[4246] | 1 | MODULE pmc_parent |
---|
| 2 | |
---|
| 3 | !------------------------------------------------------------------------------! |
---|
| 4 | ! This file is part of the PALM model system. |
---|
| 5 | ! |
---|
| 6 | ! PALM is free software: you can redistribute it and/or modify it under the |
---|
| 7 | ! terms of the GNU General Public License as published by the Free Software |
---|
| 8 | ! Foundation, either version 3 of the License, or (at your option) any later |
---|
| 9 | ! version. |
---|
| 10 | ! |
---|
| 11 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
---|
| 12 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
---|
| 13 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
---|
| 14 | ! |
---|
| 15 | ! You should have received a copy of the GNU General Public License along with |
---|
| 16 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
---|
| 17 | ! |
---|
| 18 | ! Copyright 1997-2019 Leibniz Universitaet Hannover |
---|
| 19 | !------------------------------------------------------------------------------! |
---|
| 20 | ! |
---|
| 21 | ! Current revisions: |
---|
| 22 | ! ------------------ |
---|
[4213] | 23 | ! |
---|
| 24 | ! |
---|
[4246] | 25 | ! Former revisions: |
---|
| 26 | ! ----------------- |
---|
| 27 | ! $Id: pmc_parent_mod.f90 4246 2019-09-30 09:27:52Z suehring $ |
---|
| 28 | ! |
---|
| 29 | ! |
---|
[4245] | 30 | ! 4213 2019-09-02 14:25:56Z suehring |
---|
[4246] | 31 | ! Allocate array for index_list_2d also for zero-size arrays, in order to |
---|
| 32 | ! avoid errors when array bound checks are enabled |
---|
| 33 | ! |
---|
| 34 | ! 4212 2019-09-02 14:23:05Z suehring |
---|
| 35 | ! Corrected "Former revisions" section |
---|
| 36 | ! |
---|
| 37 | ! 3962 2019-05-08 19:40:33Z suehring |
---|
| 38 | ! Bugfixes in initial settings of child and parent communication patterns. |
---|
| 39 | ! |
---|
| 40 | ! 3655 2019-01-07 16:51:22Z knoop |
---|
| 41 | ! explicit kind settings |
---|
| 42 | ! |
---|
| 43 | ! 1762 2016-02-25 12:31:13Z hellstea |
---|
| 44 | ! Initial revision by K. Ketelsen |
---|
| 45 | ! |
---|
| 46 | ! Description: |
---|
| 47 | ! ------------ |
---|
| 48 | !> Parent part of Palm Model Coupler |
---|
| 49 | !------------------------------------------------------------------------------! |
---|
| 50 | |
---|
| 51 | #if defined( __parallel ) |
---|
| 52 | USE, INTRINSIC :: ISO_C_BINDING |
---|
| 53 | |
---|
| 54 | #if !defined( __mpifh ) |
---|
| 55 | USE MPI |
---|
| 56 | #endif |
---|
| 57 | USE kinds |
---|
| 58 | USE pmc_general, & |
---|
| 59 | ONLY: arraydef, childdef, da_namedef, da_namelen, pedef, & |
---|
| 60 | pmc_g_setname, pmc_max_array, pmc_max_models, pmc_sort |
---|
| 61 | |
---|
| 62 | USE pmc_handle_communicator, & |
---|
| 63 | ONLY: m_model_comm,m_model_rank,m_model_npes, m_to_child_comm, & |
---|
| 64 | m_world_rank, pmc_parent_for_child |
---|
| 65 | |
---|
| 66 | USE pmc_mpi_wrapper, & |
---|
| 67 | ONLY: pmc_alloc_mem, pmc_bcast, pmc_time |
---|
| 68 | |
---|
| 69 | IMPLICIT NONE |
---|
| 70 | |
---|
| 71 | #if defined( __mpifh ) |
---|
| 72 | INCLUDE "mpif.h" |
---|
| 73 | #endif |
---|
| 74 | |
---|
| 75 | PRIVATE |
---|
| 76 | SAVE |
---|
| 77 | |
---|
| 78 | TYPE childindexdef |
---|
| 79 | INTEGER :: nrpoints !< |
---|
| 80 | INTEGER, DIMENSION(:,:), ALLOCATABLE :: index_list_2d !< |
---|
| 81 | END TYPE childindexdef |
---|
| 82 | |
---|
| 83 | TYPE(childdef), DIMENSION(pmc_max_models),PUBLIC :: children !< |
---|
| 84 | TYPE(childindexdef), DIMENSION(pmc_max_models) :: indchildren !< |
---|
| 85 | |
---|
| 86 | INTEGER :: next_array_in_list = 0 !< |
---|
| 87 | |
---|
| 88 | |
---|
| 89 | PUBLIC pmc_parent_for_child |
---|
| 90 | |
---|
| 91 | |
---|
| 92 | INTERFACE pmc_parentinit |
---|
| 93 | MODULE PROCEDURE pmc_parentinit |
---|
| 94 | END INTERFACE pmc_parentinit |
---|
| 95 | |
---|
| 96 | INTERFACE pmc_s_set_2d_index_list |
---|
| 97 | MODULE PROCEDURE pmc_s_set_2d_index_list |
---|
| 98 | END INTERFACE pmc_s_set_2d_index_list |
---|
| 99 | |
---|
| 100 | INTERFACE pmc_s_clear_next_array_list |
---|
| 101 | MODULE PROCEDURE pmc_s_clear_next_array_list |
---|
| 102 | END INTERFACE pmc_s_clear_next_array_list |
---|
| 103 | |
---|
| 104 | INTERFACE pmc_s_getnextarray |
---|
| 105 | MODULE PROCEDURE pmc_s_getnextarray |
---|
| 106 | END INTERFACE pmc_s_getnextarray |
---|
| 107 | |
---|
| 108 | INTERFACE pmc_s_set_dataarray |
---|
| 109 | MODULE PROCEDURE pmc_s_set_dataarray_2d |
---|
| 110 | MODULE PROCEDURE pmc_s_set_dataarray_3d |
---|
| 111 | MODULE PROCEDURE pmc_s_set_dataarray_ip2d |
---|
| 112 | END INTERFACE pmc_s_set_dataarray |
---|
| 113 | |
---|
| 114 | INTERFACE pmc_s_setind_and_allocmem |
---|
| 115 | MODULE PROCEDURE pmc_s_setind_and_allocmem |
---|
| 116 | END INTERFACE pmc_s_setind_and_allocmem |
---|
| 117 | |
---|
| 118 | INTERFACE pmc_s_fillbuffer |
---|
| 119 | MODULE PROCEDURE pmc_s_fillbuffer |
---|
| 120 | END INTERFACE pmc_s_fillbuffer |
---|
| 121 | |
---|
| 122 | INTERFACE pmc_s_getdata_from_buffer |
---|
| 123 | MODULE PROCEDURE pmc_s_getdata_from_buffer |
---|
| 124 | END INTERFACE pmc_s_getdata_from_buffer |
---|
| 125 | |
---|
| 126 | INTERFACE pmc_s_set_active_data_array |
---|
| 127 | MODULE PROCEDURE pmc_s_set_active_data_array |
---|
| 128 | END INTERFACE pmc_s_set_active_data_array |
---|
