| 1 | SUBROUTINE transpose_xy( f_in, work, f_out ) |
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| 2 | |
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| 3 | !------------------------------------------------------------------------------! |
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| 4 | ! Current revisions: |
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| 5 | ! ----------------- |
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| 6 | ! |
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| 7 | ! |
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| 8 | ! Former revisions: |
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| 9 | ! ----------------- |
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| 10 | ! $Id: transpose.f90 484 2010-02-05 07:36:54Z helmke $ |
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| 11 | ! |
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| 12 | ! 164 2008-05-15 08:46:15Z raasch |
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| 13 | ! f_inv changed from subroutine argument to automatic array in order to do |
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| 14 | ! re-ordering from f_in to f_inv in one step, one array work is needed instead |
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| 15 | ! of work1 and work2 |
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| 16 | ! |
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| 17 | ! February 2007 |
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| 18 | ! RCS Log replace by Id keyword, revision history cleaned up |
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| 19 | ! |
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| 20 | ! Revision 1.2 2004/04/30 13:12:17 raasch |
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| 21 | ! Switched from mpi_alltoallv to the simpler mpi_alltoall, |
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| 22 | ! all former transpose-routine files collected in this file, enlarged |
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| 23 | ! transposition arrays introduced |
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| 24 | ! |
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| 25 | ! Revision 1.1 2004/04/30 13:08:16 raasch |
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| 26 | ! Initial revision (collection of former routines transpose_xy, transpose_xz, |
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| 27 | ! transpose_yx, transpose_yz, transpose_zx, transpose_zy) |
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| 28 | ! |
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| 29 | ! Revision 1.1 1997/07/24 11:25:18 raasch |
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| 30 | ! Initial revision |
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| 31 | ! |
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| 32 | ! |
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| 33 | ! Description: |
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| 34 | ! ------------ |
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| 35 | ! Transposition of input array (f_in) from x to y. For the input array, all |
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| 36 | ! elements along x reside on the same PE, while after transposition, all |
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| 37 | ! elements along y reside on the same PE. |
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| 38 | !------------------------------------------------------------------------------! |
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| 39 | |
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| 40 | USE cpulog |
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| 41 | USE indices |
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| 42 | USE interfaces |
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| 43 | USE pegrid |
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| 44 | USE transpose_indices |
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| 45 | |
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| 46 | IMPLICIT NONE |
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| 47 | |
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| 48 | INTEGER :: i, j, k, l, m, ys |
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| 49 | |
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| 50 | REAL :: f_in(0:nxa,nys_x:nyn_xa,nzb_x:nzt_xa), & |
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| 51 | f_inv(nys_x:nyn_xa,nzb_x:nzt_xa,0:nxa), & |
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| 52 | f_out(0:nya,nxl_y:nxr_ya,nzb_y:nzt_ya), & |
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| 53 | work(nnx*nny*nnz) |
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| 54 | |
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| 55 | #if defined( __parallel ) |
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| 56 | |
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| 57 | ! |
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| 58 | !-- Rearrange indices of input array in order to make data to be send |
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| 59 | !-- by MPI contiguous |
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| 60 | DO i = 0, nxa |
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| 61 | DO k = nzb_x, nzt_xa |
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| 62 | DO j = nys_x, nyn_xa |
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| 63 | f_inv(j,k,i) = f_in(i,j,k) |
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| 64 | ENDDO |
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| 65 | ENDDO |
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| 66 | ENDDO |
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| 67 | |
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| 68 | ! |
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| 69 | !-- Transpose array |
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| 70 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start' ) |
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| 71 | CALL MPI_ALLTOALL( f_inv(nys_x,nzb_x,0), sendrecvcount_xy, MPI_REAL, & |
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| 72 | work(1), sendrecvcount_xy, MPI_REAL, & |
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| 73 | comm1dy, ierr ) |
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| 74 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
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| 75 | |
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| 76 | ! |
