# 1 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.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_reshape !! Routines to reshape / redistribute tensors # 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" # 14 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" 2 # 15 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" # 16 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" USE dbcsr_allocate_wrap, ONLY: allocate_any USE dbcsr_tas_base, ONLY: dbcsr_tas_copy, dbcsr_tas_get_info, dbcsr_tas_info USE dbcsr_tensor_block, ONLY: & block_nd, create_block, destroy_block, dbcsr_t_iterator_type, dbcsr_t_iterator_next_block, & dbcsr_t_iterator_blocks_left, dbcsr_t_iterator_start, dbcsr_t_iterator_stop, dbcsr_t_get_block, & dbcsr_t_reserve_blocks, dbcsr_t_put_block USE dbcsr_tensor_types, ONLY: dbcsr_t_blk_sizes, & dbcsr_t_create, & dbcsr_t_get_data_type, & dbcsr_t_type, & ndims_tensor, & dbcsr_t_get_stored_coordinates, & dbcsr_t_clear USE dbcsr_kinds, ONLY: default_string_length USE dbcsr_kinds, ONLY: real_4, real_8 USE dbcsr_api, ONLY: dbcsr_type_complex_4, dbcsr_type_real_8, dbcsr_type_complex_8, dbcsr_type_real_4 USE dbcsr_mpiwrap, ONLY: mp_alltoall, & mp_environ, & mp_irecv, & mp_isend, & mp_waitall, mp_comm_type, mp_request_type #include "base/dbcsr_base_uses.f90" IMPLICIT NONE PRIVATE CHARACTER(len=*), PARAMETER, PRIVATE :: moduleN = 'dbcsr_tensor_reshape' PUBLIC :: & dbcsr_t_reshape TYPE block_buffer_type INTEGER :: ndim = -1 INTEGER :: nblock = -1 INTEGER, DIMENSION(:, :), ALLOCATABLE :: indx # 53 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" REAL(kind=real_8), DIMENSION(:), ALLOCATABLE :: msg_r_dp # 53 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" REAL(kind=real_4), DIMENSION(:), ALLOCATABLE :: msg_r_sp # 53 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" COMPLEX(kind=real_8), DIMENSION(:), ALLOCATABLE :: msg_c_dp # 53 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" COMPLEX(kind=real_4), DIMENSION(:), ALLOCATABLE :: msg_c_sp # 55 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" INTEGER :: data_type = -1 INTEGER :: endpos = -1 END TYPE INTERFACE block_buffer_add_block # 61 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" MODULE PROCEDURE block_buffer_add_block_r_dp # 61 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" MODULE PROCEDURE block_buffer_add_block_r_sp # 61 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" MODULE PROCEDURE block_buffer_add_block_c_dp # 61 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" MODULE PROCEDURE block_buffer_add_block_c_sp # 63 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" END INTERFACE CONTAINS SUBROUTINE dbcsr_t_reshape(tensor_in, tensor_out, summation, move_data) !! copy data (involves reshape) TYPE(dbcsr_t_type), INTENT(INOUT) :: tensor_in, tensor_out LOGICAL, INTENT(IN), OPTIONAL :: summation !! tensor_out = tensor_out + tensor_in move_data memory optimization: transfer data from tensor_in to tensor_out s.t. !! tensor_in is empty on return LOGICAL, INTENT(IN), OPTIONAL :: move_data INTEGER :: blk, iproc, mynode, ndata, & numnodes, bcount, nblk INTEGER, ALLOCATABLE, DIMENSION(:) :: num_blocks_recv, num_blocks_send, & num_entries_recv, num_entries_send, & num_rec, num_send INTEGER, ALLOCATABLE, DIMENSION(:, :) :: index_recv, blks_to_allocate TYPE(dbcsr_t_iterator_type) :: iter TYPE(block_nd) :: blk_data