| 1 | #if defined MULTI |
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| 2 | # define NAT_IN(k) cd_nat(k) |
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| 3 | # define SGN_IN(k) psgn(k) |
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| 4 | # define F_SIZE(ptab) kfld |
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| 5 | # define LBC_ARG (jf) |
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| 6 | # if defined DIM_2d |
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| 7 | # if defined SINGLE_PRECISION |
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| 8 | # define ARRAY_TYPE(i,j,k,l,f) TYPE(PTR_2D_sp) , INTENT(inout) :: ptab(f) |
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| 9 | # else |
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| 10 | # define ARRAY_TYPE(i,j,k,l,f) TYPE(PTR_2D_dp) , INTENT(inout) :: ptab(f) |
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| 11 | # endif |
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| 12 | # define ARRAY_IN(i,j,k,l,f) ptab(f)%pt2d(i,j) |
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| 13 | # define K_SIZE(ptab) 1 |
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| 14 | # define L_SIZE(ptab) 1 |
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| 15 | # endif |
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| 16 | # if defined DIM_3d |
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| 17 | # if defined SINGLE_PRECISION |
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| 18 | # define ARRAY_TYPE(i,j,k,l,f) TYPE(PTR_3D_sp) , INTENT(inout) :: ptab(f) |
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| 19 | # else |
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| 20 | # define ARRAY_TYPE(i,j,k,l,f) TYPE(PTR_3D_dp) , INTENT(inout) :: ptab(f) |
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| 21 | # endif |
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| 22 | # define ARRAY_IN(i,j,k,l,f) ptab(f)%pt3d(i,j,k) |
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| 23 | # define K_SIZE(ptab) SIZE(ptab(1)%pt3d,3) |
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| 24 | # define L_SIZE(ptab) 1 |
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| 25 | # endif |
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| 26 | # if defined DIM_4d |
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| 27 | # if defined SINGLE_PRECISION |
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| 28 | # define ARRAY_TYPE(i,j,k,l,f) TYPE(PTR_4D_sp) , INTENT(inout) :: ptab(f) |
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| 29 | # else |
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| 30 | # define ARRAY_TYPE(i,j,k,l,f) TYPE(PTR_4D_dp) , INTENT(inout) :: ptab(f) |
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| 31 | # endif |
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| 32 | # define ARRAY_IN(i,j,k,l,f) ptab(f)%pt4d(i,j,k,l) |
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| 33 | # define K_SIZE(ptab) SIZE(ptab(1)%pt4d,3) |
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| 34 | # define L_SIZE(ptab) SIZE(ptab(1)%pt4d,4) |
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| 35 | # endif |
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| 36 | #else |
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| 37 | ! !== IN: ptab is an array ==! |
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| 38 | # if defined SINGLE_PRECISION |
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| 39 | # define ARRAY_TYPE(i,j,k,l,f) REAL(sp) , INTENT(inout) :: ARRAY_IN(i,j,k,l,f) |
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| 40 | # else |
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| 41 | # define ARRAY_TYPE(i,j,k,l,f) REAL(dp) , INTENT(inout) :: ARRAY_IN(i,j,k,l,f) |
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| 42 | # endif |
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| 43 | # define NAT_IN(k) cd_nat |
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| 44 | # define SGN_IN(k) psgn |
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| 45 | # define F_SIZE(ptab) 1 |
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| 46 | # define LBC_ARG |
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| 47 | # if defined DIM_2d |
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| 48 | # define ARRAY_IN(i,j,k,l,f) ptab(i,j) |
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| 49 | # define K_SIZE(ptab) 1 |
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| 50 | # define L_SIZE(ptab) 1 |
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| 51 | # endif |
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| 52 | # if defined DIM_3d |
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| 53 | # define ARRAY_IN(i,j,k,l,f) ptab(i,j,k) |
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| 54 | # define K_SIZE(ptab) SIZE(ptab,3) |
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| 55 | # define L_SIZE(ptab) 1 |
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| 56 | # endif |
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| 57 | # if defined DIM_4d |
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| 58 | # define ARRAY_IN(i,j,k,l,f) ptab(i,j,k,l) |
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| 59 | # define K_SIZE(ptab) SIZE(ptab,3) |
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| 60 | # define L_SIZE(ptab) SIZE(ptab,4) |
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| 61 | # endif |
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| 62 | #endif |
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| 63 | |
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| 64 | # if defined SINGLE_PRECISION |
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| 65 | # define PRECISION sp |
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| 66 | # define SENDROUTINE mppsend_sp |
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| 67 | # define RECVROUTINE mpprecv_sp |
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| 68 | # define MPI_TYPE MPI_REAL |
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| 69 | # else |
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| 70 | # define PRECISION dp |
