[3962] | 1 | MODULE pmc_child |
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| 2 | |
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| 3 | !------------------------------------------------------------------------------! |
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| 4 | ! This file is part of the PALM model system. |
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| 5 | ! |
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| 6 | ! PALM is free software: you can redistribute it and/or modify it under the |
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| 7 | ! terms of the GNU General Public License as published by the Free Software |
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| 8 | ! Foundation, either version 3 of the License, or (at your option) any later |
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| 9 | ! version. |
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| 10 | ! |
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| 11 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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| 12 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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| 13 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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| 14 | ! |
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| 15 | ! You should have received a copy of the GNU General Public License along with |
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| 16 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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| 17 | ! |
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| 18 | ! Copyright 1997-2019 Leibniz Universitaet Hannover |
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| 19 | !------------------------------------------------------------------------------! |
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| 20 | ! |
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| 21 | ! Current revisions: |
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| 22 | ! ------------------ |
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[3964] | 23 | ! |
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| 24 | ! |
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[3962] | 25 | ! Former revisions: |
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| 26 | ! ----------------- |
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| 27 | ! $Id: pmc_child_mod.f90 3964 2019-05-09 09:48:32Z oliver.maas $ |
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[3964] | 28 | ! Remove unused variable |
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| 29 | ! |
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| 30 | ! 3963 2019-05-08 20:09:11Z suehring |
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[3962] | 31 | ! Bugfixes in initial settings of child and parent communication patterns. |
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| 32 | ! |
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[3963] | 33 | ! 3945 2019-05-02 11:29:27Z raasch |
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[3962] | 34 | ! |
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| 35 | ! 3932 2019-04-24 17:31:34Z suehring |
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| 36 | ! typo removed |
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| 37 | ! |
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| 38 | ! 2019-02-25 15:31:42Z raasch |
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| 39 | ! statement added to avoid compiler warning |
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| 40 | ! |
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| 41 | ! 3655 2019-01-07 16:51:22Z knoop |
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| 42 | ! explicit kind settings |
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| 43 | ! |
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| 44 | ! 3241 2018-09-12 15:02:00Z raasch |
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| 45 | ! unused variables removed |
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| 46 | ! |
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| 47 | ! 2841 2018-02-27 15:02:57Z knoop |
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| 48 | ! Bugfix: wrong placement of include 'mpif.h' corrected |
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| 49 | ! |
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| 50 | ! 2809 2018-02-15 09:55:58Z schwenkel |
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| 51 | ! Bugfix for gfortran: Replace the function C_SIZEOF with STORAGE_SIZE |
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| 52 | ! |
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| 53 | ! 2801 2018-02-14 16:01:55Z thiele |
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| 54 | ! Introduce particle transfer in nested models. |
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| 55 | ! |
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| 56 | ! 2718 2018-01-02 08:49:38Z maronga |
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| 57 | ! Corrected "Former revisions" section |
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| 58 | ! |
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| 59 | ! 2696 2017-12-14 17:12:51Z kanani |
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| 60 | ! Change in file header (GPL part) |
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| 61 | ! |
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| 62 | ! 2599 2017-11-01 13:18:45Z hellstea |
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| 63 | ! Some cleanup and commenting improvements only. |
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| 64 | ! |
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| 65 | ! 2101 2017-01-05 16:42:31Z suehring |
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| 66 | ! |
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| 67 | ! 2000 2016-08-20 18:09:15Z knoop |
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| 68 | ! Forced header and separation lines into 80 columns |
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| 69 | ! |
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| 70 | ! 1897 2016-05-03 08:10:23Z raasch |
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| 71 | ! Module renamed. Code clean up. The words server/client changed to parent/child. |
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| 72 | ! |
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| 73 | ! 1896 2016-05-03 08:06:41Z raasch |
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| 74 | ! re-formatted to match PALM style |
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| 75 | ! |
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| 76 | ! 1850 2016-04-08 13:29:27Z maronga |
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| 77 | ! Module renamed |
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| 78 | ! |
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| 79 | ! |
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| 80 | ! 1833 2016-04-07 14:23:03Z raasch |
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| 81 | ! gfortran requires pointer attributes for some array declarations, |
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| 82 | ! long line wrapped |
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| 83 | ! |
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| 84 | ! 1808 2016-04-05 19:44:00Z raasch |
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| 85 | ! MPI module used by default on all machines |
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| 86 | ! |
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| 87 | ! 1797 2016-03-21 16:50:28Z raasch |
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| 88 | ! introduction of different datatransfer modes |
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| 89 | ! |
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| 90 | ! 1791 2016-03-11 10:41:25Z raasch |