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| 77 | !-- Reorder transposed array |
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| 78 | m = 0 |
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| 79 | DO l = 0, pdims(2) - 1 |
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| 80 | ys = 0 + l * ( nyn_xa - nys_x + 1 ) |
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| 81 | DO i = nxl_y, nxr_ya |
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| 82 | DO k = nzb_y, nzt_ya |
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| 83 | DO j = ys, ys + nyn_xa - nys_x |
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| 84 | m = m + 1 |
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| 85 | f_out(j,i,k) = work(m) |
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| 86 | ENDDO |
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| 87 | ENDDO |
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| 88 | ENDDO |
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| 89 | ENDDO |
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| 90 | |
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| 91 | #endif |
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| 92 | |
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| 93 | END SUBROUTINE transpose_xy |
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| 94 | |
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| 95 | |
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| 96 | SUBROUTINE transpose_xz( f_in, work, f_out ) |
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| 97 | |
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| 98 | !------------------------------------------------------------------------------! |
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| 99 | ! Description: |
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| 100 | ! ------------ |
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| 101 | ! Transposition of input array (f_in) from x to z. For the input array, all |
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| 102 | ! elements along x reside on the same PE, while after transposition, all |
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| 103 | ! elements along z reside on the same PE. |
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| 104 | !------------------------------------------------------------------------------! |
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| 105 | |
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| 106 | USE cpulog |
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| 107 | USE indices |
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| 108 | USE interfaces |
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| 109 | USE pegrid |
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| 110 | USE transpose_indices |
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| 111 | |
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| 112 | IMPLICIT NONE |
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| 113 | |
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| 114 | INTEGER :: i, j, k, l, m, xs |
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| 115 | |
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| 116 | REAL :: f_in(0:nxa,nys_x:nyn_xa,nzb_x:nzt_xa), & |
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| 117 | f_inv(nys:nyna,nxl:nxra,1:nza), & |
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| 118 | f_out(1:nza,nys:nyna,nxl:nxra), & |
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| 119 | work(nnx*nny*nnz) |
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| 120 | |
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| 121 | #if defined( __parallel ) |
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| 122 | |
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| 123 | ! |
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| 124 | !-- If the PE grid is one-dimensional along y, the array has only to be |
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| 125 | !-- reordered locally and therefore no transposition has to be done. |
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| 126 | IF ( pdims(1) /= 1 ) THEN |
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| 127 | ! |
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| 128 | !-- Reorder input array for transposition |
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| 129 | m = 0 |
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| 130 | DO l = 0, pdims(1) - 1 |
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| 131 | xs = 0 + l * nnx |
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| 132 | DO k = nzb_x, nzt_xa |
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| 133 | DO i = xs, xs + nnx - 1 |
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| 134 | DO j = nys_x, nyn_xa |
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| 135 | m = m + 1 |
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| 136 | work(m) = f_in(i,j,k) |
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| 137 | ENDDO |
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| 138 | ENDDO |
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| 139 | ENDDO |
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| 140 | ENDDO |
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| 141 | |
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| 142 | ! |
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| 143 | !-- Transpose array |
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| 144 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start' ) |
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| 145 | CALL MPI_ALLTOALL( work(1), sendrecvcount_zx, MPI_REAL, & |
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| 146 | f_inv(nys,nxl,1), sendrecvcount_zx, MPI_REAL, & |
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| 147 | comm1dx, ierr ) |
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| 148 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
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| 149 | |
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| 150 | ! |
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| 151 | !-- Reorder transposed array in a way that the z index is in first position |
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| 152 | DO k = 1, nza |
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| 153 | DO i = nxl, nxra |
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| 154 | DO j = nys, nyna |
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| 155 | f_out(k,j,i) = f_inv(j,i,k) |
