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psblas3/base/serial/psb_sspcnv.f90

573 lines
16 KiB
Fortran

psblas2-dev: Make.inc.in README base/comm/Makefile base/comm/psb_cgather.f90 base/comm/psb_chalo.f90 base/comm/psb_covrl.f90 base/comm/psb_sgather.f90 base/comm/psb_shalo.f90 base/comm/psb_sovrl.f90 base/internals/Makefile base/internals/psi_cswapdata.F90 base/internals/psi_cswaptran.F90 base/internals/psi_sswapdata.F90 base/internals/psi_sswaptran.F90 base/modules/Makefile base/modules/psb_blacs_mod.f90 base/modules/psb_comm_mod.f90 base/modules/psb_const_mod.f90 base/modules/psb_error_mod.F90 base/modules/psb_inter_desc_type.f90 base/modules/psb_penv_mod.F90 base/modules/psb_psblas_mod.f90 base/modules/psb_realloc_mod.F90 base/modules/psb_serial_mod.f90 base/modules/psb_sort_mod.f90 base/modules/psb_spmat_type.f90 base/modules/psb_spsb_mod.f90 base/modules/psb_string_mod.f90 base/modules/psb_tools_mod.f90 base/modules/psi_mod.f90 base/modules/psi_serial_mod.f90 base/psblas/Makefile base/psblas/psb_camax.f90 base/psblas/psb_casum.f90 base/psblas/psb_caxpby.f90 base/psblas/psb_cdot.f90 base/psblas/psb_cnrm2.f90 base/psblas/psb_cnrmi.f90 base/psblas/psb_cspmm.f90 base/psblas/psb_cspsm.f90 base/psblas/psb_dnrmi.f90 base/psblas/psb_samax.f90 base/psblas/psb_sasum.f90 base/psblas/psb_saxpby.f90 base/psblas/psb_sdot.f90 base/psblas/psb_snrm2.f90 base/psblas/psb_snrmi.f90 base/psblas/psb_sspmm.f90 base/psblas/psb_sspsm.f90 base/psblas/psb_sxdot.f90 base/psblas/psb_zaxpby.f90 base/psblas/psb_znrmi.f90 base/psblas/pstreecomb.F base/serial/Makefile base/serial/aux/Makefile base/serial/aux/cacmp_mod.f90 base/serial/aux/calcmp_mod.f90 base/serial/aux/calsr.f90 base/serial/aux/calsrx.f90 base/serial/aux/camsort_dw.f90 base/serial/aux/camsort_up.f90 base/serial/aux/camsr.f90 base/serial/aux/camsrx.f90 base/serial/aux/casr.f90 base/serial/aux/casrx.f90 base/serial/aux/clcmp_mod.f90 base/serial/aux/clsr.f90 base/serial/aux/clsrx.f90 base/serial/aux/sasr.f90 base/serial/aux/sasrx.f90 base/serial/aux/smsort_dw.f90 base/serial/aux/smsort_up.f90 base/serial/aux/smsr.f90 base/serial/aux/smsrx.f90 base/serial/aux/ssr.f90 base/serial/aux/ssrx.f90 base/serial/coo/Makefile base/serial/coo/ccoomm.f base/serial/coo/ccoomv.f base/serial/coo/ccoonrmi.f base/serial/coo/ccoorws.f base/serial/coo/ccoosm.f base/serial/coo/ccoosv.f base/serial/coo/dcoosm.f base/serial/coo/scoomm.f base/serial/coo/scoomv.f base/serial/coo/scoonrmi.f base/serial/coo/scoorws.f base/serial/coo/scoosm.f base/serial/coo/scoosv.f base/serial/coo/zcoosm.f base/serial/csr/Makefile base/serial/csr/ccrnrmi.f base/serial/csr/ccsrck.f base/serial/csr/ccsrmm.f base/serial/csr/ccsrrws.f base/serial/csr/ccsrsm.f base/serial/csr/csrmv.f base/serial/csr/csrsv.f base/serial/csr/dcsrck.f base/serial/csr/dcsrmm.f base/serial/csr/dcsrmv.f