| 129 | |
---|
| 130 | INTERFACE pmc_s_get_child_npes |
---|
| 131 | MODULE PROCEDURE pmc_s_get_child_npes |
---|
| 132 | END INTERFACE pmc_s_get_child_npes |
---|
| 133 | |
---|
| 134 | PUBLIC pmc_parentinit, pmc_s_clear_next_array_list, pmc_s_fillbuffer, & |
---|
| 135 | pmc_s_getdata_from_buffer, pmc_s_getnextarray, & |
---|
| 136 | pmc_s_setind_and_allocmem, pmc_s_set_active_data_array, & |
---|
| 137 | pmc_s_set_dataarray, pmc_s_set_2d_index_list, & |
---|
| 138 | pmc_s_get_child_npes |
---|
| 139 | |
---|
| 140 | CONTAINS |
---|
| 141 | |
---|
| 142 | |
---|
| 143 | SUBROUTINE pmc_parentinit |
---|
| 144 | |
---|
| 145 | IMPLICIT NONE |
---|
| 146 | |
---|
| 147 | INTEGER(iwp) :: childid !< |
---|
| 148 | INTEGER(iwp) :: i !< |
---|
| 149 | INTEGER(iwp) :: j !< |
---|
| 150 | INTEGER(iwp) :: istat !< |
---|
| 151 | |
---|
| 152 | DO i = 1, SIZE( pmc_parent_for_child )-1 |
---|
| 153 | |
---|
| 154 | childid = pmc_parent_for_child( i ) |
---|
| 155 | |
---|
| 156 | children(childid)%model_comm = m_model_comm |
---|
| 157 | children(childid)%inter_comm = m_to_child_comm(childid) |
---|
| 158 | |
---|
| 159 | ! |
---|
| 160 | !-- Get rank and size |
---|
| 161 | CALL MPI_COMM_RANK( children(childid)%model_comm, & |
---|
| 162 | children(childid)%model_rank, istat ) |
---|
| 163 | CALL MPI_COMM_SIZE( children(childid)%model_comm, & |
---|
| 164 | children(childid)%model_npes, istat ) |
---|
| 165 | CALL MPI_COMM_REMOTE_SIZE( children(childid)%inter_comm, & |
---|
| 166 | children(childid)%inter_npes, istat ) |
---|
| 167 | ! |
---|
| 168 | !-- Intra communicator is used for MPI_GET |
---|
| 169 | CALL MPI_INTERCOMM_MERGE( children(childid)%inter_comm, .FALSE., & |
---|
| 170 | children(childid)%intra_comm, istat ) |
---|
| 171 | CALL MPI_COMM_RANK( children(childid)%intra_comm, & |
---|
| 172 | children(childid)%intra_rank, istat ) |
---|
| 173 | |
---|
| 174 | ALLOCATE( children(childid)%pes(children(childid)%inter_npes)) |
---|
| 175 | ! |
---|
| 176 | !-- Allocate array of TYPE arraydef for all child PEs to store information |
---|
| 177 | !-- of the transfer array |
---|
| 178 | DO j = 1, children(childid)%inter_npes |
---|
| 179 | ALLOCATE( children(childid)%pes(j)%array_list(pmc_max_array) ) |
---|
| 180 | ENDDO |
---|
| 181 | |
---|
| 182 | CALL get_da_names_from_child (childid) |
---|
| 183 | |
---|
| 184 | ENDDO |
---|
| 185 | |
---|
| 186 | END SUBROUTINE pmc_parentinit |
---|
| 187 | |
---|
| 188 | |
---|
| 189 | |
---|
| 190 | SUBROUTINE pmc_s_set_2d_index_list( childid, index_list ) |
---|
| 191 | |
---|
| 192 | IMPLICIT NONE |
---|
| 193 | |
---|
| 194 | INTEGER(iwp), INTENT(IN) :: childid !< |
---|
| 195 | INTEGER(iwp), DIMENSION(:,:), INTENT(INOUT) :: index_list !< |
---|
| 196 | |
---|
| 197 | INTEGER(iwp) :: ian !< |
---|
| 198 | INTEGER(iwp) :: ie !< |
---|
| 199 | INTEGER(iwp) :: ip !< |
---|
| 200 | INTEGER(iwp) :: is !< |
---|
| 201 | INTEGER(iwp) :: istat !< |
---|
| 202 | |
---|
| 203 | |
---|
| 204 | IF ( m_model_rank == 0 ) THEN |
---|
| 205 | ! |
---|
| 206 | !-- Sort to ascending parent process order |
---|
| 207 | CALL pmc_sort( index_list, 6 ) |
---|
| 208 | is = 1 |
---|
| 209 | DO ip = 0, m_model_npes-1 |
---|
| 210 | ! |
---|
| 211 | !-- Split into parent processes |
---|
| 212 | ie = is - 1 |
---|
| 213 | ! |
---|
| 214 | !-- There may be no entry for this process |
---|
| 215 | IF ( is <= SIZE( index_list,2 ) .AND. ie >= 0 ) THEN |
---|
| 216 | DO WHILE ( index_list(6,ie+1 ) == ip ) |
---|
| 217 | ie = ie + 1 |
---|
| 218 | IF ( ie == SIZE( index_list,2 ) ) EXIT |
---|
| 219 | ENDDO |
---|
| 220 | ian = ie - is + 1 |
---|
| 221 | ELSE |
---|
| 222 | is = -1 |
---|
| 223 | ie = -2 |
---|
| 224 | ian = 0 |
---|
| 225 | ENDIF |
---|
| 226 | ! |
---|
| 227 | !-- Send data to other parent processes |
---|
| 228 | IF ( ip == 0 ) THEN |
---|
| 229 | indchildren(childid)%nrpoints = ian |
---|
| 230 | ! |
---|
| 231 | !-- Allocate array for index_list_2d. Note, the array will also be |
---|
| 232 | !-- allocated in case ian=0, in order to avoid errors when |
---|
| 233 | !-- array bounds are checked. |
---|
| 234 | ALLOCATE( indchildren(childid)%index_list_2d(6,1:ian) ) |
---|
| 235 | IF ( ian > 0) THEN |
---|
| 236 | indchildren(childid)%index_list_2d(:,1:ian) = & |
---|
| 237 | index_list(:,is:ie) |
---|
| 238 | ENDIF |
---|
| 239 | ELSE |
---|
| 240 | CALL MPI_SEND( ian, 1, MPI_INTEGER, ip, 1000, m_model_comm, & |
---|
| 241 | istat ) |
---|
| 242 | IF ( ian > 0) THEN |
---|
| 243 | CALL MPI_SEND( index_list(1,is), 6*ian, MPI_INTEGER, ip, & |
---|
| 244 | 1001, m_model_comm, istat ) |
---|
| 245 | ENDIF |
---|
| 246 | ENDIF |
---|
| 247 | is = ie + 1 |
---|
| 248 | ENDDO |
---|
| 249 | ELSE |
---|
| 250 | CALL MPI_RECV( indchildren(childid)%nrpoints, 1, MPI_INTEGER, 0, 1000, & |
---|
| 251 | m_model_comm, MPI_STATUS_IGNORE, istat ) |
---|
| 252 | ian = indchildren(childid)%nrpoints |
---|
| 253 | ! |
---|
| 254 | !-- Allocate array for index_list_2d. Note, the array will also be |
---|
| 255 | !-- allocated in case ian=0, in order to avoid errors when |
---|
| 256 | !-- array bounds are checked. |
---|
| 257 | ALLOCATE( indchildren(childid)%index_list_2d(6,1:ian) ) |
---|
| 258 | IF ( ian > 0 ) THEN |
---|
| 259 | CALL MPI_RECV( indchildren(childid)%index_list_2d, 6*ian, & |
---|