TYPE(block_buffer_type), ALLOCATABLE, DIMENSION(:) :: buffer_recv, buffer_send INTEGER, DIMENSION(ndims_tensor(tensor_in)) :: blk_size, ind_nd, index LOGICAL :: found, summation_prv, move_prv TYPE(mp_comm_type) :: mp_comm TYPE(mp_request_type), ALLOCATABLE, DIMENSION(:, :) :: req_array IF (PRESENT(summation)) THEN summation_prv = summation ELSE summation_prv = .FALSE. END IF IF (PRESENT(move_data)) THEN move_prv = move_data ELSE move_prv = .FALSE. END IF DBCSR_ASSERT(tensor_out%valid) IF (.NOT. summation_prv) CALL dbcsr_t_clear(tensor_out) mp_comm = tensor_in%pgrid%mp_comm_2d CALL mp_environ(numnodes, mynode, mp_comm) ALLOCATE (buffer_send(0:numnodes - 1)) ALLOCATE (buffer_recv(0:numnodes - 1)) ALLOCATE (num_blocks_recv(0:numnodes - 1)) ALLOCATE (num_blocks_send(0:numnodes - 1)) ALLOCATE (num_entries_recv(0:numnodes - 1)) ALLOCATE (num_entries_send(0:numnodes - 1)) ALLOCATE (num_rec(0:2*numnodes - 1)) ALLOCATE (num_send(0:2*numnodes - 1)) num_send(:) = 0 ALLOCATE (req_array(1:numnodes, 4)) CALL dbcsr_t_iterator_start(iter, tensor_in) DO WHILE (dbcsr_t_iterator_blocks_left(iter)) CALL dbcsr_t_iterator_next_block(iter, ind_nd, blk, blk_size=blk_size) CALL dbcsr_t_get_stored_coordinates(tensor_out, ind_nd, iproc) num_send(2*iproc) = num_send(2*iproc) + PRODUCT(blk_size) num_send(2*iproc + 1) = num_send(2*iproc + 1) + 1 END DO CALL dbcsr_t_iterator_stop(iter) CALL mp_alltoall(num_send, num_rec, 2, mp_comm) DO iproc = 0, numnodes - 1 num_entries_recv(iproc) = num_rec(2*iproc) num_blocks_recv(iproc) = num_rec(2*iproc + 1) num_entries_send(iproc) = num_send(2*iproc) num_blocks_send(iproc) = num_send(2*iproc + 1) CALL block_buffer_create(buffer_send(iproc), num_blocks_send(iproc), num_entries_send(iproc), & dbcsr_t_get_data_type(tensor_in), ndims_tensor(tensor_in)) CALL block_buffer_create(buffer_recv(iproc), num_blocks_recv(iproc), num_entries_recv(iproc), & dbcsr_t_get_data_type(tensor_in), ndims_tensor(tensor_in)) END DO CALL dbcsr_t_iterator_start(iter, tensor_in) DO WHILE (dbcsr_t_iterator_blocks_left(iter)) CALL dbcsr_t_iterator_next_block(iter, ind_nd, blk, blk_size=blk_size) CALL dbcsr_t_get_block(tensor_in, ind_nd, blk_data, found) DBCSR_ASSERT(found) CALL dbcsr_t_get_stored_coordinates(tensor_out, ind_nd, iproc) CALL block_buffer_add_anyd_block(buffer_send(iproc), ind_nd, blk_data) CALL destroy_block(blk_data) END DO CALL dbcsr_t_iterator_stop(iter) IF (move_prv) CALL dbcsr_t_clear(tensor_in) CALL dbcsr_t_communicate_buffer(mp_comm, buffer_recv, buffer_send, req_array) DO iproc = 0, numnodes - 1 CALL block_buffer_destroy(buffer_send(iproc)) END DO nblk = SUM(num_blocks_recv) ALLOCATE (blks_to_allocate(nblk, ndims_tensor(tensor_in))) bcount = 0 DO iproc = 0, numnodes - 1 CALL block_buffer_get_index(buffer_recv(iproc), index_recv) blks_to_allocate(bcount + 1:bcount + SIZE(index_recv, 1), :) = index_recv(:, :) bcount = bcount + SIZE(index_recv, 1) DEALLOCATE (index_recv) END DO CALL dbcsr_t_reserve_blocks(tensor_out, blks_to_allocate) DEALLOCATE (blks_to_allocate) DO iproc = 0, numnodes - 1 DO WHILE (block_buffer_blocks_left(buffer_recv(iproc))) CALL block_buffer_get_next_anyd_block(buffer_recv(iproc), ndata, index) CALL dbcsr_t_blk_sizes(tensor_in, index, blk_size) ! create block CALL create_block(blk_data, blk_size, dbcsr_t_get_data_type(tensor_in)) ! get actual block data CALL block_buffer_get_next_anyd_block(buffer_recv(iproc), ndata, index, blk_data) CALL