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| 71 | # define SENDROUTINE mppsend_dp |
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| 72 | # define RECVROUTINE mpprecv_dp |
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| 73 | # define MPI_TYPE MPI_DOUBLE_PRECISION |
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| 74 | # endif |
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| 75 | |
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| 76 | SUBROUTINE ROUTINE_NFD( ptab, cd_nat, psgn, kfld ) |
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| 77 | !!---------------------------------------------------------------------- |
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| 78 | ARRAY_TYPE(:,:,:,:,:) ! array or pointer of arrays on which the boundary condition is applied |
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| 79 | CHARACTER(len=1) , INTENT(in ) :: NAT_IN(:) ! nature of array grid-points |
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| 80 | REAL(wp) , INTENT(in ) :: SGN_IN(:) ! sign used across the north fold boundary |
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| 81 | INTEGER, OPTIONAL, INTENT(in ) :: kfld ! number of pt3d arrays |
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| 82 | ! |
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| 83 | INTEGER :: ji, jj, jk, jl, jh, jf, jr ! dummy loop indices |
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| 84 | INTEGER :: ipi, ipj, ipk, ipl, ipf ! dimension of the input array |
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| 85 | INTEGER :: imigr, iihom, ijhom ! local integers |
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| 86 | INTEGER :: ierr, ibuffsize, ilci, ildi, ilei, iilb |
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| 87 | INTEGER :: ij, iproc |
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| 88 | INTEGER, DIMENSION (jpmaxngh) :: ml_req_nf ! for mpi_isend when avoiding mpi_allgather |
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| 89 | INTEGER :: ml_err ! for mpi_isend when avoiding mpi_allgather |
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| 90 | INTEGER, DIMENSION(MPI_STATUS_SIZE) :: ml_stat ! for mpi_isend when avoiding mpi_allgather |
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| 91 | ! ! Workspace for message transfers avoiding mpi_allgather |
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| 92 | INTEGER :: ipf_j ! sum of lines for all multi fields |
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| 93 | INTEGER :: js ! counter |
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| 94 | INTEGER, DIMENSION(:,:), ALLOCATABLE :: jj_s ! position of sent lines |
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| 95 | INTEGER, DIMENSION(:), ALLOCATABLE :: ipj_s ! number of sent lines |
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| 96 | REAL(PRECISION), DIMENSION(:,:,:) , ALLOCATABLE :: ztabl |
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| 97 | REAL(PRECISION), DIMENSION(:,:,:,:,:) , ALLOCATABLE :: ztab, ztabr |
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| 98 | REAL(PRECISION), DIMENSION(:,:,:,:,:) , ALLOCATABLE :: znorthloc, zfoldwk |
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| 99 | REAL(PRECISION), DIMENSION(:,:,:,:,:,:), ALLOCATABLE :: znorthgloio |
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| 100 | !!---------------------------------------------------------------------- |
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| 101 | ! |
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| 102 | ipk = K_SIZE(ptab) ! 3rd dimension |
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| 103 | ipl = L_SIZE(ptab) ! 4th - |
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| 104 | ipf = F_SIZE(ptab) ! 5th - use in "multi" case (array of pointers) |
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| 105 | ! |
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| 106 | IF( l_north_nogather ) THEN !== no allgather exchanges ==! |
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| 107 | |
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| 108 | ALLOCATE(ipj_s(ipf)) |
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| 109 | |
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| 110 | ipj = 2 ! Max 2nd dimension of message transfers (last two j-line only) |
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| 111 | ipj_s(:) = 1 ! Real 2nd dimension of message transfers (depending on perf requirement) |
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| 112 | ! by default, only one line is exchanged |
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| 113 | |
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| 114 | ALLOCATE( jj_s(ipf,2) ) |
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| 115 | |
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| 116 | ! re-define number of exchanged lines : |
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| 117 | ! must be two during the first two time steps |
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| 118 | ! to correct possible incoherent values on North fold lines from restart |
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| 119 | |
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| 120 | !!!!!!!!! temporary switch off this optimisation ==> force TRUE !!!!!!!! |
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| 121 | !!!!!!!!! needed to get the same results without agrif and with agrif and no zoom !!!!!!!! |
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| 122 | !!!!!!!!! I don't know why we must do that... !!!!!!!! |
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| 123 | l_full_nf_update = .TRUE. |
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| 124 | |
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| 125 | ! Two lines update (slower but necessary to avoid different values ion identical grid points |
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| 126 | IF ( l_full_nf_update .OR. & ! if coupling fields |
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| 127 | ( ncom_stp == nit000 .AND. .NOT. ln_rstart ) ) & ! at first time step, if not restart |