| 260 | MPI_INTEGER, 0, 1001, m_model_comm, & |
---|
| 261 | MPI_STATUS_IGNORE, istat) |
---|
| 262 | ENDIF |
---|
| 263 | ENDIF |
---|
| 264 | CALL set_pe_index_list( children(childid), & |
---|
| 265 | indchildren(childid)%index_list_2d, & |
---|
| 266 | indchildren(childid)%nrpoints ) |
---|
| 267 | |
---|
| 268 | END SUBROUTINE pmc_s_set_2d_index_list |
---|
| 269 | |
---|
| 270 | |
---|
| 271 | |
---|
| 272 | SUBROUTINE pmc_s_clear_next_array_list |
---|
| 273 | |
---|
| 274 | IMPLICIT NONE |
---|
| 275 | |
---|
| 276 | next_array_in_list = 0 |
---|
| 277 | |
---|
| 278 | END SUBROUTINE pmc_s_clear_next_array_list |
---|
| 279 | |
---|
| 280 | |
---|
| 281 | |
---|
| 282 | LOGICAL FUNCTION pmc_s_getnextarray( childid, myname ) |
---|
| 283 | |
---|
| 284 | ! |
---|
| 285 | !-- Althoug there are no linked lists any more in PMC, this call still looks like working with a list |
---|
| 286 | |
---|
| 287 | CHARACTER(LEN=*), INTENT(OUT) :: myname !< |
---|
| 288 | INTEGER(iwp), INTENT(IN) :: childid !< |
---|
| 289 | |
---|
| 290 | TYPE(arraydef), POINTER :: ar |
---|
| 291 | TYPE(pedef), POINTER :: ape |
---|
| 292 | |
---|
| 293 | next_array_in_list = next_array_in_list + 1 |
---|
| 294 | ! |
---|
| 295 | !-- Array names are the same on all children processes, so take first |
---|
| 296 | !-- process to get the name |
---|
| 297 | ape => children(childid)%pes(1) |
---|
| 298 | |
---|
| 299 | IF ( next_array_in_list > ape%nr_arrays ) THEN |
---|
| 300 | ! |
---|
| 301 | !-- All arrays are done |
---|
| 302 | pmc_s_getnextarray = .FALSE. |
---|
| 303 | RETURN |
---|
| 304 | ENDIF |
---|
| 305 | |
---|
| 306 | ar => ape%array_list(next_array_in_list) |
---|
| 307 | myname = ar%name |
---|
| 308 | ! |
---|
| 309 | !-- Return true if there is still an array in the list |
---|
| 310 | |
---|
| 311 | pmc_s_getnextarray = .TRUE. |
---|
| 312 | |
---|
| 313 | END FUNCTION pmc_s_getnextarray |
---|
| 314 | |
---|
| 315 | |
---|
| 316 | |
---|
| 317 | SUBROUTINE pmc_s_set_dataarray_2d( childid, array, array_2 ) |
---|
| 318 | |
---|
| 319 | IMPLICIT NONE |
---|
| 320 | |
---|
| 321 | INTEGER(iwp), INTENT(IN) :: childid !< |
---|
| 322 | |
---|
| 323 | REAL(wp), INTENT(IN), DIMENSION(:,:), POINTER :: array !< |
---|
| 324 | REAL(wp), INTENT(IN), DIMENSION(:,:), POINTER, OPTIONAL :: array_2 !< |
---|
| 325 | |
---|
| 326 | INTEGER(iwp) :: nrdims !< |
---|
| 327 | INTEGER(iwp), DIMENSION(4) :: dims !< |
---|
| 328 | TYPE(C_PTR) :: array_adr !< |
---|
| 329 | TYPE(C_PTR) :: second_adr !< |
---|
| 330 | |
---|
| 331 | |
---|
| 332 | dims = 1 |
---|
| 333 | nrdims = 2 |
---|
| 334 | dims(1) = SIZE( array,1 ) |
---|
| 335 | dims(2) = SIZE( array,2 ) |
---|
| 336 | array_adr = C_LOC( array ) |
---|
| 337 | |
---|
| 338 | IF ( PRESENT( array_2 ) ) THEN |
---|
| 339 | second_adr = C_LOC(array_2) |
---|
| 340 | CALL pmc_s_setarray( childid, nrdims, dims, array_adr, & |
---|
| 341 | second_adr = second_adr) |
---|
| 342 | ELSE |
---|
| 343 | CALL pmc_s_setarray( childid, nrdims, dims, array_adr ) |
---|
| 344 | ENDIF |
---|
| 345 | |
---|
| 346 | END SUBROUTINE pmc_s_set_dataarray_2d |
---|
| 347 | |
---|
| 348 | SUBROUTINE pmc_s_set_dataarray_ip2d( childid, array ) |
---|
| 349 | |
---|
| 350 | IMPLICIT NONE |
---|
| 351 | |
---|
| 352 | INTEGER(iwp),INTENT(IN) :: childid !< |
---|
| 353 | |
---|
| 354 | INTEGER(idp), INTENT(IN), DIMENSION(:,:), POINTER :: array !< |
---|
| 355 | |
---|
| 356 | INTEGER(iwp) :: nrdims !< |
---|
| 357 | INTEGER(iwp), DIMENSION(4) :: dims !< |
---|
| 358 | TYPE(C_PTR) :: array_adr !< |
---|
| 359 | |
---|
| 360 | |
---|
| 361 | dims = 1 |
---|
| 362 | nrdims = 2 |
---|
| 363 | dims(1) = SIZE( array,1 ) |
---|
| 364 | dims(2) = SIZE( array,2 ) |
---|
| 365 | array_adr = C_LOC( array ) |
---|
| 366 | |
---|
| 367 | CALL pmc_s_setarray( childid, nrdims, dims, array_adr , dimkey=22) |
---|
| 368 | |
---|
| 369 | END SUBROUTINE pmc_s_set_dataarray_ip2d |
---|
| 370 | |
---|
| 371 | |
---|
| 372 | SUBROUTINE pmc_s_set_dataarray_3d( childid, array, nz_cl, nz, array_2 ) |
---|
| 373 | |
---|
| 374 | IMPLICIT NONE |
---|
| 375 | |
---|
| 376 | INTEGER(iwp), INTENT(IN) :: childid !< |
---|
| 377 | INTEGER(iwp), INTENT(IN) :: nz !< |
---|
| 378 | INTEGER(iwp), INTENT(IN) :: nz_cl !< |
---|
| 379 | |
---|
| 380 | REAL(wp), INTENT(IN), DIMENSION(:,:,:), POINTER :: array !< |
---|
| 381 | REAL(wp), INTENT(IN), DIMENSION(:,:,:), POINTER, OPTIONAL :: array_2 !< |
---|
| 382 | |
---|
| 383 | INTEGER(iwp) :: nrdims !< |
---|
| 384 | INTEGER(iwp), DIMENSION(4) :: dims !< |
---|
| 385 | TYPE(C_PTR) :: array_adr !< |
---|
| 386 | TYPE(C_PTR) :: second_adr !< |
---|
| 387 | |
---|
| 388 | nrdims = 3 |
---|
| 389 | dims(1) = SIZE( array,1 ) |
---|
| 390 | dims(2) = SIZE( array,2 ) |
---|
| 391 | dims(3) = SIZE( array,3 ) |
---|
| 392 | dims(4) = nz_cl+dims(1)-nz ! works for first dimension 1:nz and 0:nz+1 |
---|
| 393 | |
---|
| 394 | array_adr = C_LOC(array) |
---|
| 395 | ! |
---|
| 396 | !-- In PALM's pointer version, two indices have to be stored internally. |
---|
| 397 | !-- The active address of the data array is set in swap_timelevel. |
---|
| 398 | IF ( PRESENT( array_2 ) ) THEN |
---|
| 399 | second_adr = C_LOC( array_2 ) |
---|
| 400 | CALL pmc_s_setarray( childid, nrdims, dims, array_adr, & |
---|
| 401 | second_adr = second_adr) |
---|
| 402 | ELSE |
---|