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| 156 | ENDDO |
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| 157 | ENDDO |
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| 158 | ENDDO |
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| 159 | ELSE |
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| 160 | ! |
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| 161 | !-- Reorder the array in a way that the z index is in first position |
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| 162 | DO i = nxl, nxra |
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| 163 | DO j = nys, nyna |
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| 164 | DO k = 1, nza |
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| 165 | f_inv(j,i,k) = f_in(i,j,k) |
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| 166 | ENDDO |
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| 167 | ENDDO |
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| 168 | ENDDO |
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| 169 | |
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| 170 | DO k = 1, nza |
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| 171 | DO i = nxl, nxra |
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| 172 | DO j = nys, nyna |
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| 173 | f_out(k,j,i) = f_inv(j,i,k) |
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| 174 | ENDDO |
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| 175 | ENDDO |
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| 176 | ENDDO |
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| 177 | |
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| 178 | ENDIF |
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| 179 | |
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| 180 | |
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| 181 | #endif |
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| 182 | |
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| 183 | END SUBROUTINE transpose_xz |
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| 184 | |
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| 185 | |
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| 186 | SUBROUTINE transpose_yx( f_in, work, f_out ) |
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| 187 | |
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| 188 | !------------------------------------------------------------------------------! |
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| 189 | ! Description: |
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| 190 | ! ------------ |
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| 191 | ! Transposition of input array (f_in) from y to x. For the input array, all |
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| 192 | ! elements along y reside on the same PE, while after transposition, all |
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| 193 | ! elements along x reside on the same PE. |
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| 194 | !------------------------------------------------------------------------------! |
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| 195 | |
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| 196 | USE cpulog |
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| 197 | USE indices |
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| 198 | USE interfaces |
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| 199 | USE pegrid |
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| 200 | USE transpose_indices |
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| 201 | |
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| 202 | IMPLICIT NONE |
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| 203 | |
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| 204 | INTEGER :: i, j, k, l, m, ys |
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| 205 | |
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| 206 | REAL :: f_in(0:nya,nxl_y:nxr_ya,nzb_y:nzt_ya), & |
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| 207 | f_inv(nys_x:nyn_xa,nzb_x:nzt_xa,0:nxa), & |
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| 208 | f_out(0:nxa,nys_x:nyn_xa,nzb_x:nzt_xa), & |
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| 209 | work(nnx*nny*nnz) |
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| 210 | |
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| 211 | #if defined( __parallel ) |
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| 212 | |
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| 213 | ! |
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| 214 | !-- Reorder input array for transposition |
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| 215 | m = 0 |
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| 216 | DO l = 0, pdims(2) - 1 |
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| 217 | ys = 0 + l * ( nyn_xa - nys_x + 1 ) |
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| 218 | DO i = nxl_y, nxr_ya |
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| 219 | DO k = nzb_y, nzt_ya |
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| 220 | DO j = ys, ys + nyn_xa - nys_x |
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| 221 | m = m + 1 |
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| 222 | work(m) = f_in(j,i,k) |
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| 223 | ENDDO |
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| 224 | ENDDO |
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| 225 | ENDDO |
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| 226 | ENDDO |
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| 227 | |
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| 228 | ! |
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| 229 | !-- Transpose array |
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| 230 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start' ) |
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| 231 | CALL MPI_ALLTOALL( work(1), sendrecvcount_xy, MPI_REAL, & |
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| 232 | f_inv(nys_x,nzb_x,0), sendrecvcount_xy, MPI_REAL, & |
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| 233 | comm1dy, ierr ) |
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| 234 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
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| 235 | |
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| 236 | ! |
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| 237 | !-- Reorder transposed array in a way that the x index is in first position |
