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psblas3/base/serial/f03/psb_c_base_mat_impl.f03

1103 lines
28 KiB
Fortran

! == ==================================
!
!
!
! Data management
!
!
!
!
!
! == ==================================
subroutine psb_c_base_cp_to_coo(a,b,info)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_cp_to_coo
use psb_error_mod
use psb_realloc_mod
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
class(psb_c_coo_sparse_mat), intent(inout) :: b
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='to_coo'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_cp_to_coo
subroutine psb_c_base_cp_from_coo(a,b,info)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_cp_from_coo
use psb_error_mod
use psb_realloc_mod
implicit none
class(psb_c_base_sparse_mat), intent(inout) :: a
class(psb_c_coo_sparse_mat), intent(in) :: b
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='from_coo'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_cp_from_coo
subroutine psb_c_base_cp_to_fmt(a,b,info)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_cp_to_fmt
use psb_error_mod
use psb_realloc_mod
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
class(psb_c_base_sparse_mat), intent(inout) :: b
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='to_fmt'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_cp_to_fmt
subroutine psb_c_base_cp_from_fmt(a,b,info)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_cp_from_fmt
use psb_error_mod
use psb_realloc_mod
implicit none
class(psb_c_base_sparse_mat), intent(inout) :: a
class(psb_c_base_sparse_mat), intent(in) :: b
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='from_fmt'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_cp_from_fmt
subroutine psb_c_base_mv_to_coo(a,b,info)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_mv_to_coo
use psb_error_mod
use psb_realloc_mod
implicit none
class(psb_c_base_sparse_mat), intent(inout) :: a
class(psb_c_coo_sparse_mat), intent(inout) :: b
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='to_coo'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_mv_to_coo
subroutine psb_c_base_mv_from_coo(a,b,info)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_mv_from_coo
use psb_error_mod
use psb_realloc_mod
implicit none
class(psb_c_base_sparse_mat), intent(inout) :: a
class(psb_c_coo_sparse_mat), intent(inout) :: b
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='from_coo'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_mv_from_coo
subroutine psb_c_base_mv_to_fmt(a,b,info)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_mv_to_fmt
use psb_error_mod
use psb_realloc_mod
implicit none
class(psb_c_base_sparse_mat), intent(inout) :: a
class(psb_c_base_sparse_mat), intent(inout) :: b
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='to_fmt'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_mv_to_fmt
subroutine psb_c_base_mv_from_fmt(a,b,info)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_mv_from_fmt
use psb_error_mod
use psb_realloc_mod
implicit none
class(psb_c_base_sparse_mat), intent(inout) :: a
class(psb_c_base_sparse_mat), intent(inout) :: b
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='from_fmt'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_mv_from_fmt
subroutine psb_c_base_csput(nz,ia,ja,val,a,imin,imax,jmin,jmax,info,gtl)
use psb_error_mod
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_csput
implicit none
class(psb_c_base_sparse_mat), intent(inout) :: a
complex(psb_spk_), intent(in) :: val(:)
integer, intent(in) :: nz, ia(:), ja(:), imin,imax,jmin,jmax
integer, intent(out) :: info
integer, intent(in), optional :: gtl(:)
Integer :: err_act
character(len=20) :: name='csput'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_csput
subroutine psb_c_base_csgetrow(imin,imax,a,nz,ia,ja,val,info,&
& jmin,jmax,iren,append,nzin,rscale,cscale)
! Output is always in COO format
use psb_error_mod
use psb_const_mod
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_csgetrow
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
integer, intent(in) :: imin,imax
integer, intent(out) :: nz
integer, allocatable, intent(inout) :: ia(:), ja(:)
complex(psb_spk_), allocatable, intent(inout) :: val(:)
integer,intent(out) :: info
logical, intent(in), optional :: append
integer, intent(in), optional :: iren(:)
integer, intent(in), optional :: jmin,jmax, nzin
logical, intent(in), optional :: rscale,cscale
Integer :: err_act
character(len=20) :: name='csget'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_csgetrow
subroutine psb_c_base_csgetblk(imin,imax,a,b,info,&
& jmin,jmax,iren,append,rscale,cscale)
! Output is always in COO format
use psb_error_mod
use psb_const_mod
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_csgetblk
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
class(psb_c_coo_sparse_mat), intent(inout) :: b
integer, intent(in) :: imin,imax
integer,intent(out) :: info
logical, intent(in), optional :: append
integer, intent(in), optional :: iren(:)
integer, intent(in), optional :: jmin,jmax
logical, intent(in), optional :: rscale,cscale
Integer :: err_act, nzin, nzout
character(len=20) :: name='csget'
logical :: append_
logical, parameter :: debug=.false.
