# 1 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" 1 !--------------------------------------------------------------------------------------------------! ! Copyright (C) by the DBCSR developers group - All rights reserved ! ! This file is part of the DBCSR library. ! ! ! ! For information on the license, see the LICENSE file. ! ! For further information please visit https://dbcsr.cp2k.org ! ! SPDX-License-Identifier: GPL-2.0+ ! !--------------------------------------------------------------------------------------------------! MODULE dbcsr_tensor_types !! DBCSR tensor framework for block-sparse tensor contraction: Types and create/destroy !! routines. # 1 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor.fypp" 1 # 9 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor.fypp" # 241 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor.fypp" # 15 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" 2 # 16 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" # 17 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" USE dbcsr_array_list_methods, ONLY: & array_list, array_offsets, create_array_list, destroy_array_list, get_array_elements, & sizes_of_arrays, sum_of_arrays, array_sublist, get_arrays, get_ith_array, array_eq_i USE dbcsr_api, ONLY: & dbcsr_distribution_get, dbcsr_distribution_type, dbcsr_get_info, dbcsr_type, & dbcsr_type_real_4, dbcsr_type_complex_4, dbcsr_type_complex_8, dbcsr_type_real_8 USE dbcsr_kinds, ONLY: & real_4, real_8, & default_string_length USE dbcsr_tas_base, ONLY: & dbcsr_tas_create, dbcsr_tas_distribution_new, & dbcsr_tas_distribution_destroy, dbcsr_tas_finalize, dbcsr_tas_get_info, & dbcsr_tas_destroy, dbcsr_tas_get_stored_coordinates, dbcsr_tas_set, dbcsr_tas_filter, & dbcsr_tas_get_num_blocks, dbcsr_tas_get_num_blocks_total, dbcsr_tas_get_data_size, dbcsr_tas_get_nze, & dbcsr_tas_get_nze_total, dbcsr_tas_clear, dbcsr_tas_get_data_type USE dbcsr_tas_types, ONLY: & dbcsr_tas_type, dbcsr_tas_distribution_type, dbcsr_tas_split_info, dbcsr_tas_mm_storage USE dbcsr_tas_mm, ONLY: dbcsr_tas_set_batched_state USE dbcsr_tensor_index, ONLY: & get_2d_indices_tensor, get_nd_indices_pgrid, create_nd_to_2d_mapping, destroy_nd_to_2d_mapping, & dbcsr_t_get_mapping_info, nd_to_2d_mapping, split_tensor_index, combine_tensor_index, combine_pgrid_index, & split_pgrid_index, ndims_mapping, ndims_mapping_row, ndims_mapping_column USE dbcsr_tas_split, ONLY: & dbcsr_tas_release_info, dbcsr_tas_info_hold, & dbcsr_tas_create_split, dbcsr_tas_get_split_info, dbcsr_tas_set_strict_split USE dbcsr_kinds, ONLY: default_string_length, int_8, dp USE dbcsr_mpiwrap, ONLY: & mp_cart_create, mp_environ, mp_dims_create, mp_comm_free, mp_comm_type USE dbcsr_tas_global, ONLY: dbcsr_tas_distribution, dbcsr_tas_rowcol_data, dbcsr_tas_default_distvec USE dbcsr_allocate_wrap, ONLY: allocate_any USE dbcsr_data_types, ONLY: dbcsr_scalar_type USE dbcsr_operations, ONLY: dbcsr_scale USE dbcsr_toollib, ONLY: sort #include "base/dbcsr_base_uses.f90" IMPLICIT NONE PRIVATE CHARACTER(len=*), PARAMETER, PRIVATE :: moduleN = 'dbcsr_tensor_types' PUBLIC :: & blk_dims_tensor, & dbcsr_t_blk_offsets, & dbcsr_t_blk_sizes, & dbcsr_t_clear, & dbcsr_t_create, & dbcsr_t_destroy, & dbcsr_t_distribution, & dbcsr_t_distribution_destroy, & dbcsr_t_distribution_new, & dbcsr_t_distribution_new_expert, & dbcsr_t_distribution_type, & dbcsr_t_filter, & dbcsr_t_finalize, & dbcsr_t_get_data_size, & dbcsr_t_get_data_type, & dbcsr_t_get_info, & dbcsr_t_get_num_blocks, & dbcsr_t_get_num_blocks_total, & dbcsr_t_get_nze, & dbcsr_t_get_nze_total, & dbcsr_t_get_stored_coordinates, & dbcsr_t_hold, & dbcsr_t_mp_dims_create, & dbcsr_t_nd_mp_comm, & dbcsr_t_nd_mp_free, & dbcsr_t_pgrid_change_dims, & dbcsr_t_pgrid_create, & dbcsr_t_pgrid_create_expert, & dbcsr_t_pgrid_destroy, & dbcsr_t_pgrid_type, & dbcsr_t_pgrid_set_strict_split, & dbcsr_t_scale, & dbcsr_t_set, & dbcsr_t_type, & dims_tensor, & mp_environ_pgrid, & ndims_tensor, & ndims_matrix_row, & ndims_matrix_column, & dbcsr_t_nblks_local, & dbcsr_t_nblks_total, & dbcsr_t_blk_size, & dbcsr_t_max_nblks_local, & dbcsr_t_default_distvec, & dbcsr_t_contraction_storage, & dbcsr_t_copy_contraction_storage TYPE dbcsr_t_pgrid_type #if defined(__GNUC__) && defined(__GNUC_MINOR__) && (TO_VERSION(9, 5) > TO_VERSION(__GNUC__, __GNUC_MINOR__)) TYPE(nd_to_2d_mapping) :: nd_index_grid #else TYPE(nd_to_2d_mapping) :: nd_index_grid = nd_to_2d_mapping() #endif TYPE(mp_comm_type) :: mp_comm_2d = mp_comm_type() TYPE(dbcsr_tas_split_info), ALLOCATABLE :: tas_split_info INTEGER :: nproc = -1 END TYPE TYPE dbcsr_t_contraction_storage REAL(real_8) :: nsplit_avg = -1.0_real_8 INTEGER :: ibatch = -1 #if defined(__GNUC__) && defined(__GNUC_MINOR__) && (TO_VERSION(9, 5) > TO_VERSION(__GNUC__, __GNUC_MINOR__)) TYPE(array_list) :: batch_ranges #else TYPE(array_list) :: batch_ranges = array_list() #endif LOGICAL :: static = .FALSE. END TYPE TYPE dbcsr_t_type TYPE(dbcsr_tas_type), POINTER :: matrix_rep => NULL() #if defined(__GNUC__) && defined(__GNUC_MINOR__) && (TO_VERSION(9, 5) > TO_VERSION(__GNUC__, __GNUC_MINOR__)) TYPE(nd_to_2d_mapping) :: nd_index_blk TYPE(nd_to_2d_mapping) :: nd_index TYPE(array_list) :: blk_sizes TYPE(array_list) :: blk_offsets TYPE(array_list) :: nd_dist TYPE(dbcsr_t_pgrid_type) :: pgrid TYPE(array_list) :: blks_local #else TYPE(nd_to_2d_mapping) :: nd_index_blk = nd_to_2d_mapping() TYPE(nd_to_2d_mapping) :: nd_index = nd_to_2d_mapping() TYPE(array_list) :: blk_sizes = array_list() TYPE(array_list) :: blk_offsets = array_list() TYPE(array_list) :: nd_dist = array_list() TYPE(dbcsr_t_pgrid_type) :: pgrid = dbcsr_t_pgrid_type() TYPE(array_list) :: blks_local = array_list() #endif INTEGER, DIMENSION(:), ALLOCATABLE :: nblks_local INTEGER, DIMENSION(:), ALLOCATABLE :: nfull_local LOGICAL :: valid = .FALSE. LOGICAL :: owns_matrix = .FALSE. CHARACTER(LEN=default_string_length) :: name = "" ! lightweight reference counting for communicators: INTEGER, POINTER :: refcount => NULL() TYPE(dbcsr_t_contraction_storage), ALLOCATABLE :: contraction_storage END TYPE dbcsr_t_type TYPE dbcsr_t_distribution_type #if defined(__GNUC__) && defined(__GNUC_MINOR__) && (TO_VERSION(9, 5) > TO_VERSION(__GNUC__, __GNUC_MINOR__)) TYPE(dbcsr_tas_distribution_type) :: dist TYPE(dbcsr_t_pgrid_type) :: pgrid TYPE(array_list) :: nd_dist #else TYPE(dbcsr_tas_distribution_type) :: dist = dbcsr_tas_distribution_type() TYPE(dbcsr_t_pgrid_type) :: pgrid = dbcsr_t_pgrid_type() TYPE(array_list) :: nd_dist = array_list() #endif ! lightweight reference counting for communicators: INTEGER, POINTER :: refcount => NULL() END TYPE ! tas matrix distribution function object for one matrix index TYPE, EXTENDS(dbcsr_tas_distribution) :: dbcsr_tas_dist_t ! tensor dimensions only for this matrix dimension: INTEGER, DIMENSION(:), ALLOCATABLE :: dims ! grid dimensions only for this matrix dimension: INTEGER, DIMENSION(:), ALLOCATABLE :: dims_grid ! dist only for tensor dimensions belonging to this matrix dimension: #if defined(__GNUC__) && defined(__GNUC_MINOR__) && (TO_VERSION(9, 5) > TO_VERSION(__GNUC__, __GNUC_MINOR__)) TYPE(array_list) :: nd_dist #else TYPE(array_list) :: nd_dist = array_list() #endif CONTAINS ! map matrix index to process grid: PROCEDURE :: dist => tas_dist_t ! map process grid to matrix index: PROCEDURE :: rowcols => tas_rowcols_t END TYPE ! block size object for one matrix index TYPE, EXTENDS(dbcsr_tas_rowcol_data) :: dbcsr_tas_blk_size_t ! tensor dimensions only for this matrix dimension: INTEGER, DIMENSION(:), ALLOCATABLE :: dims ! block size only for this matrix dimension: #if defined(__GNUC__) && defined(__GNUC_MINOR__) && (TO_VERSION(9, 5) > TO_VERSION(__GNUC__, __GNUC_MINOR__)) TYPE(array_list) :: blk_size #else TYPE(array_list) :: blk_size = array_list() #endif CONTAINS PROCEDURE :: data => tas_blk_size_t END TYPE INTERFACE dbcsr_t_create MODULE PROCEDURE dbcsr_t_create_new MODULE PROCEDURE dbcsr_t_create_template MODULE PROCEDURE dbcsr_t_create_matrix END INTERFACE INTERFACE dbcsr_tas_dist_t MODULE PROCEDURE new_dbcsr_tas_dist_t END INTERFACE INTERFACE dbcsr_tas_blk_size_t MODULE PROCEDURE new_dbcsr_tas_blk_size_t END INTERFACE INTERFACE dbcsr_t_set # 219 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" MODULE PROCEDURE dbcsr_t_set_r_dp # 219 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" MODULE PROCEDURE dbcsr_t_set_r_sp # 219 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" MODULE PROCEDURE dbcsr_t_set_c_dp # 219 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" MODULE PROCEDURE dbcsr_t_set_c_sp # 221 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END INTERFACE INTERFACE dbcsr_t_filter # 225 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" MODULE PROCEDURE dbcsr_t_filter_r_dp # 225 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" MODULE PROCEDURE dbcsr_t_filter_r_sp # 225 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" MODULE