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1597 lines
40 KiB
Fortran
1597 lines
40 KiB
Fortran
module psb_d_csc_mat_mod
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use psb_d_base_mat_mod
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type, extends(psb_d_base_sparse_mat) :: psb_d_csc_sparse_mat
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integer, allocatable :: icp(:), ia(:)
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real(psb_dpk_), allocatable :: val(:)
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contains
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procedure, pass(a) :: get_nzeros => d_csc_get_nzeros
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procedure, pass(a) :: get_fmt => d_csc_get_fmt
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procedure, pass(a) :: get_diag => d_csc_get_diag
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procedure, pass(a) :: d_base_csmm => d_csc_csmm
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procedure, pass(a) :: d_base_csmv => d_csc_csmv
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procedure, pass(a) :: d_base_cssm => d_csc_cssm
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procedure, pass(a) :: d_base_cssv => d_csc_cssv
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procedure, pass(a) :: d_scals => d_csc_scals
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procedure, pass(a) :: d_scal => d_csc_scal
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procedure, pass(a) :: csnmi => d_csc_csnmi
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procedure, pass(a) :: reallocate_nz => d_csc_reallocate_nz
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procedure, pass(a) :: csput => d_csc_csput
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procedure, pass(a) :: allocate_mnnz => d_csc_allocate_mnnz
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procedure, pass(a) :: cp_to_coo => d_cp_csc_to_coo
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procedure, pass(a) :: cp_from_coo => d_cp_csc_from_coo
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procedure, pass(a) :: cp_to_fmt => d_cp_csc_to_fmt
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procedure, pass(a) :: cp_from_fmt => d_cp_csc_from_fmt
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procedure, pass(a) :: mv_to_coo => d_mv_csc_to_coo
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procedure, pass(a) :: mv_from_coo => d_mv_csc_from_coo
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procedure, pass(a) :: mv_to_fmt => d_mv_csc_to_fmt
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procedure, pass(a) :: mv_from_fmt => d_mv_csc_from_fmt
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procedure, pass(a) :: csgetptn => d_csc_csgetptn
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procedure, pass(a) :: d_csgetrow => d_csc_csgetrow
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procedure, pass(a) :: get_size => d_csc_get_size
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procedure, pass(a) :: free => d_csc_free
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procedure, pass(a) :: trim => d_csc_trim
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procedure, pass(a) :: print => d_csc_print
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procedure, pass(a) :: sizeof => d_csc_sizeof
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procedure, pass(a) :: reinit => d_csc_reinit
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procedure, pass(a) :: d_csc_cp_from
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generic, public :: cp_from => d_csc_cp_from
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procedure, pass(a) :: d_csc_mv_from
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generic, public :: mv_from => d_csc_mv_from
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end type psb_d_csc_sparse_mat
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private :: d_csc_get_nzeros, d_csc_csmm, d_csc_csmv, d_csc_cssm, d_csc_cssv, &
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& d_csc_csput, d_csc_reallocate_nz, d_csc_allocate_mnnz, &
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& d_csc_free, d_csc_print, d_csc_get_fmt, d_csc_csnmi, get_diag, &
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& d_cp_csc_to_coo, d_cp_csc_from_coo, &
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& d_mv_csc_to_coo, d_mv_csc_from_coo, &
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& d_cp_csc_to_fmt, d_cp_csc_from_fmt, &
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& d_mv_csc_to_fmt, d_mv_csc_from_fmt, &
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& d_csc_scals, d_csc_scal, d_csc_trim, d_csc_csgetrow, d_csc_get_size, &
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& d_csc_sizeof, d_csc_csgetptn, d_csc_get_nz_row, d_csc_reinit
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interface
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subroutine d_cp_csc_to_fmt_impl(a,b,info)
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use psb_const_mod
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use psb_d_base_mat_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(in) :: a
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class(psb_d_base_sparse_mat), intent(out) :: b
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integer, intent(out) :: info
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end subroutine d_cp_csc_to_fmt_impl
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end interface
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interface
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subroutine d_cp_csc_from_fmt_impl(a,b,info)
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use psb_const_mod
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use psb_d_base_mat_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(inout) :: a
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class(psb_d_base_sparse_mat), intent(in) :: b
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integer, intent(out) :: info
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end subroutine d_cp_csc_from_fmt_impl
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end interface
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interface
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subroutine d_cp_csc_to_coo_impl(a,b,info)
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use psb_const_mod
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use psb_d_base_mat_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(in) :: a
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class(psb_d_coo_sparse_mat), intent(out) :: b
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integer, intent(out) :: info
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end subroutine d_cp_csc_to_coo_impl
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end interface
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interface
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subroutine d_cp_csc_from_coo_impl(a,b,info)
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use psb_const_mod
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use psb_d_base_mat_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(inout) :: a
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class(psb_d_coo_sparse_mat), intent(in) :: b
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integer, intent(out) :: info
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end subroutine d_cp_csc_from_coo_impl
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end interface
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interface
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subroutine d_mv_csc_to_fmt_impl(a,b,info)
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use psb_const_mod
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use psb_d_base_mat_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(inout) :: a