base/serial/csr/dcsrmv2.f base/serial/csr/dcsrmv3.f base/serial/csr/dcsrmv4.f base/serial/csr/dcsrrws.f base/serial/csr/dcsrsm.f base/serial/csr/dcsrsv.f base/serial/csr/scrnrmi.f base/serial/csr/scsrmm.f base/serial/csr/scsrmv.f base/serial/csr/scsrmv2.f base/serial/csr/scsrmv3.f base/serial/csr/scsrmv4.f base/serial/csr/scsrsm.f base/serial/csr/scsrsv.f base/serial/csr/zcrnrmi.f base/serial/csr/zcsrck.f base/serial/csr/zcsrmm.f base/serial/csr/zcsrrws.f base/serial/csr/zcsrsm.f base/serial/csr/zsrmv.f base/serial/csr/zsrsv.f base/serial/dp/Makefile base/serial/dp/ccoco.f base/serial/dp/ccocr.f base/serial/dp/ccrco.f base/serial/dp/ccrcr.f base/serial/dp/ccrjd.f base/serial/dp/cgind_tri.f base/serial/dp/cgindex.f base/serial/dp/reordvn.f base/serial/dp/scoco.f base/serial/dp/scocr.f base/serial/dp/scrco.f base/serial/dp/scrcr.f base/serial/dp/scrjd.f base/serial/dp/sgind_tri.f base/serial/dp/sgindex.f base/serial/f77/Makefile base/serial/f77/caxpby.f base/serial/f77/ccsmm.f base/serial/f77/ccsnmi.f base/serial/f77/ccsrws.f base/serial/f77/ccssm.f base/serial/f77/cgelp.f base/serial/f77/clpupd.f base/serial/f77/cswmm.f base/serial/f77/cswsm.f base/serial/f77/daxpby.f base/serial/f77/dcsmm.f base/serial/f77/dcsnmi.f base/serial/f77/dcsrp.f base/serial/f77/dcsrws.f base/serial/f77/dcssm.f base/serial/f77/dgelp.f base/serial/f77/dlpupd.f base/serial/f77/dswmm.f base/serial/f77/dswsm.f base/serial/f77/saxpby.f base/serial/f77/scsmm.f base/serial/f77/scsnmi.f base/serial/f77/scsrws.f base/serial/f77/scssm.f base/serial/f77/sgelp.f base/serial/f77/slpupd.f base/serial/f77/smmp.f base/serial/f77/sswmm.f base/serial/f77/sswsm.f base/serial/f77/zcsmm.f base/serial/f77/zcsnmi.f base/serial/f77/zcsrws.f base/serial/f77/zcssm.f base/serial/f77/zgelp.f base/serial/f77/zlpupd.f base/serial/f77/zswmm.f base/serial/f77/zswsm.f base/serial/jad/Makefile base/serial/jad/sjadmm.f base/serial/jad/sjadmv.f base/serial/jad/sjadmv2.f base/serial/jad/sjadmv3.f base/serial/jad/sjadmv4.f base/serial/jad/sjadnr.f base/serial/jad/sjadrws.f base/serial/jad/sjadsm.f base/serial/jad/sjadsv.f base/serial/jad/sjdnrmi.f base/serial/jad/sjdrws.f base/serial/psb_ccoins.f90 base/serial/psb_ccsmm.f90 base/serial/psb_ccsmv.f90 base/serial/psb_ccsnmi.f90 base/serial/psb_ccsprt.f90 base/serial/psb_ccssm.f90 base/serial/psb_ccssv.f90 base/serial/psb_cfixcoo.f90 base/serial/psb_cgelp.f90 base/serial/psb_cipcoo2csc.f90 base/serial/psb_cipcoo2csr.f90 base/serial/psb_cipcsr2coo.f90 base/serial/psb_cneigh.f90 base/serial/psb_cnumbmm.f90 base/serial/psb_crwextd.f90 base/serial/psb_cspclip.f90 base/serial/psb_cspcnv.f90 base/serial/psb_cspgetrow.f90 base/serial/psb_cspgtblk.f90 base/serial/psb_cspgtdiag.f90 base/serial/psb_cspscal.f90 base/serial/psb_csymbmm.f90 base/serial/psb_ctransc.f90 base/serial/psb_ctransp.f90 base/serial/psb_dcoins.f90 