[1933] | 1 | MODULE pmc_parent |
---|
[1762] | 2 | |
---|
[2000] | 3 | !------------------------------------------------------------------------------! |
---|
[1762] | 4 | ! This file is part of PALM. |
---|
| 5 | ! |
---|
[2000] | 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. |
---|
[1762] | 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 | ! |
---|
[1818] | 18 | ! Copyright 1997-2016 Leibniz Universitaet Hannover |
---|
[2000] | 19 | !------------------------------------------------------------------------------! |
---|
[1762] | 20 | ! |
---|
| 21 | ! Current revisions: |
---|
| 22 | ! ------------------ |
---|
[2000] | 23 | ! Forced header and separation lines into 80 columns |
---|
[1834] | 24 | ! |
---|
[1762] | 25 | ! Former revisions: |
---|
| 26 | ! ----------------- |
---|
| 27 | ! $Id: pmc_parent_mod.f90 2000 2016-08-20 18:09:15Z knoop $ |
---|
| 28 | ! |
---|
[1939] | 29 | ! 1938 2016-06-13 15:26:05Z hellstea |
---|
| 30 | ! Minor clean up. |
---|
| 31 | ! |
---|
[1933] | 32 | ! 1901 2016-05-04 15:39:38Z raasch |
---|
| 33 | ! Module renamed. Code clean up. The words server/client changed to parent/child. |
---|
| 34 | ! |
---|
[1901] | 35 | ! 1900 2016-05-04 15:27:53Z raasch |
---|
| 36 | ! re-formatted to match PALM style |
---|
| 37 | ! |
---|
[1851] | 38 | ! 1850 2016-04-08 13:29:27Z maronga |
---|
| 39 | ! Module renamed |
---|
| 40 | ! |
---|
| 41 | ! |
---|
[1834] | 42 | ! 1833 2016-04-07 14:23:03Z raasch |
---|
| 43 | ! gfortran requires pointer attributes for some array declarations, |
---|
| 44 | ! long line wrapped |
---|
| 45 | ! |
---|
[1809] | 46 | ! 1808 2016-04-05 19:44:00Z raasch |
---|
| 47 | ! MPI module used by default on all machines |
---|
| 48 | ! |
---|
[1798] | 49 | ! 1797 2016-03-21 16:50:28Z raasch |
---|
| 50 | ! introduction of different datatransfer modes |
---|
| 51 | ! |
---|
[1792] | 52 | ! 1791 2016-03-11 10:41:25Z raasch |
---|
| 53 | ! Debug write-statements commented out |
---|
| 54 | ! |
---|
[1787] | 55 | ! 1786 2016-03-08 05:49:27Z raasch |
---|
[1933] | 56 | ! change in child-parent data transfer: parent now gets data from child |
---|
| 57 | ! instead that child put's it to the parent |
---|
[1787] | 58 | ! |
---|
[1780] | 59 | ! 1779 2016-03-03 08:01:28Z raasch |
---|
| 60 | ! kind=dp replaced by wp, |
---|
| 61 | ! error messages removed or changed to PALM style, dim_order removed |
---|
| 62 | ! array management changed from linked list to sequential loop |
---|
| 63 | ! |
---|
[1767] | 64 | ! 1766 2016-02-29 08:37:15Z raasch |
---|
| 65 | ! modifications to allow for using PALM's pointer version |
---|
| 66 | ! +new routine pmc_s_set_active_data_array |
---|
| 67 | ! |
---|
[1765] | 68 | ! 1764 2016-02-28 12:45:19Z raasch |
---|
| 69 | ! cpp-statement added (nesting can only be used in parallel mode) |
---|
| 70 | ! |
---|
[1763] | 71 | ! 1762 2016-02-25 12:31:13Z hellstea |
---|
| 72 | ! Initial revision by K. Ketelsen |
---|
[1762] | 73 | ! |
---|
| 74 | ! Description: |
---|
| 75 | ! ------------ |
---|
| 76 | ! |
---|
[1933] | 77 | ! Parent part of Palm Model Coupler |
---|
| 78 | !-------------------------------------------------------------------------------! |
---|
[1762] | 79 | |
---|
[1764] | 80 | #if defined( __parallel ) |
---|
[1900] | 81 | USE, INTRINSIC :: ISO_C_BINDING |
---|
[1762] | 82 | |
---|
[1808] | 83 | #if defined( __mpifh ) |
---|
| 84 | INCLUDE "mpif.h" |
---|
| 85 | #else |
---|
[1764] | 86 | USE MPI |
---|
| 87 | #endif |
---|
[1900] | 88 | USE kinds |
---|
[1933] | 89 | USE pmc_general, & |
---|
| 90 | ONLY: arraydef, childdef, da_namedef, da_namelen, pedef, & |
---|
[1900] | 91 | pmc_g_setname, pmc_max_array, pmc_max_models, pmc_sort |
---|
[1762] | 92 | |
---|
[1933] | 93 | USE pmc_handle_communicator, & |
---|
| 94 | ONLY: m_model_comm,m_model_rank,m_model_npes, m_to_child_comm, & |
---|
| 95 | m_world_rank, pmc_parent_for_child |
---|
[1900] | 96 | |
---|
[1933] | 97 | USE pmc_mpi_wrapper, & |
---|
[1900] | 98 | ONLY: pmc_alloc_mem, pmc_bcast, pmc_time |
---|
| 99 | |
---|
| 100 | IMPLICIT NONE |
---|
| 101 | |
---|
[1762] | 102 | PRIVATE |
---|
| 103 | SAVE |
---|
| 104 | |
---|
[1933] | 105 | TYPE childindexdef |
---|
[1900] | 106 | INTEGER :: nrpoints !< |
---|
| 107 | INTEGER, DIMENSION(:,:), ALLOCATABLE :: index_list_2d !< |
---|
[1933] | 108 | END TYPE childindexdef |
---|
[1762] | 109 | |
---|
[1933] | 110 | TYPE(childdef), DIMENSION(pmc_max_models) :: children !< |
---|
| 111 | TYPE(childindexdef), DIMENSION(pmc_max_models) :: indchildren !< |
---|
[1762] | 112 | |
---|
[1900] | 113 | INTEGER :: next_array_in_list = 0 !< |
---|
[1779] | 114 | |
---|
[1762] | 115 | |
---|
[1933] | 116 | PUBLIC pmc_parent_for_child |
---|
[1762] | 117 | |
---|
| 118 | |
---|
[1933] | 119 | INTERFACE pmc_parentinit |
---|
| 120 | MODULE PROCEDURE pmc_parentinit |
---|
| 121 | END INTERFACE pmc_parentinit |
---|
[1779] | 122 | |
---|
[1900] | 123 | INTERFACE pmc_s_set_2d_index_list |
---|
| 124 | MODULE PROCEDURE pmc_s_set_2d_index_list |
---|
| 125 | END INTERFACE pmc_s_set_2d_index_list |
---|
[1762] | 126 | |
---|
[1900] | 127 | INTERFACE pmc_s_clear_next_array_list |
---|
| 128 | MODULE PROCEDURE pmc_s_clear_next_array_list |
---|
| 129 | END INTERFACE pmc_s_clear_next_array_list |
---|
[1762] | 130 | |
---|