PROCEDURE dbcsr_t_filter_c_dp # 225 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" MODULE PROCEDURE dbcsr_t_filter_c_sp # 227 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END INTERFACE CONTAINS FUNCTION new_dbcsr_tas_dist_t(nd_dist, map_blks, map_grid, which_dim) !! Create distribution object for one matrix dimension !! \return distribution object TYPE(array_list), INTENT(IN) :: nd_dist !! arrays for distribution vectors along all dimensions TYPE(nd_to_2d_mapping), INTENT(IN) :: map_blks, map_grid !! tensor to matrix mapping object for blocks !! tensor to matrix mapping object for process grid INTEGER, INTENT(IN) :: which_dim !! for which dimension (1 or 2) distribution should be created TYPE(dbcsr_tas_dist_t) :: new_dbcsr_tas_dist_t INTEGER, DIMENSION(2) :: grid_dims INTEGER(KIND=int_8), DIMENSION(2) :: matrix_dims INTEGER, DIMENSION(:), ALLOCATABLE :: index_map IF (which_dim == 1) THEN ALLOCATE (new_dbcsr_tas_dist_t%dims(ndims_mapping_row(map_blks))) ALLOCATE (index_map(ndims_mapping_row(map_blks))) CALL dbcsr_t_get_mapping_info(map_blks, & dims_2d_i8=matrix_dims, & map1_2d=index_map, & dims1_2d=new_dbcsr_tas_dist_t%dims) ALLOCATE (new_dbcsr_tas_dist_t%dims_grid(ndims_mapping_row(map_grid))) CALL dbcsr_t_get_mapping_info(map_grid, & dims_2d=grid_dims, & dims1_2d=new_dbcsr_tas_dist_t%dims_grid) ELSEIF (which_dim == 2) THEN ALLOCATE (new_dbcsr_tas_dist_t%dims(ndims_mapping_column(map_blks))) ALLOCATE (index_map(ndims_mapping_column(map_blks))) CALL dbcsr_t_get_mapping_info(map_blks, & dims_2d_i8=matrix_dims, & map2_2d=index_map, & dims2_2d=new_dbcsr_tas_dist_t%dims) ALLOCATE (new_dbcsr_tas_dist_t%dims_grid(ndims_mapping_column(map_grid))) CALL dbcsr_t_get_mapping_info(map_grid, & dims_2d=grid_dims, & dims2_2d=new_dbcsr_tas_dist_t%dims_grid) ELSE DBCSR_ABORT("Unknown value for which_dim") END IF new_dbcsr_tas_dist_t%nd_dist = array_sublist(nd_dist, index_map) new_dbcsr_tas_dist_t%nprowcol = grid_dims(which_dim) new_dbcsr_tas_dist_t%nmrowcol = matrix_dims(which_dim) END FUNCTION FUNCTION tas_dist_t(t, rowcol) CLASS(dbcsr_tas_dist_t), INTENT(IN) :: t INTEGER(KIND=int_8), INTENT(IN) :: rowcol INTEGER, DIMENSION(4) :: ind_blk INTEGER, DIMENSION(4) :: dist_blk INTEGER :: tas_dist_t ind_blk(:SIZE(t%dims)) = split_tensor_index(rowcol, t%dims) dist_blk(:SIZE(t%dims)) = get_array_elements(t%nd_dist, ind_blk(:SIZE(t%dims))) tas_dist_t = combine_pgrid_index(dist_blk(:SIZE(t%dims)), t%dims_grid) END FUNCTION FUNCTION tas_rowcols_t(t, dist) CLASS(dbcsr_tas_dist_t), INTENT(IN) :: t INTEGER, INTENT(IN) :: dist INTEGER(KIND=int_8), DIMENSION(:), ALLOCATABLE :: tas_rowcols_t INTEGER, DIMENSION(4) :: dist_blk INTEGER, DIMENSION(:), ALLOCATABLE :: dist_1, dist_2, dist_3, dist_4, blks_1, blks_2, blks_3, blks_4, blks_tmp, nd_ind INTEGER :: i_1, i_2, i_3, i_4, i, iblk, iblk_count, nblks INTEGER(KIND=int_8) :: nrowcols TYPE(array_list) :: blks dist_blk(:SIZE(t%dims)) = split_pgrid_index(dist, t%dims_grid) # 304 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 1) THEN CALL get_arrays(t%nd_dist, dist_1) END IF # 304 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 2) THEN CALL get_arrays(t%nd_dist, dist_1, dist_2) END IF # 304 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 3) THEN CALL get_arrays(t%nd_dist, dist_1, dist_2, dist_3) END IF # 304 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 4) THEN CALL get_arrays(t%nd_dist, dist_1, dist_2, dist_3, dist_4) END IF # 308 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" # 310 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) .GE. 1) THEN nblks = SIZE(dist_1) ALLOCATE (blks_tmp(nblks)) iblk_count = 0 DO iblk = 1, nblks IF (dist_1 (iblk) == dist_blk(1)) THEN iblk_count = iblk_count + 1 blks_tmp(iblk_count) = iblk END IF END DO ALLOCATE (blks_1 (iblk_count)) blks_1 (:) = blks_tmp(:iblk_count) DEALLOCATE (blks_tmp) END IF # 310 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) .GE. 2) THEN nblks = SIZE(dist_2) ALLOCATE (blks_tmp(nblks)) iblk_count = 0 DO iblk = 1, nblks IF (dist_2 (iblk) == dist_blk(2)) THEN iblk_count = iblk_count + 1 blks_tmp(iblk_count) = iblk END IF END DO ALLOCATE (blks_2 (iblk_count)) blks_2 (:) = blks_tmp(:iblk_count) DEALLOCATE (blks_tmp) END IF # 310 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) .GE. 3) THEN nblks = SIZE(dist_3) ALLOCATE (blks_tmp(nblks)) iblk_count = 0 DO iblk = 1, nblks IF (dist_3 (iblk) == dist_blk(3)) THEN iblk_count = iblk_count + 1 blks_tmp(iblk_count) = iblk END IF END DO ALLOCATE (blks_3 (iblk_count)) blks_3 (:) = blks_tmp(:iblk_count) DEALLOCATE (blks_tmp) END IF # 310 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) .GE. 4) THEN nblks = SIZE(dist_4) ALLOCATE (blks_tmp(nblks)) iblk_count = 0 DO iblk = 1, nblks IF (dist_4 (iblk) == dist_blk(4)) THEN iblk_count = iblk_count + 1 blks_tmp(iblk_count) = iblk END IF END DO ALLOCATE (blks_4 (iblk_count)) blks_4 (:) = blks_tmp(:iblk_count) DEALLOCATE (blks_tmp) END IF # 325 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" # 327 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 1) THEN CALL create_array_list(blks, 1, blks_1) END IF # 327 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 2) THEN CALL create_array_list(blks, 2, blks_1, blks_2) END IF # 327 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 3) THEN CALL create_array_list(blks, 3, blks_1, blks_2, blks_3) END IF # 327 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 4) THEN CALL create_array_list(blks, 4, blks_1, blks_2, blks_3, blks_4) END IF # 331 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" nrowcols = PRODUCT(INT(sizes_of_arrays(blks), int_8)) ALLOCATE (tas_rowcols_t(nrowcols)) # 336 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 1) THEN ALLOCATE (nd_ind(1)) i = 0 # 340 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" DO i_1 = 1, SIZE(blks_1) # 342 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" i = i + 1 nd_ind(:) = get_array_elements(blks, [i_1]) tas_rowcols_t(i) = combine_tensor_index(nd_ind, t%dims) # 347 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END DO # 349 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END IF # 336 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 2) THEN ALLOCATE (nd_ind(2)) i = 0 # 340 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" DO i_1 = 1, SIZE(blks_1) # 340 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" DO i_2 = 1, SIZE(blks_2) # 342 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" i = i + 1 nd_ind(:) = get_array_elements(blks, [i_1, i_2]) tas_rowcols_t(i) = combine_tensor_index(nd_ind, t%dims) # 347 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END DO # 347 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END DO # 349 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END IF # 336 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 3) THEN ALLOCATE (nd_ind(3)) i = 0 # 340 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" DO i_1 = 1, SIZE(blks_1) # 340 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" DO i_2 = 1, SIZE(blks_2) # 340 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" DO i_3 = 1, SIZE(blks_3) # 342 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" i = i + 1 nd_ind(:) = get_array_elements(blks, [i_1, i_2, i_3]) tas_rowcols_t(i) = combine_tensor_index(nd_ind, t%dims) # 347 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END DO # 347 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END DO # 347 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END DO # 349 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END IF # 336 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (SIZE(t%dims) == 4) THEN ALLOCATE (nd_ind(4)) i = 0 # 340 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" DO i_1 = 1, SIZE(blks_1) # 340 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" DO i_2 = 1, SIZE(blks_2) # 340 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" DO i_3 = 1, SIZE(blks_3) # 340 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" DO i_4 = 1, SIZE(blks_4) # 342 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" i = i + 1 nd_ind(:) = get_array_elements(blks, [i_1, i_2, i_3, i_4]) tas_rowcols_t(i) = combine_tensor_index(nd_ind, t%dims) # 347 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END DO # 347 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END DO # 347 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END DO # 347 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END DO # 349 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END IF # 351 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END FUNCTION FUNCTION new_dbcsr_tas_blk_size_t(blk_size, map_blks, which_dim) !! Create block size object for one matrix dimension !! \return block size object TYPE(array_list), INTENT(IN) :: blk_size !! arrays for block sizes along all dimensions TYPE(nd_to_2d_mapping), INTENT(IN) :: map_blks !! tensor to matrix mapping object