New REBLD interface, adjustments to PTAP.
Salvatore Filippone
4 years ago
parent
5731211f69
commit
b7083e1574
@ -0,0 +1,151 @@
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!
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!
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! AMG4PSBLAS version 1.0
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! Algebraic Multigrid Package
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! based on PSBLAS (Parallel Sparse BLAS version 3.5)
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!
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! (C) Copyright 2020
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!
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! Salvatore Filippone
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! Pasqua D'Ambra
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! Fabio Durastante
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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 AMG4PSBLAS 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 AMG4PSBLAS 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: amg_c_hierarchy_bld.f90
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!
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! Subroutine: amg_c_hierarchy_bld
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! Version: real
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!
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! This routine builds the preconditioner according to the requirements made by
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! the user trough the subroutines amg_precinit and amg_precset.
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!
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! A multilevel preconditioner is regarded as an array of 'one-level' data structures,
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! each containing the part of the preconditioner associated to a certain level,
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! (for more details see the description of amg_Tonelev_type in amg_prec_type.f90).
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! The levels are numbered in increasing order starting from the finest one, i.e.
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! level 1 is the finest level. No transfer operators are associated to level 1.
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!
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!
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! Arguments:
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! a - type(psb_dspmat_type).
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! The sparse matrix structure containing the local part of the
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! matrix to be preconditioned.
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! desc_a - type(psb_desc_type), input.
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! The communication descriptor of a.
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! p - type(amg_dprec_type), input/output.
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! The preconditioner data structure; upon exit it contains
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! the multilevel hierarchy of prolongators, restrictors
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! and coarse matrices.
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! info - integer, output.
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! Error code.
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!
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subroutine amg_c_hierarchy_rebld(a,desc_a,prec,info)
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use psb_base_mod
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use amg_c_inner_mod
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use amg_c_prec_mod, amg_protect_name => amg_c_hierarchy_rebld
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Implicit None
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! Arguments
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type(psb_cspmat_type),intent(in), target :: a
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type(psb_desc_type), intent(inout), target :: desc_a
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class(amg_cprec_type),intent(inout),target :: prec
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integer(psb_ipk_), intent(out) :: info
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! Local Variables
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integer(psb_ipk_) :: ictxt, me,np
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integer(psb_ipk_) :: err,i,k, err_act, iszv, newsz,&
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& nplevs, mxplevs
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integer(psb_lpk_) :: iaggsize, casize
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real(psb_spk_) :: mnaggratio, sizeratio, athresh, aomega
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class(amg_c_base_smoother_type), allocatable :: coarse_sm, med_sm, &
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& med_sm2, coarse_sm2
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class(amg_c_base_aggregator_type), allocatable :: tmp_aggr
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type(amg_sml_parms) :: medparms, coarseparms
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integer(psb_lpk_), allocatable :: nlaggr(:)
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type(psb_c_coo_sparse_mat) :: coo_prol, coo_restr
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type(psb_c_csr_sparse_mat) :: acsr
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type(psb_desc_type), pointer :: p_desc_a
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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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info=psb_success_
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err=0
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call psb_erractionsave(err_act)
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if (psb_errstatus_fatal()) then
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info = psb_err_internal_error_; goto 9999
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end if
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debug_unit = psb_get_debug_unit()
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debug_level = psb_get_debug_level()
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name = 'amg_hierarchy_rebld'
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info = psb_success_
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ictxt = desc_a%get_context()
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call psb_info(ictxt, me, np)
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prec%ictxt = ictxt
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if (debug_level >= psb_debug_outer_) &
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& write(debug_unit,*) me,' ',trim(name),&
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& 'Entering '
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!
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if (.not.allocated(prec%precv)) then
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!! Error: should have called amg_dprecinit
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info=3111
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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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iszv = size(prec%precv)
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do i=2, iszv
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call prec%precv(i-1)%base_a%cp_to(acsr)
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p_desc_a => prec%precv(i-1)%base_desc
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call prec%precv(i)%map%mat_V2U%cp_to(coo_prol)
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call prec%precv(i)%map%mat_U2V%cp_to(coo_restr)
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call amg_ptap(acsr,p_desc_a,prec%precv(i)%map%naggr,&
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& prec%precv(i)%parms,prec%precv(i)%ac,&
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& coo_prol,prec%precv(i)%desc_ac,coo_restr,info)
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end do
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call prec%cmp_complexity()
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call prec%cmp_avg_cr()
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if (debug_level >= psb_debug_outer_) &
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& write(debug_unit,*) me,' ',trim(name),&
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& 'Exiting with',iszv,' levels'
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call psb_erractionrestore(err_act)
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return
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9999 call psb_error_handler(err_act)
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return
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end subroutine amg_c_hierarchy_rebld
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@ -0,0 +1,151 @@
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!
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!
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! AMG4PSBLAS version 1.0
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! Algebraic Multigrid Package
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! based on PSBLAS (Parallel Sparse BLAS version 3.5)
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!