[1900] | 131 | INTERFACE pmc_s_getnextarray |
---|
| 132 | MODULE PROCEDURE pmc_s_getnextarray |
---|
| 133 | END INTERFACE pmc_s_getnextarray |
---|
[1762] | 134 | |
---|
[1900] | 135 | INTERFACE pmc_s_set_dataarray |
---|
| 136 | MODULE PROCEDURE pmc_s_set_dataarray_2d |
---|
| 137 | MODULE PROCEDURE pmc_s_set_dataarray_3d |
---|
| 138 | END INTERFACE pmc_s_set_dataarray |
---|
[1762] | 139 | |
---|
[1900] | 140 | INTERFACE pmc_s_setind_and_allocmem |
---|
| 141 | MODULE PROCEDURE pmc_s_setind_and_allocmem |
---|
| 142 | END INTERFACE pmc_s_setind_and_allocmem |
---|
[1762] | 143 | |
---|
[1900] | 144 | INTERFACE pmc_s_fillbuffer |
---|
| 145 | MODULE PROCEDURE pmc_s_fillbuffer |
---|
| 146 | END INTERFACE pmc_s_fillbuffer |
---|
[1766] | 147 | |
---|
[1900] | 148 | INTERFACE pmc_s_getdata_from_buffer |
---|
| 149 | MODULE PROCEDURE pmc_s_getdata_from_buffer |
---|
| 150 | END INTERFACE pmc_s_getdata_from_buffer |
---|
[1762] | 151 | |
---|
[1900] | 152 | INTERFACE pmc_s_set_active_data_array |
---|
| 153 | MODULE PROCEDURE pmc_s_set_active_data_array |
---|
| 154 | END INTERFACE pmc_s_set_active_data_array |
---|
[1762] | 155 | |
---|
[1933] | 156 | PUBLIC pmc_parentinit, pmc_s_clear_next_array_list, pmc_s_fillbuffer, & |
---|
| 157 | pmc_s_getdata_from_buffer, pmc_s_getnextarray, & |
---|
| 158 | pmc_s_setind_and_allocmem, pmc_s_set_active_data_array, & |
---|
[1900] | 159 | pmc_s_set_dataarray, pmc_s_set_2d_index_list |
---|
[1762] | 160 | |
---|
[1900] | 161 | CONTAINS |
---|
[1762] | 162 | |
---|
| 163 | |
---|
[1933] | 164 | SUBROUTINE pmc_parentinit |
---|
[1762] | 165 | |
---|
[1900] | 166 | IMPLICIT NONE |
---|
[1762] | 167 | |
---|
[1933] | 168 | INTEGER :: childid !< |
---|
[1900] | 169 | INTEGER :: i !< |
---|
| 170 | INTEGER :: j !< |
---|
| 171 | INTEGER :: istat !< |
---|
[1762] | 172 | |
---|
| 173 | |
---|
[1933] | 174 | DO i = 1, SIZE( pmc_parent_for_child )-1 |
---|
[1762] | 175 | |
---|
[1933] | 176 | childid = pmc_parent_for_child( i ) |
---|
[1900] | 177 | |
---|
[1933] | 178 | children(childid)%model_comm = m_model_comm |
---|
| 179 | children(childid)%inter_comm = m_to_child_comm(childid) |
---|
| 180 | |
---|
[1779] | 181 | ! |
---|
[1900] | 182 | !-- Get rank and size |
---|
[1933] | 183 | CALL MPI_COMM_RANK( children(childid)%model_comm, & |
---|
| 184 | children(childid)%model_rank, istat ) |
---|
| 185 | CALL MPI_COMM_SIZE( children(childid)%model_comm, & |
---|
| 186 | children(childid)%model_npes, istat ) |
---|
| 187 | CALL MPI_COMM_REMOTE_SIZE( children(childid)%inter_comm, & |
---|
| 188 | children(childid)%inter_npes, istat ) |
---|
| 189 | |
---|
[1900] | 190 | ! |
---|
| 191 | !-- Intra communicater is used for MPI_GET |
---|
[1933] | 192 | CALL MPI_INTERCOMM_MERGE( children(childid)%inter_comm, .FALSE., & |
---|
| 193 | children(childid)%intra_comm, istat ) |
---|
| 194 | CALL MPI_COMM_RANK( children(childid)%intra_comm, & |
---|
| 195 | children(childid)%intra_rank, istat ) |
---|
[1762] | 196 | |
---|
[1933] | 197 | ALLOCATE( children(childid)%pes(children(childid)%inter_npes)) |
---|
| 198 | |
---|
[1900] | 199 | ! |
---|
[1933] | 200 | !-- Allocate array of TYPE arraydef for all child PEs to store information |
---|
[1900] | 201 | !-- of the transfer array |
---|
[1933] | 202 | DO j = 1, children(childid)%inter_npes |
---|
| 203 | ALLOCATE( children(childid)%pes(j)%array_list(pmc_max_array) ) |
---|
[1900] | 204 | ENDDO |
---|
[1762] | 205 | |
---|
[1933] | 206 | CALL get_da_names_from_child (childid) |
---|
[1762] | 207 | |
---|
[1900] | 208 | ENDDO |
---|
[1762] | 209 | |
---|
[1933] | 210 | END SUBROUTINE pmc_parentinit |
---|
[1762] | 211 | |
---|
| 212 | |
---|
| 213 | |
---|
[1933] | 214 | SUBROUTINE pmc_s_set_2d_index_list( childid, index_list ) |
---|
[1762] | 215 | |
---|
[1900] | 216 | IMPLICIT NONE |
---|
[1762] | 217 | |
---|
[1933] | 218 | INTEGER, INTENT(IN) :: childid !< |
---|
[1900] | 219 | INTEGER, DIMENSION(:,:), INTENT(INOUT) :: index_list !< |
---|
[1762] | 220 | |
---|
[1900] | 221 | INTEGER :: ian !< |
---|
| 222 | INTEGER :: ic !< |
---|
| 223 | INTEGER :: ie !< |
---|
| 224 | INTEGER :: ip !< |
---|
| 225 | INTEGER :: is !< |
---|
| 226 | INTEGER :: istat !< |
---|
| 227 | INTEGER :: n !< |
---|
[1762] | 228 | |
---|
| 229 | |
---|
[1900] | 230 | IF ( m_model_rank == 0 ) THEN |
---|
[1933] | 231 | |
---|
[1900] | 232 | ! |
---|
[1933] | 233 | !-- Sort to ascending parent PE order |
---|
[1900] | 234 | CALL pmc_sort( index_list, 6 ) |
---|
[1762] | 235 | |
---|
[1900] | 236 | is = 1 |
---|
| 237 | DO ip = 0, m_model_npes-1 |
---|
[1933] | 238 | |
---|
[1900] | 239 | ! |
---|
[1933] | 240 | !-- Split into parent PEs |
---|
[1900] | 241 | ie = is - 1 |
---|
[1933] | 242 | |
---|
[1900] | 243 | ! |
---|
| 244 | !-- There may be no entry for this PE |
---|
| 245 | IF ( is <= SIZE( index_list,2 ) .AND. ie >= 0 ) THEN |
---|
[1762] | 246 | |
---|
[1900] | 247 | DO WHILE ( index_list(6,ie+1 ) == ip ) |
---|
| 248 | ie = ie + 1 |
---|
| 249 | IF ( ie == SIZE( index_list,2 ) ) EXIT |
---|
| 250 | ENDDO |
---|
[1762] | 251 | |
---|
[1900] | 252 | ian = ie - is + 1 |
---|
[1762] | 253 | |
---|
[1900] | 254 | ELSE |
---|
| 255 | is = -1 |
---|
| 256 | ie = -2 |
---|
| 257 | ian = 0 |
---|
| 258 | ENDIF |
---|
[1933] | 259 | |
---|
[1900] | 260 | ! |
---|
