- Timestamp:
- 2020-07-03T19:15:31+02:00 (4 years ago)
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NEMO/branches/2020/dev_r12558_HPC-08_epico_Extra_Halo/src/OCE/LBC/lbclnk.F90
r12807 r13247 28 28 29 29 INTERFACE lbc_lnk 30 MODULE PROCEDURE mpp_lnk_2d , mpp_lnk_3d , mpp_lnk_4d 30 MODULE PROCEDURE mpp_lnk_2d_sp , mpp_lnk_3d_sp , mpp_lnk_4d_sp 31 MODULE PROCEDURE mpp_lnk_2d_dp , mpp_lnk_3d_dp , mpp_lnk_4d_dp 31 32 END INTERFACE 32 33 INTERFACE lbc_lnk_ptr 33 MODULE PROCEDURE mpp_lnk_2d_ptr , mpp_lnk_3d_ptr , mpp_lnk_4d_ptr 34 MODULE PROCEDURE mpp_lnk_2d_ptr_sp , mpp_lnk_3d_ptr_sp , mpp_lnk_4d_ptr_sp 35 MODULE PROCEDURE mpp_lnk_2d_ptr_dp , mpp_lnk_3d_ptr_dp , mpp_lnk_4d_ptr_dp 34 36 END INTERFACE 35 37 INTERFACE lbc_lnk_multi 36 MODULE PROCEDURE lbc_lnk_2d_multi, lbc_lnk_3d_multi, lbc_lnk_4d_multi 38 MODULE PROCEDURE lbc_lnk_2d_multi_sp , lbc_lnk_3d_multi_sp, lbc_lnk_4d_multi_sp 39 MODULE PROCEDURE lbc_lnk_2d_multi_dp , lbc_lnk_3d_multi_dp, lbc_lnk_4d_multi_dp 37 40 END INTERFACE 38 41 ! 39 42 INTERFACE lbc_lnk_icb 40 MODULE PROCEDURE mpp_lnk_2d_icb 43 MODULE PROCEDURE mpp_lnk_2d_icb_dp, mpp_lnk_2d_icb_sp 41 44 END INTERFACE 42 45 43 46 INTERFACE mpp_nfd 44 MODULE PROCEDURE mpp_nfd_2d , mpp_nfd_3d , mpp_nfd_4d 45 MODULE PROCEDURE mpp_nfd_2d_ptr, mpp_nfd_3d_ptr, mpp_nfd_4d_ptr 47 MODULE PROCEDURE mpp_nfd_2d_sp , mpp_nfd_3d_sp , mpp_nfd_4d_sp 48 MODULE PROCEDURE mpp_nfd_2d_dp , mpp_nfd_3d_dp , mpp_nfd_4d_dp 49 MODULE PROCEDURE mpp_nfd_2d_ptr_sp, mpp_nfd_3d_ptr_sp, mpp_nfd_4d_ptr_sp 50 MODULE PROCEDURE mpp_nfd_2d_ptr_dp, mpp_nfd_3d_ptr_dp, mpp_nfd_4d_ptr_dp 51 46 52 END INTERFACE 47 53 … … 92 98 !!---------------------------------------------------------------------- 93 99 94 # define DIM_2d 95 # define ROUTINE_LOAD load_ptr_2d 96 # define ROUTINE_MULTI lbc_lnk_2d_multi 97 # include "lbc_lnk_multi_generic.h90" 98 # undef ROUTINE_MULTI 99 # undef ROUTINE_LOAD 100 # undef DIM_2d 101 102 # define DIM_3d 103 # define ROUTINE_LOAD load_ptr_3d 104 # define ROUTINE_MULTI lbc_lnk_3d_multi 105 # include "lbc_lnk_multi_generic.h90" 106 # undef ROUTINE_MULTI 107 # undef ROUTINE_LOAD 108 # undef DIM_3d 109 110 # define DIM_4d 111 # define ROUTINE_LOAD load_ptr_4d 112 # define ROUTINE_MULTI lbc_lnk_4d_multi 100 !! 101 !! ---- SINGLE PRECISION VERSIONS 102 !! 103 # define SINGLE_PRECISION 104 # define DIM_2d 105 # define ROUTINE_LOAD load_ptr_2d_sp 106 # define ROUTINE_MULTI lbc_lnk_2d_multi_sp 107 # include "lbc_lnk_multi_generic.h90" 108 # undef ROUTINE_MULTI 109 # undef ROUTINE_LOAD 110 # undef DIM_2d 111 112 # define DIM_3d 113 # define ROUTINE_LOAD load_ptr_3d_sp 114 # define ROUTINE_MULTI lbc_lnk_3d_multi_sp 115 # include "lbc_lnk_multi_generic.h90" 116 # undef ROUTINE_MULTI 117 # undef ROUTINE_LOAD 118 # undef DIM_3d 119 120 # define DIM_4d 121 # define ROUTINE_LOAD load_ptr_4d_sp 122 # define ROUTINE_MULTI lbc_lnk_4d_multi_sp 123 # include "lbc_lnk_multi_generic.h90" 124 # undef ROUTINE_MULTI 125 # undef ROUTINE_LOAD 126 # undef DIM_4d 127 # undef SINGLE_PRECISION 128 !! 