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| 91 | ! Debug write-statement commented out |
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| 92 | ! |
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| 93 | ! 1786 2016-03-08 05:49:27Z raasch |
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| 94 | ! change in child-parent data transfer: parent now gets data from child |
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| 95 | ! instead of that child puts it to the parent |
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| 96 | ! |
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| 97 | ! 1783 2016-03-06 18:36:17Z raasch |
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| 98 | ! Bugfix: wrong data-type in MPI_WIN_CREATE replaced |
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| 99 | ! |
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| 100 | ! 1779 2016-03-03 08:01:28Z raasch |
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| 101 | ! kind=dp replaced by wp, dim_order removed |
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| 102 | ! array management changed from linked list to sequential loop |
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| 103 | ! |
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| 104 | ! 1764 2016-02-28 12:45:19Z raasch |
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| 105 | ! cpp-statement added (nesting can only be used in parallel mode), |
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| 106 | ! all kinds given in PALM style |
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| 107 | ! |
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| 108 | ! 1762 2016-02-25 12:31:13Z hellstea |
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| 109 | ! Initial revision by K. Ketelsen |
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| 110 | ! |
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| 111 | ! Description: |
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| 112 | ! ------------ |
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| 113 | ! |
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| 114 | ! Child part of Palm Model Coupler |
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| 115 | !------------------------------------------------------------------------------! |
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| 116 | |
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| 117 | #if defined( __parallel ) |
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| 118 | |
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| 119 | USE, INTRINSIC :: iso_c_binding |
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| 120 | |
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| 121 | #if !defined( __mpifh ) |
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| 122 | USE MPI |
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| 123 | #endif |
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| 124 | |
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| 125 | USE kinds |
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| 126 | |
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| 127 | USE pmc_general, & |
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| 128 | ONLY: arraydef, childdef, da_desclen, da_namedef, da_namelen, pedef, & |
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| 129 | pmc_da_name_err, pmc_g_setname, pmc_max_array, pmc_status_ok |
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| 130 | |
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| 131 | USE pmc_handle_communicator, & |
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| 132 | ONLY: m_model_comm, m_model_npes, m_model_rank, m_to_parent_comm |
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| 133 | |
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| 134 | USE pmc_mpi_wrapper, & |
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| 135 | ONLY: pmc_alloc_mem, pmc_bcast, pmc_inter_bcast, pmc_time |
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| 136 | |
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| 137 | IMPLICIT NONE |
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| 138 | |
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| 139 | #if defined( __mpifh ) |
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| 140 | INCLUDE "mpif.h" |
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| 141 | #endif |
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| 142 | |
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| 143 | PRIVATE |
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| 144 | SAVE |
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| 145 | |
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| 146 | TYPE(childdef), PUBLIC :: me !< |
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| 147 | |
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| 148 | INTEGER(iwp) :: myindex = 0 !< counter and unique number for data arrays |
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| 149 | INTEGER(iwp) :: next_array_in_list = 0 !< |
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| 150 | |
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| 151 | |
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| 152 | INTERFACE pmc_childinit |
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| 153 | MODULE PROCEDURE pmc_childinit |
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| 154 | END INTERFACE pmc_childinit |
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| 155 | |
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| 156 | INTERFACE pmc_c_clear_next_array_list |
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| 157 | MODULE PROCEDURE pmc_c_clear_next_array_list |
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| 158 | END INTERFACE pmc_c_clear_next_array_list |
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| 159 | |
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| 160 | INTERFACE pmc_c_getbuffer |
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| 161 | MODULE PROCEDURE pmc_c_getbuffer |
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| 162 | END INTERFACE pmc_c_getbuffer |
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| 163 | |
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| 164 | INTERFACE pmc_c_getnextarray |
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| 165 | MODULE PROCEDURE pmc_c_getnextarray |
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| 166 | END INTERFACE pmc_c_getnextarray |
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| 167 | |
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| 168 | INTERFACE pmc_c_get_2d_index_list |
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| 169 | MODULE PROCEDURE pmc_c_get_2d_index_list |
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| 170 | END INTERFACE pmc_c_get_2d_index_list |
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| 171 | |
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| 172 | INTERFACE pmc_c_putbuffer |
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| 173 | MODULE PROCEDURE pmc_c_putbuffer |
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| 174 | END INTERFACE pmc_c_putbuffer |
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| 175 | |
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| 176 | INTERFACE pmc_c_setind_and_allocmem |
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| 177 | MODULE PROCEDURE pmc_c_setind_and_allocmem |
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| 178 | END INTERFACE pmc_c_setind_and_allocmem |
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| 179 | |
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| 180 | INTERFACE pmc_c_set_dataarray |
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| 181 | MODULE PROCEDURE pmc_c_set_dataarray_2d |
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| 182 | MODULE PROCEDURE pmc_c_set_dataarray_3d |
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| 183 | MODULE PROCEDURE pmc_c_set_dataarray_ip2d |