[1933] | 261 | !-- Send data to other parent PEs |
---|
[1900] | 262 | IF ( ip == 0 ) THEN |
---|
[1933] | 263 | indchildren(childid)%nrpoints = ian |
---|
[1900] | 264 | IF ( ian > 0) THEN |
---|
[1933] | 265 | ALLOCATE( indchildren(childid)%index_list_2d(6,ian) ) |
---|
| 266 | indchildren(childid)%index_list_2d(:,1:ian) = & |
---|
[1900] | 267 | index_list(:,is:ie) |
---|
| 268 | ENDIF |
---|
| 269 | ELSE |
---|
[1933] | 270 | CALL MPI_SEND( ian, 1, MPI_INTEGER, ip, 1000, m_model_comm, & |
---|
[1900] | 271 | istat ) |
---|
| 272 | IF ( ian > 0) THEN |
---|
[1933] | 273 | CALL MPI_SEND( index_list(1,is), 6*ian, MPI_INTEGER, ip, & |
---|
[1900] | 274 | 1001, m_model_comm, istat ) |
---|
| 275 | ENDIF |
---|
| 276 | ENDIF |
---|
| 277 | is = ie + 1 |
---|
[1762] | 278 | |
---|
[1900] | 279 | ENDDO |
---|
[1762] | 280 | |
---|
[1900] | 281 | ELSE |
---|
[1762] | 282 | |
---|
[1933] | 283 | CALL MPI_RECV( indchildren(childid)%nrpoints, 1, MPI_INTEGER, 0, 1000, & |
---|
[1900] | 284 | m_model_comm, MPI_STATUS_IGNORE, istat ) |
---|
[1933] | 285 | ian = indchildren(childid)%nrpoints |
---|
[1779] | 286 | |
---|
[1900] | 287 | IF ( ian > 0 ) THEN |
---|
[1933] | 288 | ALLOCATE( indchildren(childid)%index_list_2d(6,ian) ) |
---|
| 289 | CALL MPI_RECV( indchildren(childid)%index_list_2d, 6*ian, & |
---|
| 290 | MPI_INTEGER, 0, 1001, m_model_comm, & |
---|
[1900] | 291 | MPI_STATUS_IGNORE, istat) |
---|
| 292 | ENDIF |
---|
[1779] | 293 | |
---|
[1900] | 294 | ENDIF |
---|
[1779] | 295 | |
---|
[1933] | 296 | CALL set_pe_index_list( childid, children(childid), & |
---|
| 297 | indchildren(childid)%index_list_2d, & |
---|
| 298 | indchildren(childid)%nrpoints ) |
---|
[1762] | 299 | |
---|
[1900] | 300 | END SUBROUTINE pmc_s_set_2d_index_list |
---|
[1779] | 301 | |
---|
| 302 | |
---|
| 303 | |
---|
[1900] | 304 | SUBROUTINE pmc_s_clear_next_array_list |
---|
[1833] | 305 | |
---|
[1900] | 306 | IMPLICIT NONE |
---|
[1762] | 307 | |
---|
[1900] | 308 | next_array_in_list = 0 |
---|
[1762] | 309 | |
---|
[1900] | 310 | END SUBROUTINE pmc_s_clear_next_array_list |
---|
[1762] | 311 | |
---|
| 312 | |
---|
| 313 | |
---|
[1933] | 314 | LOGICAL FUNCTION pmc_s_getnextarray( childid, myname ) |
---|
| 315 | |
---|
[1900] | 316 | ! |
---|
| 317 | !-- List handling is still required to get minimal interaction with |
---|
| 318 | !-- pmc_interface |
---|
| 319 | !-- TODO: what does "still" mean? Is there a chance to change this! |
---|
| 320 | CHARACTER(LEN=*), INTENT(OUT) :: myname !< |
---|
[1933] | 321 | INTEGER(iwp), INTENT(IN) :: childid !< |
---|
[1779] | 322 | |
---|
[1900] | 323 | TYPE(arraydef), POINTER :: ar |
---|
| 324 | TYPE(pedef), POINTER :: ape |
---|
[1779] | 325 | |
---|
[1900] | 326 | next_array_in_list = next_array_in_list + 1 |
---|
[1933] | 327 | |
---|
[1900] | 328 | ! |
---|
[1933] | 329 | !-- Array names are the same on all children PEs, so take first PE to get the name |
---|
| 330 | ape => children(childid)%pes(1) |
---|
[1833] | 331 | |
---|
[1900] | 332 | IF ( next_array_in_list > ape%nr_arrays ) THEN |
---|
[1933] | 333 | |
---|
[1900] | 334 | ! |
---|
| 335 | !-- All arrays are done |
---|
| 336 | pmc_s_getnextarray = .FALSE. |
---|
| 337 | RETURN |
---|
| 338 | ENDIF |
---|
[1779] | 339 | |
---|
[1900] | 340 | ar => ape%array_list(next_array_in_list) |
---|
| 341 | myname = ar%name |
---|
[1933] | 342 | |
---|
[1900] | 343 | ! |
---|
| 344 | !-- Return true if legal array |
---|
| 345 | !-- TODO: what does this comment mean? Can there be non-legal arrays?? |
---|
| 346 | pmc_s_getnextarray = .TRUE. |
---|
[1762] | 347 | |
---|
[1900] | 348 | END FUNCTION pmc_s_getnextarray |
---|
[1762] | 349 | |
---|
| 350 | |
---|
| 351 | |
---|
[1933] | 352 | SUBROUTINE pmc_s_set_dataarray_2d( childid, array, array_2 ) |
---|
[1900] | 353 | |
---|
| 354 | IMPLICIT NONE |
---|
| 355 | |
---|
[1933] | 356 | INTEGER,INTENT(IN) :: childid !< |
---|
[1900] | 357 | |
---|
| 358 | REAL(wp), INTENT(IN), DIMENSION(:,:), POINTER :: array !< |
---|
| 359 | REAL(wp), INTENT(IN), DIMENSION(:,:), POINTER, OPTIONAL :: array_2 !< |
---|
| 360 | |
---|
| 361 | INTEGER :: nrdims !< |
---|
| 362 | INTEGER, DIMENSION(4) :: dims !< |
---|
| 363 | TYPE(C_PTR) :: array_adr !< |
---|
| 364 | TYPE(C_PTR) :: second_adr !< |
---|
| 365 | |
---|
| 366 | |
---|
| 367 | dims = 1 |
---|
| 368 | nrdims = 2 |
---|
| 369 | dims(1) = SIZE( array,1 ) |
---|
| 370 | dims(2) = SIZE( array,2 ) |
---|
| 371 | array_adr = C_LOC( array ) |
---|
| 372 | |
---|
| 373 | IF ( PRESENT( array_2 ) ) THEN |
---|
| 374 | second_adr = C_LOC(array_2) |
---|
[1933] | 375 | CALL pmc_s_setarray( childid, nrdims, dims, array_adr, & |
---|
[1900] | 376 | second_adr = second_adr) |
---|
| 377 | ELSE |
---|
[1933] | 378 | CALL pmc_s_setarray( childid, nrdims, dims, array_adr ) |
---|
[1900] | 379 | ENDIF |
---|
| 380 | |
---|
| 381 | END SUBROUTINE pmc_s_set_dataarray_2d |
---|
| 382 | |
---|
| 383 | |
---|
| 384 | |
---|
[1933] | 385 | SUBROUTINE pmc_s_set_dataarray_3d( childid, array, nz_cl, nz, array_2 ) |
---|
[1900] | 386 | |
---|
| 387 | IMPLICIT NONE |
---|
| 388 | |
---|
[1933] | 389 | INTEGER, INTENT(IN) :: childid !< |
---|
[1900] | 390 | INTEGER, INTENT(IN) :: nz !< |
---|
| 391 | INTEGER, INTENT(IN) :: nz_cl !< |
---|
| 392 | |
---|