| 403 | CALL pmc_s_setarray( childid, nrdims, dims, array_adr ) |
---|
| 404 | ENDIF |
---|
| 405 | |
---|
| 406 | END SUBROUTINE pmc_s_set_dataarray_3d |
---|
| 407 | |
---|
| 408 | |
---|
| 409 | |
---|
| 410 | SUBROUTINE pmc_s_setind_and_allocmem( childid ) |
---|
| 411 | |
---|
| 412 | USE control_parameters, & |
---|
| 413 | ONLY: message_string |
---|
| 414 | |
---|
| 415 | IMPLICIT NONE |
---|
| 416 | |
---|
| 417 | ! |
---|
| 418 | !-- Naming convention for appendices: _pc -> parent to child transfer |
---|
| 419 | !-- _cp -> child to parent transfer |
---|
| 420 | !-- send -> parent to child transfer |
---|
| 421 | !-- recv -> child to parent transfer |
---|
| 422 | INTEGER(iwp), INTENT(IN) :: childid !< |
---|
| 423 | |
---|
| 424 | INTEGER(iwp) :: arlen !< |
---|
| 425 | INTEGER(iwp) :: i !< |
---|
| 426 | INTEGER(iwp) :: ierr !< |
---|
| 427 | INTEGER(iwp) :: j !< |
---|
| 428 | INTEGER(iwp) :: lo_nr_arrays !< store number of arrays in local variiab le |
---|
| 429 | INTEGER(iwp) :: myindex !< |
---|
| 430 | INTEGER(iwp) :: total_npes !< Total Number of PEs Parent and Child |
---|
| 431 | |
---|
| 432 | INTEGER(idp) :: bufsize !< size of MPI data window |
---|
| 433 | INTEGER(KIND=MPI_ADDRESS_KIND) :: winsize !< |
---|
| 434 | |
---|
| 435 | INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: myindex_s |
---|
| 436 | INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: myindex_r |
---|
| 437 | |
---|
| 438 | TYPE(C_PTR) :: base_ptr !< |
---|
| 439 | TYPE(pedef), POINTER :: ape !< |
---|
| 440 | TYPE(arraydef), POINTER :: ar !< |
---|
| 441 | |
---|
| 442 | REAL(wp),DIMENSION(:), POINTER, SAVE :: base_array_pc !< base array for parent to child transfer |
---|
| 443 | REAL(wp),DIMENSION(:), POINTER, SAVE :: base_array_cp !< base array for child to parent transfer |
---|
| 444 | |
---|
| 445 | call MPI_COMM_SIZE (children(childid)%intra_comm, total_npes, ierr) |
---|
| 446 | ! |
---|
| 447 | !-- Parent to child direction |
---|
| 448 | myindex = 1 |
---|
| 449 | bufsize = 8 |
---|
| 450 | ! |
---|
| 451 | !-- All Child processes get the same number of arrays |
---|
| 452 | !-- Therfore the number of arrays form the first Child process can be used for Dimension. |
---|
| 453 | lo_nr_arrays = children(childid)%pes(1)%nr_arrays |
---|
| 454 | |
---|
| 455 | ALLOCATE( myindex_s(lo_nr_arrays,0:total_npes-1) ) |
---|
| 456 | ALLOCATE( myindex_r(lo_nr_arrays,0:total_npes-1) ) |
---|
| 457 | |
---|
| 458 | myindex_s = 0 |
---|
| 459 | |
---|
| 460 | ! |
---|
| 461 | !-- First stride: compute size and set index |
---|
| 462 | DO i = 1, children(childid)%inter_npes |
---|
| 463 | |
---|
| 464 | ape => children(childid)%pes(i) |
---|
| 465 | |
---|
| 466 | DO j = 1, ape%nr_arrays |
---|
| 467 | |
---|
| 468 | ar => ape%array_list(j) |
---|
| 469 | IF ( ar%nrdims == 2 ) THEN |
---|
| 470 | arlen = ape%nrele |
---|
| 471 | ELSEIF ( ar%nrdims == 3 ) THEN |
---|
| 472 | arlen = ape%nrele * ar%a_dim(4) |
---|
| 473 | ELSE |
---|
| 474 | arlen = -1 |
---|
| 475 | ENDIF |
---|
| 476 | ar%sendindex = myindex |
---|
| 477 | ! |
---|
| 478 | ! Using intra communicator for MPU_Alltoall, the numbers of the child processes are after the paremt ones |
---|
| 479 | |
---|
| 480 | myindex_s(j,i-1+children(childid)%model_npes) = myindex |
---|
| 481 | |
---|
| 482 | myindex = myindex + arlen |
---|
| 483 | bufsize = bufsize + arlen |
---|
| 484 | ar%sendsize = arlen |
---|
| 485 | ENDDO |
---|
| 486 | |
---|
| 487 | ENDDO |
---|
| 488 | ! |
---|
| 489 | !-- Using MPI_Alltoall to send indices from Parent to Child |
---|
| 490 | !-- The data comming back from the child processes are ignored. |
---|
| 491 | |
---|
| 492 | CALL MPI_ALLTOALL( myindex_s, lo_nr_arrays, MPI_INTEGER, & |
---|
| 493 | myindex_r, lo_nr_arrays, MPI_INTEGER, & |
---|
| 494 | children(childid)%intra_comm, ierr ) |
---|
| 495 | |
---|
| 496 | ! |
---|
| 497 | !-- Using MPI_Alltoall to receive indices from Child |
---|
| 498 | myindex_s = 0 |
---|
| 499 | myindex_r = 0 |
---|
| 500 | |
---|
| 501 | CALL MPI_ALLTOALL( myindex_s, lo_nr_arrays, MPI_INTEGER, & |
---|
| 502 | myindex_r, lo_nr_arrays, MPI_INTEGER, & |
---|
| 503 | children(childid)%intra_comm, ierr ) |
---|
| 504 | ! |
---|
| 505 | !-- Create RMA (One Sided Communication) window for data buffer parent to |
---|
| 506 | !-- child transfer. |
---|
| 507 | !-- The buffer of MPI_GET (counterpart of transfer) can be PE-local, i.e. |
---|
| 508 | !-- it can but must not be part of the MPI RMA window. Only one RMA window is |
---|
| 509 | !-- required to prepare the data for |
---|
| 510 | !-- parent -> child transfer on the parent side |
---|
| 511 | !-- and for |
---|
| 512 | !-- child -> parent transfer on the child side |
---|
| 513 | CALL pmc_alloc_mem( base_array_pc, bufsize ) |
---|
| 514 | children(childid)%totalbuffersize = bufsize * wp |
---|
| 515 | |
---|
| 516 | winsize = bufsize * wp |
---|
| 517 | CALL MPI_WIN_CREATE( base_array_pc, winsize, wp, MPI_INFO_NULL, & |
---|
| 518 | children(childid)%intra_comm, & |
---|
| 519 | children(childid)%win_parent_child, ierr ) |
---|
| 520 | ! |
---|
| 521 | !-- Open window to set data |
---|
| 522 | CALL MPI_WIN_FENCE( 0, children(childid)%win_parent_child, ierr ) |
---|
| 523 | ! |
---|
| 524 | !-- Second stride: set buffer pointer |
---|
| 525 | DO i = 1, children(childid)%inter_npes |