call psb_erractionsave(err_act)
info = psb_success_
if (present(append)) then
append_ = append
else
append_ = .false.
endif
if (append_) then
nzin = a%get_nzeros()
else
nzin = 0
endif
call a%csget(imin,imax,nzout,b%ia,b%ja,b%val,info,&
& jmin=jmin, jmax=jmax, iren=iren, append=append_, &
& nzin=nzin, rscale=rscale, cscale=cscale)
if (info /= psb_success_) goto 9999
call b%set_nzeros(nzin+nzout)
call b%fix(info)
if (info /= psb_success_) goto 9999
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_c_base_csgetblk
subroutine psb_c_base_csclip(a,b,info,&
& imin,imax,jmin,jmax,rscale,cscale)
! Output is always in COO format
use psb_error_mod
use psb_const_mod
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_csclip
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
class(psb_c_coo_sparse_mat), intent(out) :: b
integer,intent(out) :: info
integer, intent(in), optional :: imin,imax,jmin,jmax
logical, intent(in), optional :: rscale,cscale
Integer :: err_act, nzin, nzout, imin_, imax_, jmin_, jmax_, mb,nb
character(len=20) :: name='csget'
logical :: rscale_, cscale_
logical, parameter :: debug=.false.
call psb_erractionsave(err_act)
info = psb_success_
nzin = 0
if (present(imin)) then
imin_ = imin
else
imin_ = 1
end if
if (present(imax)) then
imax_ = imax
else
imax_ = a%get_nrows()
end if
if (present(jmin)) then
jmin_ = jmin
else
jmin_ = 1
end if
if (present(jmax)) then
jmax_ = jmax
else
jmax_ = a%get_ncols()
end if
if (present(rscale)) then
rscale_ = rscale
else
rscale_ = .true.
end if
if (present(cscale)) then
cscale_ = cscale
else
cscale_ = .true.
end if
if (rscale_) then
mb = imax_ - imin_ +1
else
mb = a%get_nrows() ! Should this be imax_ ??
endif
if (cscale_) then
nb = jmax_ - jmin_ +1
else
nb = a%get_ncols() ! Should this be jmax_ ??
endif
call b%allocate(mb,nb)
call a%csget(imin_,imax_,nzout,b%ia,b%ja,b%val,info,&
& jmin=jmin_, jmax=jmax_, append=.false., &
& nzin=nzin, rscale=rscale_, cscale=cscale_)
if (info /= psb_success_) goto 9999
call b%set_nzeros(nzin+nzout)
call b%fix(info)
if (info /= psb_success_) goto 9999
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_c_base_csclip
subroutine psb_c_base_mold(a,b,info)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_mold
use psb_error_mod
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
class(psb_c_base_sparse_mat), intent(out), allocatable :: b
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='reallocate_nz'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_mold
subroutine psb_c_base_transp_2mat(a,b)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_transp_2mat
use psb_error_mod
implicit none
class(psb_c_base_sparse_mat), intent(out) :: a
class(psb_base_sparse_mat), intent(in) :: b
type(psb_c_coo_sparse_mat) :: tmp
integer err_act, info
character(len=*), parameter :: name='c_base_transp'
call psb_erractionsave(err_act)
info = psb_success_
select type(b)
class is (psb_c_base_sparse_mat)
call b%cp_to_coo(tmp,info)
if (info == psb_success_) call tmp%transp()
if (info == psb_success_) call a%mv_from_coo(tmp,info)
class default
info = psb_err_invalid_dynamic_type_
end select
if (info /= psb_success_) then
call psb_errpush(info,name,a_err=b%get_fmt(),i_err=(/1,0,0,0,0/))
goto 9999
end if
call psb_erractionrestore(err_act)
return
9999 continue
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_transp_2mat
subroutine psb_c_base_transc_2mat(a,b)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_transc_2mat
implicit none
class(psb_c_base_sparse_mat), intent(out) :: a
class(psb_base_sparse_mat), intent(in) :: b
call a%transc(b)