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! (C) Copyright 2020
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!
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! Salvatore Filippone
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! Pasqua D'Ambra
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! Fabio Durastante
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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 AMG4PSBLAS 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 AMG4PSBLAS 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: amg_s_hierarchy_bld.f90
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!
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! Subroutine: amg_s_hierarchy_bld
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! Version: real
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!
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! This routine builds the preconditioner according to the requirements made by
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! the user trough the subroutines amg_precinit and amg_precset.
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!
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! A multilevel preconditioner is regarded as an array of 'one-level' data structures,
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! each containing the part of the preconditioner associated to a certain level,
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! (for more details see the description of amg_Tonelev_type in amg_prec_type.f90).
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! The levels are numbered in increasing order starting from the finest one, i.e.
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! level 1 is the finest level. No transfer operators are associated to level 1.
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!
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!
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! Arguments:
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! a - type(psb_dspmat_type).
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! The sparse matrix structure containing the local part of the
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! matrix to be preconditioned.
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! desc_a - type(psb_desc_type), input.
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! The communication descriptor of a.
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! p - type(amg_dprec_type), input/output.
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! The preconditioner data structure; upon exit it contains
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! the multilevel hierarchy of prolongators, restrictors
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! and coarse matrices.
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! info - integer, output.
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! Error code.
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!
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subroutine amg_s_hierarchy_rebld(a,desc_a,prec,info)
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use psb_base_mod
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use amg_s_inner_mod
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use amg_s_prec_mod, amg_protect_name => amg_s_hierarchy_rebld
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Implicit None
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! Arguments
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type(psb_sspmat_type),intent(in), target :: a
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type(psb_desc_type), intent(inout), target :: desc_a
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class(amg_sprec_type),intent(inout),target :: prec
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integer(psb_ipk_), intent(out) :: info
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! Local Variables
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integer(psb_ipk_) :: ictxt, me,np
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integer(psb_ipk_) :: err,i,k, err_act, iszv, newsz,&
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& nplevs, mxplevs
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integer(psb_lpk_) :: iaggsize, casize
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real(psb_spk_) :: mnaggratio, sizeratio, athresh, aomega
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class(amg_s_base_smoother_type), allocatable :: coarse_sm, med_sm, &
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& med_sm2, coarse_sm2
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class(amg_s_base_aggregator_type), allocatable :: tmp_aggr
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type(amg_sml_parms) :: medparms, coarseparms
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integer(psb_lpk_), allocatable :: nlaggr(:)
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type(psb_s_coo_sparse_mat) :: coo_prol, coo_restr
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type(psb_s_csr_sparse_mat) :: acsr
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type(psb_desc_type), pointer :: p_desc_a
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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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info=psb_success_
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err=0
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call psb_erractionsave(err_act)
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if (psb_errstatus_fatal()) then
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info = psb_err_internal_error_; goto 9999
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end if
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debug_unit = psb_get_debug_unit()
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debug_level = psb_get_debug_level()
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name = 'amg_hierarchy_rebld'
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info = psb_success_
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ictxt = desc_a%get_context()
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call psb_info(ictxt, me, np)
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prec%ictxt = ictxt
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if (debug_level >= psb_debug_outer_) &
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& write(debug_unit,*) me,' ',trim(name),&
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& 'Entering '
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!
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if (.not.allocated(prec%precv)) then
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!! Error: should have called amg_dprecinit
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info=3111
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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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iszv = size(prec%precv)
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do i=2, iszv
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call prec%precv(i-1)%base_a%cp_to(acsr)
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p_desc_a => prec%precv(i-1)%base_desc
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call prec%precv(i)%map%mat_V2U%cp_to(coo_prol)
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call prec%precv(i)%map%mat_U2V%cp_to(coo_restr)
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call amg_ptap(acsr,p_desc_a,prec%precv(i)%map%naggr,&
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& prec%precv(i)%parms,prec%precv(i)%ac,&
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& coo_prol,prec%precv(i)%desc_ac,coo_restr,info)
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end do
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call prec%cmp_complexity()
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call prec%cmp_avg_cr()
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if (debug_level >= psb_debug_outer_) &
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& write(debug_unit,*) me,' ',trim(name),&
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& 'Exiting with',iszv,' levels'
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call psb_erractionrestore(err_act)
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return
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9999 call psb_error_handler(err_act)
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return
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end subroutine amg_s_hierarchy_rebld
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@ -0,0 +1,151 @@
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!
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!