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class(psb_d_base_sparse_mat), intent(out) :: b
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integer, intent(out) :: info
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end subroutine d_mv_csc_to_fmt_impl
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end interface
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interface
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subroutine d_mv_csc_from_fmt_impl(a,b,info)
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use psb_const_mod
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use psb_d_base_mat_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(inout) :: a
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class(psb_d_base_sparse_mat), intent(inout) :: b
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integer, intent(out) :: info
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end subroutine d_mv_csc_from_fmt_impl
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end interface
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interface
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subroutine d_mv_csc_to_coo_impl(a,b,info)
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use psb_const_mod
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use psb_d_base_mat_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(inout) :: a
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class(psb_d_coo_sparse_mat), intent(out) :: b
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integer, intent(out) :: info
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end subroutine d_mv_csc_to_coo_impl
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end interface
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interface
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subroutine d_mv_csc_from_coo_impl(a,b,info)
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use psb_const_mod
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use psb_d_base_mat_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(inout) :: a
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class(psb_d_coo_sparse_mat), intent(inout) :: b
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integer, intent(out) :: info
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end subroutine d_mv_csc_from_coo_impl
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end interface
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interface
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subroutine d_csc_csput_impl(nz,ia,ja,val,a,imin,imax,jmin,jmax,info,gtl)
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use psb_const_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(inout) :: a
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real(psb_dpk_), intent(in) :: val(:)
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integer, intent(in) :: nz, ia(:), ja(:), imin,imax,jmin,jmax
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integer, intent(out) :: info
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integer, intent(in), optional :: gtl(:)
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end subroutine d_csc_csput_impl
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end interface
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interface
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subroutine d_csc_csgetptn_impl(imin,imax,a,nz,ia,ja,info,&
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& jmin,jmax,iren,append,nzin,rscale,cscale)
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use psb_const_mod
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import psb_d_csc_sparse_mat
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implicit none
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class(psb_d_csc_sparse_mat), intent(in) :: a
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integer, intent(in) :: imin,imax
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integer, intent(out) :: nz
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integer, allocatable, intent(inout) :: ia(:), ja(:)
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integer,intent(out) :: info
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logical, intent(in), optional :: append
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integer, intent(in), optional :: iren(:)
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integer, intent(in), optional :: jmin,jmax, nzin
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logical, intent(in), optional :: rscale,cscale
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end subroutine d_csc_csgetptn_impl
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end interface
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interface
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subroutine d_csc_csgetrow_impl(imin,imax,a,nz,ia,ja,val,info,&
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& jmin,jmax,iren,append,nzin,rscale,cscale)
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use psb_const_mod
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import psb_d_csc_sparse_mat
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implicit none
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class(psb_d_csc_sparse_mat), intent(in) :: a
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integer, intent(in) :: imin,imax
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integer, intent(out) :: nz
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integer, allocatable, intent(inout) :: ia(:), ja(:)
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real(psb_dpk_), allocatable, intent(inout) :: val(:)
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integer,intent(out) :: info
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logical, intent(in), optional :: append
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integer, intent(in), optional :: iren(:)
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integer, intent(in), optional :: jmin,jmax, nzin
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logical, intent(in), optional :: rscale,cscale
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end subroutine d_csc_csgetrow_impl
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end interface
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interface d_csc_cssm_impl
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subroutine d_csc_cssv_impl(alpha,a,x,beta,y,info,trans)
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use psb_const_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(in) :: a
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real(psb_dpk_), intent(in) :: alpha, beta, x(:)
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real(psb_dpk_), intent(inout) :: y(:)
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integer, intent(out) :: info
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character, optional, intent(in) :: trans
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end subroutine d_csc_cssv_impl
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subroutine d_csc_cssm_impl(alpha,a,x,beta,y,info,trans)
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use psb_const_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(in) :: a
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real(psb_dpk_), intent(in) :: alpha, beta, x(:,:)
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real(psb_dpk_), intent(inout) :: y(:,:)
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integer, intent(out) :: info
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character, optional, intent(in) :: trans
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end subroutine d_csc_cssm_impl
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end interface
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interface d_csc_csmm_impl
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subroutine d_csc_csmv_impl(alpha,a,x,beta,y,info,trans)