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| 238 | DO i = 0, nxa |
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| 239 | DO k = nzb_x, nzt_xa |
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| 240 | DO j = nys_x, nyn_xa |
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| 241 | f_out(i,j,k) = f_inv(j,k,i) |
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| 242 | ENDDO |
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| 243 | ENDDO |
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| 244 | ENDDO |
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| 245 | |
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| 246 | #endif |
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| 247 | |
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| 248 | END SUBROUTINE transpose_yx |
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| 249 | |
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| 250 | |
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| 251 | SUBROUTINE transpose_yxd( f_in, work, f_out ) |
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| 252 | |
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| 253 | !------------------------------------------------------------------------------! |
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| 254 | ! Description: |
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| 255 | ! ------------ |
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| 256 | ! Transposition of input array (f_in) from y to x. For the input array, all |
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| 257 | ! elements along y reside on the same PE, while after transposition, all |
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| 258 | ! elements along x reside on the same PE. |
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| 259 | ! This is a direct transposition for arrays with indices in regular order |
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| 260 | ! (k,j,i) (cf. transpose_yx). |
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| 261 | !------------------------------------------------------------------------------! |
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| 262 | |
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| 263 | USE cpulog |
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| 264 | USE indices |
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| 265 | USE interfaces |
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| 266 | USE pegrid |
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| 267 | USE transpose_indices |
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| 268 | |
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| 269 | IMPLICIT NONE |
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| 270 | |
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| 271 | INTEGER :: i, j, k, l, m, recvcount_yx, sendcount_yx, xs |
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| 272 | |
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| 273 | REAL :: f_in(1:nza,nys:nyna,nxl:nxra), f_inv(nxl:nxra,1:nza,nys:nyna), & |
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| 274 | f_out(0:nxa,nys_x:nyn_xa,nzb_x:nzt_xa), & |
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| 275 | work(nnx*nny*nnz) |
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| 276 | |
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| 277 | #if defined( __parallel ) |
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| 278 | |
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| 279 | ! |
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| 280 | !-- Rearrange indices of input array in order to make data to be send |
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| 281 | !-- by MPI contiguous |
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| 282 | DO k = 1, nza |
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| 283 | DO j = nys, nyna |
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| 284 | DO i = nxl, nxra |
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| 285 | f_inv(i,k,j) = f_in(k,j,i) |
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| 286 | ENDDO |
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| 287 | ENDDO |
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| 288 | ENDDO |
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| 289 | |
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| 290 | ! |
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| 291 | !-- Transpose array |
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| 292 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start' ) |
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| 293 | CALL MPI_ALLTOALL( f_inv(nxl,1,nys), sendrecvcount_xy, MPI_REAL, & |
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| 294 | work(1), sendrecvcount_xy, MPI_REAL, & |
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| 295 | comm1dx, ierr ) |
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| 296 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
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| 297 | |
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| 298 | ! |
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| 299 | !-- Reorder transposed array |
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| 300 | m = 0 |
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| 301 | DO l = 0, pdims(1) - 1 |
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| 302 | xs = 0 + l * nnx |
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| 303 | DO j = nys_x, nyn_xa |
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| 304 | DO k = 1, nza |
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| 305 | DO i = xs, xs + nnx - 1 |
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| 306 | m = m + 1 |
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| 307 | f_out(i,j,k) = work(m) |
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| 308 | ENDDO |
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| 309 | ENDDO |
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| 310 | ENDDO |
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| 311 | ENDDO |
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| 312 | |
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| 313 | #endif |
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| 314 | |
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| 315 | END SUBROUTINE transpose_yxd |
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| 316 | |
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| 317 | |