for blocks INTEGER, INTENT(IN) :: which_dim !! for which dimension (1 or 2) distribution should be created INTEGER(KIND=int_8), DIMENSION(2) :: matrix_dims INTEGER, DIMENSION(:), ALLOCATABLE :: index_map TYPE(dbcsr_tas_blk_size_t) :: new_dbcsr_tas_blk_size_t IF (which_dim == 1) THEN ALLOCATE (index_map(ndims_mapping_row(map_blks))) ALLOCATE (new_dbcsr_tas_blk_size_t%dims(ndims_mapping_row(map_blks))) CALL dbcsr_t_get_mapping_info(map_blks, & dims_2d_i8=matrix_dims, & map1_2d=index_map, & dims1_2d=new_dbcsr_tas_blk_size_t%dims) ELSEIF (which_dim == 2) THEN ALLOCATE (index_map(ndims_mapping_column(map_blks))) ALLOCATE (new_dbcsr_tas_blk_size_t%dims(ndims_mapping_column(map_blks))) CALL dbcsr_t_get_mapping_info(map_blks, & dims_2d_i8=matrix_dims, & map2_2d=index_map, & dims2_2d=new_dbcsr_tas_blk_size_t%dims) ELSE DBCSR_ABORT("Unknown value for which_dim") END IF new_dbcsr_tas_blk_size_t%blk_size = array_sublist(blk_size, index_map) new_dbcsr_tas_blk_size_t%nmrowcol = matrix_dims(which_dim) new_dbcsr_tas_blk_size_t%nfullrowcol = PRODUCT(INT(sum_of_arrays(new_dbcsr_tas_blk_size_t%blk_size), & KIND=int_8)) END FUNCTION FUNCTION tas_blk_size_t(t, rowcol) CLASS(dbcsr_tas_blk_size_t), INTENT(IN) :: t INTEGER(KIND=int_8), INTENT(IN) :: rowcol INTEGER :: tas_blk_size_t INTEGER, DIMENSION(SIZE(t%dims)) :: ind_blk INTEGER, DIMENSION(SIZE(t%dims)) :: blk_size ind_blk(:) = split_tensor_index(rowcol, t%dims) blk_size(:) = get_array_elements(t%blk_size, ind_blk) tas_blk_size_t = PRODUCT(blk_size) END FUNCTION FUNCTION dbcsr_t_nd_mp_comm(comm_2d, map1_2d, map2_2d, dims_nd, dims1_nd, dims2_nd, pdims_2d, tdims, & nsplit, dimsplit) !! Create a default nd process topology that is consistent with a given 2d topology. !! Purpose: a nd tensor defined on the returned process grid can be represented as a DBCSR !! matrix with the given 2d topology. !! This is needed to enable contraction of 2 tensors (must have the same 2d process grid). !! \return with nd cartesian grid TYPE(mp_comm_type), INTENT(IN) :: comm_2d !! communicator with 2-dimensional topology INTEGER, DIMENSION(:), INTENT(IN) :: map1_2d, map2_2d !! which nd-indices map to first matrix index and in which order !! which nd-indices map to second matrix index and in which order INTEGER, DIMENSION(SIZE(map1_2d) + SIZE(map2_2d)), & INTENT(IN), OPTIONAL :: dims_nd !! nd dimensions INTEGER, DIMENSION(SIZE(map1_2d)), INTENT(IN), OPTIONAL :: dims1_nd INTEGER, DIMENSION(SIZE(map2_2d)), INTENT(IN), OPTIONAL :: dims2_nd INTEGER, DIMENSION(2), INTENT(IN), OPTIONAL :: pdims_2d !! if comm_2d does not have a cartesian topology associated, can input dimensions with pdims_2d INTEGER, DIMENSION(SIZE(map1_2d) + SIZE(map2_2d)), & INTENT(IN), OPTIONAL :: tdims !! tensor block dimensions. If present, process grid dimensions are created such that good !! load balancing is ensured even if some of the tensor dimensions are small (i.e. on the same order !! or smaller than nproc**(1/ndim) where ndim is the tensor rank) INTEGER, INTENT(IN), OPTIONAL :: nsplit, dimsplit INTEGER :: ndim1, ndim2 INTEGER :: numtask INTEGER, DIMENSION(2) :: dims_2d, task_coor INTEGER, DIMENSION(SIZE(map1_2d)) :: dims1_nd_prv INTEGER, DIMENSION(SIZE(map2_2d)) :: dims2_nd_prv INTEGER, DIMENSION(SIZE(map1_2d) + SIZE(map2_2d)) :: dims_nd_prv INTEGER :: handle CHARACTER(LEN=*), PARAMETER :: routineN = 'dbcsr_t_nd_mp_comm' TYPE(dbcsr_t_pgrid_type) :: dbcsr_t_nd_mp_comm CALL timeset(routineN, handle) ndim1 = SIZE(map1_2d); ndim2 = SIZE(map2_2d) IF (PRESENT(pdims_2d)) THEN dims_2d(:) = pdims_2d ELSE CALL mp_environ(numtask, dims_2d, task_coor, comm_2d) END IF IF (.NOT. PRESENT(dims_nd)) THEN dims1_nd_prv = 0; dims2_nd_prv = 0 IF (PRESENT(dims1_nd)) THEN dims1_nd_prv(:) = dims1_nd ELSE IF (PRESENT(tdims)) THEN CALL dbcsr_t_mp_dims_create(dims_2d(1), dims1_nd_prv, tdims(map1_2d)) ELSE CALL mp_dims_create(dims_2d(1), dims1_nd_prv) END IF END IF IF (PRESENT(dims2_nd)) THEN dims2_nd_prv(:) = dims2_nd ELSE IF (PRESENT(tdims)) THEN CALL dbcsr_t_mp_dims_create(dims_2d(2), dims2_nd_prv, tdims(map2_2d)) ELSE CALL mp_dims_create(dims_2d(2), dims2_nd_prv) END IF END IF dims_nd_prv(map1_2d) = dims1_nd_prv dims_nd_prv(map2_2d) = dims2_nd_prv ELSE DBCSR_ASSERT(PRODUCT(dims_nd(map1_2d)) == dims_2d(1)) DBCSR_ASSERT(PRODUCT(dims_nd(map2_2d)) == dims_2d(2)) dims_nd_prv = dims_nd END IF CALL dbcsr_t_pgrid_create_expert(comm_2d, dims_nd_prv, dbcsr_t_nd_mp_comm, & tensor_dims=tdims, map1_2d=map1_2d, map2_2d=map2_2d, nsplit=nsplit, dimsplit=dimsplit) CALL timestop(handle) END FUNCTION RECURSIVE SUBROUTINE dbcsr_t_mp_dims_create(nodes, dims, tensor_dims, lb_ratio) !! Create process grid dimensions corresponding to one dimension of the matrix representation !! of a tensor, imposing that no process grid dimension is greater than the corresponding !! tensor dimension. INTEGER, INTENT(IN) :: nodes !! Total number of nodes available for this matrix dimension INTEGER, DIMENSION(:), INTENT(INOUT) :: dims !! process grid dimension corresponding to tensor_dims INTEGER, DIMENSION(:), INTENT(IN) :: tensor_dims !! tensor dimensions REAL(real_8), INTENT(IN), OPTIONAL :: lb_ratio !! load imbalance acceptance factor INTEGER, DIMENSION(:), ALLOCATABLE :: tensor_dims_sorted, sort_indices, dims_store REAL(real_8), DIMENSION(:), ALLOCATABLE :: sort_key INTEGER :: pdims_rem, idim, pdim REAL(real_8) :: lb_ratio_prv IF (PRESENT(lb_ratio)) THEN lb_ratio_prv = lb_ratio ELSE lb_ratio_prv = 0.1_real_8 END IF CALL allocate_any(dims_store, source=dims) ! get default process grid dimensions IF (any(dims == 0)) THEN CALL mp_dims_create(nodes, dims) END IF ! sort dimensions such that problematic grid dimensions (those who should be corrected) come first ALLOCATE (sort_key(SIZE(tensor_dims))) sort_key(:) = REAL(tensor_dims, real_8)/dims CALL allocate_any(tensor_dims_sorted, source=tensor_dims) ALLOCATE (sort_indices(SIZE(sort_key))) CALL sort(sort_key, SIZE(sort_key), sort_indices) tensor_dims_sorted(:) = tensor_dims_sorted(sort_indices) dims(:) = dims(sort_indices) ! remaining number of nodes pdims_rem = nodes DO idim = 1, SIZE(tensor_dims_sorted) IF (.NOT. accept_pdims_loadbalancing(pdims_rem, dims(idim), tensor_dims_sorted(idim), lb_ratio_prv)) THEN pdim = tensor_dims_sorted(idim) DO WHILE (.NOT. accept_pdims_loadbalancing(pdims_rem, pdim, tensor_dims_sorted(idim), lb_ratio_prv)) pdim = pdim - 1 END DO dims(idim) = pdim pdims_rem = pdims_rem/dims(idim) IF (idim .NE. SIZE(tensor_dims_sorted)) THEN dims(idim + 1:) = 0 CALL mp_dims_create(pdims_rem, dims(idim + 1:)) ELSEIF (lb_ratio_prv < 0.5_real_8) THEN ! resort to a less strict load imbalance factor dims(:) = dims_store CALL dbcsr_t_mp_dims_create(nodes, dims, tensor_dims, 0.5_real_8) RETURN ELSE ! resort to default process grid dimensions dims(:) = dims_store CALL mp_dims_create(nodes, dims) RETURN END IF ELSE pdims_rem = pdims_rem/dims(idim) END IF END DO dims(sort_indices) = dims END SUBROUTINE PURE FUNCTION accept_pdims_loadbalancing(pdims_avail, pdim, tdim, lb_ratio) !! load balancing criterion whether to accept process grid dimension based on total number of !! cores and tensor dimension INTEGER, INTENT(IN) :: pdims_avail !! available process grid dimensions (total number of cores) INTEGER, INTENT(IN) :: pdim !! process grid dimension to test INTEGER, INTENT(IN) :: tdim !! tensor dimension corresponding to pdim REAL(real_8), INTENT(IN) :: lb_ratio !! load imbalance acceptance factor LOGICAL :: accept_pdims_loadbalancing accept_pdims_loadbalancing = .FALSE. IF (MOD(pdims_avail, pdim) == 0) THEN IF (REAL(tdim, real_8)*lb_ratio < REAL(pdim, real_8)) THEN IF (MOD(tdim, pdim) == 0) accept_pdims_loadbalancing = .TRUE. ELSE accept_pdims_loadbalancing = .TRUE. END IF END IF END FUNCTION SUBROUTINE dbcsr_t_nd_mp_free(mp_comm) !! Release the MPI communicator. TYPE(mp_comm_type), INTENT(INOUT) :: mp_comm CALL mp_comm_free(mp_comm) END SUBROUTINE dbcsr_t_nd_mp_free SUBROUTINE dbcsr_t_distribution_new(dist, pgrid, nd_dist_1, nd_dist_2, nd_dist_3, nd_dist_4) !! Create a tensor distribution. TYPE(dbcsr_t_distribution_type), INTENT(OUT) :: dist TYPE(dbcsr_t_pgrid_type), INTENT(IN) :: pgrid !! process grid INTEGER, DIMENSION(:), INTENT(IN), OPTIONAL :: nd_dist_1, nd_dist_2, nd_dist_3, nd_dist_4 !! distribution vectors for all tensor dimensions INTEGER, DIMENSION(ndims_mapping_row(pgrid%nd_index_grid)) :: map1_2d INTEGER, DIMENSION(ndims_mapping_column(pgrid%nd_index_grid)) :: map2_2d INTEGER :: ndims CALL dbcsr_t_get_mapping_info(pgrid%nd_index_grid, map1_2d=map1_2d, map2_2d=map2_2d, ndim_nd=ndims) CALL dbcsr_t_distribution_new_expert(dist, pgrid, map1_2d, map2_2d, nd_dist_1, nd_dist_2, nd_dist_3, nd_dist_4) END SUBROUTINE SUBROUTINE dbcsr_t_distribution_new_expert(dist, pgrid, map1_2d, map2_2d, nd_dist_1, nd_dist_2, nd_dist_3, nd_dist_4,& # 616 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" & own_comm) !! Create a tensor distribution. TYPE(dbcsr_t_distribution_type), INTENT(OUT) :: dist