dbcsr_t_put_block(tensor_out, index, blk_data, summation=summation) CALL destroy_block(blk_data) END DO CALL block_buffer_destroy(buffer_recv(iproc)) END DO END SUBROUTINE SUBROUTINE block_buffer_create(buffer, nblock, ndata, data_type, ndim) !! Create block buffer for MPI communication. TYPE(block_buffer_type), INTENT(OUT) :: buffer !! block buffer INTEGER, INTENT(IN) :: nblock, ndata, data_type, ndim !! number of blocks !! total number of block entries !! number of dimensions buffer%nblock = nblock buffer%data_type = data_type buffer%endpos = 0 buffer%ndim = ndim SELECT CASE (data_type) # 201 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_8) ALLOCATE (buffer%msg_r_dp (ndata)) # 201 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_4) ALLOCATE (buffer%msg_r_sp (ndata)) # 201 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_8) ALLOCATE (buffer%msg_c_dp (ndata)) # 201 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_4) ALLOCATE (buffer%msg_c_sp (ndata)) # 204 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" END SELECT ALLOCATE (buffer%indx(nblock, ndim + 1)) END SUBROUTINE block_buffer_create SUBROUTINE block_buffer_destroy(buffer) TYPE(block_buffer_type), INTENT(INOUT) :: buffer SELECT CASE (buffer%data_type) # 213 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_8) DEALLOCATE (buffer%msg_r_dp) # 213 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_4) DEALLOCATE (buffer%msg_r_sp) # 213 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_8) DEALLOCATE (buffer%msg_c_dp) # 213 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_4) DEALLOCATE (buffer%msg_c_sp) # 216 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" END SELECT DEALLOCATE (buffer%indx) buffer%nblock = -1 buffer%data_type = -1 buffer%ndim = -1 buffer%endpos = -1 END SUBROUTINE block_buffer_destroy PURE FUNCTION ndims_buffer(buffer) TYPE(block_buffer_type), INTENT(IN) :: buffer INTEGER :: ndims_buffer ndims_buffer = buffer%ndim END FUNCTION SUBROUTINE block_buffer_add_anyd_block(buffer, index, block) !! insert a block into block buffer (at current iterator position) TYPE(block_buffer_type), INTENT(INOUT) :: buffer INTEGER, DIMENSION(ndims_buffer(buffer)), & INTENT(IN) :: index !! index of block TYPE(block_nd), INTENT(IN) :: block !! block SELECT CASE (block%data_type) # 243 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_8) CALL block_buffer_add_block_r_dp (buffer, SIZE(block%r_dp%blk), index, block%r_dp%blk) # 243 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_4) CALL block_buffer_add_block_r_sp (buffer, SIZE(block%r_sp%blk), index, block%r_sp%blk) # 243 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_8) CALL block_buffer_add_block_c_dp (buffer, SIZE(block%c_dp%blk), index, block%c_dp%blk) # 243 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_4) CALL block_buffer_add_block_c_sp (buffer, SIZE(block%c_sp%blk), index, block%c_sp%blk) # 246 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" END SELECT END SUBROUTINE SUBROUTINE block_buffer_get_next_anyd_block(buffer, ndata, index, block, advance_iter) !! get next block from buffer. Iterator is advanced only if block is retrieved or advance_iter. TYPE(block_buffer_type), INTENT(INOUT) :: buffer INTEGER, INTENT(OUT) :: ndata INTEGER, DIMENSION(ndims_buffer(buffer)), & INTENT(OUT) :: index TYPE(block_nd), INTENT(INOUT), OPTIONAL :: block LOGICAL, INTENT(IN), OPTIONAL :: advance_iter