| 393 | REAL(wp), INTENT(IN), DIMENSION(:,:,:), POINTER :: array !< |
---|
| 394 | REAL(wp), INTENT(IN), DIMENSION(:,:,:), POINTER, OPTIONAL :: array_2 !< |
---|
| 395 | |
---|
| 396 | INTEGER :: nrdims !< |
---|
| 397 | INTEGER, DIMENSION(4) :: dims !< |
---|
| 398 | TYPE(C_PTR) :: array_adr !< |
---|
| 399 | TYPE(C_PTR) :: second_adr !< |
---|
| 400 | |
---|
[1933] | 401 | ! |
---|
[1900] | 402 | !-- TODO: the next assignment seems to be obsolete. Please check! |
---|
| 403 | dims = 1 |
---|
| 404 | dims = 0 |
---|
| 405 | nrdims = 3 |
---|
| 406 | dims(1) = SIZE( array,1 ) |
---|
| 407 | dims(2) = SIZE( array,2 ) |
---|
| 408 | dims(3) = SIZE( array,3 ) |
---|
| 409 | dims(4) = nz_cl+dims(1)-nz ! works for first dimension 1:nz and 0:nz+1 |
---|
| 410 | |
---|
| 411 | array_adr = C_LOC(array) |
---|
| 412 | |
---|
[1766] | 413 | ! |
---|
[1900] | 414 | !-- In PALM's pointer version, two indices have to be stored internally. |
---|
| 415 | !-- The active address of the data array is set in swap_timelevel. |
---|
| 416 | IF ( PRESENT( array_2 ) ) THEN |
---|
| 417 | second_adr = C_LOC( array_2 ) |
---|
[1933] | 418 | CALL pmc_s_setarray( childid, nrdims, dims, array_adr, & |
---|
[1900] | 419 | second_adr = second_adr) |
---|
| 420 | ELSE |
---|
[1933] | 421 | CALL pmc_s_setarray( childid, nrdims, dims, array_adr ) |
---|
[1900] | 422 | ENDIF |
---|
[1762] | 423 | |
---|
[1900] | 424 | END SUBROUTINE pmc_s_set_dataarray_3d |
---|
[1762] | 425 | |
---|
[1779] | 426 | |
---|
| 427 | |
---|
[1933] | 428 | SUBROUTINE pmc_s_setind_and_allocmem( childid ) |
---|
[1779] | 429 | |
---|
[1933] | 430 | USE control_parameters, & |
---|
[1900] | 431 | ONLY: message_string |
---|
| 432 | |
---|
| 433 | IMPLICIT NONE |
---|
| 434 | |
---|
[1786] | 435 | ! |
---|
[1933] | 436 | !-- Naming convention for appendices: _pc -> parent to child transfer |
---|
| 437 | !-- _cp -> child to parent transfer |
---|
| 438 | !-- send -> parent to child transfer |
---|
| 439 | !-- recv -> child to parent transfer |
---|
| 440 | INTEGER, INTENT(IN) :: childid !< |
---|
[1762] | 441 | |
---|
[1900] | 442 | INTEGER :: arlen !< |
---|
| 443 | INTEGER :: i !< |
---|
| 444 | INTEGER :: ierr !< |
---|
| 445 | INTEGER :: istat !< |
---|
| 446 | INTEGER :: j !< |
---|
| 447 | INTEGER :: myindex !< |
---|
| 448 | INTEGER :: rcount !< count MPI requests |
---|
| 449 | INTEGER :: tag !< |
---|
[1762] | 450 | |
---|
[1900] | 451 | INTEGER(idp) :: bufsize !< size of MPI data window |
---|
| 452 | INTEGER(KIND=MPI_ADDRESS_KIND) :: winsize !< |
---|
| 453 | |
---|
| 454 | INTEGER, DIMENSION(1024) :: req !< |
---|
| 455 | |
---|
| 456 | TYPE(C_PTR) :: base_ptr !< |
---|
| 457 | TYPE(pedef), POINTER :: ape !< |
---|
| 458 | TYPE(arraydef), POINTER :: ar !< |
---|
| 459 | |
---|
[1933] | 460 | REAL(wp),DIMENSION(:), POINTER, SAVE :: base_array_pc !< base array for parent to child transfer |
---|
| 461 | REAL(wp),DIMENSION(:), POINTER, SAVE :: base_array_cp !< base array for child to parent transfer |
---|
[1900] | 462 | |
---|
[1786] | 463 | ! |
---|
[1933] | 464 | !-- Parent to child direction |
---|
[1900] | 465 | myindex = 1 |
---|
| 466 | rcount = 0 |
---|
| 467 | bufsize = 8 |
---|
[1762] | 468 | |
---|
[1786] | 469 | ! |
---|
[1900] | 470 | !-- First stride: compute size and set index |
---|
[1933] | 471 | DO i = 1, children(childid)%inter_npes |
---|
[1762] | 472 | |
---|
[1933] | 473 | ape => children(childid)%pes(i) |
---|
[1900] | 474 | tag = 200 |
---|
[1762] | 475 | |
---|
[1900] | 476 | DO j = 1, ape%nr_arrays |
---|
[1762] | 477 | |
---|
[1900] | 478 | ar => ape%array_list(j) |
---|
| 479 | IF ( ar%nrdims == 2 ) THEN |
---|
| 480 | arlen = ape%nrele |
---|
| 481 | ELSEIF ( ar%nrdims == 3 ) THEN |
---|
| 482 | arlen = ape%nrele * ar%a_dim(4) |
---|
| 483 | ELSE |
---|
| 484 | arlen = -1 |
---|
| 485 | ENDIF |
---|
| 486 | ar%sendindex = myindex |
---|
[1762] | 487 | |
---|
[1900] | 488 | tag = tag + 1 |
---|
| 489 | rcount = rcount + 1 |
---|
[1933] | 490 | CALL MPI_ISEND( myindex, 1, MPI_INTEGER, i-1, tag, & |
---|
| 491 | children(childid)%inter_comm, req(rcount), ierr ) |
---|
| 492 | |
---|
[1900] | 493 | ! |
---|
| 494 | !-- Maximum of 1024 outstanding requests |
---|
[1933] | 495 | !-- TODO: what does this limit mean? |
---|
[1900] | 496 | IF ( rcount == 1024 ) THEN |
---|
| 497 | CALL MPI_WAITALL( rcount, req, MPI_STATUSES_IGNORE, ierr ) |
---|
| 498 | rcount = 0 |
---|
| 499 | ENDIF |
---|
[1762] | 500 | |
---|
[1900] | 501 | myindex = myindex + arlen |
---|
| 502 | bufsize = bufsize + arlen |
---|
| 503 | ar%sendsize = arlen |
---|
| 504 | |
---|
| 505 | ENDDO |
---|
| 506 | |
---|
| 507 | IF ( rcount > 0 ) THEN |
---|
| 508 | CALL MPI_WAITALL( rcount, req, MPI_STATUSES_IGNORE, ierr ) |
---|
| 509 | ENDIF |
---|
| 510 | |
---|
| 511 | ENDDO |
---|
| 512 | |
---|
[1786] | 513 | ! |
---|
[1933] | 514 | !-- Create RMA (One Sided Communication) window for data buffer parent to |
---|
| 515 | !-- child transfer. |
---|
[1900] | 516 | !-- The buffer of MPI_GET (counterpart of transfer) can be PE-local, i.e. |
---|
| 517 | !-- it can but must not be part of the MPI RMA window. Only one RMA window is |
---|
| 518 | !-- required to prepare the data for |
---|
[1933] | 519 | !-- parent -> child transfer on the parent side |
---|
[1900] | 520 | !-- and for |
---|