TYPE(dbcsr_t_pgrid_type), INTENT(IN) :: pgrid !! process grid INTEGER, DIMENSION(:), INTENT(IN) :: map1_2d !! which nd-indices map to first matrix index and in which order INTEGER, DIMENSION(:), INTENT(IN) :: map2_2d !! which nd-indices map to second matrix index and in which order INTEGER, DIMENSION(:), INTENT(IN), OPTIONAL :: nd_dist_1, nd_dist_2, nd_dist_3, nd_dist_4 LOGICAL, INTENT(IN), OPTIONAL :: own_comm !! whether distribution should own communicator INTEGER :: ndims TYPE(mp_comm_type) :: comm_2d INTEGER, DIMENSION(2) :: pdims_2d_check, & pdims_2d, task_coor_2d INTEGER, DIMENSION(SIZE(map1_2d) + SIZE(map2_2d)) :: dims, nblks_nd, task_coor LOGICAL, DIMENSION(2) :: periods_2d TYPE(array_list) :: nd_dist TYPE(nd_to_2d_mapping) :: map_blks, map_grid INTEGER :: handle TYPE(dbcsr_tas_dist_t) :: row_dist_obj, col_dist_obj TYPE(dbcsr_t_pgrid_type) :: pgrid_prv LOGICAL :: need_pgrid_remap INTEGER, DIMENSION(ndims_mapping_row(pgrid%nd_index_grid)) :: map1_2d_check INTEGER, DIMENSION(ndims_mapping_column(pgrid%nd_index_grid)) :: map2_2d_check CHARACTER(LEN=*), PARAMETER :: routineN = 'dbcsr_t_distribution_new' CALL timeset(routineN, handle) ndims = SIZE(map1_2d) + SIZE(map2_2d) DBCSR_ASSERT(ndims .GE. 2 .AND. ndims .LE. 4) CALL create_array_list(nd_dist, ndims, nd_dist_1, nd_dist_2, nd_dist_3, nd_dist_4) nblks_nd(:) = sizes_of_arrays(nd_dist) need_pgrid_remap = .TRUE. IF (PRESENT(own_comm)) THEN CALL dbcsr_t_get_mapping_info(pgrid%nd_index_grid, map1_2d=map1_2d_check, map2_2d=map2_2d_check) IF (own_comm) THEN IF (.NOT. array_eq_i(map1_2d_check, map1_2d) .OR. .NOT. array_eq_i(map2_2d_check, map2_2d)) THEN DBCSR_ABORT("map1_2d / map2_2d are not consistent with pgrid") END IF pgrid_prv = pgrid need_pgrid_remap = .FALSE. END IF END IF IF (need_pgrid_remap) CALL dbcsr_t_pgrid_remap(pgrid, map1_2d, map2_2d, pgrid_prv) ! check that 2d process topology is consistent with nd topology. CALL mp_environ_pgrid(pgrid_prv, dims, task_coor) ! process grid index mapping CALL create_nd_to_2d_mapping(map_grid, dims, map1_2d, map2_2d, base=0, col_major=.FALSE.) ! blk index mapping CALL create_nd_to_2d_mapping(map_blks, nblks_nd, map1_2d, map2_2d) row_dist_obj = dbcsr_tas_dist_t(nd_dist, map_blks, map_grid, 1) col_dist_obj = dbcsr_tas_dist_t(nd_dist, map_blks, map_grid, 2) CALL dbcsr_t_get_mapping_info(map_grid, dims_2d=pdims_2d) comm_2d = pgrid_prv%mp_comm_2d CALL mp_environ(comm_2d, 2, pdims_2d_check, task_coor_2d, periods_2d) IF (ANY(pdims_2d_check .NE. pdims_2d)) THEN DBCSR_ABORT("inconsistent process grid dimensions") END IF IF (ALLOCATED(pgrid_prv%tas_split_info)) THEN CALL dbcsr_tas_distribution_new(dist%dist, comm_2d, row_dist_obj, col_dist_obj, split_info=pgrid_prv%tas_split_info) ELSE CALL dbcsr_tas_distribution_new(dist%dist, comm_2d, row_dist_obj, col_dist_obj) ALLOCATE (pgrid_prv%tas_split_info, SOURCE=dist%dist%info) CALL dbcsr_tas_info_hold(pgrid_prv%tas_split_info) END IF dist%nd_dist = nd_dist dist%pgrid = pgrid_prv ALLOCATE (dist%refcount) dist%refcount = 1 CALL timestop(handle) END SUBROUTINE SUBROUTINE dbcsr_t_distribution_destroy(dist) !! Destroy tensor distribution TYPE(dbcsr_t_distribution_type), INTENT(INOUT) :: dist INTEGER :: handle CHARACTER(LEN=*), PARAMETER :: routineN = 'dbcsr_t_distribution_destroy' LOGICAL :: abort CALL timeset(routineN, handle) CALL dbcsr_tas_distribution_destroy(dist%dist) CALL destroy_array_list(dist%nd_dist) abort = .FALSE. IF (.NOT. ASSOCIATED(dist%refcount)) THEN abort = .TRUE. ELSEIF (dist%refcount < 1) THEN abort = .TRUE. END IF IF (abort) THEN DBCSR_ABORT("can not destroy non-existing tensor distribution") END IF dist%refcount = dist%refcount - 1 IF (dist%refcount == 0) THEN CALL dbcsr_t_pgrid_destroy(dist%pgrid) DEALLOCATE (dist%refcount) ELSE CALL dbcsr_t_pgrid_destroy(dist%pgrid, keep_comm=.TRUE.) END IF CALL timestop(handle) END SUBROUTINE SUBROUTINE dbcsr_t_distribution_hold(dist) !! reference counting for distribution (only needed for communicator handle that must be freed !! when no longer needed) TYPE(dbcsr_t_distribution_type), INTENT(IN) :: dist INTEGER, POINTER :: ref IF (dist%refcount < 1) THEN DBCSR_ABORT("can not hold non-existing tensor distribution") END IF ref => dist%refcount ref = ref + 1 END SUBROUTINE FUNCTION dbcsr_t_distribution(tensor) !! get distribution from tensor !! \return distribution TYPE(dbcsr_t_type), INTENT(IN) :: tensor TYPE(dbcsr_t_distribution_type) :: dbcsr_t_distribution CALL dbcsr_tas_get_info(tensor%matrix_rep, distribution=dbcsr_t_distribution%dist) dbcsr_t_distribution%pgrid = tensor%pgrid dbcsr_t_distribution%nd_dist = tensor%nd_dist dbcsr_t_distribution%refcount => dbcsr_t_distribution%refcount END FUNCTION SUBROUTINE dbcsr_t_create_new(tensor, name, dist, map1_2d, map2_2d, data_type, & blk_size_1, blk_size_2, blk_size_3, blk_size_4) !! create a tensor. !! For performance, the arguments map1_2d and map2_2d (controlling matrix representation of tensor) should be !! consistent with the the contraction to be performed (see documentation of dbcsr_t_contract). TYPE(dbcsr_t_type), INTENT(OUT) :: tensor CHARACTER(len=*), INTENT(IN) :: name TYPE(dbcsr_t_distribution_type), INTENT(INOUT) :: dist INTEGER, DIMENSION(:), INTENT(IN) :: map1_2d !! which nd-indices to map to first 2d index and in which order INTEGER, DIMENSION(:), INTENT(IN) :: map2_2d !! which nd-indices to map to first 2d index and in which order INTEGER, INTENT(IN), OPTIONAL :: data_type INTEGER, DIMENSION(:), INTENT(IN), OPTIONAL :: blk_size_1, blk_size_2, blk_size_3, blk_size_4 !! blk sizes in each dimension INTEGER :: ndims INTEGER(KIND=int_8), DIMENSION(2) :: dims_2d INTEGER, DIMENSION(SIZE(map1_2d) + SIZE(map2_2d)) :: dims, pdims, task_coor TYPE(dbcsr_tas_blk_size_t) :: col_blk_size_obj, row_blk_size_obj TYPE(dbcsr_t_distribution_type) :: dist_new TYPE(array_list) :: blk_size, blks_local TYPE(nd_to_2d_mapping) :: map INTEGER :: handle CHARACTER(LEN=*), PARAMETER :: routineN = 'dbcsr_t_create_new' INTEGER, DIMENSION(:), ALLOCATABLE :: blks_local_1, blks_local_2, blks_local_3, blks_local_4 INTEGER, DIMENSION(:), ALLOCATABLE :: dist_1, dist_2, dist_3, dist_4 INTEGER :: iblk_count, iblk INTEGER, DIMENSION(:), ALLOCATABLE :: nblks_local, nfull_local CALL timeset(routineN, handle) ndims = SIZE(map1_2d) + SIZE(map2_2d) CALL create_array_list(blk_size, ndims, blk_size_1, blk_size_2, blk_size_3, blk_size_4) dims = sizes_of_arrays(blk_size) CALL create_nd_to_2d_mapping(map, dims, map1_2d, map2_2d) CALL dbcsr_t_get_mapping_info(map, dims_2d_i8=dims_2d) row_blk_size_obj = dbcsr_tas_blk_size_t(blk_size, map, 1) col_blk_size_obj = dbcsr_tas_blk_size_t(blk_size, map, 2) CALL dbcsr_t_distribution_remap(dist, map1_2d, map2_2d, dist_new) ALLOCATE (tensor%matrix_rep) CALL dbcsr_tas_create(matrix=tensor%matrix_rep, & name=TRIM(name)//" matrix", & dist=dist_new%dist, & row_blk_size=row_blk_size_obj, & col_blk_size=col_blk_size_obj, & data_type=data_type) tensor%owns_matrix = .TRUE. tensor%nd_index_blk = map tensor%name = name CALL dbcsr_tas_finalize(tensor%matrix_rep) CALL destroy_nd_to_2d_mapping(map) ! map element-wise tensor index CALL create_nd_to_2d_mapping(map, sum_of_arrays(blk_size), map1_2d, map2_2d) tensor%nd_index = map tensor%blk_sizes = blk_size CALL mp_environ_pgrid(dist_new%pgrid, pdims, task_coor) # 830 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 1) THEN CALL get_arrays(dist_new%nd_dist, dist_1) END IF # 830 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 2) THEN CALL get_arrays(dist_new%nd_dist, dist_1, dist_2) END IF # 830 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 3) THEN CALL get_arrays(dist_new%nd_dist, dist_1, dist_2, dist_3) END IF # 830 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 4) THEN CALL get_arrays(dist_new%nd_dist, dist_1, dist_2, dist_3, dist_4) END IF # 834 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" ALLOCATE (nblks_local(ndims)) ALLOCATE (nfull_local(ndims)) nfull_local(:) = 0 # 839 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims .GE. 1) THEN nblks_local(1) = COUNT(dist_1 == task_coor(1)) ALLOCATE (blks_local_1 (nblks_local(1))) iblk_count = 0 DO iblk = 1, SIZE(dist_1) IF (dist_1 (iblk) == task_coor(1)) THEN iblk_count = iblk_count + 1 blks_local_1 (iblk_count) = iblk nfull_local(1) = nfull_local(1) + blk_size_1 (iblk) END IF END DO END IF # 839 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims .GE. 2) THEN nblks_local(2) = COUNT(dist_2 == task_coor(2)) ALLOCATE (blks_local_2 (nblks_local(2))) iblk_count = 0 DO iblk = 1, SIZE(dist_2) IF (dist_2 (iblk) == task_coor(2)) THEN iblk_count = iblk_count + 1 blks_local_2 (iblk_count) = iblk nfull_local(2) = nfull_local(2) + blk_size_2 (iblk) END IF END DO END IF # 839 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims .GE. 3) THEN nblks_local(3) = COUNT(dist_3 == task_coor(3)) ALLOCATE (blks_local_3 (nblks_local(3))) iblk_count = 0 DO iblk = 1, SIZE(dist_3) IF (dist_3 (iblk) == task_coor(3)) THEN iblk_count = iblk_count + 1 blks_local_3 (iblk_count) = iblk nfull_local(3) = nfull_local(3) + blk_size_3 (iblk) END IF END DO END IF # 839 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims .GE. 4) THEN nblks_local(4) = COUNT(dist_4 == task_coor(4)) ALLOCATE (blks_local_4 (nblks_local(4))) iblk_count = 0 DO iblk = 1, SIZE(dist_4) IF (dist_4 (iblk) == task_coor(4)) THEN iblk_count = iblk_count + 1 blks_local_4 (iblk_count) = iblk nfull_local(4) = nfull_local(4) + blk_size_4 (iblk) END IF END DO END IF # 852 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" # 854 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 1) THEN CALL create_array_list(blks_local, 1, blks_local_1) END IF # 854 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 2) THEN CALL create_array_list(blks_local, 2, blks_local_1, blks_local_2) END IF # 854 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 3) THEN CALL create_array_list(blks_local, 3, blks_local_1, blks_local_2, blks_local_3) END IF # 854 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 4) THEN CALL create_array_list(blks_local, 4, blks_local_1, blks_local_2, blks_local_3, blks_local_4) END IF # 858 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" ALLOCATE (tensor%nblks_local(ndims)) ALLOCATE (tensor%nfull_local(ndims)) tensor%nblks_local(:) = nblks_local tensor%nfull_local(:) = nfull_local tensor%blks_local = blks_local tensor%nd_dist = dist_new%nd_dist tensor%pgrid = dist_new%pgrid CALL dbcsr_t_distribution_hold(dist_new) tensor%refcount => dist_new%refcount CALL dbcsr_t_distribution_destroy(dist_new) CALL array_offsets(tensor%blk_sizes, tensor%blk_offsets) tensor%valid = .TRUE. CALL timestop(handle) END SUBROUTINE SUBROUTINE dbcsr_t_hold(tensor) !! reference counting for tensors (only needed for communicator handle that must be freed !! when no longer needed) TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER, POINTER :: ref IF (tensor%refcount < 1) THEN DBCSR_ABORT("can not hold non-existing tensor") END IF ref => tensor%refcount ref = ref + 1 END SUBROUTINE SUBROUTINE dbcsr_t_create_template(tensor_in, tensor, name, dist, map1_2d, map2_2d, data_type) !! create a tensor from template TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor_in TYPE(dbcsr_t_type), INTENT(OUT) :: tensor CHARACTER(len=*), INTENT(IN), OPTIONAL :: name TYPE(dbcsr_t_distribution_type), & INTENT(INOUT), OPTIONAL :: dist INTEGER, DIMENSION(:), INTENT(IN), & OPTIONAL :: map1_2d, map2_2d INTEGER, INTENT(IN), OPTIONAL :: data_type INTEGER :: handle CHARACTER(LEN=*), PARAMETER :: routineN = 'dbcsr_t_create_template' INTEGER, DIMENSION(:), ALLOCATABLE :: bsize_1, bsize_2, bsize_3, bsize_4 INTEGER, DIMENSION(:), ALLOCATABLE :: map1_2d_prv, map2_2d_prv CHARACTER(len=default_string_length) :: name_prv TYPE(dbcsr_t_distribution_type) :: dist_prv INTEGER :: data_type_prv CALL timeset(routineN, handle) IF (PRESENT(dist) .OR. PRESENT(map1_2d) .OR. PRESENT(map2_2d)) THEN ! need to create matrix representation from scratch IF (PRESENT(dist)) THEN dist_prv = dist ELSE dist_prv = dbcsr_t_distribution(tensor_in) END IF IF (PRESENT(map1_2d) .AND. PRESENT(map2_2d)) THEN CALL allocate_any(map1_2d_prv, source=map1_2d) CALL allocate_any(map2_2d_prv, source=map2_2d) ELSE ALLOCATE (map1_2d_prv(ndims_matrix_row(tensor_in))) ALLOCATE (map2_2d_prv(ndims_matrix_column(tensor_in))) CALL dbcsr_t_get_mapping_info(tensor_in%nd_index_blk, map1_2d=map1_2d_prv, map2_2d=map2_2d_prv) END IF IF (PRESENT(name)) THEN name_prv = name ELSE name_prv = tensor_in%name END IF IF (PRESENT(data_type)) THEN data_type_prv = data_type ELSE data_type_prv = dbcsr_t_get_data_type(tensor_in) END IF # 940 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims_tensor(tensor_in) == 1) THEN CALL get_arrays(tensor_in%blk_sizes, bsize_1) CALL dbcsr_t_create(tensor, name_prv, dist_prv, map1_2d_prv, map2_2d_prv, & data_type_prv, bsize_1) END IF # 940 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims_tensor(tensor_in) == 2) THEN CALL get_arrays(tensor_in%blk_sizes, bsize_1, bsize_2) CALL dbcsr_t_create(tensor, name_prv, dist_prv, map1_2d_prv, map2_2d_prv, & data_type_prv, bsize_1, bsize_2) END IF # 940 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims_tensor(tensor_in) == 3) THEN CALL get_arrays(tensor_in%blk_sizes, bsize_1, bsize_2, bsize_3) CALL dbcsr_t_create(tensor, name_prv, dist_prv, map1_2d_prv, map2_2d_prv, & data_type_prv, bsize_1, bsize_2, bsize_3) END IF # 940 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims_tensor(tensor_in) == 4) THEN CALL get_arrays(tensor_in%blk_sizes, bsize_1, bsize_2, bsize_3, bsize_4) CALL dbcsr_t_create(tensor, name_prv, dist_prv, map1_2d_prv, map2_2d_prv, & data_type_prv, bsize_1, bsize_2, bsize_3, bsize_4) END IF # 946 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" ELSE ! create matrix representation from template ALLOCATE (tensor%matrix_rep) IF (.NOT. PRESENT(name)) THEN CALL dbcsr_tas_create(tensor_in%matrix_rep, tensor%matrix_rep, & name=TRIM(tensor_in%name)//" matrix", data_type=data_type) ELSE CALL dbcsr_tas_create(tensor_in%matrix_rep, tensor%matrix_rep, name=TRIM(name)//" matrix", data_type=data_type) END IF tensor%owns_matrix = .TRUE. CALL dbcsr_tas_finalize(tensor%matrix_rep) tensor%nd_index_blk = tensor_in%nd_index_blk tensor%nd_index = tensor_in%nd_index tensor%blk_sizes = tensor_in%blk_sizes tensor%blk_offsets = tensor_in%blk_offsets tensor%nd_dist = tensor_in%nd_dist tensor%blks_local = tensor_in%blks_local ALLOCATE (tensor%nblks_local(ndims_tensor(tensor_in))) tensor%nblks_local(:) = tensor_in%nblks_local ALLOCATE (tensor%nfull_local(ndims_tensor(tensor_in))) tensor%nfull_local(:) = tensor_in%nfull_local tensor%pgrid = tensor_in%pgrid tensor%refcount => tensor_in%refcount CALL dbcsr_t_hold(tensor) tensor%valid = .TRUE. IF (PRESENT(name)) THEN tensor%name = name ELSE tensor%name = tensor_in%name END IF END IF CALL timestop(handle) END SUBROUTINE SUBROUTINE dbcsr_t_create_matrix(matrix_in, tensor, order, name) !! Create 2-rank tensor from matrix. TYPE(dbcsr_type), INTENT(IN) :: matrix_in TYPE(dbcsr_t_type), INTENT(OUT) :: tensor INTEGER, DIMENSION(2), INTENT(IN), OPTIONAL :: order CHARACTER(len=*), INTENT(IN), OPTIONAL :: name CHARACTER(len=default_string_length) :: name_in INTEGER, DIMENSION(2) :: order_in INTEGER :: comm_2d_handle, data_type TYPE(dbcsr_distribution_type) :: matrix_dist TYPE(dbcsr_t_distribution_type) :: dist INTEGER, DIMENSION(:), POINTER :: row_blk_size, col_blk_size INTEGER, DIMENSION(:), POINTER :: col_dist, row_dist INTEGER :: handle CHARACTER(LEN=*), PARAMETER :: routineN = 'dbcsr_t_create_matrix' TYPE(dbcsr_t_pgrid_type) :: comm_nd INTEGER, DIMENSION(2) :: pdims_2d TYPE(mp_comm_type) :: comm_2d CALL timeset(routineN, handle) NULLIFY (row_blk_size, col_blk_size, col_dist, row_dist) IF (PRESENT(name)) THEN name_in = name ELSE CALL dbcsr_get_info(matrix_in, name=name_in) END IF IF (PRESENT(order)) THEN order_in = order ELSE order_in = [1, 2] END IF CALL dbcsr_get_info(matrix_in, distribution=matrix_dist) CALL dbcsr_distribution_get(matrix_dist, group=comm_2d_handle, row_dist=row_dist, col_dist=col_dist, & nprows=pdims_2d(1), npcols=pdims_2d(2)) CALL comm_2d%set_handle(comm_2d_handle) comm_nd = dbcsr_t_nd_mp_comm(comm_2d, [order_in(1)], [order_in(2)], pdims_2d=pdims_2d) CALL dbcsr_t_distribution_new_expert( & dist, & comm_nd, & [order_in(1)], [order_in(2)], & row_dist, col_dist, own_comm=.TRUE.) CALL dbcsr_get_info(matrix_in, & data_type=data_type, & row_blk_size=row_blk_size, & col_blk_size=col_blk_size) CALL dbcsr_t_create_new(tensor, name_in, dist, & [order_in(1)], [order_in(2)], & data_type, & row_blk_size, & col_blk_size) CALL dbcsr_t_distribution_destroy(dist) CALL timestop(handle) END SUBROUTINE SUBROUTINE dbcsr_t_destroy(tensor) !! Destroy a tensor TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor INTEGER :: handle CHARACTER(LEN=*), PARAMETER :: routineN = 'dbcsr_t_destroy' LOGICAL :: abort CALL timeset(routineN, handle) IF (tensor%owns_matrix) THEN CALL dbcsr_tas_destroy(tensor%matrix_rep) DEALLOCATE (tensor%matrix_rep) ELSE NULLIFY (tensor%matrix_rep) END IF tensor%owns_matrix = .FALSE. CALL destroy_nd_to_2d_mapping(tensor%nd_index_blk) CALL destroy_nd_to_2d_mapping(tensor%nd_index) !CALL destroy_nd_to_2d_mapping(tensor%nd_index_grid) CALL destroy_array_list(tensor%blk_sizes) CALL destroy_array_list(tensor%blk_offsets) CALL destroy_array_list(tensor%nd_dist) CALL destroy_array_list(tensor%blks_local) DEALLOCATE (tensor%nblks_local, tensor%nfull_local) abort = .FALSE. IF (.NOT. ASSOCIATED(tensor%refcount)) THEN abort = .TRUE. ELSEIF (tensor%refcount < 1) THEN abort = .TRUE. END IF IF (abort) THEN DBCSR_ABORT("can not destroy non-existing tensor") END IF tensor%refcount = tensor%refcount - 1 IF (tensor%refcount == 0) THEN CALL dbcsr_t_pgrid_destroy(tensor%pgrid) !CALL mp_comm_free(tensor%comm_2d) !CALL mp_comm_free(tensor%comm_nd) DEALLOCATE (tensor%refcount) ELSE CALL