base/serial/psb_dspcnv.f90 base/serial/psb_getrow_mod.f90 base/serial/psb_regen_mod.f90 base/serial/psb_scoins.f90 base/serial/psb_scsmm.f90 base/serial/psb_scsmv.f90 base/serial/psb_scsnmi.f90 base/serial/psb_scsprt.f90 base/serial/psb_scssm.f90 base/serial/psb_scssv.f90 base/serial/psb_sfixcoo.f90 base/serial/psb_sgelp.f90 base/serial/psb_sipcoo2csc.f90 base/serial/psb_sipcoo2csr.f90 base/serial/psb_sipcsr2coo.f90 base/serial/psb_sneigh.f90 base/serial/psb_snumbmm.f90 base/serial/psb_srwextd.f90 base/serial/psb_sspclip.f90 base/serial/psb_sspcnv.f90 base/serial/psb_sspgetrow.f90 base/serial/psb_sspgtblk.f90 base/serial/psb_sspgtdiag.f90 base/serial/psb_sspscal.f90 base/serial/psb_ssymbmm.f90 base/serial/psb_stransp.f90 base/serial/psb_update_mod.f90 base/serial/psb_zcoins.f90 base/serial/psb_zcsnmi.f90 base/serial/psb_zspcnv.f90 base/tools/Makefile base/tools/psb_callc.f90 base/tools/psb_casb.f90 base/tools/psb_ccdbldext.F90 base/tools/psb_cfree.f90 base/tools/psb_cins.f90 base/tools/psb_cspalloc.f90 base/tools/psb_cspasb.f90 base/tools/psb_cspfree.f90 base/tools/psb_csphalo.F90 base/tools/psb_cspins.f90 base/tools/psb_csprn.f90 base/tools/psb_dspins.f90 base/tools/psb_sallc.f90 base/tools/psb_sasb.f90 base/tools/psb_scdbldext.F90 base/tools/psb_sfree.f90 base/tools/psb_sins.f90 base/tools/psb_sspalloc.f90 base/tools/psb_sspasb.f90 base/tools/psb_sspfree.f90 base/tools/psb_ssphalo.F90 base/tools/psb_sspins.f90 base/tools/psb_ssprn.f90 base/tools/psb_zspins.f90 config/acx_lapack.m4 configure.ac configure krylov/Makefile krylov/psb_cbicg.f90 krylov/psb_ccg.f90 krylov/psb_ccgs.f90 krylov/psb_ccgstab.f90 krylov/psb_ccgstabl.f90 krylov/psb_crgmres.f90 krylov/psb_dcg.F90 krylov/psb_dcg.f90 krylov/psb_krylov_mod.f90 krylov/psb_sbicg.f90 krylov/psb_scg.F90 krylov/psb_scgs.f90 krylov/psb_scgstab.F90 krylov/psb_scgstabl.f90 krylov/psb_srgmres.f90 krylov/psb_zcg.F90 krylov/psb_zcg.f90 prec/Makefile prec/psb_cbjac_aply.f90 prec/psb_cbjac_bld.f90 prec/psb_cdiagsc_bld.f90 prec/psb_cgprec_aply.f90 prec/psb_cilu_fct.f90 prec/psb_cprc_aply.f90 prec/psb_cprecbld.f90 prec/psb_cprecinit.f90 prec/psb_cprecset.f90 prec/psb_prec_mod.f90 prec/psb_prec_type.f90 prec/psb_sbjac_aply.f90 prec/psb_sbjac_bld.f90 prec/psb_sdiagsc_bld.f90 prec/psb_sgprec_aply.f90 prec/psb_silu_fct.f90 prec/psb_sprc_aply.f90 prec/psb_sprecbld.f90 prec/psb_sprecinit.f90 prec/psb_sprecset.f90 test/fileread/Makefile test/fileread/cf_sample.f90 test/fileread/df_sample.f90 test/fileread/getp.f90 test/fileread/runs/cfs.inp test/fileread/runs/sfs.inp test/fileread/sf_sample.f90 test/fileread/zf_sample.f90 test/pargen/Makefile test/pargen/ppde.f90 test/pargen/runs/ppde.inp test/pargen/spde.f90 util/psb_hbio_mod.f90 util/psb_mat_dist_mod.f90 util/psb_mmio_mod.f90 util/psb_read_mat_mod.f90 Merged the single precision branch.