[1933] | 521 | !-- child -> parent transfer on the child side |
---|
| 522 | CALL pmc_alloc_mem( base_array_pc, bufsize ) |
---|
| 523 | children(childid)%totalbuffersize = bufsize * wp |
---|
[1762] | 524 | |
---|
[1900] | 525 | winsize = bufsize * wp |
---|
[1933] | 526 | CALL MPI_WIN_CREATE( base_array_pc, winsize, wp, MPI_INFO_NULL, & |
---|
| 527 | children(childid)%intra_comm, & |
---|
| 528 | children(childid)%win_parent_child, ierr ) |
---|
| 529 | |
---|
[1786] | 530 | ! |
---|
[1900] | 531 | !-- Open window to set data |
---|
[1933] | 532 | CALL MPI_WIN_FENCE( 0, children(childid)%win_parent_child, ierr ) |
---|
| 533 | |
---|
[1900] | 534 | ! |
---|
| 535 | !-- Second stride: set buffer pointer |
---|
[1933] | 536 | DO i = 1, children(childid)%inter_npes |
---|
[1786] | 537 | |
---|
[1933] | 538 | ape => children(childid)%pes(i) |
---|
[1786] | 539 | |
---|
[1900] | 540 | DO j = 1, ape%nr_arrays |
---|
[1786] | 541 | |
---|
[1900] | 542 | ar => ape%array_list(j) |
---|
[1933] | 543 | ar%sendbuf = C_LOC( base_array_pc(ar%sendindex) ) |
---|
[1786] | 544 | |
---|
[1933] | 545 | IF ( ar%sendindex + ar%sendsize > bufsize ) THEN |
---|
| 546 | WRITE( message_string, '(a,i4,4i7,1x,a)' ) & |
---|
[1938] | 547 | 'parent buffer too small ',i, & |
---|
[1933] | 548 | ar%sendindex,ar%sendsize,ar%sendindex+ar%sendsize, & |
---|
| 549 | bufsize,trim(ar%name) |
---|
| 550 | CALL message( 'pmc_s_setind_and_allocmem', 'PA0429', 3, 2, 0, 6, 0 ) |
---|
[1900] | 551 | ENDIF |
---|
| 552 | ENDDO |
---|
| 553 | ENDDO |
---|
[1786] | 554 | |
---|
[1900] | 555 | ! |
---|
[1933] | 556 | !-- Child to parent direction |
---|
[1900] | 557 | bufsize = 8 |
---|
[1933] | 558 | |
---|
[1900] | 559 | ! |
---|
| 560 | !-- First stride: compute size and set index |
---|
[1933] | 561 | DO i = 1, children(childid)%inter_npes |
---|
[1786] | 562 | |
---|
[1933] | 563 | ape => children(childid)%pes(i) |
---|
[1900] | 564 | tag = 300 |
---|
[1786] | 565 | |
---|
[1900] | 566 | DO j = 1, ape%nr_arrays |
---|
[1786] | 567 | |
---|
[1900] | 568 | ar => ape%array_list(j) |
---|
[1933] | 569 | |
---|
[1900] | 570 | ! |
---|
[1933] | 571 | !-- Receive index from child |
---|
[1900] | 572 | tag = tag + 1 |
---|
[1933] | 573 | CALL MPI_RECV( myindex, 1, MPI_INTEGER, i-1, tag, & |
---|
| 574 | children(childid)%inter_comm, MPI_STATUS_IGNORE, ierr ) |
---|
[1786] | 575 | |
---|
[1900] | 576 | IF ( ar%nrdims == 3 ) THEN |
---|
| 577 | bufsize = MAX( bufsize, ape%nrele * ar%a_dim(4) ) |
---|
| 578 | ELSE |
---|
| 579 | bufsize = MAX( bufsize, ape%nrele ) |
---|
| 580 | ENDIF |
---|
| 581 | ar%recvindex = myindex |
---|
[1786] | 582 | |
---|
[1900] | 583 | ENDDO |
---|
[1762] | 584 | |
---|
[1900] | 585 | ENDDO |
---|
[1762] | 586 | |
---|
[1900] | 587 | ! |
---|
| 588 | !-- Create RMA (one sided communication) data buffer. |
---|
| 589 | !-- The buffer for MPI_GET can be PE local, i.e. it can but must not be part of |
---|
| 590 | !-- the MPI RMA window |
---|
[1933] | 591 | CALL pmc_alloc_mem( base_array_cp, bufsize, base_ptr ) |
---|
| 592 | children(childid)%totalbuffersize = bufsize * wp |
---|
[1762] | 593 | |
---|
[1933] | 594 | CALL MPI_BARRIER( children(childid)%intra_comm, ierr ) |
---|
| 595 | |
---|
[1900] | 596 | ! |
---|
| 597 | !-- Second stride: set buffer pointer |
---|
[1933] | 598 | DO i = 1, children(childid)%inter_npes |
---|
[1786] | 599 | |
---|
[1933] | 600 | ape => children(childid)%pes(i) |
---|
[1762] | 601 | |
---|
[1900] | 602 | DO j = 1, ape%nr_arrays |
---|
| 603 | ar => ape%array_list(j) |
---|
| 604 | ar%recvbuf = base_ptr |
---|
| 605 | ENDDO |
---|
[1762] | 606 | |
---|
[1900] | 607 | ENDDO |
---|
[1762] | 608 | |
---|
[1900] | 609 | END SUBROUTINE pmc_s_setind_and_allocmem |
---|
[1762] | 610 | |
---|
| 611 | |
---|
[1797] | 612 | |
---|
[1933] | 613 | SUBROUTINE pmc_s_fillbuffer( childid, waittime ) |
---|
[1762] | 614 | |
---|
[1900] | 615 | IMPLICIT NONE |
---|
[1762] | 616 | |
---|
[1933] | 617 | INTEGER, INTENT(IN) :: childid !< |
---|
[1762] | 618 | |
---|
[1900] | 619 | REAL(wp), INTENT(OUT), OPTIONAL :: waittime !< |
---|
[1779] | 620 | |
---|
[1900] | 621 | INTEGER :: ierr !< |
---|
| 622 | INTEGER :: ij !< |
---|
| 623 | INTEGER :: ip !< |
---|
| 624 | INTEGER :: istat !< |
---|
| 625 | INTEGER :: j !< |
---|
| 626 | INTEGER :: myindex !< |
---|
[1762] | 627 | |
---|
[1900] | 628 | INTEGER, DIMENSION(1) :: buf_shape |
---|
[1779] | 629 | |
---|
[1900] | 630 | REAL(wp) :: t1 !< |
---|
| 631 | REAL(wp) :: t2 !< |
---|
| 632 | REAL(wp), POINTER, DIMENSION(:) :: buf !< |
---|
| 633 | REAL(wp), POINTER, DIMENSION(:,:) :: data_2d !< |
---|
| 634 | REAL(wp), POINTER, DIMENSION(:,:,:) :: data_3d !< |
---|
[1762] | 635 | |
---|
[1900] | 636 | TYPE(pedef), POINTER :: ape !< |
---|
| 637 | TYPE(arraydef), POINTER :: ar !< |
---|
[1762] | 638 | |
---|
[1900] | 639 | ! |
---|
[1933] | 640 | !-- Synchronization of the model is done in pmci_synchronize. |
---|
| 641 | !-- Therefor the RMA window can be filled without |
---|
[1900] | 642 | !-- sychronization at this point and a barrier is not necessary. |
---|
| 643 | !-- Please note that waittime has to be set in pmc_s_fillbuffer AND |
---|
| 644 | !-- pmc_c_getbuffer |
---|
| 645 | IF ( PRESENT( waittime) ) THEN |
---|
| 646 | t1 = pmc_time() |
---|