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| 318 | SUBROUTINE transpose_yz( f_in, work, f_out ) |
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| 319 | |
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| 320 | !------------------------------------------------------------------------------! |
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| 321 | ! Description: |
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| 322 | ! ------------ |
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| 323 | ! Transposition of input array (f_in) from y to z. For the input array, all |
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| 324 | ! elements along y reside on the same PE, while after transposition, all |
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| 325 | ! elements along z reside on the same PE. |
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| 326 | !------------------------------------------------------------------------------! |
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| 327 | |
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| 328 | USE cpulog |
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| 329 | USE indices |
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| 330 | USE interfaces |
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| 331 | USE pegrid |
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| 332 | USE transpose_indices |
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| 333 | |
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| 334 | IMPLICIT NONE |
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| 335 | |
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| 336 | INTEGER :: i, j, k, l, m, zs |
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| 337 | |
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| 338 | REAL :: f_in(0:nya,nxl_y:nxr_ya,nzb_y:nzt_ya), & |
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| 339 | f_inv(nxl_y:nxr_ya,nzb_y:nzt_ya,0:nya), & |
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| 340 | f_out(nxl_z:nxr_za,nys_z:nyn_za,1:nza), & |
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| 341 | work(nnx*nny*nnz) |
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| 342 | |
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| 343 | #if defined( __parallel ) |
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| 344 | |
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| 345 | ! |
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| 346 | !-- Rearrange indices of input array in order to make data to be send |
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| 347 | !-- by MPI contiguous |
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| 348 | DO j = 0, nya |
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| 349 | DO k = nzb_y, nzt_ya |
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| 350 | DO i = nxl_y, nxr_ya |
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| 351 | f_inv(i,k,j) = f_in(j,i,k) |
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| 352 | ENDDO |
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| 353 | ENDDO |
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| 354 | ENDDO |
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| 355 | |
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| 356 | ! |
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| 357 | !-- Move data to different array, because memory location of work1 is |
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| 358 | !-- needed further below (work1 = work2). |
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| 359 | !-- If the PE grid is one-dimensional along y, only local reordering |
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| 360 | !-- of the data is necessary and no transposition has to be done. |
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| 361 | IF ( pdims(1) == 1 ) THEN |
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| 362 | DO j = 0, nya |
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| 363 | DO k = nzb_y, nzt_ya |
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| 364 | DO i = nxl_y, nxr_ya |
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| 365 | f_out(i,j,k) = f_inv(i,k,j) |
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| 366 | ENDDO |
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| 367 | ENDDO |
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| 368 | ENDDO |
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| 369 | RETURN |
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| 370 | ENDIF |
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| 371 | |
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| 372 | ! |
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| 373 | !-- Transpose array |
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| 374 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start' ) |
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| 375 | CALL MPI_ALLTOALL( f_inv(nxl_y,nzb_y,0), sendrecvcount_yz, MPI_REAL, & |
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| 376 | work(1), sendrecvcount_yz, MPI_REAL, & |
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| 377 | comm1dx, ierr ) |
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| 378 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
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| 379 | |
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| 380 | ! |
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| 381 | !-- Reorder transposed array |
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| 382 | m = 0 |
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| 383 | DO l = 0, pdims(1) - 1 |
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| 384 | zs = 1 + l * ( nzt_ya - nzb_y + 1 ) |
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| 385 | DO j = nys_z, nyn_za |
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| 386 | DO k = zs, zs + nzt_ya - nzb_y |
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| 387 | DO i = nxl_z, nxr_za |
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| 388 | m = m + 1 |
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| 389 | f_out(i,j,k) = work(m) |
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| 390 | ENDDO |
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| 391 | ENDDO |
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| 392 | ENDDO |
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| 393 | ENDDO |
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| 394 | |
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| 395 | #endif |