17 years ago
!!$
!!$ Parallel Sparse BLAS version 2.2
!!$ (C) Copyright 2006/2007/2008
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari University of Rome Tor Vergata
!!$
!!$ 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 PSBLAS 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 PSBLAS 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
!!$ POSSIBILITY OF SUCH DAMAGE.
!!$
!!$
! File: psb_sspcnv.f90
!
! Subroutine: psb_sspcnv2
! This subroutine converts the storage format of a matrix.
!
! Arguments:
!
! a - type(psb_spmat_type), input The input matrix to be converted.
! b - type(psb_spmat_type), output The assembled output matrix.
! info - integer. Return code
! afmt - character, optional The desired storage format
!
subroutine psb_sspcnv2(a, b,info,afmt,upd,dupl)
use psb_const_mod
use psb_error_mod
use psb_spmat_type
use psb_string_mod
use psb_serial_mod, psb_protect_name => psb_sspcnv2
implicit none
!....Parameters...
Type(psb_sspmat_type), intent(in) :: A
Type(psb_sspmat_type), intent(out) :: B
Integer, intent(out) :: info
Integer, intent(in), optional :: upd,dupl
character(len=*), optional, intent(in) :: afmt
!...Locals...
real(psb_spk_) :: d(1)
real(psb_spk_), allocatable :: work(:)
type(psb_sspmat_type) :: temp_a
Integer :: nzr, ntry, ifc_, ia1_size,&
& ia2_size, aspk_size,size_req,n_row,n_col,upd_,dupl_
integer :: err_act
character :: check_,trans_,unitd_
character(len=5) :: afmt_
Integer, Parameter :: maxtry=8
integer :: debug_level, debug_unit
character(len=20) :: name, ch_err
name='psb_spcnv2'
info = 0
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ntry=0
ifc_ = 2
check_ = 'N'
trans_ = 'N'
unitd_ = 'U'
allocate(work(max(size(a%ia1),size(a%ia2))+a%m+1000),stat=info)
if (info /= 0) then
info=2040
call psb_errpush(info,name)
goto 9999
end if
if (present(upd)) then
call psb_sp_setifld(upd,psb_upd_,b,info)
end if
if (present(dupl)) then
call psb_sp_setifld(dupl,psb_dupl_,b,info)
end if
if (present(afmt)) then
afmt_ = psb_toupper(afmt)
else
afmt_ = psb_fidef_
end if
upd_ = psb_sp_getifld(psb_upd_,b,info)
select case(upd_)
case(psb_upd_srch_,psb_upd_perm_)
! Legal value, do nothing
case default
! Fix bad value
upd_ = psb_upd_dflt_
call psb_sp_setifld(upd_,psb_upd_,b,info)
end select
dupl_ = psb_sp_getifld(psb_dupl_,b,info)
select case(dupl_)
case(psb_dupl_ovwrt_,psb_dupl_add_,psb_dupl_err_)
! Legal value, do nothing
case default
! Fix bad value
dupl_ = psb_dupl_def_
call psb_sp_setifld(dupl_,psb_dupl_,b,info)
end select
! ...matrix conversion...
b%m=a%m
b%k=a%k
b%fida=psb_toupper(afmt_)
size_req = psb_sp_get_nnzeros(a)
!