129 !! ---- DOUBLE PRECISION VERSIONS 130 !! 131 132 # define DIM_2d 133 # define ROUTINE_LOAD load_ptr_2d_dp 134 # define ROUTINE_MULTI lbc_lnk_2d_multi_dp 135 # include "lbc_lnk_multi_generic.h90" 136 # undef ROUTINE_MULTI 137 # undef ROUTINE_LOAD 138 # undef DIM_2d 139 140 # define DIM_3d 141 # define ROUTINE_LOAD load_ptr_3d_dp 142 # define ROUTINE_MULTI lbc_lnk_3d_multi_dp 143 # include "lbc_lnk_multi_generic.h90" 144 # undef ROUTINE_MULTI 145 # undef ROUTINE_LOAD 146 # undef DIM_3d 147 148 # define DIM_4d 149 # define ROUTINE_LOAD load_ptr_4d_dp 150 # define ROUTINE_MULTI lbc_lnk_4d_multi_dp 113 151 # include "lbc_lnk_multi_generic.h90" 114 152 # undef ROUTINE_MULTI … … 130 168 ! !== 2D array and array of 2D pointer ==! 131 169 ! 132 # define DIM_2d 133 # define ROUTINE_LNK mpp_lnk_2d 134 # include "mpp_lnk_generic.h90" 135 # undef ROUTINE_LNK 136 # define MULTI 137 # define ROUTINE_LNK mpp_lnk_2d_ptr 170 !! 171 !! ---- SINGLE PRECISION VERSIONS 172 !! 173 # define SINGLE_PRECISION 174 # define DIM_2d 175 # define ROUTINE_LNK mpp_lnk_2d_sp 176 # include "mpp_lnk_generic.h90" 177 # undef ROUTINE_LNK 178 # define MULTI 179 # define ROUTINE_LNK mpp_lnk_2d_ptr_sp 138 180 # include "mpp_lnk_generic.h90" 139 181 # undef ROUTINE_LNK … … 144 186 ! 145 187 # define DIM_3d 146 # define ROUTINE_LNK mpp_lnk_3d 147 # include "mpp_lnk_generic.h90" 148 # undef ROUTINE_LNK 149 # define MULTI 150 # define ROUTINE_LNK mpp_lnk_3d_ptr 188 # define ROUTINE_LNK mpp_lnk_3d_sp 189 # include "mpp_lnk_generic.h90" 190 # undef ROUTINE_LNK 191 # define MULTI 192 # define ROUTINE_LNK mpp_lnk_3d_ptr_sp 151 193 # include "mpp_lnk_generic.h90" 152 194 # undef ROUTINE_LNK … … 157 199 ! 158 200 # define DIM_4d 159 # define ROUTINE_LNK mpp_lnk_4d 160 # include "mpp_lnk_generic.h90" 161 # undef ROUTINE_LNK 162 # define MULTI 163 # define ROUTINE_LNK mpp_lnk_4d_ptr 164 # include "mpp_lnk_generic.h90" 165 # undef ROUTINE_LNK 166 # undef MULTI 167 # undef DIM_4d 201 # define ROUTINE_LNK mpp_lnk_4d_sp 202 # include "mpp_lnk_generic.h90" 203 # undef ROUTINE_LNK 204 # define MULTI 205 # define ROUTINE_LNK mpp_lnk_4d_ptr_sp 206 # include "mpp_lnk_generic.h90" 207 # undef ROUTINE_LNK 208 # undef MULTI 209 # undef DIM_4d 210 # undef SINGLE_PRECISION 211 212 !! 213 !! ---- DOUBLE PRECISION VERSIONS 214 !! 