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| 396 | |
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| 397 | END SUBROUTINE transpose_yz |
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| 398 | |
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| 399 | |
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| 400 | SUBROUTINE transpose_zx( f_in, work, f_out ) |
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| 401 | |
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| 402 | !------------------------------------------------------------------------------! |
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| 403 | ! Description: |
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| 404 | ! ------------ |
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| 405 | ! Transposition of input array (f_in) from z to x. For the input array, all |
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| 406 | ! elements along z reside on the same PE, while after transposition, all |
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| 407 | ! elements along x reside on the same PE. |
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| 408 | !------------------------------------------------------------------------------! |
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| 409 | |
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| 410 | USE cpulog |
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| 411 | USE indices |
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| 412 | USE interfaces |
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| 413 | USE pegrid |
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| 414 | USE transpose_indices |
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| 415 | |
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| 416 | IMPLICIT NONE |
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| 417 | |
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| 418 | INTEGER :: i, j, k, l, m, xs |
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| 419 | |
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| 420 | REAL :: f_in(1:nza,nys:nyna,nxl:nxra), f_inv(nys:nyna,nxl:nxra,1:nza), & |
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| 421 | f_out(0:nxa,nys_x:nyn_xa,nzb_x:nzt_xa), & |
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| 422 | work(nnx*nny*nnz) |
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| 423 | |
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| 424 | #if defined( __parallel ) |
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| 425 | |
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| 426 | ! |
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| 427 | !-- Rearrange indices of input array in order to make data to be send |
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| 428 | !-- by MPI contiguous |
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| 429 | DO k = 1,nza |
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| 430 | DO i = nxl, nxra |
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| 431 | DO j = nys, nyna |
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| 432 | f_inv(j,i,k) = f_in(k,j,i) |
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| 433 | ENDDO |
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| 434 | ENDDO |
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| 435 | ENDDO |
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| 436 | |
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| 437 | ! |
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| 438 | !-- Move data to different array, because memory location of work1 is |
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| 439 | !-- needed further below (work1 = work2). |
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| 440 | !-- If the PE grid is one-dimensional along y, only local reordering |
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| 441 | !-- of the data is necessary and no transposition has to be done. |
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| 442 | IF ( pdims(1) == 1 ) THEN |
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| 443 | DO k = 1, nza |
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| 444 | DO i = nxl, nxra |
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| 445 | DO j = nys, nyna |
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| 446 | f_out(i,j,k) = f_inv(j,i,k) |
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| 447 | ENDDO |
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| 448 | ENDDO |
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| 449 | ENDDO |
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| 450 | RETURN |
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| 451 | ENDIF |
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| 452 | |
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| 453 | ! |
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| 454 | !-- Transpose array |
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| 455 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start' ) |
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| 456 | CALL MPI_ALLTOALL( f_inv(nys,nxl,1), sendrecvcount_zx, MPI_REAL, & |
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| 457 | work(1), sendrecvcount_zx, MPI_REAL, & |
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| 458 | comm1dx, ierr ) |
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| 459 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
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| 460 | |
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| 461 | ! |
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| 462 | !-- Reorder transposed array |
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| 463 | m = 0 |
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| 464 | DO l = 0, pdims(1) - 1 |
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| 465 | xs = 0 + l * nnx |
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| 466 | DO k = nzb_x, nzt_xa |
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| 467 | DO i = xs, xs + nnx - 1 |
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| 468 | DO j = nys_x, nyn_xa |
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| 469 | m = m + 1 |
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| 470 | f_out(i,j,k) = work(m) |
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| 471 | ENDDO |
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| 472 | ENDDO |
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| 473 | ENDDO |
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| 474 | ENDDO |