n_row=b%m
n_col=b%k
call psb_cest(afmt_,n_row,n_col,size_req,&
& ia1_size, ia2_size, aspk_size, upd_,info)
b%fida=afmt_
if (info /= psb_no_err_) then
info=4010
ch_err='psb_cest'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
endif
if (.not.allocated(b%aspk).or.&
&.not.allocated(b%ia1).or.&
&.not.allocated(b%ia2).or.&
&.not.allocated(b%pl).or.&
&.not.allocated(b%pr)) then
call psb_sp_reall(b,ia1_size,ia2_size,aspk_size,info)
else if ((size(b%aspk) < aspk_size) .or.&
&(size(b%ia1) < ia1_size) .or.&
&(size(b%ia2) < ia2_size) .or.&
&(size(b%pl) < b%m) .or.&
&(size(b%pr) < b%k )) then
call psb_sp_reall(b,ia1_size,ia2_size,aspk_size,info)
endif
if (info /= psb_no_err_) then
info=4010
ch_err='psb_sp_reall'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
endif
b%pl(:) = 0
b%pr(:) = 0
b%descra = a%descra
if (debug_level >= psb_debug_serial_) &
& write(debug_unit,*) trim(name),': size_req 1:',&
& size_req, trans_,upd_,dupl_,b%fida,b%descra
select case (psb_toupper(a%fida))
case ('CSR')
select case (psb_toupper(b%fida))
case ('CSR')
call scrcr(trans_, a%m, a%k, unitd_, d, a%descra, a%aspk,&
& a%ia1, a%ia2, a%infoa, b%pl, b%descra, b%aspk, b%ia1,&
& b%ia2, b%infoa, b%pr, size(b%aspk), size(b%ia1),&
& size(b%ia2), work, size(work), info)
if (info/=0) then
info=4010
ch_err='scrcr'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
case ('JAD')
!...converting to JAD
!...output matrix may not be big enough
do
call scrjd(trans_, a%m, a%k, unitd_, d, a%descra, a%aspk,&
& a%ia1, a%ia2, a%infoa, b%pl, b%descra, b%aspk, b%ia1,&
& b%ia2, b%infoa, b%pr, size(b%aspk), size(b%ia1),&
& size(b%ia2), work, size(work), nzr, info)
if (info /= 0) then
call psb_errpush(4010,name,a_err='scrjd')
goto 9999
endif
ntry = ntry + 1
if (debug_level >= psb_debug_serial_) then
write(debug_unit,*) trim(name),' On out from scrjad ',nzr,info
end if
if (nzr == 0) exit
if (ntry > maxtry ) then
write(debug_unit,*) trim(name),&
& ' Tried reallocating for SCRJAD for ',maxtry,': giving up now.'
info=2040
call psb_errpush(info,name)
goto 9999
endif
call psb_cest(afmt_,n_row,n_col,nzr,&
& ia1_size, ia2_size, aspk_size, upd_,info)
call psb_sp_reall(b,ia1_size,ia2_size,aspk_size,info)
if (info /= 0) then
info=2040
call psb_errpush(info,name)
goto 9999
endif
end do
if (info/=0) then
call psb_errpush(info,name)
goto 9999
end if
case ('COO')
if (debug_level >= psb_debug_serial_) &
& write(debug_unit,*) trim(name),' Calling CRCO ',a%descra
call scrco(trans_, a%m, a%k, unitd_, d, a%descra, a%aspk,&
& a%ia1, a%ia2, a%infoa, b%pl, b%descra, b%aspk, b%ia1,&
& b%ia2, b%infoa, b%pr, size(b%aspk), size(b%ia1),&
& size(b%ia2), work, size(work), info)
if (info/=0) then
call psb_errpush(4010,name,a_err='dcrco')
goto 9999
end if
case default
info=4010
call psb_errpush(info,name)
goto 9999
end select
case ('COO','COI')
select case (psb_toupper(b%fida))