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| 184 | END INTERFACE pmc_c_set_dataarray |
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| 185 | |
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| 186 | INTERFACE pmc_set_dataarray_name |
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| 187 | MODULE PROCEDURE pmc_set_dataarray_name |
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| 188 | MODULE PROCEDURE pmc_set_dataarray_name_lastentry |
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| 189 | END INTERFACE pmc_set_dataarray_name |
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| 190 | |
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| 191 | |
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| 192 | PUBLIC pmc_childinit, pmc_c_clear_next_array_list, pmc_c_getbuffer, & |
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| 193 | pmc_c_getnextarray, pmc_c_putbuffer, pmc_c_setind_and_allocmem, & |
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| 194 | pmc_c_set_dataarray, pmc_set_dataarray_name, pmc_c_get_2d_index_list |
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| 195 | |
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| 196 | CONTAINS |
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| 197 | |
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| 198 | |
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| 199 | |
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| 200 | SUBROUTINE pmc_childinit |
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| 201 | |
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| 202 | IMPLICIT NONE |
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| 203 | |
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| 204 | INTEGER(iwp) :: i !< |
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| 205 | INTEGER(iwp) :: istat !< |
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| 206 | |
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| 207 | ! |
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| 208 | !-- Get / define the MPI environment |
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| 209 | me%model_comm = m_model_comm |
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| 210 | me%inter_comm = m_to_parent_comm |
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| 211 | |
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| 212 | CALL MPI_COMM_RANK( me%model_comm, me%model_rank, istat ) |
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| 213 | CALL MPI_COMM_SIZE( me%model_comm, me%model_npes, istat ) |
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| 214 | CALL MPI_COMM_REMOTE_SIZE( me%inter_comm, me%inter_npes, istat ) |
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| 215 | ! |
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| 216 | !-- Intra-communicator is used for MPI_GET |
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| 217 | CALL MPI_INTERCOMM_MERGE( me%inter_comm, .TRUE., me%intra_comm, istat ) |
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| 218 | CALL MPI_COMM_RANK( me%intra_comm, me%intra_rank, istat ) |
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| 219 | |
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| 220 | ALLOCATE( me%pes(me%inter_npes) ) |
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| 221 | ! |
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| 222 | !-- Allocate an array of type arraydef for all parent processes to store |
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| 223 | !-- information of then transfer array |
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| 224 | DO i = 1, me%inter_npes |
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| 225 | ALLOCATE( me%pes(i)%array_list(pmc_max_array) ) |
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| 226 | ENDDO |
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| 227 | |
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| 228 | END SUBROUTINE pmc_childinit |
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| 229 | |
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| 230 | |
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| 231 | |
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| 232 | SUBROUTINE pmc_set_dataarray_name( parentarraydesc, parentarrayname, & |
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| 233 | childarraydesc, childarrayname, istat ) |
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| 234 | |
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| 235 | IMPLICIT NONE |
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| 236 | |
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| 237 | CHARACTER(LEN=*), INTENT(IN) :: parentarrayname !< |
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| 238 | CHARACTER(LEN=*), INTENT(IN) :: parentarraydesc !< |
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| 239 | CHARACTER(LEN=*), INTENT(IN) :: childarrayname !< |
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| 240 | CHARACTER(LEN=*), INTENT(IN) :: childarraydesc !< |
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| 241 | |
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| 242 | INTEGER(iwp), INTENT(OUT) :: istat !< |
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| 243 | ! |
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| 244 | !-- Local variables |
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| 245 | TYPE(da_namedef) :: myname !< |
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| 246 | |
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| 247 | INTEGER(iwp) :: mype !< |
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| 248 | |
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| 249 | |
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| 250 | istat = pmc_status_ok |
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| 251 | ! |
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| 252 | !-- Check length of array names |
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| 253 | IF ( LEN( TRIM( parentarrayname) ) > da_namelen .OR. & |
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| 254 | LEN( TRIM( childarrayname) ) > da_namelen ) THEN |
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| 255 | istat = pmc_da_name_err |
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| 256 | ENDIF |
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| 257 | |
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| 258 | IF ( m_model_rank == 0 ) THEN |
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| 259 | myindex = myindex + 1 |
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| 260 | myname%couple_index = myindex |
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| 261 | myname%parentdesc = TRIM( parentarraydesc ) |
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| 262 | myname%nameonparent = TRIM( parentarrayname ) |
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| 263 | myname%childdesc = TRIM( childarraydesc ) |
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| 264 | myname%nameonchild = TRIM( childarrayname ) |
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| 265 | ENDIF |
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| 266 | |
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| 267 | ! |
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| 268 | !-- Broadcast to all child processes |
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| 269 | ! |
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| 270 | !-- The complete description of an transfer names array is broadcasted |
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| 271 | |
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| 272 | CALL pmc_bcast( myname%couple_index, 0, comm=m_model_comm ) |
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| 273 | CALL pmc_bcast( myname%parentdesc, 0, comm=m_model_comm ) |
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| 274 | CALL pmc_bcast( myname%nameonparent, 0, comm=m_model_comm ) |