end subroutine psb_c_base_transc_2mat
subroutine psb_c_base_transp_1mat(a)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_transp_1mat
use psb_error_mod
implicit none
class(psb_c_base_sparse_mat), intent(inout) :: a
type(psb_c_coo_sparse_mat) :: tmp
integer :: err_act, info
character(len=*), parameter :: name='c_base_transp'
call psb_erractionsave(err_act)
info = psb_success_
call a%mv_to_coo(tmp,info)
if (info == psb_success_) call tmp%transp()
if (info == psb_success_) call a%mv_from_coo(tmp,info)
if (info /= psb_success_) then
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
goto 9999
end if
call psb_erractionrestore(err_act)
return
9999 continue
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_transp_1mat
subroutine psb_c_base_transc_1mat(a)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_transc_1mat
implicit none
class(psb_c_base_sparse_mat), intent(inout) :: a
call a%transc()
end subroutine psb_c_base_transc_1mat
! == ==================================
!
!
!
! Computational routines
!
!
!
!
!
!
! == ==================================
subroutine psb_c_base_csmm(alpha,a,x,beta,y,info,trans)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_csmm
use psb_error_mod
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
complex(psb_spk_), intent(in) :: alpha, beta, x(:,:)
complex(psb_spk_), intent(inout) :: y(:,:)
integer, intent(out) :: info
character, optional, intent(in) :: trans
Integer :: err_act
character(len=20) :: name='c_base_csmm'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_csmm
subroutine psb_c_base_csmv(alpha,a,x,beta,y,info,trans)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_csmv
use psb_error_mod
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
complex(psb_spk_), intent(in) :: alpha, beta, x(:)
complex(psb_spk_), intent(inout) :: y(:)
integer, intent(out) :: info
character, optional, intent(in) :: trans
Integer :: err_act
character(len=20) :: name='c_base_csmv'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_csmv
subroutine psb_c_base_inner_cssm(alpha,a,x,beta,y,info,trans)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_inner_cssm
use psb_error_mod
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
complex(psb_spk_), intent(in) :: alpha, beta, x(:,:)
complex(psb_spk_), intent(inout) :: y(:,:)
integer, intent(out) :: info
character, optional, intent(in) :: trans
Integer :: err_act
character(len=20) :: name='c_base_inner_cssm'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_inner_cssm
subroutine psb_c_base_inner_cssv(alpha,a,x,beta,y,info,trans)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_inner_cssv
use psb_error_mod
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
complex(psb_spk_), intent(in) :: alpha, beta, x(:)
complex(psb_spk_), intent(inout) :: y(:)
integer, intent(out) :: info
character, optional, intent(in) :: trans
Integer :: err_act
character(len=20) :: name='c_base_inner_cssv'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_inner_cssv
subroutine psb_c_base_cssm(alpha,a,x,beta,y,info,trans,scale,d)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_cssm
use psb_error_mod
use psb_string_mod
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
complex(psb_spk_), intent(in) :: alpha, beta, x(:,:)
complex(psb_spk_), intent(inout) :: y(:,:)
integer, intent(out) :: info
character, optional, intent(in) :: trans, scale
complex(psb_spk_), intent(in), optional :: d(:)
complex(psb_spk_), allocatable :: tmp(:,:)
Integer :: err_act, nar,nac,nc, i
character(len=1) :: scale_
character(len=20) :: name='c_cssm'
logical, parameter :: debug=.false.