case ('CSR')
call scocr(trans_, a%m, a%k, unitd_, d, a%descra, a%aspk,&
& a%ia2, a%ia1, a%infoa, b%pl, b%descra, b%aspk, b%ia1,&
& b%ia2, b%infoa, b%pr, size(b%aspk), size(b%ia1),&
& size(b%ia2), work, 2*size(work), info)
if (info/=0) then
call psb_errpush(4010,name,a_err='scocr')
goto 9999
end if
case ('JAD')
call psb_sp_all(temp_a, size(b%ia1),size(b%ia2),size(b%aspk),info)
if (info /= 0) then
info=2040
call psb_errpush(info,name)
goto 9999
endif
temp_a%m = a%m
temp_a%k = a%k
temp_a%infoa=b%infoa
!...Dirty trick: converting to CSR and then to JAD
call scocr(trans_, a%m, a%k, unitd_, d, a%descra, a%aspk,&
& a%ia2, a%ia1, a%infoa, temp_a%pl, temp_a%descra, &
& temp_a%aspk, temp_a%ia1, temp_a%ia2, temp_a%infoa, temp_a%pr, &
& size(temp_a%aspk), size(temp_a%ia1),&
& size(temp_a%ia2), work, 2*size(work), info)
if (info/=0) then
call psb_errpush(4010,name,a_err='scocr')
goto 9999
end if
do
call scrjd(trans_, temp_a%m, temp_a%k, unitd_, d, temp_a%descra, &
& temp_a%aspk, temp_a%ia1, temp_a%ia2, temp_a%infoa, &
& b%pl, b%descra, b%aspk, b%ia1, b%ia2, b%infoa, b%pr, &
& size(b%aspk), size(b%ia1),&
& size(b%ia2), work, size(work), nzr, info)
if (info/=0) then
call psb_errpush(4010,name,a_err='scrjd')
goto 9999
end if
ntry = ntry + 1
if (debug_level >= psb_debug_serial_) then
write(debug_unit,*) trim(name),' On out from scrjad ',nzr,info
end if
if (nzr == 0) exit
if (ntry > maxtry ) then
write(debug_unit,*) trim(name),' Tried reallocating for sCRJAD for ',&
& maxtry,': giving up now.'
info=2040
call psb_errpush(info,name)
goto 9999
endif
call psb_sp_reall(b,nzr,info,ifc=ifc_)
if (info /= 0) then
info=2040
call psb_errpush(info,name)
goto 9999
endif
end do
case ('COO')
call scoco(trans_, a%m, a%k, unitd_, d, a%descra, a%aspk,&
& a%ia1, a%ia2, a%infoa, b%pl, b%descra, b%aspk, b%ia1,&
& b%ia2, b%infoa, b%pr, size(b%aspk), size(b%ia1),&
& size(b%ia2), work, 2*size(work), info)
if (info/=0) then
call psb_errpush(4010,name,a_err='scoco')
goto 9999
end if
case default
info=4010
call psb_errpush(info,name)
goto 9999
end select
case default
info=4010
call psb_errpush(info,name)
goto 9999
end select
if (psb_sp_getifld(psb_upd_,b,info) /= psb_upd_perm_) then
call psb_sp_trim(b,info)
end if
call psb_sp_setifld(psb_spmat_asb_,psb_state_,b,info)
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine psb_sspcnv2
!
! Subroutine: psb_sspcnv1
! This subroutine converts in place the storage format of a matrix.
!
! Arguments:
!
! a - type(psb_spmat_type), inout The input matrix to be converted.
! info - integer. Return code
! afmt - character, optional The desired storage format
!
subroutine psb_sspcnv1(a, info, afmt, upd, dupl)
use psb_spmat_type
use psb_regen_mod
use psb_serial_mod, psb_protect_name => psb_sspcnv1
use psb_const_mod
use psi_mod
use psb_error_mod
use psb_string_mod
!use psb_penv_mod
implicit none
!...Parameters....