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use psb_const_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(in) :: a
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real(psb_dpk_), intent(in) :: alpha, beta, x(:)
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real(psb_dpk_), intent(inout) :: y(:)
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integer, intent(out) :: info
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character, optional, intent(in) :: trans
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end subroutine d_csc_csmv_impl
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subroutine d_csc_csmm_impl(alpha,a,x,beta,y,info,trans)
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use psb_const_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(in) :: a
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real(psb_dpk_), intent(in) :: alpha, beta, x(:,:)
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real(psb_dpk_), intent(inout) :: y(:,:)
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integer, intent(out) :: info
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character, optional, intent(in) :: trans
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end subroutine d_csc_csmm_impl
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end interface
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interface d_csc_csnmi_impl
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function d_csc_csnmi_impl(a) result(res)
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use psb_const_mod
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import psb_d_csc_sparse_mat
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class(psb_d_csc_sparse_mat), intent(in) :: a
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real(psb_dpk_) :: res
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end function d_csc_csnmi_impl
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end interface
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contains
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!=====================================
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!
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!
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!
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! Getters
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!
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!
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!
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!
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!
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!=====================================
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function d_csc_sizeof(a) result(res)
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implicit none
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class(psb_d_csc_sparse_mat), intent(in) :: a
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integer(psb_long_int_k_) :: res
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res = 8
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res = res + psb_sizeof_dp * size(a%val)
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res = res + psb_sizeof_int * size(a%icp)
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res = res + psb_sizeof_int * size(a%ia)
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end function d_csc_sizeof
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function d_csc_get_fmt(a) result(res)
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implicit none
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class(psb_d_csc_sparse_mat), intent(in) :: a
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character(len=5) :: res
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res = 'CSC'
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end function d_csc_get_fmt
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function d_csc_get_nzeros(a) result(res)
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implicit none
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class(psb_d_csc_sparse_mat), intent(in) :: a
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integer :: res
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res = a%icp(a%get_ncols()+1)-1
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end function d_csc_get_nzeros
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function d_csc_get_size(a) result(res)
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implicit none
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class(psb_d_csc_sparse_mat), intent(in) :: a
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integer :: res
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res = -1
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if (allocated(a%ia)) then
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if (res >= 0) then
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res = min(res,size(a%ia))
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else
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res = size(a%ia)
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end if
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end if
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if (allocated(a%val)) then
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if (res >= 0) then
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res = min(res,size(a%val))
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else
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res = size(a%val)
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end if
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end if
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end function d_csc_get_size
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function d_csc_get_nz_col(idx,a) result(res)
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use psb_const_mod
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implicit none
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class(psb_d_csc_sparse_mat), intent(in) :: a
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integer, intent(in) :: idx
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integer :: res
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res = 0
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if ((1<=idx).and.(idx<=a%get_ncols())) then
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res = a%icp(idx+1)-a%icp(idx)
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end if
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end function d_csc_get_nz_col
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!=====================================
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!
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!
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!
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! Data management
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!
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!
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!
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!
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!
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!=====================================
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subroutine d_csc_reallocate_nz(nz,a)
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use psb_error_mod
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use psb_realloc_mod
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implicit none
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integer, intent(in) :: nz
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class(psb_d_csc_sparse_mat), intent(inout) :: a
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Integer :: err_act, info
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character(len=20) :: name='d_csc_reallocate_nz'
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logical, parameter :: debug=.false.