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| 275 | CALL pmc_bcast( myname%childdesc, 0, comm=m_model_comm ) |
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| 276 | CALL pmc_bcast( myname%nameonchild, 0, comm=m_model_comm ) |
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| 277 | ! |
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| 278 | !-- Broadcast to all parent processes |
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| 279 | !-- The complete description of an transfer array names is broadcasted als to all parent processe |
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| 280 | ! Only the root PE of the broadcasts to parent using intra communicator |
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| 281 | |
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| 282 | IF ( m_model_rank == 0 ) THEN |
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| 283 | mype = MPI_ROOT |
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| 284 | ELSE |
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| 285 | mype = MPI_PROC_NULL |
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| 286 | ENDIF |
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| 287 | |
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| 288 | CALL pmc_bcast( myname%couple_index, mype, comm=m_to_parent_comm ) |
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| 289 | CALL pmc_bcast( myname%parentdesc, mype, comm=m_to_parent_comm ) |
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| 290 | CALL pmc_bcast( myname%nameonparent, mype, comm=m_to_parent_comm ) |
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| 291 | CALL pmc_bcast( myname%childdesc, mype, comm=m_to_parent_comm ) |
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| 292 | CALL pmc_bcast( myname%nameonchild, mype, comm=m_to_parent_comm ) |
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| 293 | |
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| 294 | CALL pmc_g_setname( me, myname%couple_index, myname%nameonchild ) |
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| 295 | |
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| 296 | END SUBROUTINE pmc_set_dataarray_name |
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| 297 | |
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| 298 | |
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| 299 | |
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| 300 | SUBROUTINE pmc_set_dataarray_name_lastentry( lastentry ) |
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| 301 | |
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| 302 | IMPLICIT NONE |
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| 303 | |
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| 304 | LOGICAL, INTENT(IN), OPTIONAL :: lastentry !< |
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| 305 | ! |
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| 306 | !-- Local variables |
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| 307 | INTEGER :: idum !< |
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| 308 | INTEGER :: mype !< |
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| 309 | TYPE(dA_namedef) :: myname !< |
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| 310 | |
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| 311 | myname%couple_index = -1 |
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| 312 | |
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| 313 | IF ( m_model_rank == 0 ) THEN |
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| 314 | mype = MPI_ROOT |
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| 315 | ELSE |
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| 316 | mype = MPI_PROC_NULL |
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| 317 | ENDIF |
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| 318 | |
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| 319 | CALL pmc_bcast( myname%couple_index, mype, comm=m_to_parent_comm ) |
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| 320 | |
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| 321 | ! |
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| 322 | !-- Next statement is just to avoid compiler warnings about unused variables |
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| 323 | IF ( PRESENT( lastentry ) ) idum = 1 |
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| 324 | |
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| 325 | END SUBROUTINE pmc_set_dataarray_name_lastentry |
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| 326 | |
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| 327 | |
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| 328 | |
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| 329 | SUBROUTINE pmc_c_get_2d_index_list |
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| 330 | |
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| 331 | IMPLICIT NONE |
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| 332 | |
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| 333 | INTEGER(iwp) :: dummy !< |
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| 334 | INTEGER(iwp) :: i, ierr, i2, j, nr !< |
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| 335 | INTEGER(iwp) :: indwin !< MPI window object |
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| 336 | INTEGER(iwp) :: indwin2 !< MPI window object |
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| 337 | |
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| 338 | INTEGER(KIND=MPI_ADDRESS_KIND) :: win_size !< Size of MPI window 1 (in bytes) |
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| 339 | INTEGER(KIND=MPI_ADDRESS_KIND) :: disp !< Displacement unit (Integer = 4, floating poit = 8 |
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| 340 | INTEGER(KIND=MPI_ADDRESS_KIND) :: winsize !< Size of MPI window 2 (in bytes) |
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| 341 | |
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| 342 | INTEGER, DIMENSION(me%inter_npes*2) :: nrele !< Number of Elements of a |
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| 343 | !< horizontal slice |
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| 344 | INTEGER, DIMENSION(:), POINTER :: myind !< |
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| 345 | |
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| 346 | TYPE(pedef), POINTER :: ape !> Pointer to pedef structure |
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| 347 | |
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| 348 | |
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| 349 | win_size = STORAGE_SIZE( dummy )/8 |
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| 350 | CALL MPI_WIN_CREATE( dummy, win_size, iwp, MPI_INFO_NULL, me%intra_comm, & |
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| 351 | indwin, ierr ) |
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| 352 | ! |
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| 353 | !-- Close window on child side and open on parent side |
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| 354 | CALL MPI_WIN_FENCE( 0, indwin, ierr ) |
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| 355 | |
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| 356 | ! Between the two MPI_WIN_FENCE calls, the parent can fill the RMA window |
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| 357 | |
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| 358 | !-- Close window on parent side and open on child side |
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| 359 | |
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| 360 | CALL MPI_WIN_FENCE( 0, indwin, ierr ) |
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| 361 | |
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| 362 | DO i = 1, me%inter_npes |
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| 363 | disp = me%model_rank * 2 |
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| 364 | CALL MPI_GET( nrele((i-1)*2+1), 2, MPI_INTEGER, i-1, disp, 2, & |