call psb_erractionsave(err_act)
if (.not.a%is_asb()) then
info = psb_err_invalid_mat_state_
call psb_errpush(info,name)
goto 9999
endif
nar = a%get_nrows()
nac = a%get_ncols()
nc = min(size(x,2), size(y,2))
if (size(x,1) < nac) then
info = 36
call psb_errpush(info,name,i_err=(/3,nac,0,0,0/))
goto 9999
end if
if (size(y,1) < nar) then
info = 36
call psb_errpush(info,name,i_err=(/3,nar,0,0,0/))
goto 9999
end if
if (.not. (a%is_triangle())) then
info = psb_err_invalid_mat_state_
call psb_errpush(info,name)
goto 9999
end if
if (present(d)) then
if (present(scale)) then
scale_ = scale
else
scale_ = 'L'
end if
if (psb_toupper(scale_) == 'R') then
if (size(d,1) < nac) then
info = 36
call psb_errpush(info,name,i_err=(/9,nac,0,0,0/))
goto 9999
end if
allocate(tmp(nac,nc),stat=info)
if (info /= psb_success_) info = psb_err_alloc_dealloc_
if (info == psb_success_) then
do i=1, nac
tmp(i,1:nc) = d(i)*x(i,1:nc)
end do
end if
if (info == psb_success_)&
& call a%inner_cssm(alpha,tmp,beta,y,info,trans)
if (info == psb_success_) then
deallocate(tmp,stat=info)
if (info /= psb_success_) info = psb_err_alloc_dealloc_
end if
else if (psb_toupper(scale_) == 'L') then
if (size(d,1) < nar) then
info = 36
call psb_errpush(info,name,i_err=(/9,nar,0,0,0/))
goto 9999
end if
allocate(tmp(nar,nc),stat=info)
if (info /= psb_success_) info = psb_err_alloc_dealloc_
if (info == psb_success_)&
& call a%inner_cssm(cone,x,czero,tmp,info,trans)
if (info == psb_success_)then
do i=1, nar
tmp(i,1:nc) = d(i)*tmp(i,1:nc)
end do
end if
if (info == psb_success_)&
& call psb_geaxpby(nar,nc,alpha,tmp,beta,y,info)
if (info == psb_success_) then
deallocate(tmp,stat=info)
if (info /= psb_success_) info = psb_err_alloc_dealloc_
end if
else
info = 31
call psb_errpush(info,name,i_err=(/8,0,0,0,0/),a_err=scale_)
goto 9999
end if
else
! Scale is ignored in this case
call a%inner_cssm(alpha,x,beta,y,info,trans)
end if
if (info /= psb_success_) then
info = psb_err_from_subroutine_
call psb_errpush(info,name, a_err='inner_cssm')
goto 9999
end if
return
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_c_base_cssm
subroutine psb_c_base_cssv(alpha,a,x,beta,y,info,trans,scale,d)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_cssv
use psb_error_mod
use psb_string_mod
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
complex(psb_spk_), intent(in) :: alpha, beta, x(:)
complex(psb_spk_), intent(inout) :: y(:)
integer, intent(out) :: info
character, optional, intent(in) :: trans, scale
complex(psb_spk_), intent(in), optional :: d(:)
complex(psb_spk_), allocatable :: tmp(:)
Integer :: err_act, nar,nac,nc, i
character(len=1) :: scale_
character(len=20) :: name='c_cssm'
logical, parameter :: debug=.false.