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call psb_erractionsave(err_act)
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call psb_realloc(nz,a%ia,info)
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if (info == 0) call psb_realloc(nz,a%val,info)
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if (info == 0) call psb_realloc(max(nz,a%get_nrows()+1,a%get_ncols()+1),a%icp,info)
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if (info /= 0) then
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call psb_errpush(4000,name)
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goto 9999
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end if
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_abort_) then
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call psb_error()
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return
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end if
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return
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end subroutine d_csc_reallocate_nz
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subroutine d_csc_csput(nz,ia,ja,val,a,imin,imax,jmin,jmax,info,gtl)
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use psb_const_mod
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use psb_error_mod
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implicit none
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class(psb_d_csc_sparse_mat), intent(inout) :: a
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real(psb_dpk_), intent(in) :: val(:)
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integer, intent(in) :: nz, ia(:), ja(:), imin,imax,jmin,jmax
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integer, intent(out) :: info
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integer, intent(in), optional :: gtl(:)
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Integer :: err_act
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character(len=20) :: name='d_csc_csput'
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logical, parameter :: debug=.false.
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integer :: nza, i,j,k, nzl, isza, int_err(5)
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call psb_erractionsave(err_act)
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info = 0
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if (nz <= 0) then
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info = 10
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int_err(1)=1
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call psb_errpush(info,name,i_err=int_err)
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goto 9999
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end if
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if (size(ia) < nz) then
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info = 35
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int_err(1)=2
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call psb_errpush(info,name,i_err=int_err)
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goto 9999
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end if
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if (size(ja) < nz) then
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info = 35
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int_err(1)=3
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call psb_errpush(info,name,i_err=int_err)
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goto 9999
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end if
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if (size(val) < nz) then
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info = 35
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int_err(1)=4
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call psb_errpush(info,name,i_err=int_err)
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goto 9999
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end if
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if (nz == 0) return
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call d_csc_csput_impl(nz,ia,ja,val,a,imin,imax,jmin,jmax,info,gtl)
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if (info /= 0) goto 9999
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_abort_) then
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call psb_error()
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return
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end if
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return
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end subroutine d_csc_csput
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subroutine d_csc_csgetptn(imin,imax,a,nz,ia,ja,info,&
|
|
& jmin,jmax,iren,append,nzin,rscale,cscale)
|
|
! Output is always in COO format
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
integer, intent(in) :: imin,imax
|
|
integer, intent(out) :: nz
|
|
integer, allocatable, intent(inout) :: ia(:), ja(:)
|
|
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_erractionsave(err_act)
|
|
info = 0
|
|
|
|
call d_csc_csgetptn_impl(imin,imax,a,nz,ia,ja,info,&
|
|
& jmin,jmax,iren,append,nzin,rscale,cscale)
|
|
|
|
if (info /= 0) 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 d_csc_csgetptn
|
|
|
|
|
|
subroutine d_csc_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
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
integer, intent(in) :: imin,imax
|
|
integer, intent(out) :: nz
|
|
integer, allocatable, intent(inout) :: ia(:), ja(:)
|
|
real(psb_dpk_), 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_erractionsave(err_act)
|
|
info = 0
|
|
|
|
call d_csc_csgetrow_impl(imin,imax,a,nz,ia,ja,val,info,&
|
|
& jmin,jmax,iren,append,nzin,rscale,cscale)
|
|
|
|
if (info /= 0) 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 d_csc_csgetrow
|
|
|
|
|
|
subroutine d_csc_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
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
class(psb_d_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 = 0
|
|
|
|
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 /= 0) goto 9999
|
|
|
|
call b%set_nzeros(nzin+nzout)
|
|
call b%fix(info)
|
|
if (info /= 0) 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 d_csc_csgetblk
|
|
|
|
|
|
subroutine d_csc_csclip(a,b,info,&
|
|
& imin,imax,jmin,jmax,rscale,cscale)
|
|
! Output is always in COO format
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
class(psb_d_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 = 0
|
|
|
|
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 /= 0) goto 9999
|
|
|
|
call b%set_nzeros(nzin+nzout)
|
|
call b%fix(info)
|
|
|
|
if (info /= 0) 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 d_csc_csclip
|
|
|
|
|
|
subroutine d_csc_free(a)
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
|
|
if (allocated(a%icp)) deallocate(a%icp)
|
|
if (allocated(a%ia)) deallocate(a%ia)
|
|
if (allocated(a%val)) deallocate(a%val)
|
|
call a%set_null()
|
|
call a%set_nrows(0)
|
|
call a%set_ncols(0)
|
|
|
|
return
|
|
|
|
end subroutine d_csc_free
|
|
|
|
subroutine d_csc_reinit(a,clear)
|
|
use psb_error_mod
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
logical, intent(in), optional :: clear
|
|
|
|
Integer :: err_act, info
|
|
character(len=20) :: name='reinit'
|
|
logical :: clear_
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = 0
|
|
|
|
|
|
if (present(clear)) then
|
|
clear_ = clear
|
|
else
|
|
clear_ = .true.