215 # define DIM_2d 216 # define ROUTINE_LNK mpp_lnk_2d_dp 217 # include "mpp_lnk_generic.h90" 218 # undef ROUTINE_LNK 219 # define MULTI 220 # define ROUTINE_LNK mpp_lnk_2d_ptr_dp 221 # include "mpp_lnk_generic.h90" 222 # undef ROUTINE_LNK 223 # undef MULTI 224 # undef DIM_2d 225 ! 226 ! !== 3D array and array of 3D pointer ==! 227 ! 228 # define DIM_3d 229 # define ROUTINE_LNK mpp_lnk_3d_dp 230 # include "mpp_lnk_generic.h90" 231 # undef ROUTINE_LNK 232 # define MULTI 233 # define ROUTINE_LNK mpp_lnk_3d_ptr_dp 234 # include "mpp_lnk_generic.h90" 235 # undef ROUTINE_LNK 236 # undef MULTI 237 # undef DIM_3d 238 ! 239 ! !== 4D array and array of 4D pointer ==! 240 ! 241 # define DIM_4d 242 # define ROUTINE_LNK mpp_lnk_4d_dp 243 # include "mpp_lnk_generic.h90" 244 # undef ROUTINE_LNK 245 # define MULTI 246 # define ROUTINE_LNK mpp_lnk_4d_ptr_dp 247 # include "mpp_lnk_generic.h90" 248 # undef ROUTINE_LNK 249 # undef MULTI 250 # undef DIM_4d 251 168 252 169 253 !!---------------------------------------------------------------------- … … 181 265 ! !== 2D array and array of 2D pointer ==! 182 266 ! 183 # define DIM_2d 184 # define ROUTINE_NFD mpp_nfd_2d 185 # include "mpp_nfd_generic.h90" 186 # undef ROUTINE_NFD 187 # define MULTI 188 # define ROUTINE_NFD mpp_nfd_2d_ptr 267 !! 268 !! ---- SINGLE PRECISION VERSIONS 269 !! 270 # define SINGLE_PRECISION 271 # define DIM_2d 272 # define ROUTINE_NFD mpp_nfd_2d_sp 273 # include "mpp_nfd_generic.h90" 274 # undef ROUTINE_NFD 275 # define MULTI 276 # define ROUTINE_NFD mpp_nfd_2d_ptr_sp 189 277 # include "mpp_nfd_generic.h90" 190 278 # undef ROUTINE_NFD … … 195 283 ! 196 284 # define DIM_3d 197 # define ROUTINE_NFD mpp_nfd_3d 198 # include "mpp_nfd_generic.h90" 199 # undef ROUTINE_NFD 200 # define MULTI 201 # define ROUTINE_NFD mpp_nfd_3d_ptr 285 # define ROUTINE_NFD mpp_nfd_3d_sp 286 # include "mpp_nfd_generic.h90" 287 # undef ROUTINE_NFD 288 # define MULTI 289 # define ROUTINE_NFD mpp_nfd_3d_ptr_sp 202 290 # include "mpp_nfd_generic.h90" 203 291 # undef ROUTINE_NFD … … 208 296 ! 209 297 # define DIM_4d 210 # define ROUTINE_NFD mpp_nfd_4d 211 # include "mpp_nfd_generic.h90" 212 # undef ROUTINE_NFD 213 # define MULTI 214 # define ROUTINE_NFD mpp_nfd_4d_ptr 215 # include "mpp_nfd_generic.h90" 216 # undef ROUTINE_NFD 217 # undef MULTI 218 # undef DIM_4d 219 298 # define ROUTINE_NFD mpp_nfd_4d_sp 299 # include "mpp_nfd_generic.h90" 300 # undef ROUTINE_NFD 301 # define MULTI 302 # define ROUTINE_NFD mpp_nfd_4d_ptr_sp 303 # include "mpp_nfd_generic.h90" 304 # undef ROUTINE_NFD 305 # undef MULTI 306 # undef DIM_4d 307 # undef SINGLE_PRECISION 308 309 !! 