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| 365 | MPI_INTEGER, indwin, ierr ) |
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| 366 | ENDDO |
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| 367 | ! |
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| 368 | !-- MPI_GET is non-blocking -> data in nrele is not available until MPI_FENCE is |
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| 369 | !-- called |
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| 370 | CALL MPI_WIN_FENCE( 0, indwin, ierr ) |
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| 371 | ! |
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| 372 | !-- Allocate memory for index array |
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| 373 | winsize = 0 |
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| 374 | DO i = 1, me%inter_npes |
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| 375 | ape => me%pes(i) |
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| 376 | i2 = ( i-1 ) * 2 + 1 |
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| 377 | nr = nrele(i2+1) |
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| 378 | IF ( nr > 0 ) THEN |
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| 379 | ALLOCATE( ape%locind(nr) ) |
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| 380 | ELSE |
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| 381 | NULLIFY( ape%locind ) |
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| 382 | ENDIF |
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| 383 | winsize = MAX( INT( nr, MPI_ADDRESS_KIND ), winsize ) |
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| 384 | ENDDO |
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| 385 | |
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| 386 | ALLOCATE( myind(2*winsize) ) |
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| 387 | winsize = 1 |
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| 388 | ! |
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| 389 | !-- Local buffer used in MPI_GET can but must not be inside the MPI Window. |
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| 390 | !-- Here, we use a dummy for the MPI window because the parent processes do |
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| 391 | !-- not access the RMA window via MPI_GET or MPI_PUT |
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| 392 | CALL MPI_WIN_CREATE( dummy, winsize, iwp, MPI_INFO_NULL, me%intra_comm, & |
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| 393 | indwin2, ierr ) |
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| 394 | ! |
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| 395 | !-- MPI_GET is non-blocking -> data in nrele is not available until MPI_FENCE is |
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| 396 | !-- called |
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| 397 | |
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| 398 | CALL MPI_WIN_FENCE( 0, indwin2, ierr ) |
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| 399 | |
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| 400 | ! Between the two MPI_WIN_FENCE calls, the parent can fill the RMA window |
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| 401 | |
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| 402 | CALL MPI_WIN_FENCE( 0, indwin2, ierr ) |
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| 403 | |
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| 404 | DO i = 1, me%inter_npes |
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| 405 | ape => me%pes(i) |
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| 406 | nr = nrele(i*2) |
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| 407 | IF ( nr > 0 ) THEN |
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| 408 | disp = nrele(2*(i-1)+1) |
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| 409 | CALL MPI_WIN_LOCK( MPI_LOCK_SHARED , i-1, 0, indwin2, ierr ) |
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| 410 | CALL MPI_GET( myind, 2*nr, MPI_INTEGER, i-1, disp, 2*nr, & |
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| 411 | MPI_INTEGER, indwin2, ierr ) |
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| 412 | CALL MPI_WIN_UNLOCK( i-1, indwin2, ierr ) |
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| 413 | DO j = 1, nr |
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| 414 | ape%locind(j)%i = myind(2*j-1) |
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| 415 | ape%locind(j)%j = myind(2*j) |
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| 416 | ENDDO |
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| 417 | ape%nrele = nr |
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| 418 | ELSE |
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| 419 | ape%nrele = -1 |
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| 420 | ENDIF |
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| 421 | ENDDO |
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| 422 | ! |
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| 423 | !-- Don't know why, but this barrier is necessary before we can free the windows |
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| 424 | CALL MPI_BARRIER( me%intra_comm, ierr ) |
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| 425 | |
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| 426 | CALL MPI_WIN_FREE( indWin, ierr ) |
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| 427 | CALL MPI_WIN_FREE( indwin2, ierr ) |
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| 428 | DEALLOCATE( myind ) |
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| 429 | |
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| 430 | END SUBROUTINE pmc_c_get_2d_index_list |
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| 431 | |
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| 432 | |
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| 433 | |
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| 434 | SUBROUTINE pmc_c_clear_next_array_list |
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| 435 | |
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| 436 | IMPLICIT NONE |
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| 437 | |
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| 438 | next_array_in_list = 0 |
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| 439 | |
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| 440 | END SUBROUTINE pmc_c_clear_next_array_list |
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| 441 | |
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| 442 | |
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| 443 | |
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| 444 | LOGICAL FUNCTION pmc_c_getnextarray( myname ) |
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| 445 | |
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| 446 | ! |
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| 447 | !-- List handling is still required to get minimal interaction with |
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| 448 | !-- pmc_interface |
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| 449 | CHARACTER(LEN=*), INTENT(OUT) :: myname !< |
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| 450 | ! |
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| 451 | !-- Local variables |
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| 452 | TYPE(pedef), POINTER :: ape |
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| 453 | TYPE(arraydef), POINTER :: ar |
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| 454 | |
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| 455 | |
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| 456 | next_array_in_list = next_array_in_list + 1 |
---|
| 457 | ! |
---|
| 458 | !-- Array names are the same on all child PEs, so take first process to |
---|
| 459 | !-- get the name |
---|
| 460 | ape => me%pes(1) |
---|
| 461 | ! |
---|
| 462 | !-- Check if all arrays have been processed |
---|