---|
| 526 | |
---|
| 527 | ape => children(childid)%pes(i) |
---|
| 528 | |
---|
| 529 | DO j = 1, ape%nr_arrays |
---|
| 530 | |
---|
| 531 | ar => ape%array_list(j) |
---|
| 532 | ar%sendbuf = C_LOC( base_array_pc(ar%sendindex) ) |
---|
| 533 | |
---|
| 534 | IF ( ar%sendindex + ar%sendsize > bufsize ) THEN |
---|
| 535 | WRITE( message_string, '(a,i4,4i7,1x,a)' ) & |
---|
| 536 | 'parent buffer too small ',i, & |
---|
| 537 | ar%sendindex,ar%sendsize,ar%sendindex+ar%sendsize, & |
---|
| 538 | bufsize,trim(ar%name) |
---|
| 539 | CALL message( 'pmc_s_setind_and_allocmem', 'PA0429', 3, 2, 0, 6, 0 ) |
---|
| 540 | ENDIF |
---|
| 541 | ENDDO |
---|
| 542 | ENDDO |
---|
| 543 | ! |
---|
| 544 | !-- Child to parent direction |
---|
| 545 | bufsize = 8 |
---|
| 546 | ! |
---|
| 547 | !-- First stride: compute size and set index |
---|
| 548 | DO i = 1, children(childid)%inter_npes |
---|
| 549 | ape => children(childid)%pes(i) |
---|
| 550 | DO j = 1, ape%nr_arrays |
---|
| 551 | ar => ape%array_list(j) |
---|
| 552 | ! |
---|
| 553 | !-- Receive index from child |
---|
| 554 | IF ( ar%nrdims == 3 ) THEN |
---|
| 555 | bufsize = MAX( bufsize, & |
---|
| 556 | INT( ape%nrele * ar%a_dim(4), MPI_ADDRESS_KIND ) ) |
---|
| 557 | ELSE |
---|
| 558 | bufsize = MAX( bufsize, INT( ape%nrele, MPI_ADDRESS_KIND ) ) |
---|
| 559 | ENDIF |
---|
| 560 | ar%recvindex = myindex_r(j,i-1+children(childid)%model_npes) |
---|
| 561 | ENDDO |
---|
| 562 | ENDDO |
---|
| 563 | |
---|
| 564 | DEALLOCATE( myindex_s ) |
---|
| 565 | DEALLOCATE( myindex_r ) |
---|
| 566 | |
---|
| 567 | ! |
---|
| 568 | !-- Create RMA (one sided communication, RMA = Remote Memory Access) data buffer. |
---|
| 569 | !-- The buffer for MPI_GET can be PE local, i.e. it can but must not be part of |
---|
| 570 | !-- the MPI RMA window |
---|
| 571 | CALL pmc_alloc_mem( base_array_cp, bufsize, base_ptr ) |
---|
| 572 | children(childid)%totalbuffersize = bufsize * wp |
---|
| 573 | |
---|
| 574 | CALL MPI_BARRIER( children(childid)%intra_comm, ierr ) |
---|
| 575 | ! |
---|
| 576 | !-- Second stride: set buffer pointer |
---|
| 577 | DO i = 1, children(childid)%inter_npes |
---|
| 578 | ape => children(childid)%pes(i) |
---|
| 579 | DO j = 1, ape%nr_arrays |
---|
| 580 | ar => ape%array_list(j) |
---|
| 581 | ar%recvbuf = base_ptr |
---|
| 582 | ENDDO |
---|
| 583 | ENDDO |
---|
| 584 | |
---|
| 585 | END SUBROUTINE pmc_s_setind_and_allocmem |
---|
| 586 | |
---|
| 587 | |
---|
| 588 | |
---|
| 589 | SUBROUTINE pmc_s_fillbuffer( childid, waittime, particle_transfer ) |
---|
| 590 | |
---|
| 591 | IMPLICIT NONE |
---|
| 592 | |
---|
| 593 | INTEGER(iwp), INTENT(IN) :: childid !< |
---|
| 594 | |
---|
| 595 | REAL(wp), INTENT(OUT), OPTIONAL :: waittime !< |
---|
| 596 | LOGICAL, INTENT(IN), OPTIONAL :: particle_transfer !< |
---|
| 597 | |
---|
| 598 | |
---|
| 599 | INTEGER(iwp) :: ierr !< |
---|
| 600 | INTEGER(iwp) :: ij !< |
---|
| 601 | INTEGER(iwp) :: ip !< |
---|
| 602 | INTEGER(iwp) :: j !< |
---|
| 603 | INTEGER(iwp) :: myindex !< |
---|
| 604 | |
---|
| 605 | LOGICAL :: lo_ptrans |
---|
| 606 | |
---|
| 607 | INTEGER(iwp), DIMENSION(1) :: buf_shape |
---|
| 608 | |
---|
| 609 | REAL(wp) :: t1 !< |
---|
| 610 | REAL(wp) :: t2 !< |
---|
| 611 | REAL(wp), POINTER, DIMENSION(:) :: buf !< |
---|
| 612 | REAL(wp), POINTER, DIMENSION(:,:) :: data_2d !< |
---|
| 613 | REAL(wp), POINTER, DIMENSION(:,:,:) :: data_3d !< |
---|
| 614 | INTEGER(idp), POINTER, DIMENSION(:) :: ibuf !< |
---|
| 615 | INTEGER(idp), POINTER, DIMENSION(:,:) :: idata_2d !< |
---|
| 616 | |
---|
| 617 | TYPE(pedef), POINTER :: ape !< |
---|
| 618 | TYPE(arraydef), POINTER :: ar !< |
---|
| 619 | |
---|
| 620 | ! |
---|
| 621 | !-- Synchronization of the model is done in pmci_synchronize. |
---|
| 622 | !-- Therefor the RMA window can be filled without |
---|
| 623 | !-- sychronization at this point and a barrier is not necessary. |
---|
| 624 | !-- Please note that waittime has to be set in pmc_s_fillbuffer AND |
---|
| 625 | !-- pmc_c_getbuffer |
---|
| 626 | IF ( PRESENT( waittime) ) THEN |
---|
| 627 | t1 = pmc_time() |
---|
| 628 | CALL MPI_BARRIER( children(childid)%intra_comm, ierr ) |
---|
| 629 | t2 = pmc_time() |
---|
| 630 | waittime = t2- t1 |
---|
| 631 | ENDIF |
---|
| 632 | |
---|
| 633 | lo_ptrans = .FALSE. |
---|
| 634 | IF ( PRESENT( particle_transfer)) lo_ptrans = particle_transfer |
---|
| 635 | |
---|
| 636 | DO ip = 1, children(childid)%inter_npes |
---|
| 637 | ape => children(childid)%pes(ip) |
---|
| 638 | DO j = 1, ape%nr_arrays |
---|
| 639 | ar => ape%array_list(j) |
---|
| 640 | myindex = 1 |
---|
| 641 | |
---|
| 642 | IF ( ar%dimkey == 2 .AND. .NOT.lo_ptrans ) THEN ! PALM 2D REAL*8 Array |
---|
| 643 | |
---|
| 644 | buf_shape(1) = ape%nrele |
---|
| 645 | CALL C_F_POINTER( ar%sendbuf, buf, buf_shape ) |
---|
| 646 | CALL C_F_POINTER( ar%data, data_2d, ar%a_dim(1:2) ) |
---|
| 647 | DO ij = 1, ape%nrele |
---|
| 648 | buf(myindex) = data_2d(ape%locind(ij)%j,ape%locind(ij)%i) |
---|
| 649 | myindex = myindex + 1 |
---|
| 650 | ENDDO |
---|
| 651 | |
---|
| 652 | ELSEIF ( ar%dimkey == 3 .AND. .NOT.lo_ptrans ) THEN ! PALM 3D REAL*8 Array |
---|
| 653 | |
---|
| 654 | buf_shape(1) = ape%nrele*ar%a_dim(4) |
---|
| 655 | CALL C_F_POINTER( ar%sendbuf, buf, buf_shape ) |