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| 128 | ipj_s(:) = 2 |
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| 129 | |
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| 130 | ! Index of modifying lines in input |
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| 131 | DO jf = 1, ipf ! Loop over the number of arrays to be processed |
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| 132 | ! |
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| 133 | SELECT CASE ( npolj ) |
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| 134 | ! |
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| 135 | CASE ( 3, 4 ) ! * North fold T-point pivot |
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| 136 | ! |
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| 137 | SELECT CASE ( NAT_IN(jf) ) |
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| 138 | ! |
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| 139 | CASE ( 'T' , 'W' ,'U' ) ! T-, U-, W-point |
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| 140 | jj_s(jf,1) = nlcj - 2 ; jj_s(jf,2) = nlcj - 1 |
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| 141 | CASE ( 'V' , 'F' ) ! V-, F-point |
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| 142 | jj_s(jf,1) = nlcj - 3 ; jj_s(jf,2) = nlcj - 2 |
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| 143 | END SELECT |
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| 144 | ! |
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| 145 | CASE ( 5, 6 ) ! * North fold F-point pivot |
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| 146 | SELECT CASE ( NAT_IN(jf) ) |
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| 147 | ! |
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| 148 | CASE ( 'T' , 'W' ,'U' ) ! T-, U-, W-point |
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| 149 | jj_s(jf,1) = nlcj - 1 |
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| 150 | ipj_s(jf) = 1 ! need only one line anyway |
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| 151 | CASE ( 'V' , 'F' ) ! V-, F-point |
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| 152 | jj_s(jf,1) = nlcj - 2 ; jj_s(jf,2) = nlcj - 1 |
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| 153 | END SELECT |
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| 154 | ! |
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| 155 | END SELECT |
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| 156 | ! |
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| 157 | ENDDO |
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| 158 | ! |
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| 159 | ipf_j = sum (ipj_s(:)) ! Total number of lines to be exchanged |
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| 160 | ! |
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| 161 | ALLOCATE( znorthloc(jpimax,ipf_j,ipk,ipl,1) ) |
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| 162 | ! |
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| 163 | js = 0 |
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| 164 | DO jf = 1, ipf ! Loop over the number of arrays to be processed |
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| 165 | DO jj = 1, ipj_s(jf) |
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| 166 | js = js + 1 |
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| 167 | DO jl = 1, ipl |
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| 168 | DO jk = 1, ipk |
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| 169 | znorthloc(1:jpi,js,jk,jl,1) = ARRAY_IN(1:jpi,jj_s(jf,jj),jk,jl,jf) |
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| 170 | END DO |
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| 171 | END DO |
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| 172 | END DO |
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| 173 | END DO |
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| 174 | ! |
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| 175 | ibuffsize = jpimax * ipf_j * ipk * ipl |
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| 176 | ! |
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| 177 | ALLOCATE( zfoldwk(jpimax,ipf_j,ipk,ipl,1) ) |
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| 178 | ALLOCATE( ztabr(jpimax*jpmaxngh,ipj,ipk,ipl,ipf) ) |
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| 179 | ! when some processors of the north fold are suppressed, |
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| 180 | ! values of ztab* arrays corresponding to these suppressed domain won't be defined |
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| 181 | ! and we need a default definition to 0. |
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| 182 | ! a better test should be: a testing if "suppressed land-processors" belongs to the north-pole folding |
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| 183 | IF ( jpni*jpnj /= jpnij ) ztabr(:,:,:,:,:) = 0._wp |
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| 184 | ! |
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| 185 | ! start waiting time measurement |
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| 186 | IF( ln_timing ) CALL tic_tac(.TRUE.) |
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| 187 | ! |
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| 188 | DO jr = 1, nsndto |
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| 189 | IF( nfipproc(isendto(jr),jpnj) /= narea-1 .AND. nfipproc(isendto(jr),jpnj) /= -1 ) THEN |
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| 190 | CALL SENDROUTINE( 5, znorthloc, ibuffsize, nfipproc(isendto(jr),jpnj), ml_req_nf(jr) ) |
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| 191 | ENDIF |
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| 192 | END DO |
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| 193 | ! |
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| 194 | DO jr = 1,nsndto |
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| 195 | iproc = nfipproc(isendto(jr),jpnj) |
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| 196 | IF(iproc /= -1) THEN |
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| 197 | iilb = nimppt(iproc+1) |