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! AMG4PSBLAS version 1.0
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! Algebraic Multigrid Package
|
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! based on PSBLAS (Parallel Sparse BLAS version 3.5)
|
||||
!
|
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! (C) Copyright 2020
|
||||
!
|
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! Salvatore Filippone
|
||||
! Pasqua D'Ambra
|
||||
! Fabio Durastante
|
||||
!
|
||||
! Redistribution and use in source and binary forms, with or without
|
||||
! modification, are permitted provided that the following conditions
|
||||
! are met:
|
||||
! 1. Redistributions of source code must retain the above copyright
|
||||
! notice, this list of conditions and the following disclaimer.
|
||||
! 2. Redistributions in binary form must reproduce the above copyright
|
||||
! notice, this list of conditions, and the following disclaimer in the
|
||||
! documentation and/or other materials provided with the distribution.
|
||||
! 3. The name of the AMG4PSBLAS group or the names of its contributors may
|
||||
! not be used to endorse or promote products derived from this
|
||||
! software without specific written permission.
|
||||
!
|
||||
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AMG4PSBLAS GROUP OR ITS CONTRIBUTORS
|
||||
! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
! 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: amg_z_hierarchy_bld.f90
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!
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! Subroutine: amg_z_hierarchy_bld
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! Version: real
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!
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! This routine builds the preconditioner according to the requirements made by
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! the user trough the subroutines amg_precinit and amg_precset.
|
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!
|
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! A multilevel preconditioner is regarded as an array of 'one-level' data structures,
|
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! each containing the part of the preconditioner associated to a certain level,
|
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! (for more details see the description of amg_Tonelev_type in amg_prec_type.f90).
|
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! The levels are numbered in increasing order starting from the finest one, i.e.
|
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! level 1 is the finest level. No transfer operators are associated to level 1.
|
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!
|
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!
|
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! Arguments:
|
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! a - type(psb_dspmat_type).
|
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! The sparse matrix structure containing the local part of the
|
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! matrix to be preconditioned.
|
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! desc_a - type(psb_desc_type), input.
|
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! The communication descriptor of a.
|
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! p - type(amg_dprec_type), input/output.
|
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! The preconditioner data structure; upon exit it contains
|
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! the multilevel hierarchy of prolongators, restrictors
|
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! and coarse matrices.
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! info - integer, output.
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! Error code.
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!
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subroutine amg_z_hierarchy_rebld(a,desc_a,prec,info)
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use psb_base_mod
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use amg_z_inner_mod
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use amg_z_prec_mod, amg_protect_name => amg_z_hierarchy_rebld
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Implicit None
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! Arguments
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type(psb_zspmat_type),intent(in), target :: a
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type(psb_desc_type), intent(inout), target :: desc_a
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class(amg_zprec_type),intent(inout),target :: prec
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integer(psb_ipk_), intent(out) :: info
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! Local Variables
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integer(psb_ipk_) :: ictxt, me,np
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integer(psb_ipk_) :: err,i,k, err_act, iszv, newsz,&
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& nplevs, mxplevs
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integer(psb_lpk_) :: iaggsize, casize
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real(psb_dpk_) :: mnaggratio, sizeratio, athresh, aomega
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class(amg_z_base_smoother_type), allocatable :: coarse_sm, med_sm, &
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& med_sm2, coarse_sm2
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class(amg_z_base_aggregator_type), allocatable :: tmp_aggr
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type(amg_dml_parms) :: medparms, coarseparms
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integer(psb_lpk_), allocatable :: nlaggr(:)
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type(psb_z_coo_sparse_mat) :: coo_prol, coo_restr
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type(psb_z_csr_sparse_mat) :: acsr
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type(psb_desc_type), pointer :: p_desc_a
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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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info=psb_success_
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err=0
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call psb_erractionsave(err_act)
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if (psb_errstatus_fatal()) then
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info = psb_err_internal_error_; goto 9999
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end if
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debug_unit = psb_get_debug_unit()
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debug_level = psb_get_debug_level()
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name = 'amg_hierarchy_rebld'
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info = psb_success_
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ictxt = desc_a%get_context()
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call psb_info(ictxt, me, np)
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prec%ictxt = ictxt
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if (debug_level >= psb_debug_outer_) &
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& write(debug_unit,*) me,' ',trim(name),&
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& 'Entering '
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!
|
||||
|
||||
if (.not.allocated(prec%precv)) then
|
||||
!! Error: should have called amg_dprecinit
|
||||
info=3111
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
iszv = size(prec%precv)
|
||||
|
||||
do i=2, iszv
|
||||
call prec%precv(i-1)%base_a%cp_to(acsr)
|
||||
p_desc_a => prec%precv(i-1)%base_desc
|
||||
call prec%precv(i)%map%mat_V2U%cp_to(coo_prol)
|
||||
call prec%precv(i)%map%mat_U2V%cp_to(coo_restr)
|
||||
call amg_ptap(acsr,p_desc_a,prec%precv(i)%map%naggr,&
|
||||
& prec%precv(i)%parms,prec%precv(i)%ac,&
|
||||
& coo_prol,prec%precv(i)%desc_ac,coo_restr,info)
|
||||
|
||||
end do
|
||||
|
||||
call prec%cmp_complexity()
|
||||
call prec%cmp_avg_cr()
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'Exiting with',iszv,' levels'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 call psb_error_handler(err_act)
|
||||
|
||||
return
|
||||
|
||||
end subroutine amg_z_hierarchy_rebld
|
||||
Loading…
Reference in New Issue