|
|
end if
|
|
|
|
if (a%is_bld() .or. a%is_upd()) then
|
|
! do nothing
|
|
return
|
|
else if (a%is_asb()) then
|
|
if (clear_) a%val(:) = dzero
|
|
call a%set_upd()
|
|
else
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
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 d_csc_reinit
|
|
|
|
subroutine d_csc_trim(a)
|
|
use psb_realloc_mod
|
|
use psb_error_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
Integer :: err_act, info, nz, n
|
|
character(len=20) :: name='trim'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = 0
|
|
n = a%get_ncols()
|
|
nz = a%get_nzeros()
|
|
if (info == 0) call psb_realloc(n+1,a%icp,info)
|
|
if (info == 0) call psb_realloc(nz,a%ia,info)
|
|
if (info == 0) call psb_realloc(nz,a%val,info)
|
|
|
|
if (info /= 0) 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 d_csc_trim
|
|
|
|
subroutine d_cp_csc_to_coo(a,b,info)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
class(psb_d_coo_sparse_mat), intent(out) :: b
|
|
integer, intent(out) :: info
|
|
|
|
Integer :: err_act
|
|
character(len=20) :: name='to_coo'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = 0
|
|
call d_cp_csc_to_coo_impl(a,b,info)
|
|
if (info /= 0) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
if (err_act /= psb_act_ret_) then
|
|
call psb_error()
|
|
end if
|
|
return
|
|
|
|
end subroutine d_cp_csc_to_coo
|
|
|
|
subroutine d_cp_csc_from_coo(a,b,info)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_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_erractionsave(err_act)
|
|
info = 0
|
|
call d_cp_csc_from_coo_impl(a,b,info)
|
|
if (info /= 0) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
if (err_act /= psb_act_ret_) then
|
|
call psb_error()
|
|
end if
|
|
return
|
|
|
|
end subroutine d_cp_csc_from_coo
|
|
|
|
|
|
subroutine d_cp_csc_to_fmt(a,b,info)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
class(psb_d_base_sparse_mat), intent(out) :: b
|
|
integer, intent(out) :: info
|
|
|
|
Integer :: err_act
|
|
character(len=20) :: name='to_fmt'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = 0
|
|
call d_cp_csc_to_fmt_impl(a,b,info)
|
|
if (info /= 0) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
if (err_act /= psb_act_ret_) then
|
|
call psb_error()
|
|
end if
|
|
return
|
|
|
|
end subroutine d_cp_csc_to_fmt
|
|
|
|
subroutine d_cp_csc_from_fmt(a,b,info)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_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_erractionsave(err_act)
|
|
info = 0
|
|
call d_cp_csc_from_fmt_impl(a,b,info)
|
|
if (info /= 0) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
if (err_act /= psb_act_ret_) then
|
|
call psb_error()
|
|
end if
|
|
return
|
|
|
|
end subroutine d_cp_csc_from_fmt
|
|
|
|
|
|
subroutine d_mv_csc_to_coo(a,b,info)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_coo_sparse_mat), intent(out) :: b
|
|
integer, intent(out) :: info
|
|
|
|
Integer :: err_act
|
|
character(len=20) :: name='to_coo'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = 0
|
|
call d_mv_csc_to_coo_impl(a,b,info)
|
|
if (info /= 0) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
if (err_act /= psb_act_ret_) then
|
|
call psb_error()
|
|
end if
|
|
return
|
|
|
|
end subroutine d_mv_csc_to_coo
|
|
|
|
subroutine d_mv_csc_from_coo(a,b,info)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_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_erractionsave(err_act)
|
|
info = 0
|
|
call d_mv_csc_from_coo_impl(a,b,info)
|
|
if (info /= 0) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
if (err_act /= psb_act_ret_) then
|
|
call psb_error()