type(psb_sspmat_type), intent (inout) :: a
integer, intent(out) :: info
integer,optional, intent(in) :: dupl, upd
character(len=*), optional, intent(in) :: afmt
integer :: int_err(5)
type(psb_sspmat_type) :: atemp
integer :: err_act
integer :: spstate
integer :: upd_, dupl_
integer :: debug_level, debug_unit
character(len=20) :: name, ch_err
logical :: inplace
info = 0
int_err(1)=0
name = 'psb_spcnv1'
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
if (present(upd)) then
call psb_sp_setifld(upd,psb_upd_,a,info)
end if
if (present(dupl)) then
call psb_sp_setifld(dupl,psb_dupl_,a,info)
end if
upd_ = psb_sp_getifld(psb_upd_,a,info)
select case(upd_)
case(psb_upd_srch_,psb_upd_perm_)
! Legal value, do nothing
case default
! Fix bad value
upd_ = psb_upd_dflt_
call psb_sp_setifld(upd_,psb_upd_,a,info)
end select
dupl_ = psb_sp_getifld(psb_dupl_,a,info)
select case(dupl_)
case(psb_dupl_ovwrt_,psb_dupl_add_,psb_dupl_err_)
! Legal value, do nothing
case default
! Fix bad value
dupl_ = psb_dupl_def_
call psb_sp_setifld(dupl_,psb_dupl_,a,info)
end select
spstate = psb_sp_getifld(psb_state_,a,info)
if (info /= 0) then
goto 9999
endif
if (debug_level >= psb_debug_serial_) &
& write(debug_unit,*) trim(name),': Sparse matrix state:',&
& spstate,psb_spmat_bld_,psb_spmat_upd_
if (spstate /= psb_spmat_upd_) then
! Should we first figure out if we can do it in place?
if (debug_level >= psb_debug_serial_) &
& write(debug_unit,*) trim(name),&
& ': Update:',upd_,psb_upd_srch_,psb_upd_perm_
inplace = .false.
if (upd_ == psb_upd_srch_) then
if (present(afmt)) then
select case (psb_toupper(a%fida))
case('COO')
select case(psb_toupper(afmt))
case('COO')
call psb_fixcoo(a,info)
inplace = .true.
case('CSR')
call psb_ipcoo2csr(a,info)
inplace = .true.
case('CSC')
call psb_ipcoo2csc(a,info)
inplace = .true.
end select
case('CSR')
select case(psb_toupper(afmt))
case('COO')
call psb_ipcsr2coo(a,info)
inplace = .true.
end select
end select
end if
if (inplace) then
if (info == 0) call psb_sp_trim(a,info)
if (info /= 0) then
info=4010
ch_err='inplace cnv'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
endif
call psb_sp_setifld(psb_spmat_asb_,psb_state_,a,info)
call psb_erractionrestore(err_act)
return
end if
end if
call psb_sp_clone(a,atemp,info)
if(info /= psb_no_err_) then
info=4010
ch_err='psb_sp_clone'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
! convert to user requested format after the temp copy
end if
! Do the real conversion into the requested storage format
! result is put in A
call psb_spcnv(atemp,a,info,afmt=afmt,upd=upd,dupl=dupl)
if (debug_level >= psb_debug_serial_)&
& write(debug_unit, *) trim(name),&
& ': From SPCNV',info,' ',a%fida
if (info /= psb_no_err_) then
info=4010
ch_err='psb_csdp'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
endif
call psb_sp_free(atemp,info)
else if (spstate == psb_spmat_upd_) then
!
! Second case: we come from an update loop.
!
select case(psb_toupper(a%fida))
case('CSR')
call csr_regen(a,info)
case ('COO','COI')
call coo_regen(a,info)
case('JAD')
call jad_regen(a,info)
case default
info=136
ch_err=a%fida
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end select
if (info /= psb_no_err_) then
info = 4010
ch_err='xx_regen'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
else
info = 600
call psb_errpush(info,name)
goto 9999
if (debug_level >= psb_debug_serial_)&
& write(debug_unit,*) trim(name),&
& 'Sparse matrix state:',spstate,psb_spmat_bld_,psb_spmat_upd_
endif
call psb_sp_setifld(psb_spmat_asb_,psb_state_,a,info)
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine psb_sspcnv1