| 463 | IF ( next_array_in_list > ape%nr_arrays ) THEN |
---|
| 464 | pmc_c_getnextarray = .FALSE. |
---|
| 465 | RETURN |
---|
| 466 | ENDIF |
---|
| 467 | |
---|
| 468 | ar => ape%array_list( next_array_in_list ) |
---|
| 469 | |
---|
| 470 | myname = ar%name |
---|
| 471 | ! |
---|
| 472 | !-- Return true if annother array |
---|
| 473 | !-- If all array have been processed, the RETURN statement a couple of lines above is active |
---|
| 474 | |
---|
| 475 | pmc_c_getnextarray = .TRUE. |
---|
| 476 | |
---|
| 477 | END FUNCTION pmc_c_getnextarray |
---|
| 478 | |
---|
| 479 | |
---|
| 480 | |
---|
| 481 | SUBROUTINE pmc_c_set_dataarray_2d( array ) |
---|
| 482 | |
---|
| 483 | IMPLICIT NONE |
---|
| 484 | |
---|
| 485 | REAL(wp), INTENT(IN) , DIMENSION(:,:), POINTER :: array !< |
---|
| 486 | |
---|
| 487 | INTEGER(iwp) :: i !< |
---|
| 488 | INTEGER(iwp) :: nrdims !< |
---|
| 489 | INTEGER(iwp), DIMENSION(4) :: dims !< |
---|
| 490 | |
---|
| 491 | TYPE(C_PTR) :: array_adr |
---|
| 492 | TYPE(arraydef), POINTER :: ar |
---|
| 493 | TYPE(pedef), POINTER :: ape |
---|
| 494 | |
---|
| 495 | |
---|
| 496 | dims = 1 |
---|
| 497 | nrdims = 2 |
---|
| 498 | dims(1) = SIZE( array, 1 ) |
---|
| 499 | dims(2) = SIZE( array, 2 ) |
---|
| 500 | |
---|
| 501 | array_adr = C_LOC( array ) |
---|
| 502 | |
---|
| 503 | DO i = 1, me%inter_npes |
---|
| 504 | ape => me%pes(i) |
---|
| 505 | ar => ape%array_list(next_array_in_list) |
---|
| 506 | ar%nrdims = nrdims |
---|
| 507 | ar%dimkey = nrdims |
---|
| 508 | ar%a_dim = dims |
---|
| 509 | ar%data = array_adr |
---|
| 510 | ENDDO |
---|
| 511 | |
---|
| 512 | END SUBROUTINE pmc_c_set_dataarray_2d |
---|
| 513 | |
---|
| 514 | SUBROUTINE pmc_c_set_dataarray_ip2d( array ) |
---|
| 515 | |
---|
| 516 | IMPLICIT NONE |
---|
| 517 | |
---|
| 518 | INTEGER(idp), INTENT(IN) , DIMENSION(:,:), POINTER :: array !< |
---|
| 519 | |
---|
| 520 | INTEGER(iwp) :: i !< |
---|
| 521 | INTEGER(iwp) :: nrdims !< |
---|
| 522 | INTEGER(iwp), DIMENSION(4) :: dims !< |
---|
| 523 | |
---|
| 524 | TYPE(C_PTR) :: array_adr |
---|
| 525 | TYPE(arraydef), POINTER :: ar |
---|
| 526 | TYPE(pedef), POINTER :: ape |
---|
| 527 | |
---|
| 528 | dims = 1 |
---|
| 529 | nrdims = 2 |
---|
| 530 | dims(1) = SIZE( array, 1 ) |
---|
| 531 | dims(2) = SIZE( array, 2 ) |
---|
| 532 | |
---|
| 533 | array_adr = C_LOC( array ) |
---|
| 534 | |
---|
| 535 | DO i = 1, me%inter_npes |
---|
| 536 | ape => me%pes(i) |
---|
| 537 | ar => ape%array_list(next_array_in_list) |
---|
| 538 | ar%nrdims = nrdims |
---|
| 539 | ar%dimkey = 22 |
---|
| 540 | ar%a_dim = dims |
---|
| 541 | ar%data = array_adr |
---|
| 542 | ENDDO |
---|
| 543 | |
---|
| 544 | END SUBROUTINE pmc_c_set_dataarray_ip2d |
---|
| 545 | |
---|
| 546 | SUBROUTINE pmc_c_set_dataarray_3d (array) |
---|
| 547 | |
---|
| 548 | IMPLICIT NONE |
---|
| 549 | |
---|
| 550 | REAL(wp), INTENT(IN), DIMENSION(:,:,:), POINTER :: array !< |
---|
| 551 | |
---|
| 552 | INTEGER(iwp) :: i |
---|
| 553 | INTEGER(iwp) :: nrdims |
---|
| 554 | INTEGER(iwp), DIMENSION (4) :: dims |
---|
| 555 | |
---|
| 556 | TYPE(C_PTR) :: array_adr |
---|
| 557 | TYPE(pedef), POINTER :: ape |
---|
| 558 | TYPE(arraydef), POINTER :: ar |
---|
| 559 | |
---|
| 560 | |
---|
| 561 | dims = 1 |
---|
| 562 | nrdims = 3 |
---|
| 563 | dims(1) = SIZE( array, 1 ) |
---|
| 564 | dims(2) = SIZE( array, 2 ) |
---|
| 565 | dims(3) = SIZE( array, 3 ) |
---|
| 566 | |
---|
| 567 | array_adr = C_LOC( array ) |
---|
| 568 | |
---|
| 569 | DO i = 1, me%inter_npes |
---|
| 570 | ape => me%pes(i) |
---|
| 571 | ar => ape%array_list(next_array_in_list) |
---|
| 572 | ar%nrdims = nrdims |
---|
| 573 | ar%dimkey = nrdims |
---|
| 574 | ar%a_dim = dims |
---|
| 575 | ar%data = array_adr |
---|
| 576 | ENDDO |
---|
| 577 | |
---|
| 578 | END SUBROUTINE pmc_c_set_dataarray_3d |
---|
| 579 | |
---|
| 580 | |
---|
| 581 | |
---|
| 582 | SUBROUTINE pmc_c_setind_and_allocmem |
---|
| 583 | |
---|
| 584 | IMPLICIT NONE |
---|
| 585 | |
---|
| 586 | ! |
---|
| 587 | !-- Naming convention for appendices: _pc -> parent to child transfer |
---|
| 588 | !-- _cp -> child to parent transfer |
---|
| 589 | !-- recv -> parent to child transfer |
---|
| 590 | !-- send -> child to parent transfer |
---|
| 591 | INTEGER(iwp) :: arlen !< |
---|
| 592 | INTEGER(iwp) :: myindex !< |
---|
| 593 | INTEGER(iwp) :: i !< |
---|
| 594 | INTEGER(iwp) :: ierr !< |
---|
| 595 | INTEGER(iwp) :: istat !< |
---|
| 596 | INTEGER(iwp) :: j !< |
---|
| 597 | INTEGER(iwp) :: lo_nr_arrays !< |
---|
| 598 | INTEGER(iwp) :: rcount !< |
---|
| 599 | INTEGER(iwp) :: tag !< |
---|
| 600 | INTEGER(iwp) :: total_npes !< |
---|
| 601 | |
---|
| 602 | INTEGER(iwp), PARAMETER :: noindex = -1 !< |
---|
| 603 | |
---|
| 604 | INTEGER(idp) :: bufsize !< size of MPI data window |
---|
| 605 | INTEGER(KIND=MPI_ADDRESS_KIND) :: winsize !< |
---|
| 606 | |
---|
| 607 | INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: myindex_s |
---|
| 608 | INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: myindex_r |
---|
| 609 | |
---|
| 610 | REAL(wp), DIMENSION(:), POINTER, SAVE :: base_array_pc !< base array |
---|
| 611 | REAL(wp), DIMENSION(:), POINTER, SAVE :: base_array_cp !< base array |
---|
| 612 | |
---|
| 613 | TYPE(pedef), POINTER :: ape !< |
---|
| 614 | TYPE(arraydef), POINTER :: ar !< |
---|
| 615 | Type(C_PTR) :: base_ptr !< |
---|
| 616 | |
---|
| 617 | |
---|
| 618 | CALL MPI_COMM_SIZE (me%intra_comm, total_npes, ierr) |
---|
| 619 | |
---|
| 620 | lo_nr_arrays = me%pes(1)%nr_arrays |
---|
| 621 | |
---|
| 622 | ALLOCATE(myindex_s(lo_nr_arrays,0:total_npes-1)) |
---|
| 623 | ALLOCATE(myindex_r(lo_nr_arrays,0:total_npes-1)) |
---|
| 624 | |
---|
| 625 | myindex_s = 0 |
---|
| 626 | |
---|
| 627 | ! |
---|
| 628 | !-- Receive indices from child |
---|
| 629 | CALL MPI_ALLTOALL( myindex_s, lo_nr_arrays, MPI_INTEGER, & |
---|
| 630 | myindex_r, lo_nr_arrays, MPI_INTEGER, & |
---|
| 631 | me%intra_comm, ierr ) |
---|
| 632 | |
---|
| 633 | myindex = 0 |
---|
| 634 | bufsize = 8 |
---|
| 635 | ! |
---|
| 636 | !-- Parent to child direction. |
---|
| 637 | !-- First stride: compute size and set index |
---|
| 638 | DO i = 1, me%inter_npes |
---|
| 639 | ape => me%pes(i) |
---|
| 640 | DO j = 1, ape%nr_arrays |
---|
| 641 | ar => ape%array_list(j) |
---|
| 642 | ar%recvindex = myindex_r(j,i-1) |
---|
| 643 | ! |
---|
| 644 | !-- Determine max, because child buffer is allocated only once |
---|
| 645 | !-- All 2D and 3d arrays use the same buffer |
---|
| 646 | |
---|
| 647 | IF ( ar%nrdims == 3 ) THEN |
---|
| 648 | bufsize = MAX( bufsize, & |
---|
| 649 | INT( ar%a_dim(1)*ar%a_dim(2)*ar%a_dim(3), & |
---|
| 650 | MPI_ADDRESS_KIND ) ) |
---|
| 651 | ELSE |
---|
| 652 | bufsize = MAX( bufsize, & |
---|
| 653 | INT( ar%a_dim(1)*ar%a_dim(2), MPI_ADDRESS_KIND ) ) |
---|
| 654 | ENDIF |
---|
| 655 | ENDDO |
---|
| 656 | ENDDO |
---|
| 657 | |
---|
| 658 | ! |
---|
| 659 | !-- Create RMA (one sided communication) data buffer. |
---|
| 660 | !-- The buffer for MPI_GET can be PE local, i.e. it can but must not be part of |
---|
| 661 | !-- the MPI RMA window |
---|
| 662 | CALL pmc_alloc_mem( base_array_pc, bufsize, base_ptr ) |
---|
| 663 | me%totalbuffersize = bufsize*wp ! total buffer size in byte |
---|
| 664 | ! |
---|
| 665 | !-- Second stride: set buffer pointer |
---|
| 666 | DO i = 1, me%inter_npes |
---|
| 667 | ape => me%pes(i) |
---|
| 668 | DO j = 1, ape%nr_arrays |
---|
| 669 | ar => ape%array_list(j) |
---|
| 670 | ar%recvbuf = base_ptr |
---|
| 671 | ENDDO |
---|
| 672 | ENDDO |
---|
| 673 | ! |
---|
| 674 | !-- Child to parent direction |
---|
| 675 | myindex = 1 |
---|
| 676 | rcount = 0 |
---|
| 677 | bufsize = 8 |
---|
| 678 | |
---|
| 679 | myindex_s = 0 |
---|
| 680 | myindex_r = 0 |
---|
| 681 | |
---|
| 682 | DO i = 1, me%inter_npes |
---|
| 683 | ape => me%pes(i) |
---|
| 684 | tag = 300 |
---|
| 685 | DO j = 1, ape%nr_arrays |
---|
| 686 | ar => ape%array_list(j) |
---|
| 687 | IF ( ar%nrdims == 2 ) THEN |
---|
| 688 | arlen = ape%nrele |
---|
| 689 | ELSEIF( ar%nrdims == 3 ) THEN |
---|
| 690 | arlen = ape%nrele*ar%a_dim(1) |
---|