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| 198 | ilci = nlcit (iproc+1) |
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| 199 | ildi = nldit (iproc+1) |
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| 200 | ilei = nleit (iproc+1) |
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| 201 | IF( iilb == 1 ) ildi = 1 ! e-w boundary already done -> force to take 1st column |
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| 202 | IF( iilb + ilci - 1 == jpiglo ) ilei = ilci ! e-w boundary already done -> force to take last column |
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| 203 | iilb = nfiimpp(isendto(jr),jpnj) - nfiimpp(isendto(1),jpnj) |
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| 204 | ENDIF |
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| 205 | IF( iproc /= narea-1 .AND. iproc /= -1 ) THEN |
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| 206 | CALL RECVROUTINE(5, zfoldwk, ibuffsize, iproc) |
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| 207 | js = 0 |
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| 208 | DO jf = 1, ipf ; DO jj = 1, ipj_s(jf) |
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| 209 | js = js + 1 |
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| 210 | DO jl = 1, ipl |
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| 211 | DO jk = 1, ipk |
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| 212 | DO ji = ildi, ilei |
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| 213 | ztabr(iilb+ji,jj,jk,jl,jf) = zfoldwk(ji,js,jk,jl,1) |
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| 214 | END DO |
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| 215 | END DO |
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| 216 | END DO |
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| 217 | END DO; END DO |
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| 218 | ELSE IF( iproc == narea-1 ) THEN |
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| 219 | DO jf = 1, ipf ; DO jj = 1, ipj_s(jf) |
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| 220 | DO jl = 1, ipl |
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| 221 | DO jk = 1, ipk |
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| 222 | DO ji = ildi, ilei |
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| 223 | ztabr(iilb+ji,jj,jk,jl,jf) = ARRAY_IN(ji,jj_s(jf,jj),jk,jl,jf) |
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| 224 | END DO |
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| 225 | END DO |
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| 226 | END DO |
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| 227 | END DO; END DO |
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| 228 | ENDIF |
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| 229 | END DO |
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| 230 | DO jr = 1,nsndto |
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| 231 | IF( nfipproc(isendto(jr),jpnj) /= narea-1 .AND. nfipproc(isendto(jr),jpnj) /= -1 ) THEN |
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| 232 | CALL mpi_wait( ml_req_nf(jr), ml_stat, ml_err ) |
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| 233 | ENDIF |
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| 234 | END DO |
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| 235 | ! |
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| 236 | IF( ln_timing ) CALL tic_tac(.FALSE.) |
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| 237 | ! |
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| 238 | ! North fold boundary condition |
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| 239 | ! |
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| 240 | DO jf = 1, ipf |
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| 241 | CALL lbc_nfd_nogather( ARRAY_IN(:,:,:,:,jf), ztabr(:,1:ipj_s(jf),:,:,jf), cd_nat LBC_ARG, psgn LBC_ARG ) |
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| 242 | END DO |
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| 243 | ! |
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| 244 | DEALLOCATE( zfoldwk, ztabr, jj_s, ipj_s ) |
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| 245 | ! |
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| 246 | ELSE !== allgather exchanges ==! |
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| 247 | ! |
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| 248 | ipj = 4 ! 2nd dimension of message transfers (last j-lines) |
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| 249 | ! |
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| 250 | ALLOCATE( znorthloc(jpimax,ipj,ipk,ipl,ipf) ) |
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| 251 | ! |
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| 252 | DO jf = 1, ipf ! put in znorthloc the last ipj j-lines of ptab |
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| 253 | DO jl = 1, ipl |
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| 254 | DO jk = 1, ipk |
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| 255 | DO jj = nlcj - ipj +1, nlcj |
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| 256 | ij = jj - nlcj + ipj |
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| 257 | znorthloc(1:jpi,ij,jk,jl,jf) = ARRAY_IN(1:jpi,jj,jk,jl,jf) |
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| 258 | END DO |
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| 259 | END DO |
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| 260 | END DO |
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| 261 | END DO |
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| 262 | ! |
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| 263 | ibuffsize = jpimax * ipj * ipk * ipl * ipf |
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| 264 | ! |
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| 265 | ALLOCATE( ztab (jpiglo,ipj,ipk,ipl,ipf ) ) |
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| 266 | ALLOCATE( znorthgloio(jpimax,ipj,ipk,ipl,ipf,jpni) ) |
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| 267 | ! |
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| 268 | ! when some processors of the north fold are suppressed, |
