wp) :: f_inv(nys:nyn,nxl:nxr,1:nz) !< |
---|
970 | REAL(wp) :: f_out(0:ny,nxl_yd:nxr_yd,nzb_yd:nzt_yd) !< |
---|
971 | REAL(wp) :: work(nnx*nny*nnz) !< |
---|
972 | |
---|
973 | #if defined( __parallel ) |
---|
974 | |
---|
975 | ! |
---|
976 | !-- Rearrange indices of input array in order to make data to be send |
---|
977 | !-- by MPI contiguous |
---|
978 | DO i = nxl, nxr |
---|
979 | DO j = nys, nyn |
---|
980 | DO k = 1, nz |
---|
981 | f_inv(j,i,k) = f_in(k,j,i) |
---|
982 | ENDDO |
---|
983 | ENDDO |
---|
984 | ENDDO |
---|
985 | |
---|
986 | ! |
---|
987 | !-- Move data to different array, because memory location of work1 is |
---|
988 | !-- needed further below (work1 = work2). |
---|
989 | !-- If the PE grid is one-dimensional along x, only local reordering |
---|
990 | !-- of the data is necessary and no transposition has to be done. |
---|
991 | IF ( pdims(2) == 1 ) THEN |
---|
992 | DO k = 1, nz |
---|
993 | DO i = nxl, nxr |
---|
994 | DO j = nys, nyn |
---|
995 | f_out(j,i,k) = f_inv(j,i,k) |
---|
996 | ENDDO |
---|
997 | ENDDO |
---|
998 | ENDDO |
---|
999 | RETURN |
---|
1000 | ENDIF |
---|
1001 | |
---|
1002 | ! |
---|
1003 | !-- Transpose array |
---|
1004 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start' ) |
---|
1005 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
---|
1006 | CALL MPI_ALLTOALL( f_inv(nys,nxl,1), sendrecvcount_zyd, MPI_REAL, & |
---|
1007 | work(1), sendrecvcount_zyd, MPI_REAL, & |
---|
1008 | comm1dy, ierr ) |
---|
1009 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
---|
1010 | |
---|
1011 | ! |
---|
1012 | !-- Reorder transposed array |
---|
1013 | m = 0 |
---|
1014 | DO l = 0, pdims(2) - 1 |
---|
1015 | ys = 0 + l * nny |
---|
1016 | DO k = nzb_yd, nzt_yd |
---|
1017 | DO i = nxl_yd, nxr_yd |
---|
1018 | DO j = ys, ys + nny - 1 |
---|
1019 | m = m + 1 |
---|
1020 | f_out(j,i,k) = work(m) |
---|
1021 | ENDDO |
---|
1022 | ENDDO |
---|
1023 | ENDDO |
---|
1024 | ENDDO |
---|
1025 | |
---|
1026 | #endif |
---|
1027 | |
---|
1028 | END SUBROUTINE transpose_zyd |
---|