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243 lines
8.7 KiB
Fortran
243 lines
8.7 KiB
Fortran
!
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! Parallel Sparse BLAS version 3.5
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! (C) Copyright 2006-2018
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! Salvatore Filippone
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! Alfredo Buttari
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!
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! Redistribution and use in source and binary forms, with or without
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! modification, are permitted provided that the following conditions
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! are met:
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! 1. Redistributions of source code must retain the above copyright
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! notice, this list of conditions and the following disclaimer.
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! 2. Redistributions in binary form must reproduce the above copyright
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! notice, this list of conditions, and the following disclaimer in the
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! documentation and/or other materials provided with the distribution.
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! 3. The name of the PSBLAS group or the names of its contributors may
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! not be used to endorse or promote products derived from this
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! software without specific written permission.
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!
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! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
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! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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! POSSIBILITY OF SUCH DAMAGE.
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!
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!
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! File: psb_cspasb.f90
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!
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! Subroutine: psb_cspasb
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! Assemble sparse matrix
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!
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! Arguments:
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! a - type(psb_cspmat_type). The sparse matrix to be allocated.
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! desc_a - type(psb_desc_type). The communication descriptor.
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! info - integer. return code.
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! afmt - character(optional) The desired output storage format.
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! upd - character(optional). How will the matrix be updated?
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! psb_upd_srch_ Simple strategy
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! psb_upd_perm_ Permutation(more memory)
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!
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!
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subroutine psb_cspasb(a,desc_a, info, afmt, upd, mold, bld_and)
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use psb_base_mod, psb_protect_name => psb_cspasb
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use psb_sort_mod
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use psi_mod
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implicit none
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!...Parameters....
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type(psb_cspmat_type), intent (inout) :: a
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type(psb_desc_type), intent(inout) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), optional, intent(in) :: upd
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character(len=*), optional, intent(in) :: afmt
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class(psb_c_base_sparse_mat), intent(in), optional :: mold
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logical, intent(in), optional :: bld_and
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!....Locals....
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type(psb_ctxt_type) :: ctxt
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integer(psb_ipk_) :: np,me, err_act
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integer(psb_ipk_) :: n_row,n_col, dupl_
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integer(psb_ipk_) :: debug_level, debug_unit
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character(len=20) :: name, ch_err
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class(psb_i_base_vect_type), allocatable :: ivm
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logical :: bld_and_
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info = psb_success_
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name = 'psb_spasb'
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call psb_erractionsave(err_act)
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debug_unit = psb_get_debug_unit()
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debug_level = psb_get_debug_level()
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ctxt = desc_a%get_context()
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n_row = desc_a%get_local_rows()
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n_col = desc_a%get_local_cols()
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! check on BLACS grid
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call psb_info(ctxt, me, np)
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if (np == -1) then
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info = psb_err_context_error_
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call psb_errpush(info,name)
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goto 9999
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endif
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if (.not.desc_a%is_asb()) then
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info = psb_err_invalid_cd_state_
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call psb_errpush(info,name)
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goto 9999
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end if
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if (debug_level >= psb_debug_ext_)&
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& write(debug_unit, *) me,' ',trim(name),&
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& ' Begin matrix assembly...'
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if (present(bld_and)) then
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bld_and_ = bld_and
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else
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bld_and_ = .false.
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end if
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!check on errors encountered in psdspins
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if (a%is_bld()) then
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dupl_ = a%get_dupl()
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!
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! First case: we come from a fresh build.
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!
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if (a%is_remote_build()) then
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!write(0,*) me,name,' Size of rmta:',a%rmta%get_nzeros()
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block
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type(psb_lc_coo_sparse_mat) :: a_add
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integer(psb_ipk_), allocatable :: ila(:), jla(:)
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integer(psb_ipk_) :: nz, nzt,k
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call psb_remote_mat(a%rmta,desc_a,a_add,info)
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nz = a_add%get_nzeros()
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nzt = nz
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call psb_sum(ctxt,nzt)
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if (nzt>0) then
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allocate(ivm, mold=desc_a%v_halo_index%v)
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call psb_cd_reinit(desc_a, info)
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end if
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if (nz > 0) then
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!
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! Should we check for new indices here?
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!
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call psb_realloc(nz,ila,info)
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call psb_realloc(nz,jla,info)
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call desc_a%indxmap%g2l(a_add%ia(1:nz),ila(1:nz),info,owned=.true.)