[1933] | 647 | CALL MPI_BARRIER( children(childid)%intra_comm, ierr ) |
---|
[1900] | 648 | t2 = pmc_time() |
---|
| 649 | waittime = t2- t1 |
---|
| 650 | ENDIF |
---|
[1786] | 651 | |
---|
[1933] | 652 | DO ip = 1, children(childid)%inter_npes |
---|
[1786] | 653 | |
---|
[1933] | 654 | ape => children(childid)%pes(ip) |
---|
[1786] | 655 | |
---|
[1900] | 656 | DO j = 1, ape%nr_arrays |
---|
[1786] | 657 | |
---|
[1900] | 658 | ar => ape%array_list(j) |
---|
| 659 | myindex = 1 |
---|
| 660 | |
---|
| 661 | IF ( ar%nrdims == 2 ) THEN |
---|
| 662 | |
---|
| 663 | buf_shape(1) = ape%nrele |
---|
| 664 | CALL C_F_POINTER( ar%sendbuf, buf, buf_shape ) |
---|
| 665 | CALL C_F_POINTER( ar%data, data_2d, ar%a_dim(1:2) ) |
---|
| 666 | DO ij = 1, ape%nrele |
---|
| 667 | buf(myindex) = data_2d(ape%locind(ij)%j,ape%locind(ij)%i) |
---|
| 668 | myindex = myindex + 1 |
---|
| 669 | ENDDO |
---|
| 670 | |
---|
| 671 | ELSEIF ( ar%nrdims == 3 ) THEN |
---|
| 672 | |
---|
| 673 | buf_shape(1) = ape%nrele*ar%a_dim(4) |
---|
| 674 | CALL C_F_POINTER( ar%sendbuf, buf, buf_shape ) |
---|
| 675 | CALL C_F_POINTER( ar%data, data_3d, ar%a_dim(1:3) ) |
---|
| 676 | DO ij = 1, ape%nrele |
---|
[1933] | 677 | buf(myindex:myindex+ar%a_dim(4)-1) = & |
---|
[1900] | 678 | data_3d(1:ar%a_dim(4),ape%locind(ij)%j,ape%locind(ij)%i) |
---|
| 679 | myindex = myindex + ar%a_dim(4) |
---|
| 680 | ENDDO |
---|
| 681 | |
---|
| 682 | ENDIF |
---|
| 683 | |
---|
| 684 | ENDDO |
---|
| 685 | |
---|
| 686 | ENDDO |
---|
[1933] | 687 | |
---|
[1786] | 688 | ! |
---|
[1900] | 689 | !-- Buffer is filled |
---|
[1933] | 690 | CALL MPI_BARRIER( children(childid)%intra_comm, ierr ) |
---|
[1786] | 691 | |
---|
[1900] | 692 | END SUBROUTINE pmc_s_fillbuffer |
---|
[1786] | 693 | |
---|
[1762] | 694 | |
---|
| 695 | |
---|
[1933] | 696 | SUBROUTINE pmc_s_getdata_from_buffer( childid, waittime ) |
---|
[1762] | 697 | |
---|
[1900] | 698 | IMPLICIT NONE |
---|
[1762] | 699 | |
---|
[1933] | 700 | INTEGER, INTENT(IN) :: childid !< |
---|
| 701 | REAL(wp), INTENT(OUT), OPTIONAL :: waittime !< |
---|
[1762] | 702 | |
---|
[1933] | 703 | INTEGER :: ierr !< |
---|
| 704 | INTEGER :: ij !< |
---|
| 705 | INTEGER :: ip !< |
---|
| 706 | INTEGER :: istat !< |
---|
| 707 | INTEGER :: j !< |
---|
| 708 | INTEGER :: myindex !< |
---|
| 709 | INTEGER :: nr !< |
---|
| 710 | INTEGER :: target_pe !< |
---|
| 711 | INTEGER(kind=MPI_ADDRESS_KIND) :: target_disp !< |
---|
[1762] | 712 | |
---|
[1933] | 713 | INTEGER, DIMENSION(1) :: buf_shape !< |
---|
[1762] | 714 | |
---|
[1900] | 715 | REAL(wp) :: t1 !< |
---|
| 716 | REAL(wp) :: t2 !< |
---|
| 717 | REAL(wp), POINTER, DIMENSION(:) :: buf !< |
---|
| 718 | REAL(wp), POINTER, DIMENSION(:,:) :: data_2d !< |
---|
| 719 | REAL(wp), POINTER, DIMENSION(:,:,:) :: data_3d !< |
---|
[1762] | 720 | |
---|
[1900] | 721 | TYPE(pedef), POINTER :: ape !< |
---|
| 722 | TYPE(arraydef), POINTER :: ar !< |
---|
[1762] | 723 | |
---|
| 724 | |
---|
[1900] | 725 | t1 = pmc_time() |
---|
[1933] | 726 | |
---|
[1900] | 727 | ! |
---|
[1933] | 728 | !-- Wait for child to fill buffer |
---|
| 729 | CALL MPI_BARRIER( children(childid)%intra_comm, ierr ) |
---|
[1900] | 730 | t2 = pmc_time() - t1 |
---|
| 731 | IF ( PRESENT( waittime ) ) waittime = t2 |
---|
[1933] | 732 | |
---|
[1900] | 733 | ! |
---|
| 734 | !-- TODO: check next statement |
---|
| 735 | !-- Fence might do it, test later |
---|
[1933] | 736 | !-- CALL MPI_WIN_FENCE( 0, children(childid)%win_parent_child, ierr) |
---|
| 737 | CALL MPI_BARRIER( children(childid)%intra_comm, ierr ) |
---|
[1762] | 738 | |
---|
[1933] | 739 | DO ip = 1, children(childid)%inter_npes |
---|
[1762] | 740 | |
---|
[1933] | 741 | ape => children(childid)%pes(ip) |
---|
[1762] | 742 | |
---|
[1900] | 743 | DO j = 1, ape%nr_arrays |
---|
[1762] | 744 | |
---|
[1900] | 745 | ar => ape%array_list(j) |
---|
[1762] | 746 | |
---|
[1900] | 747 | IF ( ar%recvindex < 0 ) CYCLE |
---|
[1766] | 748 | |
---|
[1900] | 749 | IF ( ar%nrdims == 2 ) THEN |
---|
| 750 | nr = ape%nrele |
---|
| 751 | ELSEIF ( ar%nrdims == 3 ) THEN |
---|
| 752 | nr = ape%nrele * ar%a_dim(4) |
---|
| 753 | ENDIF |
---|
[1766] | 754 | |
---|
[1900] | 755 | buf_shape(1) = nr |
---|
| 756 | CALL C_F_POINTER( ar%recvbuf, buf, buf_shape ) |
---|
[1766] | 757 | |
---|
[1900] | 758 | ! |
---|
| 759 | !-- MPI passive target RMA |
---|
| 760 | IF ( nr > 0 ) THEN |
---|
| 761 | target_disp = ar%recvindex - 1 |
---|
[1933] | 762 | |
---|
[1900] | 763 | ! |
---|
[1933] | 764 | !-- Child PEs are located behind parent PEs |
---|
[1900] | 765 | target_pe = ip - 1 + m_model_npes |
---|
[1933] | 766 | CALL MPI_WIN_LOCK( MPI_LOCK_SHARED, target_pe, 0, & |
---|
| 767 | children(childid)%win_parent_child, ierr ) |
---|
| 768 | CALL MPI_GET( buf, nr, MPI_REAL, target_pe, target_disp, nr, & |
---|
| 769 | MPI_REAL, children(childid)%win_parent_child, ierr ) |
---|
| 770 | CALL MPI_WIN_UNLOCK( target_pe, & |
---|
| 771 | children(childid)%win_parent_child, ierr ) |
---|
[1900] | 772 | ENDIF |
---|
[1766] | 773 | |
---|
[1900] | 774 | myindex = 1 |
---|
| 775 | IF ( ar%nrdims == 2 ) THEN |
---|
[1766] | 776 | |
---|
[1900] | 777 | CALL C_F_POINTER( ar%data, data_2d, ar%a_dim(1:2) ) |
---|
| 778 | DO ij = 1, ape%nrele |
---|
| 779 | data_2d(ape%locind(ij)%j,ape%locind(ij)%i) = buf(myindex) |