310 !! ---- DOUBLE PRECISION VERSIONS 311 !! 312 # define DIM_2d 313 # define ROUTINE_NFD mpp_nfd_2d_dp 314 # include "mpp_nfd_generic.h90" 315 # undef ROUTINE_NFD 316 # define MULTI 317 # define ROUTINE_NFD mpp_nfd_2d_ptr_dp 318 # include "mpp_nfd_generic.h90" 319 # undef ROUTINE_NFD 320 # undef MULTI 321 # undef DIM_2d 322 ! 323 ! !== 3D array and array of 3D pointer ==! 324 ! 325 # define DIM_3d 326 # define ROUTINE_NFD mpp_nfd_3d_dp 327 # include "mpp_nfd_generic.h90" 328 # undef ROUTINE_NFD 329 # define MULTI 330 # define ROUTINE_NFD mpp_nfd_3d_ptr_dp 331 # include "mpp_nfd_generic.h90" 332 # undef ROUTINE_NFD 333 # undef MULTI 334 # undef DIM_3d 335 ! 336 ! !== 4D array and array of 4D pointer ==! 337 ! 338 # define DIM_4d 339 # define ROUTINE_NFD mpp_nfd_4d_dp 340 # include "mpp_nfd_generic.h90" 341 # undef ROUTINE_NFD 342 # define MULTI 343 # define ROUTINE_NFD mpp_nfd_4d_ptr_dp 344 # include "mpp_nfd_generic.h90" 345 # undef ROUTINE_NFD 346 # undef MULTI 347 # undef DIM_4d 220 348 221 349 !!====================================================================== 222 350 223 351 224 225 SUBROUTINE mpp_lbc_north_icb( pt2d, cd_type, psgn, kextj) 226 !!--------------------------------------------------------------------- 352 !!====================================================================== 353 !!--------------------------------------------------------------------- 227 354 !! *** routine mpp_lbc_north_icb *** 228 355 !! … … 240 367 !! 241 368 !!---------------------------------------------------------------------- 242 REAL(wp), DIMENSION(:,:), INTENT(inout) :: pt2d ! 2D array with extra halo 243 CHARACTER(len=1) , INTENT(in ) :: cd_type ! nature of pt3d grid-points 244 ! ! = T , U , V , F or W -points 245 REAL(wp) , INTENT(in ) :: psgn ! = -1. the sign change across the 246 !! ! north fold, = 1. otherwise 247 INTEGER , INTENT(in ) :: kextj ! Extra halo width at north fold 248 ! 249 INTEGER :: ji, jj, jr 250 INTEGER :: ierr, itaille, iis0, iie0, iilb 251 INTEGER :: ipj, ij, iproc 252 ! 253 REAL(wp), DIMENSION(:,:) , ALLOCATABLE :: ztab_e, znorthloc_e 254 REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: znorthgloio_e 255 !!---------------------------------------------------------------------- 256 #if defined key_mpp_mpi 257 ! 258 ipj=4 259 ALLOCATE( ztab_e(jpiglo, 1-kextj:ipj+kextj) , & 260 & znorthloc_e(jpimax, 1-kextj:ipj+kextj) , & 261 & znorthgloio_e(jpimax, 1-kextj:ipj+kextj,jpni) ) 262 ! 263 ztab_e(:,:) = 0._wp 264 znorthloc_e(:,:) = 0._wp 265 ! 266 ij = 1 - kextj 267 ! put the last ipj+2*kextj lines of pt2d into znorthloc_e 268 DO jj = jpj - ipj + 1 - kextj , jpj + kextj 269 znorthloc_e(1:jpi,ij)=pt2d(1:jpi,jj) 270 ij = ij + 1 271 END DO 272 ! 