dbcsr_t_pgrid_destroy(tensor%pgrid, keep_comm=.TRUE.) END IF tensor%valid = .FALSE. tensor%name = "" CALL timestop(handle) END SUBROUTINE PURE FUNCTION dbcsr_t_nblks_total(tensor, idim) !! total numbers of blocks along dimension idim TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER, INTENT(IN) :: idim INTEGER :: dbcsr_t_nblks_total IF (idim > ndims_tensor(tensor)) THEN dbcsr_t_nblks_total = 0 ELSE dbcsr_t_nblks_total = tensor%nd_index_blk%dims_nd(idim) END IF END FUNCTION PURE FUNCTION dbcsr_t_nblks_local(tensor, idim) !! local number of blocks along dimension idim TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER, INTENT(IN) :: idim INTEGER :: dbcsr_t_nblks_local IF (idim > ndims_tensor(tensor)) THEN dbcsr_t_nblks_local = 0 ELSE dbcsr_t_nblks_local = tensor%nblks_local(idim) END IF END FUNCTION PURE FUNCTION ndims_tensor(tensor) !! tensor rank TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER :: ndims_tensor ndims_tensor = tensor%nd_index%ndim_nd END FUNCTION SUBROUTINE dims_tensor(tensor, dims) !! tensor dimensions TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER, DIMENSION(ndims_tensor(tensor)), & INTENT(OUT) :: dims DBCSR_ASSERT(tensor%valid) dims = tensor%nd_index%dims_nd END SUBROUTINE SUBROUTINE blk_dims_tensor(tensor, dims) !! tensor block dimensions TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER, DIMENSION(ndims_tensor(tensor)), & INTENT(OUT) :: dims DBCSR_ASSERT(tensor%valid) dims = tensor%nd_index_blk%dims_nd END SUBROUTINE FUNCTION dbcsr_t_get_data_type(tensor) RESULT(data_type) !! tensor data type TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER :: data_type data_type = dbcsr_tas_get_data_type(tensor%matrix_rep) END FUNCTION SUBROUTINE dbcsr_t_blk_sizes(tensor, ind, blk_size) !! Size of tensor block TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER, DIMENSION(ndims_tensor(tensor)), & INTENT(IN) :: ind INTEGER, DIMENSION(ndims_tensor(tensor)), & INTENT(OUT) :: blk_size blk_size(:) = get_array_elements(tensor%blk_sizes, ind) END SUBROUTINE SUBROUTINE dbcsr_t_blk_offsets(tensor, ind, blk_offset) !! offset of tensor block TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER, DIMENSION(ndims_tensor(tensor)), & INTENT(IN) :: ind !! block index INTEGER, DIMENSION(ndims_tensor(tensor)), & INTENT(OUT) :: blk_offset !! block offset DBCSR_ASSERT(tensor%valid) blk_offset(:) = get_array_elements(tensor%blk_offsets, ind) END SUBROUTINE SUBROUTINE dbcsr_t_get_stored_coordinates(tensor, ind_nd, processor) !! Generalization of dbcsr_get_stored_coordinates for tensors. TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER, DIMENSION(ndims_tensor(tensor)), & INTENT(IN) :: ind_nd INTEGER, INTENT(OUT) :: processor INTEGER(KIND=int_8), DIMENSION(2) :: ind_2d ind_2d(:) = get_2d_indices_tensor(tensor%nd_index_blk, ind_nd) CALL dbcsr_tas_get_stored_coordinates(tensor%matrix_rep, ind_2d(1), ind_2d(2), processor) END SUBROUTINE SUBROUTINE dbcsr_t_pgrid_create(mp_comm, dims, pgrid, tensor_dims) TYPE(mp_comm_type), INTENT(IN) :: mp_comm INTEGER, DIMENSION(:), INTENT(INOUT) :: dims TYPE(dbcsr_t_pgrid_type), INTENT(OUT) :: pgrid INTEGER, DIMENSION(:), INTENT(IN), OPTIONAL :: tensor_dims INTEGER, DIMENSION(:), ALLOCATABLE :: map1_2d, map2_2d INTEGER :: i, ndims ndims = SIZE(dims) ALLOCATE (map1_2d(ndims/2)) ALLOCATE (map2_2d(ndims - ndims/2)) map1_2d(:) = (/(i, i=1, SIZE(map1_2d))/) map2_2d(:) = (/(i, i=SIZE(map1_2d) + 1, SIZE(map1_2d) + SIZE(map2_2d))/) CALL dbcsr_t_pgrid_create_expert(mp_comm, dims, pgrid, map1_2d, map2_2d, tensor_dims) END SUBROUTINE SUBROUTINE dbcsr_t_pgrid_create_expert(mp_comm, dims, pgrid, map1_2d, map2_2d, tensor_dims, nsplit, dimsplit) !! Create an n-dimensional process grid. !! We can not use a n-dimensional MPI cartesian grid for tensors since the mapping between !! n-dim. and 2-dim. index allows for an arbitrary reordering of tensor index. Therefore we can not !! use n-dim. MPI Cartesian grid because it may not be consistent with the respective 2d grid. !! The 2d Cartesian MPI grid is the reference grid (since tensor data is stored as DBCSR matrix) !! and this routine creates an object that is a n-dim. interface to this grid. !! map1_2d and map2_2d don't need to be specified (correctly), grid may be redefined in dbcsr_t_distribution_new !! Note that pgrid is equivalent to a MPI cartesian grid only if map1_2d and map2_2d don't reorder indices !! (which is the case if [map1_2d, map2_2d] == [1, 2, ..., ndims]). Otherwise the mapping of grid !! coordinates to processes depends on the ordering of the indices and is not equivalent to a MPI !! cartesian grid. TYPE(mp_comm_type), INTENT(IN) :: mp_comm !! simple MPI Communicator INTEGER, DIMENSION(:), INTENT(INOUT) :: dims !! grid dimensions - if entries are 0, dimensions are chosen automatically. TYPE(dbcsr_t_pgrid_type), INTENT(OUT) :: pgrid !! n-dimensional grid object INTEGER, DIMENSION(:), INTENT(IN) :: map1_2d, map2_2d !! which nd-indices map to first matrix index and in which order !! which nd-indices map to first matrix index and in which order INTEGER, DIMENSION(:), INTENT(IN), OPTIONAL :: tensor_dims !! tensor block dimensions. If present, process grid dimensions are created such that good !! load balancing is ensured even if some of the tensor dimensions are small (i.e. on the same order !! or smaller than nproc**(1/ndim) where ndim is the tensor rank) INTEGER, INTENT(IN), OPTIONAL :: nsplit, dimsplit !! impose a constant split factor !! which matrix dimension to split INTEGER :: nproc, iproc, ndims, handle INTEGER, DIMENSION(2) :: pdims_2d, pos TYPE(dbcsr_tas_split_info) :: info CHARACTER(LEN=*), PARAMETER :: routineN = 'dbcsr_t_pgrid_create' CALL timeset(routineN, handle) ndims = SIZE(dims) CALL mp_environ(nproc, iproc, mp_comm) IF (ANY(dims == 0)) THEN IF (.NOT. PRESENT(tensor_dims)) THEN CALL mp_dims_create(nproc, dims) ELSE CALL dbcsr_t_mp_dims_create(nproc, dims, tensor_dims) END IF END IF CALL create_nd_to_2d_mapping(pgrid%nd_index_grid, dims, map1_2d, map2_2d, base=0, col_major=.FALSE.) CALL dbcsr_t_get_mapping_info(pgrid%nd_index_grid, dims_2d=pdims_2d) CALL mp_cart_create(mp_comm, 2, pdims_2d, pos, pgrid%mp_comm_2d) IF (PRESENT(nsplit)) THEN DBCSR_ASSERT(PRESENT(dimsplit)) CALL dbcsr_tas_create_split(info, pgrid%mp_comm_2d, dimsplit, nsplit, opt_nsplit=.FALSE.) ALLOCATE (pgrid%tas_split_info, SOURCE=info) END IF ! store number of MPI ranks because we need it for PURE function dbcsr_t_max_nblks_local pgrid%nproc = nproc CALL timestop(handle) END SUBROUTINE SUBROUTINE dbcsr_t_pgrid_destroy(pgrid, keep_comm) !! destroy process grid TYPE(dbcsr_t_pgrid_type), INTENT(INOUT) :: pgrid LOGICAL, INTENT(IN), OPTIONAL :: keep_comm !! if .TRUE. communicator is not freed LOGICAL :: keep_comm_prv IF (PRESENT(keep_comm)) THEN keep_comm_prv = keep_comm ELSE keep_comm_prv = .FALSE. END IF IF (.NOT. keep_comm_prv) CALL mp_comm_free(pgrid%mp_comm_2d) CALL destroy_nd_to_2d_mapping(pgrid%nd_index_grid) IF (ALLOCATED(pgrid%tas_split_info) .AND. .NOT. keep_comm_prv) THEN CALL dbcsr_tas_release_info(pgrid%tas_split_info) DEALLOCATE (pgrid%tas_split_info) END IF END SUBROUTINE SUBROUTINE dbcsr_t_pgrid_set_strict_split(pgrid) !! freeze current split factor such that it is never changed during contraction TYPE(dbcsr_t_pgrid_type), INTENT(INOUT) :: pgrid IF (ALLOCATED(pgrid%tas_split_info)) CALL dbcsr_tas_set_strict_split(pgrid%tas_split_info) END SUBROUTINE SUBROUTINE dbcsr_t_pgrid_remap(pgrid_in, map1_2d, map2_2d, pgrid_out) !! remap a process grid (needed when mapping between tensor and matrix index is changed) TYPE(dbcsr_t_pgrid_type), INTENT(IN) :: pgrid_in INTEGER, DIMENSION(:), INTENT(IN) :: map1_2d, map2_2d !! new mapping !! new mapping TYPE(dbcsr_t_pgrid_type), INTENT(OUT) :: pgrid_out INTEGER, DIMENSION(:), ALLOCATABLE :: dims INTEGER, DIMENSION(ndims_mapping_row(pgrid_in%nd_index_grid)) :: map1_2d_old INTEGER, DIMENSION(ndims_mapping_column(pgrid_in%nd_index_grid)) :: map2_2d_old ALLOCATE (dims(SIZE(map1_2d) + SIZE(map2_2d))) CALL dbcsr_t_get_mapping_info(pgrid_in%nd_index_grid, dims_nd=dims, map1_2d=map1_2d_old, map2_2d=map2_2d_old) CALL dbcsr_t_pgrid_create_expert(pgrid_in%mp_comm_2d, dims, pgrid_out, map1_2d=map1_2d, map2_2d=map2_2d) IF (array_eq_i(map1_2d_old, map1_2d) .AND. array_eq_i(map2_2d_old, map2_2d)) THEN IF (ALLOCATED(pgrid_in%tas_split_info)) THEN ALLOCATE (pgrid_out%tas_split_info, SOURCE=pgrid_in%tas_split_info) CALL dbcsr_tas_info_hold(pgrid_out%tas_split_info) END IF END IF END SUBROUTINE SUBROUTINE dbcsr_t_pgrid_change_dims(pgrid, pdims) !! change dimensions of an existing process grid. TYPE(dbcsr_t_pgrid_type), INTENT(INOUT) :: pgrid !! process grid to be changed INTEGER, DIMENSION(:), INTENT(INOUT) :: pdims !! new process grid dimensions, should all be set > 0 TYPE(dbcsr_t_pgrid_type) :: pgrid_tmp INTEGER :: nsplit, dimsplit INTEGER, DIMENSION(ndims_mapping_row(pgrid%nd_index_grid)) :: map1_2d INTEGER, DIMENSION(ndims_mapping_column(pgrid%nd_index_grid)) :: map2_2d