|
|
end if
|
|
return
|
|
|
|
end subroutine d_mv_csc_from_coo
|
|
|
|
|
|
subroutine d_mv_csc_to_fmt(a,b,info)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_base_sparse_mat), intent(out) :: b
|
|
integer, intent(out) :: info
|
|
|
|
Integer :: err_act
|
|
character(len=20) :: name='to_fmt'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = 0
|
|
call d_mv_csc_to_fmt_impl(a,b,info)
|
|
if (info /= 0) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
if (err_act /= psb_act_ret_) then
|
|
call psb_error()
|
|
end if
|
|
return
|
|
|
|
end subroutine d_mv_csc_to_fmt
|
|
|
|
subroutine d_mv_csc_from_fmt(a,b,info)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_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_erractionsave(err_act)
|
|
info = 0
|
|
call d_mv_csc_from_fmt_impl(a,b,info)
|
|
if (info /= 0) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
if (err_act /= psb_act_ret_) then
|
|
call psb_error()
|
|
end if
|
|
return
|
|
|
|
end subroutine d_mv_csc_from_fmt
|
|
|
|
subroutine d_csc_allocate_mnnz(m,n,a,nz)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
implicit none
|
|
integer, intent(in) :: m,n
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
integer, intent(in), optional :: nz
|
|
Integer :: err_act, info, nz_
|
|
character(len=20) :: name='allocate_mnz'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = 0
|
|
if (m < 0) then
|
|
info = 10
|
|
call psb_errpush(info,name,i_err=(/1,0,0,0,0/))
|
|
goto 9999
|
|
endif
|
|
if (n < 0) then
|
|
info = 10
|
|
call psb_errpush(info,name,i_err=(/2,0,0,0,0/))
|
|
goto 9999
|
|
endif
|
|
if (present(nz)) then
|
|
nz_ = nz
|
|
else
|
|
nz_ = max(7*m,7*n,1)
|
|
end if
|
|
if (nz_ < 0) then
|
|
info = 10
|
|
call psb_errpush(info,name,i_err=(/3,0,0,0,0/))
|
|
goto 9999
|
|
endif
|
|
|
|
if (info == 0) call psb_realloc(n+1,a%icp,info)
|
|
if (info == 0) call psb_realloc(nz_,a%ia,info)
|
|
if (info == 0) call psb_realloc(nz_,a%val,info)
|
|
if (info == 0) then
|
|
a%icp=0
|
|
call a%set_nrows(m)
|
|
call a%set_ncols(n)
|
|
call a%set_bld()
|
|
call a%set_triangle(.false.)
|
|
call a%set_unit(.false.)
|
|
end if
|
|
|
|
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 d_csc_allocate_mnnz
|
|
|
|
|
|
subroutine d_csc_print(iout,a,iv,eirs,eics,head,ivr,ivc)
|
|
use psb_string_mod
|
|
implicit none
|
|
|
|
integer, intent(in) :: iout
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
integer, intent(in), optional :: iv(:)
|
|
integer, intent(in), optional :: eirs,eics
|
|
character(len=*), optional :: head
|
|
integer, intent(in), optional :: ivr(:), ivc(:)
|
|
|
|
Integer :: err_act
|
|
character(len=20) :: name='d_csc_print'
|
|
logical, parameter :: debug=.false.
|
|
|
|
character(len=80) :: frmtv
|
|
integer :: irs,ics,i,j, nmx, ni, nr, nc, nz
|
|
|
|
if (present(eirs)) then
|
|
irs = eirs
|
|
else
|
|
irs = 0
|
|
endif
|
|
if (present(eics)) then
|
|
ics = eics
|
|
else
|
|
ics = 0
|
|
endif
|
|
|
|
if (present(head)) then
|
|
write(iout,'(a)') '%%MatrixMarket matrix coordinate real general'
|
|
write(iout,'(a,a)') '% ',head
|
|
write(iout,'(a)') '%'
|
|
write(iout,'(a,a)') '% COO'
|
|
endif
|
|
|
|
nr = a%get_nrows()
|
|
nc = a%get_ncols()
|
|
nz = a%get_nzeros()
|
|
nmx = max(nr,nc,1)
|
|
ni = floor(log10(1.0*nmx)) + 1
|
|
|
|
write(frmtv,'(a,i3.3,a,i3.3,a)') '(2(i',ni,',1x),es26.18,1x,2(i',ni,',1x))'
|
|
write(iout,*) nr, nc, nz
|
|
if(present(iv)) then
|
|
do i=1, nr
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmtv) iv(a%ia(j)),iv(i),a%val(j)
|
|
end do
|
|
enddo
|
|
else
|
|
if (present(ivr).and..not.present(ivc)) then
|
|
do i=1, nr