273 itaille = jpimax * ( ipj + 2*kextj ) 274 ! 275 IF( ln_timing ) CALL tic_tac(.TRUE.) 276 CALL MPI_ALLGATHER( znorthloc_e(1,1-kextj) , itaille, MPI_DOUBLE_PRECISION, & 277 & znorthgloio_e(1,1-kextj,1), itaille, MPI_DOUBLE_PRECISION, & 278 & ncomm_north, ierr ) 279 ! 280 IF( ln_timing ) CALL tic_tac(.FALSE.) 281 ! 282 DO jr = 1, ndim_rank_north ! recover the global north array 283 iproc = nrank_north(jr) + 1 284 iis0 = nis0all(iproc) 285 iie0 = nie0all(iproc) 286 iilb = nimppt(iproc) 287 DO jj = 1-kextj, ipj+kextj 288 DO ji = iis0, iie0 289 ztab_e(ji+iilb-1,jj) = znorthgloio_e(ji,jj,jr) 290 END DO 291 END DO 292 END DO 293 294 ! 2. North-Fold boundary conditions 295 ! ---------------------------------- 296 CALL lbc_nfd( ztab_e(:,1-kextj:ipj+kextj), cd_type, psgn, kextj ) 297 298 ij = 1 - kextj 299 !! Scatter back to pt2d 300 DO jj = jpj - ipj + 1 - kextj , jpj + kextj 301 DO ji= 1, jpi 302 pt2d(ji,jj) = ztab_e(ji+nimpp-1,ij) 303 END DO 304 ij = ij +1 305 END DO 306 ! 307 DEALLOCATE( ztab_e, znorthloc_e, znorthgloio_e ) 308 ! 309 #endif 310 END SUBROUTINE mpp_lbc_north_icb 311 312 313 SUBROUTINE mpp_lnk_2d_icb( cdname, pt2d, cd_type, psgn, kexti, kextj ) 369 # define SINGLE_PRECISION 370 # define ROUTINE_LNK mpp_lbc_north_icb_sp 371 # include "mpp_lbc_north_icb_generic.h90" 372 # undef ROUTINE_LNK 373 # undef SINGLE_PRECISION 374 # define ROUTINE_LNK mpp_lbc_north_icb_dp 375 # include "mpp_lbc_north_icb_generic.h90" 376 # undef ROUTINE_LNK 377 378 314 379 !!---------------------------------------------------------------------- 315 380 !! *** routine mpp_lnk_2d_icb *** … … 333 398 !! nono : number for local neighboring processors 334 399 !!---------------------------------------------------------------------- 335 CHARACTER(len=*) , INTENT(in ) :: cdname ! name of the calling subroutine 336 REAL(wp), DIMENSION(1-kexti:jpi+kexti,1-kextj:jpj+kextj), INTENT(inout) :: pt2d ! 2D array with extra halo 337 CHARACTER(len=1) , INTENT(in ) :: cd_type ! nature of ptab array grid-points 338 REAL(wp) , INTENT(in ) :: psgn ! sign used across the north fold 339 INTEGER , INTENT(in ) :: kexti ! extra i-halo width 340 INTEGER , INTENT(in ) :: kextj ! extra j-halo width 341 ! 342 INTEGER :: jl ! dummy loop indices 343 INTEGER :: imigr, iihom, ijhom ! local integers 344 INTEGER :: ipreci, iprecj ! - - 345 INTEGER :: ml_req1, ml_req2, ml_err ! for key_mpi_isend 346 INTEGER, DIMENSION(MPI_STATUS_SIZE) :: ml_stat ! for key_mpi_isend 347 !! 348 REAL(wp), DIMENSION(1-kexti:jpi+kexti,nn_hls+kextj,2) :: r2dns, r2dsn 349 REAL(wp), DIMENSION(1-kextj:jpj+kextj,nn_hls+kexti,2) :: r2dwe, r2dew 350 !!