TYPe(nd_to_2d_mapping) :: nd_index_grid INTEGER, DIMENSION(2) :: pdims_2d DBCSR_ASSERT(ALL(pdims > 0)) CALL dbcsr_tas_get_split_info(pgrid%tas_split_info, nsplit=nsplit, split_rowcol=dimsplit) CALL dbcsr_t_get_mapping_info(pgrid%nd_index_grid, map1_2d=map1_2d, map2_2d=map2_2d) CALL create_nd_to_2d_mapping(nd_index_grid, pdims, map1_2d, map2_2d, base=0, col_major=.FALSE.) CALL dbcsr_t_get_mapping_info(nd_index_grid, dims_2d=pdims_2d) IF (MOD(pdims_2d(dimsplit), nsplit) == 0) THEN CALL dbcsr_t_pgrid_create_expert(pgrid%mp_comm_2d, pdims, pgrid_tmp, map1_2d=map1_2d, map2_2d=map2_2d, & nsplit=nsplit, dimsplit=dimsplit) ELSE CALL dbcsr_t_pgrid_create_expert(pgrid%mp_comm_2d, pdims, pgrid_tmp, map1_2d=map1_2d, map2_2d=map2_2d) END IF CALL dbcsr_t_pgrid_destroy(pgrid) pgrid = pgrid_tmp END SUBROUTINE SUBROUTINE dbcsr_t_distribution_remap(dist_in, map1_2d, map2_2d, dist_out) TYPE(dbcsr_t_distribution_type), INTENT(IN) :: dist_in INTEGER, DIMENSION(:), INTENT(IN) :: map1_2d, map2_2d TYPE(dbcsr_t_distribution_type), INTENT(OUT) :: dist_out INTEGER, DIMENSION(:), ALLOCATABLE :: dist_1, dist_2, dist_3, dist_4 INTEGER :: ndims ndims = SIZE(map1_2d) + SIZE(map2_2d) # 1368 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 1) THEN CALL get_arrays(dist_in%nd_dist, dist_1) CALL dbcsr_t_distribution_new_expert(dist_out, dist_in%pgrid, map1_2d, map2_2d, dist_1) END IF # 1368 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 2) THEN CALL get_arrays(dist_in%nd_dist, dist_1, dist_2) CALL dbcsr_t_distribution_new_expert(dist_out, dist_in%pgrid, map1_2d, map2_2d, dist_1, dist_2) END IF # 1368 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 3) THEN CALL get_arrays(dist_in%nd_dist, dist_1, dist_2, dist_3) CALL dbcsr_t_distribution_new_expert(dist_out, dist_in%pgrid, map1_2d, map2_2d, dist_1, dist_2, dist_3) END IF # 1368 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (ndims == 4) THEN CALL get_arrays(dist_in%nd_dist, dist_1, dist_2, dist_3, dist_4) CALL dbcsr_t_distribution_new_expert(dist_out, dist_in%pgrid, map1_2d, map2_2d, dist_1, dist_2, dist_3, dist_4) END IF # 1373 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" END SUBROUTINE SUBROUTINE mp_environ_pgrid(pgrid, dims, task_coor) !! as mp_environ but for special pgrid type TYPE(dbcsr_t_pgrid_type), INTENT(IN) :: pgrid INTEGER, DIMENSION(ndims_mapping(pgrid%nd_index_grid)), INTENT(OUT) :: dims INTEGER, DIMENSION(ndims_mapping(pgrid%nd_index_grid)), INTENT(OUT) :: task_coor INTEGER, DIMENSION(2) :: dims_2d, task_coor_2d INTEGER :: nproc CALL mp_environ(nproc, dims_2d, task_coor_2d, pgrid%mp_comm_2d) CALL mp_environ(nproc, dims_2d, task_coor_2d, pgrid%mp_comm_2d) CALL dbcsr_t_get_mapping_info(pgrid%nd_index_grid, dims_nd=dims) task_coor = get_nd_indices_pgrid(pgrid%nd_index_grid, task_coor_2d) END SUBROUTINE # 1390 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" SUBROUTINE dbcsr_t_set_r_dp (tensor, alpha) !! As dbcsr_set TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor REAL(kind=real_8), INTENT(IN) :: alpha CALL dbcsr_tas_set(tensor%matrix_rep, alpha) END SUBROUTINE # 1390 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" SUBROUTINE dbcsr_t_set_r_sp (tensor, alpha) !! As dbcsr_set TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor REAL(kind=real_4), INTENT(IN) :: alpha CALL dbcsr_tas_set(tensor%matrix_rep, alpha) END SUBROUTINE # 1390 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" SUBROUTINE dbcsr_t_set_c_dp (tensor, alpha) !! As dbcsr_set TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor COMPLEX(kind=real_8), INTENT(IN) :: alpha CALL dbcsr_tas_set(tensor%matrix_rep, alpha) END SUBROUTINE # 1390 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" SUBROUTINE dbcsr_t_set_c_sp (tensor, alpha) !! As dbcsr_set TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor COMPLEX(kind=real_4), INTENT(IN) :: alpha CALL dbcsr_tas_set(tensor%matrix_rep, alpha) END SUBROUTINE # 1397 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" # 1399 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" SUBROUTINE dbcsr_t_filter_r_dp (tensor, eps, method, use_absolute) !! As dbcsr_filter TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor REAL(kind=real_8), INTENT(IN) :: eps INTEGER, INTENT(IN), OPTIONAL :: method LOGICAL, INTENT(IN), OPTIONAL :: use_absolute CALL dbcsr_tas_filter(tensor%matrix_rep, eps, method, use_absolute) END SUBROUTINE # 1399 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" SUBROUTINE dbcsr_t_filter_r_sp (tensor, eps, method, use_absolute) !! As dbcsr_filter TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor REAL(kind=real_4), INTENT(IN) :: eps INTEGER, INTENT(IN), OPTIONAL :: method LOGICAL, INTENT(IN), OPTIONAL :: use_absolute CALL dbcsr_tas_filter(tensor%matrix_rep, eps, method, use_absolute) END SUBROUTINE # 1399 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" SUBROUTINE dbcsr_t_filter_c_dp (tensor, eps, method, use_absolute) !! As dbcsr_filter TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor COMPLEX(kind=real_8), INTENT(IN) :: eps INTEGER, INTENT(IN), OPTIONAL :: method LOGICAL, INTENT(IN), OPTIONAL :: use_absolute CALL dbcsr_tas_filter(tensor%matrix_rep, eps, method, use_absolute) END SUBROUTINE # 1399 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" SUBROUTINE dbcsr_t_filter_c_sp (tensor, eps, method, use_absolute) !! As dbcsr_filter TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor COMPLEX(kind=real_4), INTENT(IN) :: eps INTEGER, INTENT(IN), OPTIONAL :: method LOGICAL, INTENT(IN), OPTIONAL :: use_absolute CALL dbcsr_tas_filter(tensor%matrix_rep, eps, method, use_absolute) END SUBROUTINE # 1411 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" SUBROUTINE dbcsr_t_get_info(tensor, nblks_total, & nfull_total, & nblks_local, & nfull_local, & pdims, & my_ploc, & blks_local_1, blks_local_2, blks_local_3, blks_local_4, & proc_dist_1, proc_dist_2, proc_dist_3, proc_dist_4, & blk_size_1, blk_size_2, blk_size_3, blk_size_4, & blk_offset_1, blk_offset_2, blk_offset_3, blk_offset_4, & distribution, & name, & data_type) !! As dbcsr_get_info but for tensors TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER, INTENT(OUT), OPTIONAL, DIMENSION(ndims_tensor(tensor)) :: nblks_total !! number of blocks along each dimension INTEGER, INTENT(OUT), OPTIONAL, DIMENSION(ndims_tensor(tensor)) :: nfull_total !! number of elements along each dimension INTEGER, INTENT(OUT), OPTIONAL, DIMENSION(ndims_tensor(tensor)) :: nblks_local !! local number of blocks along each dimension INTEGER, INTENT(OUT), OPTIONAL, DIMENSION(ndims_tensor(tensor)) :: nfull_local !! local number of elements along each dimension INTEGER, INTENT(OUT), OPTIONAL, DIMENSION(ndims_tensor(tensor)) :: my_ploc !! process coordinates in process grid INTEGER, INTENT(OUT), OPTIONAL, DIMENSION(ndims_tensor(tensor)) :: pdims !! process grid dimensions # 1440 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" INTEGER, DIMENSION(dbcsr_t_nblks_local(tensor, 1)), INTENT(OUT), OPTIONAL :: blks_local_1 !! local blocks along dimension 1 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 1)), INTENT(OUT), OPTIONAL :: proc_dist_1 !! distribution along dimension 1 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 1)), INTENT(OUT), OPTIONAL :: blk_size_1 !! block sizes along dimension 1 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 1)), INTENT(OUT), OPTIONAL :: blk_offset_1 !! block offsets along dimension 1 # 1440 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" INTEGER, DIMENSION(dbcsr_t_nblks_local(tensor, 2)), INTENT(OUT), OPTIONAL :: blks_local_2 !! local blocks along dimension 2 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 2)), INTENT(OUT), OPTIONAL :: proc_dist_2 !! distribution along dimension 2 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 2)), INTENT(OUT), OPTIONAL :: blk_size_2 !! block sizes along dimension 2 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 2)), INTENT(OUT), OPTIONAL :: blk_offset_2 !! block offsets along dimension 2 # 1440 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" INTEGER, DIMENSION(dbcsr_t_nblks_local(tensor, 3)), INTENT(OUT), OPTIONAL :: blks_local_3 !! local blocks along dimension 3 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 3)), INTENT(OUT), OPTIONAL :: proc_dist_3 !! distribution along dimension 3 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 3)), INTENT(OUT), OPTIONAL :: blk_size_3 !! block sizes along dimension 3 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 3)), INTENT(OUT), OPTIONAL :: blk_offset_3 !! block offsets along dimension 3 # 1440 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" INTEGER, DIMENSION(dbcsr_t_nblks_local(tensor, 4)), INTENT(OUT), OPTIONAL :: blks_local_4 !! local blocks along dimension 4 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 4)), INTENT(OUT), OPTIONAL :: proc_dist_4 !! distribution along dimension 4 