---|
| 780 | myindex = myindex + 1 |
---|
| 781 | ENDDO |
---|
[1766] | 782 | |
---|
[1900] | 783 | ELSEIF ( ar%nrdims == 3 ) THEN |
---|
[1762] | 784 | |
---|
[1900] | 785 | CALL C_F_POINTER( ar%data, data_3d, ar%a_dim(1:3)) |
---|
| 786 | DO ij = 1, ape%nrele |
---|
[1933] | 787 | data_3d(1:ar%a_dim(4),ape%locind(ij)%j,ape%locind(ij)%i) = & |
---|
[1900] | 788 | buf(myindex:myindex+ar%a_dim(4)-1) |
---|
| 789 | myindex = myindex + ar%a_dim(4) |
---|
| 790 | ENDDO |
---|
[1762] | 791 | |
---|
[1900] | 792 | ENDIF |
---|
[1762] | 793 | |
---|
[1900] | 794 | ENDDO |
---|
[1762] | 795 | |
---|
[1900] | 796 | ENDDO |
---|
[1762] | 797 | |
---|
[1900] | 798 | END SUBROUTINE pmc_s_getdata_from_buffer |
---|
[1762] | 799 | |
---|
| 800 | |
---|
| 801 | |
---|
[1933] | 802 | SUBROUTINE get_da_names_from_child( childid ) |
---|
| 803 | |
---|
[1900] | 804 | ! |
---|
[1933] | 805 | !-- Get data array description and name from child |
---|
[1900] | 806 | IMPLICIT NONE |
---|
[1762] | 807 | |
---|
[1933] | 808 | INTEGER, INTENT(IN) :: childid !< |
---|
[1762] | 809 | |
---|
[1900] | 810 | TYPE(da_namedef) :: myname !< |
---|
[1762] | 811 | |
---|
[1900] | 812 | DO |
---|
[1933] | 813 | CALL pmc_bcast( myname%couple_index, 0, comm=m_to_child_comm(childid) ) |
---|
[1900] | 814 | IF ( myname%couple_index == -1 ) EXIT |
---|
[1933] | 815 | CALL pmc_bcast( myname%parentdesc, 0, comm=m_to_child_comm(childid) ) |
---|
| 816 | CALL pmc_bcast( myname%nameonparent, 0, comm=m_to_child_comm(childid) ) |
---|
| 817 | CALL pmc_bcast( myname%childdesc, 0, comm=m_to_child_comm(childid) ) |
---|
| 818 | CALL pmc_bcast( myname%nameonchild, 0, comm=m_to_child_comm(childid) ) |
---|
[1762] | 819 | |
---|
[1933] | 820 | CALL pmc_g_setname( children(childid), myname%couple_index, & |
---|
| 821 | myname%nameonparent ) |
---|
[1900] | 822 | ENDDO |
---|
[1762] | 823 | |
---|
[1933] | 824 | END SUBROUTINE get_da_names_from_child |
---|
[1762] | 825 | |
---|
| 826 | |
---|
| 827 | |
---|
[1933] | 828 | SUBROUTINE pmc_s_setarray(childid, nrdims, dims, array_adr, second_adr ) |
---|
| 829 | |
---|
[1900] | 830 | ! |
---|
[1933] | 831 | !-- Set array for child inter PE 0 |
---|
[1900] | 832 | IMPLICIT NONE |
---|
[1762] | 833 | |
---|
[1933] | 834 | INTEGER, INTENT(IN) :: childid !< |
---|
| 835 | INTEGER, INTENT(IN) :: nrdims !< |
---|
| 836 | INTEGER, INTENT(IN), DIMENSION(:) :: dims !< |
---|
[1762] | 837 | |
---|
[1900] | 838 | TYPE(C_PTR), INTENT(IN) :: array_adr !< |
---|
| 839 | TYPE(C_PTR), INTENT(IN), OPTIONAL :: second_adr !< |
---|
[1762] | 840 | |
---|
[1900] | 841 | INTEGER :: i !< local counter |
---|
[1762] | 842 | |
---|
[1900] | 843 | TYPE(pedef), POINTER :: ape !< |
---|
| 844 | TYPE(arraydef), POINTER :: ar !< |
---|
[1762] | 845 | |
---|
| 846 | |
---|
[1933] | 847 | DO i = 1, children(childid)%inter_npes |
---|
[1762] | 848 | |
---|
[1933] | 849 | ape => children(childid)%pes(i) |
---|
[1900] | 850 | ar => ape%array_list(next_array_in_list) |
---|
| 851 | ar%nrdims = nrdims |
---|
| 852 | ar%a_dim = dims |
---|
| 853 | ar%data = array_adr |
---|
| 854 | |
---|
| 855 | IF ( PRESENT( second_adr ) ) THEN |
---|
| 856 | ar%po_data(1) = array_adr |
---|
| 857 | ar%po_data(2) = second_adr |
---|
| 858 | ELSE |
---|
| 859 | ar%po_data(1) = C_NULL_PTR |
---|
| 860 | ar%po_data(2) = C_NULL_PTR |
---|
| 861 | ENDIF |
---|
| 862 | |
---|
| 863 | ENDDO |
---|
| 864 | |
---|
| 865 | END SUBROUTINE pmc_s_setarray |
---|
| 866 | |
---|
| 867 | |
---|
| 868 | |
---|
[1933] | 869 | SUBROUTINE pmc_s_set_active_data_array( childid, iactive ) |
---|
[1900] | 870 | |
---|
| 871 | IMPLICIT NONE |
---|
| 872 | |
---|
[1933] | 873 | INTEGER, INTENT(IN) :: childid !< |
---|
[1900] | 874 | INTEGER, INTENT(IN) :: iactive !< |
---|
| 875 | |
---|
| 876 | INTEGER :: i !< |
---|
| 877 | INTEGER :: ip !< |
---|
| 878 | INTEGER :: j !< |
---|
| 879 | |
---|
| 880 | TYPE(pedef), POINTER :: ape !< |
---|
| 881 | TYPE(arraydef), POINTER :: ar !< |
---|
| 882 | |
---|
[1933] | 883 | DO ip = 1, children(childid)%inter_npes |
---|
[1900] | 884 | |
---|
[1933] | 885 | ape => children(childid)%pes(ip) |
---|
[1900] | 886 | |
---|
| 887 | DO j = 1, ape%nr_arrays |
---|
| 888 | |
---|
| 889 | ar => ape%array_list(j) |
---|
| 890 | IF ( iactive == 1 .OR. iactive == 2 ) THEN |
---|
| 891 | ar%data = ar%po_data(iactive) |
---|
| 892 | ENDIF |
---|
| 893 | |
---|
| 894 | ENDDO |
---|
| 895 | |
---|
| 896 | ENDDO |
---|
| 897 | |
---|
| 898 | END SUBROUTINE pmc_s_set_active_data_array |
---|
| 899 | |
---|
| 900 | |
---|
| 901 | |
---|
[1933] | 902 | SUBROUTINE set_pe_index_list( childid, mychild, index_list, nrp ) |
---|
[1900] | 903 | |
---|
| 904 | IMPLICIT NONE |
---|
| 905 | |
---|
[1933] | 906 | INTEGER, INTENT(IN) :: childid !< |
---|
[1900] | 907 | INTEGER, INTENT(IN), DIMENSION(:,:) :: index_list !< |
---|
| 908 | INTEGER, INTENT(IN) :: nrp !< |
---|
| 909 | |
---|
[1933] | 910 | TYPE(childdef), INTENT(INOUT) :: mychild !< |
---|
[1900] | 911 | |
---|
| 912 | INTEGER :: i !< |
---|
| 913 | INTEGER :: ierr !< |
---|
| 914 | INTEGER :: ind !< |
---|
| 915 | INTEGER :: indwin !< |
---|
| 916 | INTEGER :: indwin2 !< |
---|
| 917 | INTEGER :: i2 !< |
---|
| 918 | INTEGER :: j !< |
---|
| 919 | INTEGER :: rempe !< |
---|
| 920 | INTEGER(KIND=MPI_ADDRESS_KIND) :: winsize !< |