call psb_erractionsave(err_act)
if (.not.a%is_asb()) then
info = psb_err_invalid_mat_state_
call psb_errpush(info,name)
goto 9999
endif
nar = a%get_nrows()
nac = a%get_ncols()
nc = 1
if (size(x,1) < nac) then
info = 36
call psb_errpush(info,name,i_err=(/3,nac,0,0,0/))
goto 9999
end if
if (size(y,1) < nar) then
info = 36
call psb_errpush(info,name,i_err=(/3,nar,0,0,0/))
goto 9999
end if
if (.not. (a%is_triangle())) then
info = psb_err_invalid_mat_state_
call psb_errpush(info,name)
goto 9999
end if
if (present(d)) then
if (present(scale)) then
scale_ = scale
else
scale_ = 'L'
end if
if (psb_toupper(scale_) == 'R') then
if (size(d,1) < nac) then
info = 36
call psb_errpush(info,name,i_err=(/9,nac,0,0,0/))
goto 9999
end if
allocate(tmp(nac),stat=info)
if (info /= psb_success_) info = psb_err_alloc_dealloc_
if (info == psb_success_) call inner_vscal(nac,d,x,tmp)
if (info == psb_success_)&
& call a%inner_cssm(alpha,tmp,beta,y,info,trans)
if (info == psb_success_) then
deallocate(tmp,stat=info)
if (info /= psb_success_) info = psb_err_alloc_dealloc_
end if
else if (psb_toupper(scale_) == 'L') then
if (size(d,1) < nar) then
info = 36
call psb_errpush(info,name,i_err=(/9,nar,0,0,0/))
goto 9999
end if
if (beta == czero) then
call a%inner_cssm(alpha,x,czero,y,info,trans)
if (info == psb_success_) call inner_vscal1(nar,d,y)
else
allocate(tmp(nar),stat=info)
if (info /= psb_success_) info = psb_err_alloc_dealloc_
if (info == psb_success_)&
& call a%inner_cssm(alpha,x,czero,tmp,info,trans)
if (info == psb_success_) call inner_vscal1(nar,d,tmp)
if (info == psb_success_)&
& call psb_geaxpby(nar,cone,tmp,beta,y,info)
if (info == psb_success_) then
deallocate(tmp,stat=info)
if (info /= psb_success_) info = psb_err_alloc_dealloc_
end if
end if
else
info = 31
call psb_errpush(info,name,i_err=(/8,0,0,0,0/),a_err=scale_)
goto 9999
end if
else
! Scale is ignored in this case
call a%inner_cssm(alpha,x,beta,y,info,trans)
end if
if (info /= psb_success_) then
info = psb_err_from_subroutine_
call psb_errpush(info,name, a_err='inner_cssm')
goto 9999
end if
return
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
contains
subroutine inner_vscal(n,d,x,y)
implicit none
integer, intent(in) :: n
complex(psb_spk_), intent(in) :: d(*),x(*)
complex(psb_spk_), intent(out) :: y(*)
integer :: i
do i=1,n
y(i) = d(i)*x(i)
end do
end subroutine inner_vscal
subroutine inner_vscal1(n,d,x)
implicit none
integer, intent(in) :: n
complex(psb_spk_), intent(in) :: d(*)
complex(psb_spk_), intent(inout) :: x(*)
integer :: i
do i=1,n
x(i) = d(i)*x(i)
end do
end subroutine inner_vscal1
end subroutine psb_c_base_cssv
subroutine psb_c_base_scals(d,a,info)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_scals
use psb_error_mod
implicit none
class(psb_c_base_sparse_mat), intent(inout) :: a
complex(psb_spk_), intent(in) :: d
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='c_scals'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_scals
subroutine psb_c_base_scal(d,a,info)
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_scal
use psb_error_mod
implicit none
class(psb_c_base_sparse_mat), intent(inout) :: a
complex(psb_spk_), intent(in) :: d(:)
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='c_scal'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_scal
function psb_c_base_csnmi(a) result(res)
use psb_error_mod
use psb_const_mod
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_csnmi
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
real(psb_spk_) :: res
Integer :: err_act, info
character(len=20) :: name='csnmi'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
res = -done
return
end function psb_c_base_csnmi
subroutine psb_c_base_get_diag(a,d,info)
use psb_error_mod
use psb_const_mod
use psb_c_base_mat_mod, psb_protect_name => psb_c_base_get_diag
implicit none
class(psb_c_base_sparse_mat), intent(in) :: a
complex(psb_spk_), intent(out) :: d(:)
integer, intent(out) :: info
Integer :: err_act
character(len=20) :: name='get_diag'
logical, parameter :: debug=.false.
call psb_get_erraction(err_act)
! This is the base version. If we get here
! it means the derived class is incomplete,
! so we throw an error.
info = psb_err_missing_override_method_
call psb_errpush(info,name,a_err=a%get_fmt())
if (err_act /= psb_act_ret_) then
call psb_error()
end if
return
end subroutine psb_c_base_get_diag