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| 269 | ! values of ztab* arrays corresponding to these suppressed domain won't be defined |
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| 270 | ! and we need a default definition to 0. |
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| 271 | ! a better test should be: a testing if "suppressed land-processors" belongs to the north-pole folding |
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| 272 | IF ( jpni*jpnj /= jpnij ) ztab(:,:,:,:,:) = 0._wp |
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| 273 | ! |
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| 274 | ! start waiting time measurement |
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| 275 | IF( ln_timing ) CALL tic_tac(.TRUE.) |
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| 276 | CALL MPI_ALLGATHER( znorthloc , ibuffsize, MPI_TYPE, & |
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| 277 | & znorthgloio, ibuffsize, MPI_TYPE, ncomm_north, ierr ) |
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| 278 | ! |
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| 279 | ! stop waiting time measurement |
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| 280 | IF( ln_timing ) CALL tic_tac(.FALSE.) |
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| 281 | ! |
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| 282 | DO jr = 1, ndim_rank_north ! recover the global north array |
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| 283 | iproc = nrank_north(jr) + 1 |
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| 284 | iilb = nimppt(iproc) |
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| 285 | ilci = nlcit (iproc) |
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| 286 | ildi = nldit (iproc) |
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| 287 | ilei = nleit (iproc) |
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| 288 | IF( iilb == 1 ) ildi = 1 ! e-w boundary already done -> force to take 1st column |
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| 289 | IF( iilb + ilci - 1 == jpiglo ) ilei = ilci ! e-w boundary already done -> force to take last column |
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| 290 | DO jf = 1, ipf |
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| 291 | DO jl = 1, ipl |
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| 292 | DO jk = 1, ipk |
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| 293 | DO jj = 1, ipj |
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| 294 | DO ji = ildi, ilei |
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| 295 | ztab(ji+iilb-1,jj,jk,jl,jf) = znorthgloio(ji,jj,jk,jl,jf,jr) |
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| 296 | END DO |
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| 297 | END DO |
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| 298 | END DO |
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| 299 | END DO |
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| 300 | END DO |
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| 301 | END DO |
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| 302 | DO jf = 1, ipf |
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| 303 | CALL lbc_nfd( ztab(:,:,:,:,jf), cd_nat LBC_ARG, psgn LBC_ARG ) ! North fold boundary condition |
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| 304 | END DO |
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| 305 | ! |
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| 306 | DO jf = 1, ipf |
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| 307 | DO jl = 1, ipl |
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| 308 | DO jk = 1, ipk |
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| 309 | DO jj = nlcj-ipj+1, nlcj ! Scatter back to ARRAY_IN |
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| 310 | ij = jj - nlcj + ipj |
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| 311 | DO ji= 1, nlci |
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| 312 | ARRAY_IN(ji,jj,jk,jl,jf) = ztab(ji+nimpp-1,ij,jk,jl,jf) |
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| 313 | END DO |
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| 314 | END DO |
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| 315 | END DO |
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| 316 | END DO |
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| 317 | END DO |
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| 318 | ! |
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| 319 | ! |
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| 320 | DEALLOCATE( ztab ) |
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| 321 | DEALLOCATE( znorthgloio ) |
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| 322 | ENDIF |
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| 323 | ! |
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| 324 | DEALLOCATE( znorthloc ) |
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| 325 | ! |
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| 326 | END SUBROUTINE ROUTINE_NFD |
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| 327 | |
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| 328 | #undef PRECISION |
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| 329 | #undef MPI_TYPE |
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| 330 | #undef SENDROUTINE |
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| 331 | #undef RECVROUTINE |
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| 332 | #undef ARRAY_TYPE |
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| 333 | #undef NAT_IN |
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| 334 | #undef SGN_IN |
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| 335 | #undef ARRAY_IN |
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| 336 | #undef K_SIZE |
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| 337 | #undef L_SIZE |
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| 338 | #undef F_SIZE |
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| 339 | #undef LBC_ARG |
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