---|
| 656 | CALL C_F_POINTER( ar%data, data_3d, ar%a_dim(1:3) ) |
---|
| 657 | DO ij = 1, ape%nrele |
---|
| 658 | buf(myindex:myindex+ar%a_dim(4)-1) = & |
---|
| 659 | data_3d(1:ar%a_dim(4),ape%locind(ij)%j,ape%locind(ij)%i) |
---|
| 660 | myindex = myindex + ar%a_dim(4) |
---|
| 661 | ENDDO |
---|
| 662 | ELSEIF ( ar%dimkey == 22 .AND. lo_ptrans ) THEN ! 2D INTEGER*8 Array for particle Transfer |
---|
| 663 | |
---|
| 664 | buf_shape(1) = ape%nrele |
---|
| 665 | CALL C_F_POINTER( ar%sendbuf, ibuf, buf_shape ) |
---|
| 666 | CALL C_F_POINTER( ar%data, idata_2d, ar%a_dim(1:2) ) |
---|
| 667 | DO ij = 1, ape%nrele |
---|
| 668 | ibuf(myindex) = idata_2d(ape%locind(ij)%j,ape%locind(ij)%i) |
---|
| 669 | myindex = myindex + 1 |
---|
| 670 | ENDDO |
---|
| 671 | ENDIF |
---|
| 672 | ENDDO |
---|
| 673 | ENDDO |
---|
| 674 | ! |
---|
| 675 | !-- Buffer is filled |
---|
| 676 | CALL MPI_BARRIER( children(childid)%intra_comm, ierr ) |
---|
| 677 | |
---|
| 678 | END SUBROUTINE pmc_s_fillbuffer |
---|
| 679 | |
---|
| 680 | |
---|
| 681 | |
---|
| 682 | SUBROUTINE pmc_s_getdata_from_buffer( childid, waittime , particle_transfer, child_process_nr ) |
---|
| 683 | |
---|
| 684 | IMPLICIT NONE |
---|
| 685 | |
---|
| 686 | INTEGER(iwp), INTENT(IN) :: childid !< |
---|
| 687 | REAL(wp), INTENT(OUT), OPTIONAL :: waittime !< |
---|
| 688 | LOGICAL, INTENT(IN), OPTIONAL :: particle_transfer !< |
---|
| 689 | INTEGER(iwp), INTENT(IN), OPTIONAL :: child_process_nr !< |
---|
| 690 | |
---|
| 691 | INTEGER(iwp) :: ierr !< |
---|
| 692 | INTEGER(iwp) :: ij !< |
---|
| 693 | INTEGER(iwp) :: ip !< |
---|
| 694 | INTEGER(iwp) :: ip_start !< |
---|
| 695 | INTEGER(iwp) :: ip_end !< |
---|
| 696 | INTEGER(iwp) :: j !< |
---|
| 697 | INTEGER(iwp) :: myindex !< |
---|
| 698 | INTEGER(iwp) :: nr !< |
---|
| 699 | INTEGER(iwp) :: target_pe !< |
---|
| 700 | INTEGER(KIND=MPI_ADDRESS_KIND) :: target_disp !< |
---|
| 701 | |
---|
| 702 | LOGICAL :: lo_ptrans |
---|
| 703 | |
---|
| 704 | INTEGER(iwp), DIMENSION(1) :: buf_shape !< |
---|
| 705 | |
---|
| 706 | REAL(wp) :: t1 !< |
---|
| 707 | REAL(wp) :: t2 !< |
---|
| 708 | REAL(wp), POINTER, DIMENSION(:) :: buf !< |
---|
| 709 | REAL(wp), POINTER, DIMENSION(:,:) :: data_2d !< |
---|
| 710 | REAL(wp), POINTER, DIMENSION(:,:,:) :: data_3d !< |
---|
| 711 | INTEGER(idp), POINTER, DIMENSION(:) :: ibuf !< |
---|
| 712 | INTEGER(idp), POINTER, DIMENSION(:,:) :: idata_2d !< |
---|
| 713 | |
---|
| 714 | TYPE(pedef), POINTER :: ape !< |
---|
| 715 | TYPE(arraydef), POINTER :: ar !< |
---|
| 716 | |
---|
| 717 | |
---|
| 718 | t1 = pmc_time() |
---|
| 719 | |
---|
| 720 | IF(PRESENT(child_process_nr)) then |
---|
| 721 | ip_start = child_process_nr |
---|
| 722 | ip_end = child_process_nr |
---|
| 723 | ELSE |
---|
| 724 | ip_start = 1 |
---|
| 725 | ip_end = children(childid)%inter_npes |
---|
| 726 | END IF |
---|
| 727 | |
---|
| 728 | lo_ptrans = .FALSE. |
---|
| 729 | IF ( PRESENT( particle_transfer)) lo_ptrans = particle_transfer |
---|
| 730 | |
---|
| 731 | IF(ip_start == 1) THEN |
---|
| 732 | ! |
---|
| 733 | !-- Wait for child to fill buffer |
---|
| 734 | CALL MPI_BARRIER( children(childid)%intra_comm, ierr ) |
---|
| 735 | t2 = pmc_time() - t1 |
---|
| 736 | IF ( PRESENT( waittime ) ) waittime = t2 |
---|
| 737 | |
---|
| 738 | CALL MPI_BARRIER( children(childid)%intra_comm, ierr ) |
---|
| 739 | ENDIF |
---|
| 740 | |
---|
| 741 | DO ip = ip_start,ip_end |
---|
| 742 | ape => children(childid)%pes(ip) |
---|
| 743 | DO j = 1, ape%nr_arrays |
---|
| 744 | ar => ape%array_list(j) |
---|
| 745 | |
---|
| 746 | IF ( ar%recvindex < 0 ) CYCLE |
---|
| 747 | |
---|
| 748 | IF ( ar%dimkey == 2 .AND. .NOT.lo_ptrans ) THEN |
---|
| 749 | nr = ape%nrele |
---|
| 750 | ELSEIF ( ar%dimkey == 3 .AND. .NOT.lo_ptrans ) THEN |
---|
| 751 | nr = ape%nrele * ar%a_dim(4) |
---|
| 752 | ELSE IF ( ar%dimkey == 22 .AND. lo_ptrans) THEN |
---|
| 753 | nr = ape%nrele |
---|
| 754 | ELSE |
---|
| 755 | CYCLE !particle array are not transfered here |
---|
| 756 | ENDIF |
---|
| 757 | buf_shape(1) = nr |
---|
| 758 | IF(lo_ptrans) THEN |
---|
| 759 | CALL C_F_POINTER( ar%recvbuf, ibuf, buf_shape ) |
---|
| 760 | ELSE |
---|
| 761 | CALL C_F_POINTER( ar%recvbuf, buf, buf_shape ) |
---|
| 762 | ENDIF |
---|
| 763 | |
---|
| 764 | ! |
---|
| 765 | !-- MPI passive target RMA |
---|
| 766 | IF ( nr > 0 ) THEN |
---|
| 767 | target_disp = ar%recvindex - 1 |
---|
| 768 | ! |
---|
| 769 | !-- Child processes are located behind parent process |
---|
| 770 | target_pe = ip - 1 + m_model_npes |
---|
| 771 | CALL MPI_WIN_LOCK( MPI_LOCK_SHARED, target_pe, 0, & |
---|
| 772 | children(childid)%win_parent_child, ierr ) |
---|
| 773 | IF(lo_ptrans) THEN |
---|
| 774 | CALL MPI_GET( ibuf, nr*8, MPI_BYTE, target_pe, target_disp, nr*8, & !There is no MPI_INTEGER8 datatype |
---|
| 775 | MPI_BYTE, children(childid)%win_parent_child, ierr ) |
---|
| 776 | ELSE |
---|
| 777 | CALL MPI_GET( buf, nr, MPI_REAL, target_pe, target_disp, nr, & |
---|
| 778 | MPI_REAL, children(childid)%win_parent_child, ierr ) |
---|
| 779 | ENDIF |
---|
| 780 | CALL MPI_WIN_UNLOCK( target_pe, & |
---|
| 781 | children(childid)%win_parent_child, ierr ) |
---|
| 782 | ENDIF |
---|
| 783 | myindex = 1 |
---|
| 784 | IF ( ar%dimkey == 2 .AND. .NOT.lo_ptrans ) THEN |
---|
| 785 | |