| 691 | ENDIF |
---|
| 692 | |
---|
| 693 | IF ( ape%nrele > 0 ) THEN |
---|
| 694 | ar%sendindex = myindex |
---|
| 695 | ELSE |
---|
| 696 | ar%sendindex = noindex |
---|
| 697 | ENDIF |
---|
| 698 | |
---|
| 699 | myindex_s(j,i-1) = ar%sendindex |
---|
| 700 | |
---|
| 701 | IF ( ape%nrele > 0 ) THEN |
---|
| 702 | ar%sendsize = arlen |
---|
| 703 | myindex = myindex + arlen |
---|
| 704 | bufsize = bufsize + arlen |
---|
| 705 | ENDIF |
---|
| 706 | |
---|
| 707 | ENDDO |
---|
| 708 | |
---|
| 709 | ENDDO |
---|
| 710 | ! |
---|
| 711 | !-- Send indices to parent |
---|
| 712 | |
---|
| 713 | CALL MPI_ALLTOALL( myindex_s, lo_nr_arrays, MPI_INTEGER, & |
---|
| 714 | myindex_r, lo_nr_arrays, MPI_INTEGER, & |
---|
| 715 | me%intra_comm, ierr) |
---|
| 716 | |
---|
| 717 | DEALLOCATE( myindex_s ) |
---|
| 718 | DEALLOCATE( myindex_r ) |
---|
| 719 | |
---|
| 720 | ! |
---|
| 721 | !-- Create RMA (one sided communication) window for data buffer child to parent |
---|
| 722 | !-- transfer. |
---|
| 723 | !-- The buffer of MPI_GET (counter part of transfer) can be PE-local, i.e. it |
---|
| 724 | !-- can but must not be part of the MPI RMA window. Only one RMA window is |
---|
| 725 | !-- required to prepare the data |
---|
| 726 | !-- for parent -> child transfer on the parent side |
---|
| 727 | !-- and |
---|
| 728 | !-- for child -> parent transfer on the child side |
---|
| 729 | CALL pmc_alloc_mem( base_array_cp, bufsize ) |
---|
| 730 | me%totalbuffersize = bufsize * wp ! total buffer size in byte |
---|
| 731 | |
---|
| 732 | winSize = me%totalbuffersize |
---|
| 733 | |
---|
| 734 | CALL MPI_WIN_CREATE( base_array_cp, winsize, wp, MPI_INFO_NULL, & |
---|
| 735 | me%intra_comm, me%win_parent_child, ierr ) |
---|
| 736 | CALL MPI_WIN_FENCE( 0, me%win_parent_child, ierr ) |
---|
| 737 | CALL MPI_BARRIER( me%intra_comm, ierr ) |
---|
| 738 | ! |
---|
| 739 | !-- Second stride: set buffer pointer |
---|
| 740 | DO i = 1, me%inter_npes |
---|
| 741 | ape => me%pes(i) |
---|
| 742 | DO j = 1, ape%nr_arrays |
---|
| 743 | ar => ape%array_list(j) |
---|
| 744 | IF ( ape%nrele > 0 ) THEN |
---|
| 745 | ar%sendbuf = C_LOC( base_array_cp(ar%sendindex) ) |
---|
| 746 | ! |
---|
| 747 | !-- TODO: if this is an error to be really expected, replace the |
---|
| 748 | !-- following message by a meaningful standard PALM message using |
---|
| 749 | !-- the message-routine |
---|
| 750 | IF ( ar%sendindex+ar%sendsize > bufsize ) THEN |
---|
| 751 | WRITE( 0,'(a,i4,4i7,1x,a)') 'Child buffer too small ', i, & |
---|
| 752 | ar%sendindex, ar%sendsize, ar%sendindex+ar%sendsize, & |
---|
| 753 | bufsize, TRIM( ar%name ) |
---|
| 754 | CALL MPI_ABORT( MPI_COMM_WORLD, istat, ierr ) |
---|
| 755 | ENDIF |
---|
| 756 | ENDIF |
---|
| 757 | ENDDO |
---|
| 758 | ENDDO |
---|
| 759 | |
---|
| 760 | END SUBROUTINE pmc_c_setind_and_allocmem |
---|
| 761 | |
---|
| 762 | |
---|
| 763 | |
---|
| 764 | SUBROUTINE pmc_c_getbuffer( waittime, particle_transfer ) |
---|
| 765 | |
---|
| 766 | IMPLICIT NONE |
---|
| 767 | |
---|
| 768 | REAL(wp), INTENT(OUT), OPTIONAL :: waittime !< |
---|
| 769 | LOGICAL, INTENT(IN), OPTIONAL :: particle_transfer !< |
---|
| 770 | |
---|
| 771 | LOGICAL :: lo_ptrans!< |
---|
| 772 | |
---|
| 773 | INTEGER(iwp) :: ierr !< |
---|
| 774 | INTEGER(iwp) :: ij !< |
---|
| 775 | INTEGER(iwp) :: ip !< |
---|
| 776 | INTEGER(iwp) :: j !< |
---|
| 777 | INTEGER(iwp) :: myindex !< |
---|
| 778 | INTEGER(iwp) :: nr !< number of elements to get |
---|
| 779 | !< from parent |
---|
| 780 | INTEGER(KIND=MPI_ADDRESS_KIND) :: target_disp |
---|
| 781 | INTEGER,DIMENSION(1) :: buf_shape |
---|
| 782 | |
---|
| 783 | REAL(wp) :: t1 |
---|
| 784 | REAL(wp) :: t2 |
---|
| 785 | |
---|
| 786 | REAL(wp), POINTER, DIMENSION(:) :: buf |
---|
| 787 | REAL(wp), POINTER, DIMENSION(:,:) :: data_2d |
---|
| 788 | REAL(wp), POINTER, DIMENSION(:,:,:) :: data_3d |
---|
| 789 | TYPE(pedef), POINTER :: ape |
---|
| 790 | TYPE(arraydef), POINTER :: ar |
---|
| 791 | INTEGER(idp), POINTER, DIMENSION(:) :: ibuf !< |
---|
| 792 | INTEGER(idp), POINTER, DIMENSION(:,:) :: idata_2d !< |
---|
| 793 | |
---|
| 794 | ! |
---|
| 795 | !-- Synchronization of the model is done in pmci_synchronize. |
---|
| 796 | !-- Therefore the RMA window can be filled without |
---|
| 797 | !-- sychronization at this point and a barrier is not necessary. |
---|
| 798 | |
---|
| 799 | !-- In case waittime is present, the following barrier is necessary to |
---|
| 800 | !-- insure the same number of barrier calls on parent and child |
---|
| 801 | !-- This means, that here on child side two barriers are call successively |
---|
| 802 | !-- The parent is filling its buffer between the two barrier calls |
---|
| 803 | |
---|
| 804 | !-- Please note that waittime has to be set in pmc_s_fillbuffer AND |
---|
| 805 | !-- pmc_c_getbuffer |
---|
| 806 | IF ( PRESENT( waittime ) ) THEN |
---|
| 807 | t1 = pmc_time() |
---|
| 808 | CALL MPI_BARRIER( me%intra_comm, ierr ) |
---|
| 809 | t2 = pmc_time() |
---|
| 810 | waittime = t2 - t1 |
---|
| 811 | ENDIF |
---|
| 812 | |
---|
| 813 | lo_ptrans = .FALSE. |
---|
| 814 | IF ( PRESENT( particle_transfer)) lo_ptrans = particle_transfer |
---|
| 815 | |
---|
| 816 | ! |
---|
| 817 | !-- Wait for buffer is filled. |
---|
| 818 | ! |
---|
| 819 | !-- The parent side (in pmc_s_fillbuffer) is filling the buffer in the MPI RMA window |
---|
| 820 | !-- When the filling is complet, a MPI_BARRIER is called. |
---|
| 821 | !-- The child is not allowd to access the parent-buffer before it is completely filled |
---|
| 822 | !-- therefore the following barrier is required. |
---|
| 823 | |
---|
| 824 | CALL MPI_BARRIER( me%intra_comm, ierr ) |
---|
| 825 | |
---|
| 826 | DO ip = 1, me%inter_npes |
---|
| 827 | ape => me%pes(ip) |
---|
| 828 | DO j = 1, ape%nr_arrays |
---|
| 829 | ar => ape%array_list(j) |
---|
| 830 | |
---|
| 831 | IF ( ar%dimkey == 2 .AND. .NOT.lo_ptrans) THEN |
---|
| 832 | nr = ape%nrele |
---|
| 833 | ELSEIF ( ar%dimkey == 3 .AND. .NOT.lo_ptrans) THEN |
---|
| 834 | nr = ape%nrele * ar%a_dim(1) |
---|
| 835 | ELSE IF ( ar%dimkey == 22 .AND. lo_ptrans) THEN |
---|
| 836 | nr = ape%nrele |
---|
| 837 | ELSE |
---|
| 838 | CYCLE ! Particle array ar not transferd here |
---|
| 839 | ENDIF |
---|
| 840 | buf_shape(1) = nr |
---|
| 841 | IF ( lo_ptrans ) THEN |
---|
| 842 | CALL C_F_POINTER( ar%recvbuf, ibuf, buf_shape ) |
---|
| 843 | ELSE |
---|
| 844 | CALL C_F_POINTER( ar%recvbuf, buf, buf_shape ) |
---|
| 845 | ENDIF |
---|
| 846 | ! |
---|
| 847 | !-- MPI passive target RMA |
---|
| 848 | !-- One data array is fetcht from MPI RMA window on parent |
---|
| 849 | |
---|
| 850 | IF ( nr > 0 ) THEN |
---|
| 851 | target_disp = ar%recvindex - 1 |
---|
| 852 | CALL MPI_WIN_LOCK( MPI_LOCK_SHARED , ip-1, 0, & |
---|
| 853 | me%win_parent_child, ierr ) |
---|
| 854 | IF ( lo_ptrans ) THEN |
---|
| 855 | CALL MPI_GET( ibuf, nr*8, MPI_BYTE, ip-1, target_disp, nr*8, MPI_BYTE, & !There is no MPI_INTEGER8 datatype |
---|
| 856 | me%win_parent_child, ierr ) |
---|
| 857 | ELSE |
---|
| 858 | CALL MPI_GET( buf, nr, MPI_REAL, ip-1, target_disp, nr, & |
---|
| 859 | MPI_REAL, me%win_parent_child, ierr ) |
---|
| 860 | ENDIF |
---|
| 861 | CALL MPI_WIN_UNLOCK( ip-1, me%win_parent_child, ierr ) |
---|
| 862 | ENDIF |
---|
| 863 | myindex = 1 |
---|
| 864 | IF ( ar%dimkey == 2 .AND. .NOT.lo_ptrans) THEN |
---|
| 865 | |
---|
| 866 | CALL C_F_POINTER( ar%data, data_2d, ar%a_dim(1:2) ) |
---|
| 867 | DO ij = 1, ape%nrele |
---|
| 868 | data_2d(ape%locind(ij)%j,ape%locind(ij)%i) = buf(myindex) |
---|
| 869 | myindex = myindex + 1 |
---|
| 870 | ENDDO |
---|
| 871 | |
---|
| 872 | ELSEIF ( ar%dimkey == 3 .AND. .NOT.lo_ptrans) THEN |
---|
| 873 | |
---|
| 874 | CALL C_F_POINTER( ar%data, data_3d, ar%a_dim(1:3) ) |
---|
| 875 | DO ij = 1, ape%nrele |
---|
| 876 | data_3d(:,ape%locind(ij)%j,ape%locind(ij)%i) = & |
---|
| 877 | buf(myindex:myindex+ar%a_dim(1)-1) |
---|
| 878 | myindex = myindex+ar%a_dim(1) |
---|
| 879 | ENDDO |
---|
| 880 | |
---|
| 881 | ELSEIF ( ar%dimkey == 22 .AND. lo_ptrans) THEN |
---|
| 882 | CALL C_F_POINTER( ar%data, idata_2d, ar%a_dim(1:2) ) |