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 4)), INTENT(OUT), OPTIONAL :: blk_size_4 !! block sizes along dimension 4 INTEGER, DIMENSION(dbcsr_t_nblks_total(tensor, 4)), INTENT(OUT), OPTIONAL :: blk_offset_4 !! block offsets along dimension 4 # 1449 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" TYPE(dbcsr_t_distribution_type), INTENT(OUT), OPTIONAL :: distribution !! distribution object CHARACTER(len=*), INTENT(OUT), OPTIONAL :: name !! name of tensor INTEGER, INTENT(OUT), OPTIONAL :: data_type !! data type of tensor INTEGER, DIMENSION(ndims_tensor(tensor)) :: pdims_tmp, my_ploc_tmp IF (PRESENT(nblks_total)) CALL dbcsr_t_get_mapping_info(tensor%nd_index_blk, dims_nd=nblks_total) IF (PRESENT(nfull_total)) CALL dbcsr_t_get_mapping_info(tensor%nd_index, dims_nd=nfull_total) IF (PRESENT(nblks_local)) nblks_local(:) = tensor%nblks_local IF (PRESENT(nfull_local)) nfull_local(:) = tensor%nfull_local IF (PRESENT(my_ploc) .OR. PRESENT(pdims)) CALL mp_environ_pgrid(tensor%pgrid, pdims_tmp, my_ploc_tmp) IF (PRESENT(my_ploc)) my_ploc = my_ploc_tmp IF (PRESENT(pdims)) pdims = pdims_tmp # 1467 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (1 <= ndims_tensor(tensor)) THEN IF (PRESENT(blks_local_1)) CALL get_ith_array(tensor%blks_local, 1, & dbcsr_t_nblks_local(tensor, 1), & blks_local_1) IF (PRESENT(proc_dist_1)) CALL get_ith_array(tensor%nd_dist, 1, & dbcsr_t_nblks_total(tensor, 1), & proc_dist_1) IF (PRESENT(blk_size_1)) CALL get_ith_array(tensor%blk_sizes, 1, & dbcsr_t_nblks_total(tensor, 1), & blk_size_1) IF (PRESENT(blk_offset_1)) CALL get_ith_array(tensor%blk_offsets, 1, & dbcsr_t_nblks_total(tensor, 1), & blk_offset_1) END IF # 1467 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (2 <= ndims_tensor(tensor)) THEN IF (PRESENT(blks_local_2)) CALL get_ith_array(tensor%blks_local, 2, & dbcsr_t_nblks_local(tensor, 2), & blks_local_2) IF (PRESENT(proc_dist_2)) CALL get_ith_array(tensor%nd_dist, 2, & dbcsr_t_nblks_total(tensor, 2), & proc_dist_2) IF (PRESENT(blk_size_2)) CALL get_ith_array(tensor%blk_sizes, 2, & dbcsr_t_nblks_total(tensor, 2), & blk_size_2) IF (PRESENT(blk_offset_2)) CALL get_ith_array(tensor%blk_offsets, 2, & dbcsr_t_nblks_total(tensor, 2), & blk_offset_2) END IF # 1467 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (3 <= ndims_tensor(tensor)) THEN IF (PRESENT(blks_local_3)) CALL get_ith_array(tensor%blks_local, 3, & dbcsr_t_nblks_local(tensor, 3), & blks_local_3) IF (PRESENT(proc_dist_3)) CALL get_ith_array(tensor%nd_dist, 3, & dbcsr_t_nblks_total(tensor, 3), & proc_dist_3) IF (PRESENT(blk_size_3)) CALL get_ith_array(tensor%blk_sizes, 3, & dbcsr_t_nblks_total(tensor, 3), & blk_size_3) IF (PRESENT(blk_offset_3)) CALL get_ith_array(tensor%blk_offsets, 3, & dbcsr_t_nblks_total(tensor, 3), & blk_offset_3) END IF # 1467 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (4 <= ndims_tensor(tensor)) THEN IF (PRESENT(blks_local_4)) CALL get_ith_array(tensor%blks_local, 4, & dbcsr_t_nblks_local(tensor, 4), & blks_local_4) IF (PRESENT(proc_dist_4)) CALL get_ith_array(tensor%nd_dist, 4, & dbcsr_t_nblks_total(tensor, 4), & proc_dist_4) IF (PRESENT(blk_size_4)) CALL get_ith_array(tensor%blk_sizes, 4, & dbcsr_t_nblks_total(tensor, 4), & blk_size_4) IF (PRESENT(blk_offset_4)) CALL get_ith_array(tensor%blk_offsets, 4, & dbcsr_t_nblks_total(tensor, 4), & blk_offset_4) END IF # 1482 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_types.F" IF (PRESENT(distribution)) distribution = dbcsr_t_distribution(tensor) IF (PRESENT(name)) name = tensor%name IF (PRESENT(data_type)) data_type = dbcsr_t_get_data_type(tensor) END SUBROUTINE PURE FUNCTION dbcsr_t_get_num_blocks(tensor) RESULT(num_blocks) !! As dbcsr_get_num_blocks: get number of local blocks TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER :: num_blocks num_blocks = dbcsr_tas_get_num_blocks(tensor%matrix_rep) END FUNCTION FUNCTION dbcsr_t_get_num_blocks_total(tensor) RESULT(num_blocks) !! Get total number of blocks TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER(KIND=int_8) :: num_blocks num_blocks = dbcsr_tas_get_num_blocks_total(tensor%matrix_rep) END FUNCTION FUNCTION dbcsr_t_get_data_size(tensor) RESULT(data_size) !! As dbcsr_get_data_size TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER :: data_size data_size = dbcsr_tas_get_data_size(tensor%matrix_rep) END FUNCTION SUBROUTINE dbcsr_t_clear(tensor) !! Clear tensor (s.t. it does not contain any blocks) TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor CALL dbcsr_tas_clear(tensor%matrix_rep) END SUBROUTINE SUBROUTINE dbcsr_t_finalize(tensor) !! Finalize tensor, as dbcsr_finalize. This should be taken care of internally in dbcsr tensors, !! there should not be any need to call this routine outside of dbcsr tensors. TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor CALL dbcsr_tas_finalize(tensor%matrix_rep) END SUBROUTINE SUBROUTINE dbcsr_t_scale(tensor, alpha) !! as dbcsr_scale TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor TYPE(dbcsr_scalar_type), INTENT(IN) :: alpha CALL dbcsr_scale(tensor%matrix_rep%matrix, alpha) END SUBROUTINE PURE FUNCTION dbcsr_t_get_nze(tensor) TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER :: dbcsr_t_get_nze dbcsr_t_get_nze = dbcsr_tas_get_nze(tensor%matrix_rep) END FUNCTION FUNCTION dbcsr_t_get_nze_total(tensor) TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER(KIND=int_8) :: dbcsr_t_get_nze_total dbcsr_t_get_nze_total = dbcsr_tas_get_nze_total(tensor%matrix_rep) END FUNCTION PURE FUNCTION dbcsr_t_blk_size(tensor, ind, idim) !! block size of block with index ind along dimension idim TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER, DIMENSION(ndims_tensor(tensor)), & INTENT(IN) :: ind INTEGER, INTENT(IN) :: idim INTEGER, DIMENSION(ndims_tensor(tensor)) :: blk_size INTEGER :: dbcsr_t_blk_size IF (idim > ndims_tensor(tensor)) THEN dbcsr_t_blk_size = 0 ELSE blk_size(:) = get_array_elements(tensor%blk_sizes, ind) dbcsr_t_blk_size = blk_size(idim) END IF END FUNCTION PURE FUNCTION ndims_matrix_row(tensor) !! how many tensor dimensions are mapped to matrix row TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER(int_8) :: ndims_matrix_row ndims_matrix_row = ndims_mapping_row(tensor%nd_index_blk) END FUNCTION PURE FUNCTION ndims_matrix_column(tensor) !! how many tensor dimensions are mapped to matrix column TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER(int_8) :: ndims_matrix_column ndims_matrix_column = ndims_mapping_column(tensor%nd_index_blk) END FUNCTION PURE FUNCTION dbcsr_t_max_nblks_local(tensor) RESULT(blk_count) !! returns an estimate of maximum number of local blocks in tensor !! (irrespective of the actual number of currently present blocks) !! this estimate is based on the following assumption: tensor data is dense and !! load balancing is within a factor of 2 TYPE(dbcsr_t_type), INTENT(IN) :: tensor INTEGER :: blk_count, nproc INTEGER, DIMENSION(ndims_tensor(tensor)) :: bdims INTEGER(int_8) :: blk_count_total INTEGER, PARAMETER :: max_load_imbalance = 2 CALL dbcsr_t_get_mapping_info(tensor%nd_index_blk, dims_nd=bdims) blk_count_total = PRODUCT(INT(bdims, int_8)) ! can not call an MPI routine due to PURE !CALL mp_environ(nproc, myproc, tensor%pgrid%mp_comm_2d) nproc = tensor%pgrid%nproc blk_count = INT(blk_count_total/nproc*max_load_imbalance) END FUNCTION SUBROUTINE dbcsr_t_default_distvec(nblk, nproc, blk_size, dist) !! get a load-balanced and randomized distribution along one tensor dimension INTEGER, INTENT(IN) :: nblk !! number of blocks (along one tensor dimension) INTEGER, INTENT(IN) :: nproc !! number of processes (along one process grid dimension) INTEGER, DIMENSION(nblk), INTENT(IN) :: blk_size !! block sizes INTEGER, DIMENSION(nblk), INTENT(OUT) :: dist !! distribution CALL dbcsr_tas_default_distvec(nblk, nproc, blk_size, dist) END SUBROUTINE SUBROUTINE dbcsr_t_copy_contraction_storage(tensor_in, tensor_out) TYPE(dbcsr_t_type), INTENT(IN) :: tensor_in TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor_out TYPE(dbcsr_t_contraction_storage), ALLOCATABLE :: tensor_storage_tmp TYPE(dbcsr_tas_mm_storage), ALLOCATABLE :: tas_storage_tmp IF (tensor_in%matrix_rep%do_batched > 0) THEN ALLOCATE (tas_storage_tmp, SOURCE=tensor_in%matrix_rep%mm_storage) ! transfer data for batched contraction IF (ALLOCATED(tensor_out%matrix_rep%mm_storage)) DEALLOCATE (tensor_out%matrix_rep%mm_storage) CALL move_alloc(tas_storage_tmp, tensor_out%matrix_rep%mm_storage) END IF CALL dbcsr_tas_set_batched_state(tensor_out%matrix_rep, state=tensor_in%matrix_rep%do_batched, & opt_grid=tensor_in%matrix_rep%has_opt_pgrid) IF (ALLOCATED(tensor_in%contraction_storage)) THEN ALLOCATE (tensor_storage_tmp, SOURCE=tensor_in%contraction_storage) END IF IF (ALLOCATED(tensor_out%contraction_storage)) DEALLOCATE (tensor_out%contraction_storage) IF (ALLOCATED(tensor_storage_tmp)) CALL move_alloc(tensor_storage_tmp, tensor_out%contraction_storage) END SUBROUTINE END MODULE