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| 475 | |
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| 476 | #endif |
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| 477 | |
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| 478 | END SUBROUTINE transpose_zx |
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| 479 | |
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| 480 | |
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| 481 | SUBROUTINE transpose_zy( f_in, work, f_out ) |
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| 482 | |
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| 483 | !------------------------------------------------------------------------------! |
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| 484 | ! Description: |
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| 485 | ! ------------ |
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| 486 | ! Transposition of input array (f_in) from z to y. For the input array, all |
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| 487 | ! elements along z reside on the same PE, while after transposition, all |
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| 488 | ! elements along y reside on the same PE. |
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| 489 | !------------------------------------------------------------------------------! |
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| 490 | |
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| 491 | USE cpulog |
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| 492 | USE indices |
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| 493 | USE interfaces |
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| 494 | USE pegrid |
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| 495 | USE transpose_indices |
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| 496 | |
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| 497 | IMPLICIT NONE |
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| 498 | |
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| 499 | INTEGER :: i, j, k, l, m, zs |
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| 500 | |
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| 501 | REAL :: f_in(nxl_z:nxr_za,nys_z:nyn_za,1:nza), & |
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| 502 | f_inv(nxl_y:nxr_ya,nzb_y:nzt_ya,0:nya), & |
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| 503 | f_out(0:nya,nxl_y:nxr_ya,nzb_y:nzt_ya), & |
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| 504 | work(nnx*nny*nnz) |
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| 505 | |
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| 506 | #if defined( __parallel ) |
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| 507 | |
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| 508 | ! |
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| 509 | !-- If the PE grid is one-dimensional along y, the array has only to be |
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| 510 | !-- reordered locally and therefore no transposition has to be done. |
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| 511 | IF ( pdims(1) /= 1 ) THEN |
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| 512 | ! |
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| 513 | !-- Reorder input array for transposition |
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| 514 | m = 0 |
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| 515 | DO l = 0, pdims(1) - 1 |
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| 516 | zs = 1 + l * ( nzt_ya - nzb_y + 1 ) |
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| 517 | DO j = nys_z, nyn_za |
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| 518 | DO k = zs, zs + nzt_ya - nzb_y |
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| 519 | DO i = nxl_z, nxr_za |
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| 520 | m = m + 1 |
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| 521 | work(m) = f_in(i,j,k) |
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| 522 | ENDDO |
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| 523 | ENDDO |
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| 524 | ENDDO |
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| 525 | ENDDO |
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| 526 | |
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| 527 | ! |
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| 528 | !-- Transpose array |
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| 529 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start' ) |
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| 530 | CALL MPI_ALLTOALL( work(1), sendrecvcount_yz, MPI_REAL, & |
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| 531 | f_inv(nxl_y,nzb_y,0), sendrecvcount_yz, MPI_REAL, & |
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| 532 | comm1dx, ierr ) |
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| 533 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
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| 534 | |
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| 535 | ! |
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| 536 | !-- Reorder transposed array in a way that the y index is in first position |
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| 537 | DO j = 0, nya |
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| 538 | DO k = nzb_y, nzt_ya |
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| 539 | DO i = nxl_y, nxr_ya |
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| 540 | f_out(j,i,k) = f_inv(i,k,j) |
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| 541 | ENDDO |
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| 542 | ENDDO |
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| 543 | ENDDO |
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| 544 | ELSE |
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| 545 | ! |
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| 546 | !-- Reorder the array in a way that the y index is in first position |
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| 547 | DO k = nzb_y, nzt_ya |
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| 548 | DO j = 0, nya |
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| 549 | DO i = nxl_y, nxr_ya |
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| 550 | f_inv(i,k,j) = f_in(i,j,k) |
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| 551 | ENDDO |
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| 552 | ENDDO |
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| 553 | ENDDO |