---|
| 883 | |
---|
| 884 | DO ij = 1, ape%nrele |
---|
| 885 | idata_2d(ape%locind(ij)%j,ape%locind(ij)%i) = ibuf(myindex) |
---|
| 886 | myindex = myindex + 1 |
---|
| 887 | ENDDO |
---|
| 888 | |
---|
| 889 | ENDIF |
---|
| 890 | ENDDO |
---|
| 891 | ENDDO |
---|
| 892 | |
---|
| 893 | END SUBROUTINE pmc_c_getbuffer |
---|
| 894 | |
---|
| 895 | |
---|
| 896 | |
---|
| 897 | SUBROUTINE pmc_c_putbuffer( waittime , particle_transfer ) |
---|
| 898 | |
---|
| 899 | IMPLICIT NONE |
---|
| 900 | |
---|
| 901 | REAL(wp), INTENT(OUT), OPTIONAL :: waittime !< |
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| 902 | LOGICAL, INTENT(IN), OPTIONAL :: particle_transfer !< |
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| 903 | |
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| 904 | LOGICAL :: lo_ptrans!< |
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| 905 | |
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| 906 | INTEGER(iwp) :: ierr !< |
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| 907 | INTEGER(iwp) :: ij !< |
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| 908 | INTEGER(iwp) :: ip !< |
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| 909 | INTEGER(iwp) :: j !< |
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| 910 | INTEGER(iwp) :: myindex !< |
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| 911 | |
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| 912 | INTEGER(iwp), DIMENSION(1) :: buf_shape !< |
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| 913 | |
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| 914 | REAL(wp) :: t1 !< |
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| 915 | REAL(wp) :: t2 !< |
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| 916 | |
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| 917 | REAL(wp), POINTER, DIMENSION(:) :: buf !< |
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| 918 | REAL(wp), POINTER, DIMENSION(:,:) :: data_2d !< |
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| 919 | REAL(wp), POINTER, DIMENSION(:,:,:) :: data_3d !< |
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| 920 | |
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| 921 | INTEGER(idp), POINTER, DIMENSION(:) :: ibuf !< |
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| 922 | INTEGER(idp), POINTER, DIMENSION(:,:) :: idata_2d !< |
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| 923 | |
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| 924 | TYPE(pedef), POINTER :: ape !< |
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| 925 | TYPE(arraydef), POINTER :: ar !< |
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| 926 | |
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| 927 | ! |
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| 928 | !-- Wait for empty buffer |
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| 929 | !-- Switch RMA epoche |
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| 930 | |
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| 931 | t1 = pmc_time() |
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| 932 | CALL MPI_BARRIER( me%intra_comm, ierr ) |
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| 933 | t2 = pmc_time() |
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| 934 | IF ( PRESENT( waittime ) ) waittime = t2 - t1 |
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| 935 | |
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| 936 | lo_ptrans = .FALSE. |
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| 937 | IF ( PRESENT( particle_transfer)) lo_ptrans = particle_transfer |
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| 938 | |
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| 939 | DO ip = 1, me%inter_npes |
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| 940 | ape => me%pes(ip) |
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| 941 | DO j = 1, ape%nr_arrays |
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| 942 | ar => aPE%array_list(j) |
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| 943 | myindex = 1 |
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| 944 | |
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| 945 | IF ( ar%dimkey == 2 .AND. .NOT.lo_ptrans ) THEN |
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| 946 | |
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| 947 | buf_shape(1) = ape%nrele |
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| 948 | CALL C_F_POINTER( ar%sendbuf, buf, buf_shape ) |
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| 949 | CALL C_F_POINTER( ar%data, data_2d, ar%a_dim(1:2) ) |
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| 950 | DO ij = 1, ape%nrele |
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| 951 | buf(myindex) = data_2d(ape%locind(ij)%j,ape%locind(ij)%i) |
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| 952 | myindex = myindex + 1 |
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| 953 | ENDDO |
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| 954 | |
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| 955 | ELSEIF ( ar%dimkey == 3 .AND. .NOT.lo_ptrans ) THEN |
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| 956 | |
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| 957 | buf_shape(1) = ape%nrele*ar%a_dim(1) |
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| 958 | CALL C_F_POINTER( ar%sendbuf, buf, buf_shape ) |
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| 959 | CALL C_F_POINTER( ar%data, data_3d, ar%a_dim(1:3) ) |
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| 960 | DO ij = 1, ape%nrele |
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| 961 | buf(myindex:myindex+ar%a_dim(1)-1) = & |
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| 962 | data_3d(:,ape%locind(ij)%j,ape%locind(ij)%i) |
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| 963 | myindex = myindex + ar%a_dim(1) |
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| 964 | ENDDO |
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| 965 | |
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| 966 | ELSE IF ( ar%dimkey == 22 .AND. lo_ptrans) THEN |
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| 967 | |
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| 968 | buf_shape(1) = ape%nrele |
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| 969 | CALL C_F_POINTER( ar%sendbuf, ibuf, buf_shape ) |
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| 970 | CALL C_F_POINTER( ar%data, idata_2d, ar%a_dim(1:2) ) |
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| 971 | |
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| 972 | DO ij = 1, ape%nrele |
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| 973 | ibuf(myindex) = idata_2d(ape%locind(ij)%j,ape%locind(ij)%i) |
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| 974 | myindex = myindex + 1 |
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| 975 | ENDDO |
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| 976 | |
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| 977 | ENDIF |
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| 978 | ENDDO |
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| 979 | ENDDO |
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| 980 | ! |
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| 981 | !-- Buffer is filled |
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| 982 | !-- Switch RMA epoche |
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| 983 | |
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| 984 | CALL MPI_Barrier(me%intra_comm, ierr) |
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| 985 | |
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| 986 | END SUBROUTINE pmc_c_putbuffer |
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| 987 | |
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| 988 | #endif |
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| 989 | END MODULE pmc_child |
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