---------------------------------------------------------------------- 351 352 ipreci = nn_hls + kexti ! take into account outer extra 2D overlap area 353 iprecj = nn_hls + kextj 354 355 IF( narea == 1 .AND. numcom == -1 ) CALL mpp_report( cdname, 1, 1, 1, ld_lbc = .TRUE. ) 356 357 ! 1. standard boundary treatment 358 ! ------------------------------ 359 ! Order matters Here !!!! 360 ! 361 ! ! East-West boundaries 362 ! !* Cyclic east-west 363 IF( l_Iperio ) THEN 364 pt2d(1-kexti: 1 ,:) = pt2d(jpim1-kexti: jpim1 ,:) ! east 365 pt2d( jpi :jpi+kexti,:) = pt2d( 2 :2+kexti,:) ! west 366 ! 367 ELSE !* closed 368 IF( .NOT. cd_type == 'F' ) pt2d( 1-kexti :nn_hls ,:) = 0._wp ! east except at F-point 369 pt2d(jpi-nn_hls+1:jpi+kexti,:) = 0._wp ! west 370 ENDIF 371 ! ! North-South boundaries 372 IF( l_Jperio ) THEN !* cyclic (only with no mpp j-split) 373 pt2d(:,1-kextj: 1 ) = pt2d(:,jpjm1-kextj: jpjm1) ! north 374 pt2d(:, jpj :jpj+kextj) = pt2d(:, 2 :2+kextj) ! south 375 ELSE !* closed 376 IF( .NOT. cd_type == 'F' ) pt2d(:, 1-kextj :nn_hls ) = 0._wp ! north except at F-point 377 pt2d(:,jpj-nn_hls+1:jpj+kextj) = 0._wp ! south 378 ENDIF 379 ! 380 381 ! north fold treatment 382 ! ----------------------- 383 IF( npolj /= 0 ) THEN 384 ! 385 SELECT CASE ( jpni ) 386 CASE ( 1 ) ; CALL lbc_nfd ( pt2d(1:jpi,1:jpj+kextj), cd_type, psgn, kextj ) 387 CASE DEFAULT ; CALL mpp_lbc_north_icb( pt2d(1:jpi,1:jpj+kextj), cd_type, psgn, kextj ) 388 END SELECT 389 ! 390 ENDIF 391 392 ! 2. East and west directions exchange 393 ! ------------------------------------ 394 ! we play with the neigbours AND the row number because of the periodicity 395 ! 396 SELECT CASE ( nbondi ) ! Read Dirichlet lateral conditions 397 CASE ( -1, 0, 1 ) ! all exept 2 (i.e. close case) 398 iihom = jpi - (2 * nn_hls) - kexti 399 DO jl = 1, ipreci 400 r2dew(:,jl,1) = pt2d(nn_hls+jl,:) 401 r2dwe(:,jl,1) = pt2d(iihom +jl,:) 402 END DO 403 END SELECT 404 ! 405 ! ! Migrations 406 imigr = ipreci * ( jpj + 2*kextj ) 407 ! 408 IF( ln_timing ) CALL tic_tac(.TRUE.) 409 ! 410 SELECT CASE ( nbondi ) 411 CASE ( -1 ) 412 CALL mppsend( 2, r2dwe(1-kextj,1,1), imigr, noea, ml_req1 ) 413 CALL mpprecv( 1, r2dew(1-kextj,1,2), imigr, noea ) 414 CALL mpi_wait(ml_req1,ml_stat,ml_err) 415 CASE ( 0 ) 416 CALL mppsend( 1, r2dew(1-kextj,1,1), imigr, nowe, ml_req1 ) 417 CALL mppsend( 2, r2dwe(1-kextj,1,1), imigr, noea, ml_req2 ) 418 CALL mpprecv( 1, r2dew(1-kextj,1,2), imigr, noea ) 419 CALL mpprecv( 2, r2dwe(1-kextj,1,2), imigr, nowe ) 420 CALL mpi_wait(ml_req1,ml_stat,ml_err) 421 CALL mpi_wait(ml_req2,ml_stat,ml_err) 422 CASE ( 1 ) 423 CALL mppsend( 1, r2dew(1-kextj,1,1), imigr, nowe, ml_req1 ) 424 CALL mpprecv( 2, r2dwe(1-kextj,1,2), imigr, nowe ) 425 CALL mpi_wait(ml_req1,ml_stat,ml_err) 426 END SELECT 427 ! 