SELECT CASE (buffer%data_type) # 260 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_8) IF (PRESENT(block)) THEN CALL block_buffer_get_next_block_r_dp (buffer, ndata, index, block%r_dp%blk, advance_iter=advance_iter) ELSE CALL block_buffer_get_next_block_r_dp (buffer, ndata, index, advance_iter=advance_iter) END IF # 260 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_4) IF (PRESENT(block)) THEN CALL block_buffer_get_next_block_r_sp (buffer, ndata, index, block%r_sp%blk, advance_iter=advance_iter) ELSE CALL block_buffer_get_next_block_r_sp (buffer, ndata, index, advance_iter=advance_iter) END IF # 260 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_8) IF (PRESENT(block)) THEN CALL block_buffer_get_next_block_c_dp (buffer, ndata, index, block%c_dp%blk, advance_iter=advance_iter) ELSE CALL block_buffer_get_next_block_c_dp (buffer, ndata, index, advance_iter=advance_iter) END IF # 260 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_4) IF (PRESENT(block)) THEN CALL block_buffer_get_next_block_c_sp (buffer, ndata, index, block%c_sp%blk, advance_iter=advance_iter) ELSE CALL block_buffer_get_next_block_c_sp (buffer, ndata, index, advance_iter=advance_iter) END IF # 267 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" END SELECT END SUBROUTINE SUBROUTINE block_buffer_get_index(buffer, index) !! Get all indices from buffer TYPE(block_buffer_type), INTENT(IN) :: buffer INTEGER, INTENT(OUT), DIMENSION(:, :), ALLOCATABLE :: index INTEGER, DIMENSION(2) :: indx_shape indx_shape = SHAPE(buffer%indx) - [0, 1] CALL allocate_any(index, source=buffer%indx(1:indx_shape(1), 1:indx_shape(2))) END SUBROUTINE PURE FUNCTION block_buffer_blocks_left(buffer) !! how many blocks left in iterator TYPE(block_buffer_type), INTENT(IN) :: buffer LOGICAL :: block_buffer_blocks_left block_buffer_blocks_left = buffer%endpos .LT. buffer%nblock END FUNCTION SUBROUTINE dbcsr_t_communicate_buffer(mp_comm, buffer_recv, buffer_send, req_array) !! communicate buffer TYPE(mp_comm_type), INTENT(IN) :: mp_comm TYPE(block_buffer_type), DIMENSION(0:), INTENT(INOUT) :: buffer_recv, buffer_send TYPE(mp_request_type), DIMENSION(:, :), INTENT(OUT) :: req_array INTEGER :: iproc, mynode, numnodes, rec_counter, & send_counter INTEGER :: handle CHARACTER(LEN=*), PARAMETER :: routineN = 'dbcsr_t_communicate_buffer' CALL timeset(routineN, handle) CALL mp_environ(numnodes, mynode, mp_comm) IF (numnodes > 1) THEN send_counter = 0 rec_counter = 0 DO iproc = 0, numnodes - 1 IF (buffer_recv(iproc)%nblock > 0) THEN rec_counter = rec_counter + 1 CALL mp_irecv(buffer_recv(iproc)%indx, iproc, mp_comm, req_array(rec_counter, 3), tag=4) SELECT CASE (buffer_recv(iproc)%data_type) # 313 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_8) CALL mp_irecv(buffer_recv(iproc)%msg_r_dp, iproc, mp_comm, req_array(rec_counter, 4), tag=7) # 313 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_4) CALL mp_irecv(buffer_recv(iproc)%msg_r_sp, iproc, mp_comm, req_array(rec_counter, 4), tag=7) # 313 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_8) CALL mp_irecv(buffer_recv(iproc)%msg_c_dp, iproc, mp_comm, req_array(rec_counter, 4), tag=7) # 313 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_4) CALL mp_irecv(buffer_recv(iproc)%msg_c_sp, iproc, mp_comm, req_array(rec_counter, 4), tag=7) # 316 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" END SELECT END IF END DO DO iproc = 0, numnodes - 1 IF (buffer_send(iproc)%nblock > 0) THEN send_counter = send_counter + 1 CALL mp_isend(buffer_send(iproc)%indx, iproc, mp_comm, req_array(send_counter, 1), tag=4) SELECT CASE (buffer_recv(iproc)%data_type) # 326 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_8) CALL mp_isend(buffer_send(iproc)%msg_r_dp, iproc, mp_comm, req_array(send_counter, 2), tag=7) # 326 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_4) CALL mp_isend(buffer_send(iproc)%msg_r_sp, iproc, mp_comm, req_array(send_counter, 2), tag=7) # 326 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_8) CALL mp_isend(buffer_send(iproc)%msg_c_dp, iproc, mp_comm, req_array(send_counter, 2), tag=7) # 326 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_4) CALL mp_isend(buffer_send(iproc)%msg_c_sp, iproc, mp_comm, req_array(send_counter, 2), tag=7) # 329 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" END SELECT END IF END DO IF (send_counter > 0) THEN CALL mp_waitall(req_array(1:send_counter, 1:2)) END IF IF (rec_counter > 0) THEN CALL mp_waitall(req_array(1:rec_counter, 3:4)) END IF ELSE IF (buffer_recv(0)%nblock > 0) THEN buffer_recv(0)%indx(:, :) = buffer_send(0)%indx(:, :) SELECT CASE (buffer_recv(0)%data_type) # 345 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_8) buffer_recv(0)%msg_r_dp (:) = buffer_send(0)%msg_r_dp (:) # 345 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_real_4) buffer_recv(0)%msg_r_sp (:) = buffer_send(0)%msg_r_sp (:) # 345 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_8) buffer_recv(0)%msg_c_dp (:) = buffer_send(0)%msg_c_dp (:) # 345 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" CASE (dbcsr_type_complex_4) buffer_recv(0)%msg_c_sp (:) = buffer_send(0)%msg_c_sp (:) # 348 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" END SELECT END IF END IF CALL timestop(handle) END SUBROUTINE # 356 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" SUBROUTINE block_buffer_add_block_r_dp (buffer, ndata, index, block) !! add block to buffer. TYPE(block_buffer_type), INTENT(INOUT) :: buffer INTEGER, INTENT(IN) :: ndata REAL(kind=real_8), DIMENSION(ndata), INTENT(IN) :: block INTEGER, DIMENSION(ndims_buffer(buffer)), INTENT(IN) :: index INTEGER :: p, ndims, p_data DBCSR_ASSERT(buffer%data_type .EQ. dbcsr_type_real_8) ndims = ndims_buffer(buffer) p = buffer%endpos IF (p .EQ. 0) THEN p_data = 0 ELSE p_data = buffer%indx(p, ndims + 1) END IF buffer%msg_r_dp (p_data + 1:p_data + ndata) = block(:) buffer%indx(p + 1, 1:ndims) = index(:) IF (p > 0) THEN buffer%indx(p + 1, ndims + 1) = buffer%indx(p, ndims + 1) + ndata ELSE buffer%indx(p + 1, ndims + 1) = ndata END IF buffer%endpos = buffer%endpos + 1 END SUBROUTINE # 356 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" SUBROUTINE block_buffer_add_block_r_sp (buffer, ndata, index, block) !! add block to buffer. TYPE(block_buffer_type), INTENT(INOUT) :: buffer INTEGER, INTENT(IN) :: ndata REAL(kind=real_4), DIMENSION(ndata), INTENT(IN) :: block INTEGER, DIMENSION(ndims_buffer(buffer)), INTENT(IN) :: index INTEGER :: p, ndims, p_data DBCSR_ASSERT(buffer%data_type .EQ. dbcsr_type_real_4) ndims = ndims_buffer(buffer) p = buffer%endpos IF (p .EQ. 0) THEN p_data = 0 ELSE p_data = buffer%indx(p, ndims + 1) END IF buffer%msg_r_sp (p_data + 1:p_data + ndata) = block(:) buffer%indx(p + 1, 1:ndims) = index(:) IF (p > 0) THEN buffer%indx(p + 1, ndims + 1) = buffer%indx(p, ndims + 1) + ndata ELSE buffer%indx(p + 1, ndims + 1) = ndata END IF buffer%endpos = buffer%endpos + 1 END SUBROUTINE # 356 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" SUBROUTINE block_buffer_add_block_c_dp (buffer, ndata, index, block) !! add block to buffer. TYPE(block_buffer_type), INTENT(INOUT) :: buffer INTEGER, INTENT(IN) :: ndata COMPLEX(kind=real_8), DIMENSION(ndata), INTENT(IN) :: block INTEGER, DIMENSION(ndims_buffer(buffer)), INTENT(IN) :: index INTEGER :: p, ndims, p_data DBCSR_ASSERT(buffer%data_type .EQ. dbcsr_type_complex_8) ndims = ndims_buffer(buffer) p = buffer%endpos IF (p .EQ. 0) THEN p_data = 0 ELSE p_data = buffer%indx(p, ndims + 1) END IF buffer%msg_c_dp (p_data + 1:p_data + ndata) = block(:) buffer%indx(p + 1, 1:ndims) = index(:) IF (p > 0) THEN buffer%indx(p + 1, ndims + 1) = buffer%indx(p, ndims + 1) + ndata ELSE buffer%indx(p + 1, ndims + 1) = ndata END IF buffer%endpos = buffer%endpos + 1 END SUBROUTINE # 356 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" SUBROUTINE block_buffer_add_block_c_sp (buffer, ndata, index, block) !! add block to buffer. TYPE(block_buffer_type), INTENT(INOUT) :: buffer INTEGER, INTENT(IN) :: ndata COMPLEX(kind=real_4), DIMENSION(ndata), INTENT(IN) :: block INTEGER, DIMENSION(ndims_buffer(buffer)), INTENT(IN) :: index INTEGER :: p, ndims, p_data DBCSR_ASSERT(buffer%data_type .EQ. dbcsr_type_complex_4) ndims = ndims_buffer(buffer) p = buffer%endpos IF (p .EQ. 0) THEN p_data = 0 ELSE p_data = buffer%indx(p, ndims + 1) END IF buffer%msg_c_sp (p_data + 1:p_data + ndata) = block(:) buffer%indx(p + 1, 1:ndims) = index(:) IF (p > 0) THEN buffer%indx(p + 1, ndims + 1) = buffer%indx(p, ndims + 1) + ndata ELSE buffer%indx(p + 1, ndims + 1) = ndata END IF buffer%endpos = buffer%endpos + 1 END SUBROUTINE # 382 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" # 384 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" SUBROUTINE block_buffer_get_next_block_r_dp (buffer, ndata, index, block, advance_iter) !! get next block from buffer. Iterator is advanced only if block is retrieved or advance_iter. TYPE(block_buffer_type), INTENT(INOUT) :: buffer INTEGER, INTENT(OUT) :: ndata REAL(kind=real_8), DIMENSION(:), ALLOCATABLE, OPTIONAL, INTENT(OUT) :: block INTEGER, DIMENSION(ndims_buffer(buffer)), INTENT(OUT) :: index INTEGER :: p, ndims, p_data LOGICAL, INTENT(IN), OPTIONAL :: advance_iter LOGICAL :: do_advance do_advance = .FALSE. IF (PRESENT(advance_iter)) THEN do_advance = advance_iter ELSE IF (PRESENT(block)) THEN do_advance = .TRUE. END IF DBCSR_ASSERT(buffer%data_type .EQ. dbcsr_type_real_8) ndims = ndims_buffer(buffer) p = buffer%endpos IF (p .EQ. 0) THEN p_data = 0 ELSE p_data = buffer%indx(p, ndims + 1) END IF IF (p > 0) THEN ndata = buffer%indx(p + 1, ndims + 1) - buffer%indx(p, ndims + 1) ELSE ndata = buffer%indx(p + 1, ndims + 1) END IF index(:) = buffer%indx(p + 1, 1:ndims) IF (PRESENT(block)) THEN CALL allocate_any(block, source=buffer%msg_r_dp (p_data + 1:p_data + ndata)) END IF IF (do_advance) buffer%endpos = buffer%endpos + 1 END SUBROUTINE # 384 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" SUBROUTINE block_buffer_get_next_block_r_sp (buffer, ndata, index, block, advance_iter) !! get next block from buffer. Iterator is advanced only if block is retrieved or advance_iter. TYPE(block_buffer_type), INTENT(INOUT) :: buffer INTEGER, INTENT(OUT) :: ndata