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if (info == 0) call desc_a%indxmap%g2l_ins(a_add%ja(1:nz),jla(1:nz),info)
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!write(0,*) me,name,' Check before insert',a%get_nzeros()
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n_row = desc_a%get_local_rows()
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n_col = desc_a%get_local_cols()
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call a%set_ncols(desc_a%get_local_cols())
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call a%csput(nz,ila,jla,a_add%val,ione,n_row,ione,n_col,info)
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!write(0,*) me,name,' Check after insert',a%get_nzeros(),nz
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end if
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if (nzt > 0) call psb_cdasb(desc_a,info,mold=ivm)
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end block
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end if
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call a%set_ncols(desc_a%get_local_cols())
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call a%cscnv(info,type=afmt,mold=mold,dupl=dupl_)
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else if (a%is_upd()) then
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if (a%is_remote_build()) then
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!write(0,*) me,name,' Size of rmta:',a%rmta%get_nzeros()
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block
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type(psb_lc_coo_sparse_mat) :: a_add
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integer(psb_ipk_), allocatable :: ila(:), jla(:)
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integer(psb_ipk_) :: nz, nzt,k
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call psb_remote_mat(a%rmta,desc_a,a_add,info)
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nz = a_add%get_nzeros()
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!!$ write(0,*) me,name,' Nz to be added',nz
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if (nz > 0) then
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!
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! Should we check for new indices here?
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!
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call psb_realloc(nz,ila,info)
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call psb_realloc(nz,jla,info)
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call desc_a%indxmap%g2l(a_add%ia(1:nz),ila(1:nz),info,owned=.true.)
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if (info == 0) call desc_a%indxmap%g2l_ins(a_add%ja(1:nz),jla(1:nz),info)
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!write(0,*) me,name,' Check before insert',a%get_nzeros()
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n_row = desc_a%get_local_rows()
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n_col = desc_a%get_local_cols()
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call a%set_ncols(desc_a%get_local_cols())
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call a%csput(nz,ila,jla,a_add%val,ione,n_row,ione,n_col,info)
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!write(0,*) me,name,' Check after insert',a%get_nzeros(),nz
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end if
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end block
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end if
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call a%asb(mold=mold)
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else
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info = psb_err_invalid_mat_state_
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call psb_errpush(info,name)
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goto 9999
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end if
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if (bld_and_) then
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!!$ allocate(a%ad,mold=a%a)
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!!$ allocate(a%and,mold=a%a)o
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call a%split_nd(n_row,n_col,info)
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!!$ block
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!!$ character(len=1024) :: fname
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!!$ type(psb_c_coo_sparse_mat) :: acoo
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!!$ type(psb_c_csr_sparse_mat), allocatable :: aclip
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!!$ type(psb_c_ecsr_sparse_mat), allocatable :: andclip
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!!$ logical, parameter :: use_ecsr=.true.
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!!$ allocate(aclip)
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!!$ call a%a%csclip(acoo,info,jmax=n_row,rscale=.false.,cscale=.false.)
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!!$ allocate(a%ad,mold=a%a)
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!!$ call a%ad%mv_from_coo(acoo,info)
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!!$ call a%a%csclip(acoo,info,jmin=n_row+1,jmax=n_col,rscale=.false.,cscale=.false.)
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!!$ if (use_ecsr) then
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!!$ allocate(andclip)
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!!$ call andclip%mv_from_coo(acoo,info)
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!!$ call move_alloc(andclip,a%and)
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!!$ else
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!!$ allocate(a%and,mold=a%a)
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!!$ call a%and%mv_from_coo(acoo,info)
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!!$ end if
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!!$ if (.false.) then
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!!$ write(fname,'(a,i2.2,a)') 'adclip_',me,'.mtx'
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!!$ open(25,file=fname)
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!!$ call a%ad%print(25)
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!!$ close(25)
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!!$ write(fname,'(a,i2.2,a)') 'andclip_',me,'.mtx'
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!!$ open(25,file=fname)
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!!$ call a%and%print(25)
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!!$ close(25)
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!!$ !call andclip%set_cols(n_col)
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!!$ write(*,*) me,' ',trim(name),' ad ',&
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!!$ &a%ad%get_nrows(),a%ad%get_ncols(),n_row,n_col
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!!$ write(*,*) me,' ',trim(name),' and ',&
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!!$ &a%and%get_nrows(),a%and%get_ncols(),n_row,n_col
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!!$ end if
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!!$ end block
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else
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if (allocated(a%ad)) deallocate(a%ad)
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if (allocated(a%and)) deallocate(a%and)
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end if
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if (debug_level >= psb_debug_ext_) then
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ch_err=a%get_fmt()
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write(debug_unit, *) me,' ',trim(name),': From SPCNV',&
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& info,' ',ch_err
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end if
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if (psb_errstatus_fatal()) then
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info=psb_err_from_subroutine_
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call psb_errpush(info,name,a_err='cscnv')
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goto 9999
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endif
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call psb_erractionrestore(err_act)
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return
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9999 call psb_error_handler(ctxt,err_act)
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return
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end subroutine psb_cspasb
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