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| 554 | ! |
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| 555 | !-- Move data to output array |
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| 556 | DO k = nzb_y, nzt_ya |
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| 557 | DO i = nxl_y, nxr_ya |
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| 558 | DO j = 0, nya |
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| 559 | f_out(j,i,k) = f_inv(i,k,j) |
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| 560 | ENDDO |
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| 561 | ENDDO |
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| 562 | ENDDO |
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| 563 | |
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| 564 | ENDIF |
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| 565 | |
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| 566 | #endif |
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| 567 | |
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| 568 | END SUBROUTINE transpose_zy |
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| 569 | |
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| 570 | |
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| 571 | SUBROUTINE transpose_zyd( f_in, work, f_out ) |
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| 572 | |
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| 573 | !------------------------------------------------------------------------------! |
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| 574 | ! Description: |
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| 575 | ! ------------ |
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| 576 | ! Transposition of input array (f_in) from z to y. For the input array, all |
|---|
| 577 | ! elements along z reside on the same PE, while after transposition, all |
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| 578 | ! elements along y reside on the same PE. |
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| 579 | ! This is a direct transposition for arrays with indices in regular order |
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| 580 | ! (k,j,i) (cf. transpose_zy). |
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| 581 | !------------------------------------------------------------------------------! |
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| 582 | |
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| 583 | USE cpulog |
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| 584 | USE indices |
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| 585 | USE interfaces |
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| 586 | USE pegrid |
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| 587 | USE transpose_indices |
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| 588 | |
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| 589 | IMPLICIT NONE |
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| 590 | |
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| 591 | INTEGER :: i, j, k, l, m, ys |
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| 592 | |
|---|
| 593 | REAL :: f_in(1:nza,nys:nyna,nxl:nxra), f_inv(nys:nyna,nxl:nxra,1:nza), & |
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| 594 | f_out(0:nya,nxl_yd:nxr_yda,nzb_yd:nzt_yda), & |
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| 595 | work(nnx*nny*nnz) |
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| 596 | |
|---|
| 597 | #if defined( __parallel ) |
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| 598 | |
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| 599 | ! |
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| 600 | !-- Rearrange indices of input array in order to make data to be send |
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| 601 | !-- by MPI contiguous |
|---|
| 602 | DO i = nxl, nxra |
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| 603 | DO j = nys, nyna |
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| 604 | DO k = 1, nza |
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| 605 | f_inv(j,i,k) = f_in(k,j,i) |
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| 606 | ENDDO |
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| 607 | ENDDO |
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| 608 | ENDDO |
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| 609 | |
|---|
| 610 | ! |
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| 611 | !-- Move data to different array, because memory location of work1 is |
|---|
| 612 | !-- needed further below (work1 = work2). |
|---|
| 613 | !-- If the PE grid is one-dimensional along x, only local reordering |
|---|
| 614 | !-- of the data is necessary and no transposition has to be done. |
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| 615 | IF ( pdims(2) == 1 ) THEN |
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| 616 | DO k = 1, nza |
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| 617 | DO i = nxl, nxra |
|---|
| 618 | DO j = nys, nyna |
|---|
| 619 | f_out(j,i,k) = f_inv(j,i,k) |
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| 620 | ENDDO |
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| 621 | ENDDO |
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| 622 | ENDDO |
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| 623 | RETURN |
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| 624 | ENDIF |
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| 625 | |
|---|
| 626 | ! |
|---|
| 627 | !-- Transpose array |
|---|
| 628 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'start' ) |
|---|
| 629 | CALL MPI_ALLTOALL( f_inv(nys,nxl,1), sendrecvcount_zyd, MPI_REAL, & |
|---|
| 630 | work(1), sendrecvcount_zyd, MPI_REAL, & |
|---|
| 631 | comm1dy, ierr ) |
|---|
| 632 | CALL cpu_log( log_point_s(32), 'mpi_alltoall', 'stop' ) |
|---|
| 633 | |
|---|
| 634 | ! |
|---|
| 635 | !-- Reorder transposed array |
|---|
| 636 | m = 0 |
|---|
| 637 | DO l = 0, pdims(2) - 1 |
|---|
| 638 | ys = 0 + l * nny |
|---|
| 639 | DO k = nzb_yd, nzt_yda |
|---|
| 640 | DO i = nxl_yd, nxr_yda |
|---|
| 641 | DO j = ys, ys + nny - 1 |
|---|
| 642 | m = m + 1 |
|---|
| 643 | f_out(j,i,k) = work(m) |
|---|
| 644 | ENDDO |
|---|
| 645 | ENDDO |
|---|
| 646 | ENDDO |
|---|
| 647 | ENDDO |
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| 648 | |
|---|
| 649 | #endif |
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| 650 | |
|---|
| 651 | END SUBROUTINE transpose_zyd |
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