REAL(kind=real_4), DIMENSION(:), ALLOCATABLE, OPTIONAL, INTENT(OUT) :: block INTEGER, DIMENSION(ndims_buffer(buffer)), INTENT(OUT) :: index INTEGER :: p, ndims, p_data LOGICAL, INTENT(IN), OPTIONAL :: advance_iter LOGICAL :: do_advance do_advance = .FALSE. IF (PRESENT(advance_iter)) THEN do_advance = advance_iter ELSE IF (PRESENT(block)) THEN do_advance = .TRUE. END IF DBCSR_ASSERT(buffer%data_type .EQ. dbcsr_type_real_4) ndims = ndims_buffer(buffer) p = buffer%endpos IF (p .EQ. 0) THEN p_data = 0 ELSE p_data = buffer%indx(p, ndims + 1) END IF IF (p > 0) THEN ndata = buffer%indx(p + 1, ndims + 1) - buffer%indx(p, ndims + 1) ELSE ndata = buffer%indx(p + 1, ndims + 1) END IF index(:) = buffer%indx(p + 1, 1:ndims) IF (PRESENT(block)) THEN CALL allocate_any(block, source=buffer%msg_r_sp (p_data + 1:p_data + ndata)) END IF IF (do_advance) buffer%endpos = buffer%endpos + 1 END SUBROUTINE # 384 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" SUBROUTINE block_buffer_get_next_block_c_dp (buffer, ndata, index, block, advance_iter) !! get next block from buffer. Iterator is advanced only if block is retrieved or advance_iter. TYPE(block_buffer_type), INTENT(INOUT) :: buffer INTEGER, INTENT(OUT) :: ndata COMPLEX(kind=real_8), DIMENSION(:), ALLOCATABLE, OPTIONAL, INTENT(OUT) :: block INTEGER, DIMENSION(ndims_buffer(buffer)), INTENT(OUT) :: index INTEGER :: p, ndims, p_data LOGICAL, INTENT(IN), OPTIONAL :: advance_iter LOGICAL :: do_advance do_advance = .FALSE. IF (PRESENT(advance_iter)) THEN do_advance = advance_iter ELSE IF (PRESENT(block)) THEN do_advance = .TRUE. END IF DBCSR_ASSERT(buffer%data_type .EQ. dbcsr_type_complex_8) ndims = ndims_buffer(buffer) p = buffer%endpos IF (p .EQ. 0) THEN p_data = 0 ELSE p_data = buffer%indx(p, ndims + 1) END IF IF (p > 0) THEN ndata = buffer%indx(p + 1, ndims + 1) - buffer%indx(p, ndims + 1) ELSE ndata = buffer%indx(p + 1, ndims + 1) END IF index(:) = buffer%indx(p + 1, 1:ndims) IF (PRESENT(block)) THEN CALL allocate_any(block, source=buffer%msg_c_dp (p_data + 1:p_data + ndata)) END IF IF (do_advance) buffer%endpos = buffer%endpos + 1 END SUBROUTINE # 384 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" SUBROUTINE block_buffer_get_next_block_c_sp (buffer, ndata, index, block, advance_iter) !! get next block from buffer. Iterator is advanced only if block is retrieved or advance_iter. TYPE(block_buffer_type), INTENT(INOUT) :: buffer INTEGER, INTENT(OUT) :: ndata COMPLEX(kind=real_4), DIMENSION(:), ALLOCATABLE, OPTIONAL, INTENT(OUT) :: block INTEGER, DIMENSION(ndims_buffer(buffer)), INTENT(OUT) :: index INTEGER :: p, ndims, p_data LOGICAL, INTENT(IN), OPTIONAL :: advance_iter LOGICAL :: do_advance do_advance = .FALSE. IF (PRESENT(advance_iter)) THEN do_advance = advance_iter ELSE IF (PRESENT(block)) THEN do_advance = .TRUE. END IF DBCSR_ASSERT(buffer%data_type .EQ. dbcsr_type_complex_4) ndims = ndims_buffer(buffer) p = buffer%endpos IF (p .EQ. 0) THEN p_data = 0 ELSE p_data = buffer%indx(p, ndims + 1) END IF IF (p > 0) THEN ndata = buffer%indx(p + 1, ndims + 1) - buffer%indx(p, ndims + 1) ELSE ndata = buffer%indx(p + 1, ndims + 1) END IF index(:) = buffer%indx(p + 1, 1:ndims) IF (PRESENT(block)) THEN CALL allocate_any(block, source=buffer%msg_c_sp (p_data + 1:p_data + ndata)) END IF IF (do_advance) buffer%endpos = buffer%endpos + 1 END SUBROUTINE # 423 "/__w/dbcsr/dbcsr/src/tensors/dbcsr_tensor_reshape.F" END MODULE dbcsr_tensor_reshape