---|
| 786 | CALL C_F_POINTER( ar%data, data_2d, ar%a_dim(1:2) ) |
---|
| 787 | DO ij = 1, ape%nrele |
---|
| 788 | data_2d(ape%locind(ij)%j,ape%locind(ij)%i) = buf(myindex) |
---|
| 789 | myindex = myindex + 1 |
---|
| 790 | ENDDO |
---|
| 791 | |
---|
| 792 | ELSEIF ( ar%dimkey == 3 .AND. .NOT.lo_ptrans ) THEN |
---|
| 793 | |
---|
| 794 | CALL C_F_POINTER( ar%data, data_3d, ar%a_dim(1:3)) |
---|
| 795 | DO ij = 1, ape%nrele |
---|
| 796 | data_3d(1:ar%a_dim(4),ape%locind(ij)%j,ape%locind(ij)%i) = & |
---|
| 797 | buf(myindex:myindex+ar%a_dim(4)-1) |
---|
| 798 | myindex = myindex + ar%a_dim(4) |
---|
| 799 | ENDDO |
---|
| 800 | |
---|
| 801 | ELSE IF ( ar%dimkey == 22 .AND. lo_ptrans) THEN |
---|
| 802 | |
---|
| 803 | CALL C_F_POINTER( ar%data, idata_2d, ar%a_dim(1:2) ) |
---|
| 804 | DO ij = 1, ape%nrele |
---|
| 805 | idata_2d(ape%locind(ij)%j,ape%locind(ij)%i) = ibuf(myindex) |
---|
| 806 | myindex = myindex + 1 |
---|
| 807 | ENDDO |
---|
| 808 | |
---|
| 809 | ENDIF |
---|
| 810 | ENDDO |
---|
| 811 | ENDDO |
---|
| 812 | |
---|
| 813 | END SUBROUTINE pmc_s_getdata_from_buffer |
---|
| 814 | |
---|
| 815 | |
---|
| 816 | |
---|
| 817 | SUBROUTINE get_da_names_from_child( childid ) |
---|
| 818 | |
---|
| 819 | ! |
---|
| 820 | !-- Get data array description and name from child |
---|
| 821 | IMPLICIT NONE |
---|
| 822 | |
---|
| 823 | INTEGER(iwp), INTENT(IN) :: childid !< |
---|
| 824 | |
---|
| 825 | TYPE(da_namedef) :: myname !< |
---|
| 826 | |
---|
| 827 | DO |
---|
| 828 | CALL pmc_bcast( myname%couple_index, 0, comm=m_to_child_comm(childid) ) |
---|
| 829 | |
---|
| 830 | IF ( myname%couple_index == -1 ) EXIT |
---|
| 831 | |
---|
| 832 | CALL pmc_bcast( myname%parentdesc, 0, comm=m_to_child_comm(childid) ) |
---|
| 833 | CALL pmc_bcast( myname%nameonparent, 0, comm=m_to_child_comm(childid) ) |
---|
| 834 | CALL pmc_bcast( myname%childdesc, 0, comm=m_to_child_comm(childid) ) |
---|
| 835 | CALL pmc_bcast( myname%nameonchild, 0, comm=m_to_child_comm(childid) ) |
---|
| 836 | |
---|
| 837 | CALL pmc_g_setname( children(childid), myname%couple_index, & |
---|
| 838 | myname%nameonparent ) |
---|
| 839 | ENDDO |
---|
| 840 | |
---|
| 841 | END SUBROUTINE get_da_names_from_child |
---|
| 842 | |
---|
| 843 | |
---|
| 844 | |
---|
| 845 | SUBROUTINE pmc_s_setarray(childid, nrdims, dims, array_adr, second_adr, dimkey ) |
---|
| 846 | |
---|
| 847 | ! |
---|
| 848 | !-- Set array for child inter process 0 |
---|
| 849 | IMPLICIT NONE |
---|
| 850 | |
---|
| 851 | INTEGER(iwp), INTENT(IN) :: childid !< |
---|
| 852 | INTEGER(iwp), INTENT(IN) :: nrdims !< |
---|
| 853 | INTEGER(iwp), INTENT(IN), DIMENSION(:) :: dims !< |
---|
| 854 | |
---|
| 855 | TYPE(C_PTR), INTENT(IN) :: array_adr !< |
---|
| 856 | TYPE(C_PTR), INTENT(IN), OPTIONAL :: second_adr !< |
---|
| 857 | INTEGER(iwp), INTENT(IN), OPTIONAL :: dimkey !< |
---|
| 858 | |
---|
| 859 | INTEGER(iwp) :: i !< local counter |
---|
| 860 | |
---|
| 861 | TYPE(pedef), POINTER :: ape !< |
---|
| 862 | TYPE(arraydef), POINTER :: ar !< |
---|
| 863 | |
---|
| 864 | |
---|
| 865 | DO i = 1, children(childid)%inter_npes |
---|
| 866 | ape => children(childid)%pes(i) |
---|
| 867 | ar => ape%array_list(next_array_in_list) |
---|
| 868 | ar%nrdims = nrdims |
---|
| 869 | ar%dimkey = nrdims |
---|
| 870 | IF(PRESENT(dimkey)) ar%dimkey = dimkey |
---|
| 871 | ar%a_dim = dims |
---|
| 872 | ar%data = array_adr |
---|
| 873 | IF ( PRESENT( second_adr ) ) THEN |
---|
| 874 | ar%po_data(1) = array_adr |
---|
| 875 | ar%po_data(2) = second_adr |
---|
| 876 | ELSE |
---|
| 877 | ar%po_data(1) = C_NULL_PTR |
---|
| 878 | ar%po_data(2) = C_NULL_PTR |
---|
| 879 | ENDIF |
---|
| 880 | ENDDO |
---|
| 881 | |
---|
| 882 | END SUBROUTINE pmc_s_setarray |
---|
| 883 | |
---|
| 884 | |
---|
| 885 | |
---|
| 886 | SUBROUTINE pmc_s_set_active_data_array( childid, iactive ) |
---|
| 887 | |
---|
| 888 | IMPLICIT NONE |
---|
| 889 | |
---|
| 890 | INTEGER(iwp), INTENT(IN) :: childid !< |
---|
| 891 | INTEGER(iwp), INTENT(IN) :: iactive !< |
---|
| 892 | |
---|
| 893 | INTEGER(iwp) :: ip !< |
---|
| 894 | INTEGER(iwp) :: j !< |
---|
| 895 | |
---|
| 896 | TYPE(pedef), POINTER :: ape !< |
---|
| 897 | TYPE(arraydef), POINTER :: ar !< |
---|
| 898 | |
---|
| 899 | DO ip = 1, children(childid)%inter_npes |
---|
| 900 | ape => children(childid)%pes(ip) |
---|
| 901 | DO j = 1, ape%nr_arrays |
---|
| 902 | ar => ape%array_list(j) |
---|
| 903 | if(mod(ar%dimkey,10) == 2) CYCLE !Not for 2D array |
---|
| 904 | IF ( iactive == 1 .OR. iactive == 2 ) THEN |
---|
| 905 | ar%data = ar%po_data(iactive) |
---|
| 906 | ENDIF |
---|
| 907 | ENDDO |
---|
| 908 | ENDDO |
---|
| 909 | |
---|
| 910 | END SUBROUTINE pmc_s_set_active_data_array |
---|
| 911 | |
---|
| 912 | INTEGER FUNCTION pmc_s_get_child_npes (child_id) |
---|
| 913 | IMPLICIT NONE |
---|
| 914 | |
---|
| 915 | INTEGER(iwp),INTENT(IN) :: child_id |
---|
| 916 | |
---|
| 917 | pmc_s_get_child_npes = children(child_id)%inter_npes |
---|
| 918 | |
---|
| 919 | RETURN |
---|
| 920 | END FUNCTION pmc_s_get_child_npes |
---|
| 921 | |
---|
| 922 | |
---|
| 923 | SUBROUTINE set_pe_index_list( mychild, index_list, nrp ) |
---|
| 924 | |
---|
| 925 | IMPLICIT NONE |
---|
| 926 | |
---|
| 927 | INTEGER(iwp), INTENT(IN), DIMENSION(:,:) :: index_list !< |
---|