---|
| 921 | |
---|
[1933] | 922 | INTEGER, DIMENSION(mychild%inter_npes) :: remind !< |
---|
[1900] | 923 | |
---|
| 924 | INTEGER, DIMENSION(:), POINTER :: remindw !< |
---|
| 925 | INTEGER, DIMENSION(:), POINTER :: rldef !< |
---|
| 926 | |
---|
| 927 | TYPE(pedef), POINTER :: ape !< |
---|
| 928 | |
---|
| 929 | ! |
---|
[1933] | 930 | !-- First, count entries for every remote child PE |
---|
| 931 | DO i = 1, mychild%inter_npes |
---|
| 932 | ape => mychild%pes(i) |
---|
[1900] | 933 | ape%nrele = 0 |
---|
| 934 | ENDDO |
---|
[1933] | 935 | |
---|
[1900] | 936 | ! |
---|
| 937 | !-- Loop over number of coarse grid cells |
---|
| 938 | DO j = 1, nrp |
---|
| 939 | rempe = index_list(5,j) + 1 ! PE number on remote PE |
---|
[1933] | 940 | ape => mychild%pes(rempe) |
---|
| 941 | ape%nrele = ape%nrele + 1 ! Increment number of elements for this child PE |
---|
[1900] | 942 | ENDDO |
---|
| 943 | |
---|
[1933] | 944 | DO i = 1, mychild%inter_npes |
---|
| 945 | ape => mychild%pes(i) |
---|
[1900] | 946 | ALLOCATE( ape%locind(ape%nrele) ) |
---|
| 947 | ENDDO |
---|
| 948 | |
---|
| 949 | remind = 0 |
---|
| 950 | |
---|
| 951 | ! |
---|
| 952 | !-- Second, create lists |
---|
| 953 | !-- Loop over number of coarse grid cells |
---|
| 954 | DO j = 1, nrp |
---|
| 955 | rempe = index_list(5,j) + 1 |
---|
[1933] | 956 | ape => mychild%pes(rempe) |
---|
[1900] | 957 | remind(rempe) = remind(rempe)+1 |
---|
| 958 | ind = remind(rempe) |
---|
| 959 | ape%locind(ind)%i = index_list(1,j) |
---|
| 960 | ape%locind(ind)%j = index_list(2,j) |
---|
| 961 | ENDDO |
---|
[1933] | 962 | |
---|
[1900] | 963 | ! |
---|
[1933] | 964 | !-- Prepare number of elements for children PEs |
---|
| 965 | CALL pmc_alloc_mem( rldef, mychild%inter_npes*2 ) |
---|
| 966 | |
---|
[1900] | 967 | ! |
---|
[1933] | 968 | !-- Number of child PEs * size of INTEGER (i just arbitrary INTEGER) |
---|
| 969 | winsize = mychild%inter_npes*c_sizeof(i)*2 |
---|
[1900] | 970 | |
---|
[1933] | 971 | CALL MPI_WIN_CREATE( rldef, winsize, iwp, MPI_INFO_NULL, & |
---|
| 972 | mychild%intra_comm, indwin, ierr ) |
---|
| 973 | |
---|
[1900] | 974 | ! |
---|
| 975 | !-- Open window to set data |
---|
| 976 | CALL MPI_WIN_FENCE( 0, indwin, ierr ) |
---|
| 977 | |
---|
| 978 | rldef(1) = 0 ! index on remote PE 0 |
---|
| 979 | rldef(2) = remind(1) ! number of elements on remote PE 0 |
---|
[1933] | 980 | |
---|
[1900] | 981 | ! |
---|
| 982 | !-- Reserve buffer for index array |
---|
[1933] | 983 | DO i = 2, mychild%inter_npes |
---|
[1900] | 984 | i2 = (i-1) * 2 + 1 |
---|
| 985 | rldef(i2) = rldef(i2-2) + rldef(i2-1) * 2 ! index on remote PE |
---|
[1933] | 986 | rldef(i2+1) = remind(i) ! number of elements on remote PE |
---|
[1900] | 987 | ENDDO |
---|
[1933] | 988 | |
---|
[1900] | 989 | ! |
---|
[1933] | 990 | !-- Close window to allow child to access data |
---|
[1900] | 991 | CALL MPI_WIN_FENCE( 0, indwin, ierr ) |
---|
[1933] | 992 | |
---|
[1900] | 993 | ! |
---|
[1933] | 994 | !-- Child has retrieved data |
---|
[1900] | 995 | CALL MPI_WIN_FENCE( 0, indwin, ierr ) |
---|
| 996 | |
---|
[1933] | 997 | i2 = 2 * mychild%inter_npes - 1 |
---|
[1900] | 998 | winsize = ( rldef(i2) + rldef(i2+1) ) * 2 |
---|
[1933] | 999 | |
---|
[1900] | 1000 | ! |
---|
| 1001 | !-- Make sure, MPI_ALLOC_MEM works |
---|
| 1002 | winsize = MAX( winsize, 1 ) |
---|
| 1003 | |
---|
| 1004 | CALL pmc_alloc_mem( remindw, INT( winsize ) ) |
---|
| 1005 | |
---|
| 1006 | CALL MPI_BARRIER( m_model_comm, ierr ) |
---|
[1933] | 1007 | CALL MPI_WIN_CREATE( remindw, winsize*c_sizeof(i), iwp, MPI_INFO_NULL, & |
---|
| 1008 | mychild%intra_comm, indwin2, ierr ) |
---|
[1900] | 1009 | ! |
---|
| 1010 | !-- Open window to set data |
---|
| 1011 | CALL MPI_WIN_FENCE( 0, indwin2, ierr ) |
---|
[1933] | 1012 | |
---|
[1900] | 1013 | ! |
---|
| 1014 | !-- Create the 2D index list |
---|
| 1015 | DO j = 1, nrp |
---|
| 1016 | rempe = index_list(5,j) + 1 ! PE number on remote PE |
---|
[1933] | 1017 | ape => mychild%pes(rempe) |
---|
[1900] | 1018 | i2 = rempe * 2 - 1 |
---|
| 1019 | ind = rldef(i2) + 1 |
---|
| 1020 | remindw(ind) = index_list(3,j) |
---|
| 1021 | remindw(ind+1) = index_list(4,j) |
---|
| 1022 | rldef(i2) = rldef(i2)+2 |
---|
| 1023 | ENDDO |
---|
[1933] | 1024 | |
---|
[1900] | 1025 | ! |
---|
[1933] | 1026 | !-- All data are set |
---|
[1900] | 1027 | CALL MPI_WIN_FENCE( 0, indwin2, ierr ) |
---|
[1933] | 1028 | |
---|
[1900] | 1029 | ! |
---|
| 1030 | !-- Don't know why, but this barrier is necessary before windows can be freed |
---|
| 1031 | !-- TODO: find out why this is required |
---|
[1933] | 1032 | CALL MPI_BARRIER( mychild%intra_comm, ierr ) |
---|
[1900] | 1033 | |
---|
| 1034 | CALL MPI_WIN_FREE( indwin, ierr ) |
---|
| 1035 | CALL MPI_WIN_FREE( indwin2, ierr ) |
---|
| 1036 | |
---|
[1933] | 1037 | ! |
---|
[1900] | 1038 | !-- TODO: check if the following idea needs to be done |
---|
| 1039 | !-- Sollte funktionieren, Problem mit MPI implementation |
---|
| 1040 | !-- https://www.lrz.de/services/software/parallel/mpi/onesided |
---|
| 1041 | !-- CALL MPI_Free_mem (remindw, ierr) |
---|
| 1042 | |
---|
| 1043 | END SUBROUTINE set_pe_index_list |
---|
| 1044 | |
---|
[1764] | 1045 | #endif |
---|
[1933] | 1046 | END MODULE pmc_parent |
---|