428 IF( ln_timing ) CALL tic_tac(.FALSE.) 429 ! 430 ! ! Write Dirichlet lateral conditions 431 iihom = jpi - nn_hls 432 ! 433 SELECT CASE ( nbondi ) 434 CASE ( -1 ) 435 DO jl = 1, ipreci 436 pt2d(iihom+jl,:) = r2dew(:,jl,2) 437 END DO 438 CASE ( 0 ) 439 DO jl = 1, ipreci 440 pt2d(jl-kexti,:) = r2dwe(:,jl,2) 441 pt2d(iihom+jl,:) = r2dew(:,jl,2) 442 END DO 443 CASE ( 1 ) 444 DO jl = 1, ipreci 445 pt2d(jl-kexti,:) = r2dwe(:,jl,2) 446 END DO 447 END SELECT 448 449 450 ! 3. North and south directions 451 ! ----------------------------- 452 ! always closed : we play only with the neigbours 453 ! 454 IF( nbondj /= 2 ) THEN ! Read Dirichlet lateral conditions 455 ijhom = jpj - ( 2 * nn_hls ) -kextj 456 DO jl = 1, iprecj 457 r2dsn(:,jl,1) = pt2d(:,ijhom +jl) 458 r2dns(:,jl,1) = pt2d(:,nn_hls+jl) 459 END DO 460 ENDIF 461 ! 462 ! ! Migrations 463 imigr = iprecj * ( jpi + 2*kexti ) 464 ! 465 IF( ln_timing ) CALL tic_tac(.TRUE.) 466 ! 467 SELECT CASE ( nbondj ) 468 CASE ( -1 ) 469 CALL mppsend( 4, r2dsn(1-kexti,1,1), imigr, nono, ml_req1 ) 470 CALL mpprecv( 3, r2dns(1-kexti,1,2), imigr, nono ) 471 CALL mpi_wait(ml_req1,ml_stat,ml_err) 472 CASE ( 0 ) 473 CALL mppsend( 3, r2dns(1-kexti,1,1), imigr, noso, ml_req1 ) 474 CALL mppsend( 4, r2dsn(1-kexti,1,1), imigr, nono, ml_req2 ) 475 CALL mpprecv( 3, r2dns(1-kexti,1,2), imigr, nono ) 476 CALL mpprecv( 4, r2dsn(1-kexti,1,2), imigr, noso ) 477 CALL mpi_wait(ml_req1,ml_stat,ml_err) 478 CALL mpi_wait(ml_req2,ml_stat,ml_err) 479 CASE ( 1 ) 480 CALL mppsend( 3, r2dns(1-kexti,1,1), imigr, noso, ml_req1 ) 481 CALL mpprecv( 4, r2dsn(1-kexti,1,2), imigr, noso ) 482 CALL mpi_wait(ml_req1,ml_stat,ml_err) 483 END SELECT 484 ! 485 IF( ln_timing ) CALL tic_tac(.FALSE.) 486 ! 487 ! ! Write Dirichlet lateral conditions 488 ijhom = jpj - nn_hls 489 ! 490 SELECT CASE ( nbondj ) 491 CASE ( -1 ) 492 DO jl = 1, iprecj 493 pt2d(:,ijhom+jl) = r2dns(:,jl,2) 494 END DO 495 CASE ( 0 ) 496 DO jl = 1, iprecj 497 pt2d(:,jl-kextj) = r2dsn(:,jl,2) 498 pt2d(:,ijhom+jl) = r2dns(:,jl,2) 499 END DO 500 CASE ( 1 ) 501 DO jl = 1, iprecj 502 pt2d(:,jl-kextj) = r2dsn(:,jl,2) 503 END DO 504 END SELECT 505 ! 506 END SUBROUTINE mpp_lnk_2d_icb 507 400 401 # define SINGLE_PRECISION 402 # define ROUTINE_LNK mpp_lnk_2d_icb_sp 403 # include "mpp_lnk_icb_generic.h90" 404 # undef ROUTINE_LNK 405 # undef SINGLE_PRECISION 406 # define ROUTINE_LNK mpp_lnk_2d_icb_dp 407 # include "mpp_lnk_icb_generic.h90" 408 # undef ROUTINE_LNK 409 508 410 END MODULE lbclnk 509 411
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