| 928 | INTEGER(iwp), INTENT(IN) :: nrp !< |
---|
| 929 | |
---|
| 930 | TYPE(childdef), INTENT(INOUT) :: mychild !< |
---|
| 931 | |
---|
| 932 | INTEGER(iwp) :: i !< |
---|
| 933 | INTEGER(iwp) :: ierr !< |
---|
| 934 | INTEGER(iwp) :: ind !< |
---|
| 935 | INTEGER(iwp) :: indwin !< |
---|
| 936 | INTEGER(iwp) :: indwin2 !< |
---|
| 937 | INTEGER(iwp) :: i2 !< |
---|
| 938 | INTEGER(iwp) :: j !< |
---|
| 939 | INTEGER(iwp) :: rempe !< |
---|
| 940 | INTEGER(KIND=MPI_ADDRESS_KIND) :: winsize !< |
---|
| 941 | |
---|
| 942 | INTEGER(iwp), DIMENSION(mychild%inter_npes) :: remind !< |
---|
| 943 | |
---|
| 944 | INTEGER(iwp), DIMENSION(:), POINTER :: remindw !< |
---|
| 945 | INTEGER(iwp), DIMENSION(:), POINTER :: rldef !< |
---|
| 946 | |
---|
| 947 | TYPE(pedef), POINTER :: ape !< |
---|
| 948 | |
---|
| 949 | ! |
---|
| 950 | !-- First, count entries for every remote child process |
---|
| 951 | DO i = 1, mychild%inter_npes |
---|
| 952 | ape => mychild%pes(i) |
---|
| 953 | ape%nrele = 0 |
---|
| 954 | ENDDO |
---|
| 955 | ! |
---|
| 956 | !-- Loop over number of coarse grid cells |
---|
| 957 | DO j = 1, nrp |
---|
| 958 | rempe = index_list(5,j) + 1 ! process number on remote process |
---|
| 959 | ape => mychild%pes(rempe) |
---|
| 960 | ape%nrele = ape%nrele + 1 ! Increment number of elements for this child process |
---|
| 961 | ENDDO |
---|
| 962 | |
---|
| 963 | DO i = 1, mychild%inter_npes |
---|
| 964 | ape => mychild%pes(i) |
---|
| 965 | ALLOCATE( ape%locind(ape%nrele) ) |
---|
| 966 | ENDDO |
---|
| 967 | |
---|
| 968 | remind = 0 |
---|
| 969 | ! |
---|
| 970 | !-- Second, create lists |
---|
| 971 | !-- Loop over number of coarse grid cells |
---|
| 972 | DO j = 1, nrp |
---|
| 973 | rempe = index_list(5,j) + 1 |
---|
| 974 | ape => mychild%pes(rempe) |
---|
| 975 | remind(rempe) = remind(rempe)+1 |
---|
| 976 | ind = remind(rempe) |
---|
| 977 | ape%locind(ind)%i = index_list(1,j) |
---|
| 978 | ape%locind(ind)%j = index_list(2,j) |
---|
| 979 | ENDDO |
---|
| 980 | ! |
---|
| 981 | !-- Prepare number of elements for children processes |
---|
| 982 | CALL pmc_alloc_mem( rldef, mychild%inter_npes*2 ) |
---|
| 983 | ! |
---|
| 984 | !-- Number of child processes * size of INTEGER (i just arbitrary INTEGER) |
---|
| 985 | winsize = mychild%inter_npes*STORAGE_SIZE(i)/8*2 |
---|
| 986 | |
---|
| 987 | CALL MPI_WIN_CREATE( rldef, winsize, iwp, MPI_INFO_NULL, & |
---|
| 988 | mychild%intra_comm, indwin, ierr ) |
---|
| 989 | ! |
---|
| 990 | !-- Open window to set data |
---|
| 991 | CALL MPI_WIN_FENCE( 0, indwin, ierr ) |
---|
| 992 | |
---|
| 993 | rldef(1) = 0 ! index on remote process 0 |
---|
| 994 | rldef(2) = remind(1) ! number of elements on remote process 0 |
---|
| 995 | ! |
---|
| 996 | !-- Reserve buffer for index array |
---|
| 997 | DO i = 2, mychild%inter_npes |
---|
| 998 | i2 = (i-1) * 2 + 1 |
---|
| 999 | rldef(i2) = rldef(i2-2) + rldef(i2-1) * 2 ! index on remote process |
---|
| 1000 | rldef(i2+1) = remind(i) ! number of elements on remote process |
---|
| 1001 | ENDDO |
---|
| 1002 | ! |
---|
| 1003 | !-- Close window to allow child to access data |
---|
| 1004 | CALL MPI_WIN_FENCE( 0, indwin, ierr ) |
---|
| 1005 | ! |
---|
| 1006 | !-- Child has retrieved data |
---|
| 1007 | CALL MPI_WIN_FENCE( 0, indwin, ierr ) |
---|
| 1008 | |
---|
| 1009 | i2 = 2 * mychild%inter_npes - 1 |
---|
| 1010 | winsize = ( rldef(i2) + rldef(i2+1) ) * 2 |
---|
| 1011 | ! |
---|
| 1012 | !-- Make sure, MPI_ALLOC_MEM works |
---|
| 1013 | winsize = MAX( winsize, INT( 1, MPI_ADDRESS_KIND ) ) |
---|
| 1014 | |
---|
| 1015 | CALL pmc_alloc_mem( remindw, INT( winsize ) ) |
---|
| 1016 | |
---|
| 1017 | CALL MPI_BARRIER( m_model_comm, ierr ) |
---|
| 1018 | CALL MPI_WIN_CREATE( remindw, winsize*STORAGE_SIZE(i)/8, iwp, MPI_INFO_NULL, & |
---|
| 1019 | mychild%intra_comm, indwin2, ierr ) |
---|
| 1020 | ! |
---|
| 1021 | !-- Open window to set data |
---|
| 1022 | CALL MPI_WIN_FENCE( 0, indwin2, ierr ) |
---|
| 1023 | ! |
---|
| 1024 | !-- Create the 2D index list |
---|
| 1025 | DO j = 1, nrp |
---|
| 1026 | rempe = index_list(5,j) + 1 ! process number on remote process |
---|
| 1027 | ape => mychild%pes(rempe) |
---|
| 1028 | i2 = rempe * 2 - 1 |
---|
| 1029 | ind = rldef(i2) + 1 |
---|
| 1030 | remindw(ind) = index_list(3,j) |
---|
| 1031 | remindw(ind+1) = index_list(4,j) |
---|
| 1032 | rldef(i2) = rldef(i2)+2 |
---|
| 1033 | ENDDO |
---|
| 1034 | ! |
---|
| 1035 | !-- All data are set |
---|
| 1036 | CALL MPI_WIN_FENCE( 0, indwin2, ierr ) |
---|
| 1037 | ! |
---|
| 1038 | !-- Don't know why, but this barrier is necessary before windows can be freed |
---|
| 1039 | !-- TODO: find out why this is required |
---|
| 1040 | CALL MPI_BARRIER( mychild%intra_comm, ierr ) |
---|
| 1041 | |
---|
| 1042 | CALL MPI_WIN_FREE( indwin, ierr ) |
---|
| 1043 | CALL MPI_WIN_FREE( indwin2, ierr ) |
---|
| 1044 | |
---|
| 1045 | ! |
---|
| 1046 | !-- TODO: check if the following idea needs to be done |
---|
| 1047 | !-- Sollte funktionieren, Problem mit MPI implementation |
---|
| 1048 | !-- https://www.lrz.de/services/software/parallel/mpi/onesided |
---|
| 1049 | !-- CALL MPI_Free_mem (remindw, ierr) |
---|
| 1050 | |
---|
| 1051 | END SUBROUTINE set_pe_index_list |
---|
| 1052 | |
---|
| 1053 | #endif |
---|
| 1054 | END MODULE pmc_parent |
---|