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmtv) ivr(a%ia(j)),i,a%val(j)
|
|
end do
|
|
enddo
|
|
else if (present(ivr).and.present(ivc)) then
|
|
do i=1, nr
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmtv) ivr(a%ia(j)),ivc(i),a%val(j)
|
|
end do
|
|
enddo
|
|
else if (.not.present(ivr).and.present(ivc)) then
|
|
do i=1, nr
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmtv) (a%ia(j)),ivc(i),a%val(j)
|
|
end do
|
|
enddo
|
|
else if (.not.present(ivr).and..not.present(ivc)) then
|
|
do i=1, nr
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmtv) (a%ia(j)),(i),a%val(j)
|
|
end do
|
|
enddo
|
|
endif
|
|
endif
|
|
|
|
end subroutine d_csc_print
|
|
|
|
|
|
subroutine d_csc_cp_from(a,b)
|
|
use psb_error_mod
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(out) :: a
|
|
type(psb_d_csc_sparse_mat), intent(in) :: b
|
|
|
|
|
|
Integer :: err_act, info
|
|
character(len=20) :: name='cp_from'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
|
|
info = 0
|
|
|
|
call a%allocate(b%get_nrows(),b%get_ncols(),b%get_nzeros())
|
|
call a%psb_d_base_sparse_mat%cp_from(b%psb_d_base_sparse_mat)
|
|
a%icp = b%icp
|
|
a%ia = b%ia
|
|
a%val = b%val
|
|
|
|
if (info /= 0) goto 9999
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
if (err_act /= psb_act_ret_) then
|
|
call psb_error()
|
|
end if
|
|
return
|
|
|
|
end subroutine d_csc_cp_from
|
|
|
|
subroutine d_csc_mv_from(a,b)
|
|
use psb_error_mod
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(out) :: a
|
|
type(psb_d_csc_sparse_mat), intent(inout) :: b
|
|
|
|
|
|
Integer :: err_act, info
|
|
character(len=20) :: name='mv_from'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = 0
|
|
call a%psb_d_base_sparse_mat%mv_from(b%psb_d_base_sparse_mat)
|
|
call move_alloc(b%icp, a%icp)
|
|
call move_alloc(b%ia, a%ia)
|
|
call move_alloc(b%val, a%val)
|
|
call b%free()
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
if (err_act /= psb_act_ret_) then
|
|
call psb_error()
|
|
end if
|
|
return
|
|
|
|
end subroutine d_csc_mv_from
|
|
|
|
|
|
|
|
!=====================================
|
|
!
|
|
!
|
|
!
|
|
! Computational routines
|
|
!
|
|
!
|
|
!
|
|
!
|
|
!
|
|
!
|
|
!=====================================
|
|
|
|
|
|
subroutine d_csc_csmv(alpha,a,x,beta,y,info,trans)
|
|
use psb_error_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: alpha, beta, x(:)
|
|
real(psb_dpk_), intent(inout) :: y(:)
|
|
integer, intent(out) :: info
|
|
character, optional, intent(in) :: trans
|
|
|
|
character :: trans_
|
|
integer :: i,j,k,m,n, nnz, ir, jc
|
|
real(psb_dpk_) :: acc
|
|
logical :: tra
|
|
Integer :: err_act
|
|
character(len=20) :: name='d_csc_csmv'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
|
|
if (.not.a%is_asb()) then
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
|
|
call d_csc_csmm_impl(alpha,a,x,beta,y,info,trans)
|
|
|
|
if (info /= 0) 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 d_csc_csmv
|
|
|
|
subroutine d_csc_csmm(alpha,a,x,beta,y,info,trans)
|
|
use psb_error_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: alpha, beta, x(:,:)
|
|
real(psb_dpk_), intent(inout) :: y(:,:)
|
|
integer, intent(out) :: info
|
|
character, optional, intent(in) :: trans
|
|
|
|
character :: trans_
|
|
integer :: i,j,k,m,n, nnz, ir, jc, nc
|
|
real(psb_dpk_), allocatable :: acc(:)
|
|
logical :: tra
|
|
Integer :: err_act
|
|
character(len=20) :: name='d_csc_csmm'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
|
|
|
|
|
|
call d_csc_csmm_impl(alpha,a,x,beta,y,info,trans)
|
|
|
|
if (info /= 0) 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 d_csc_csmm
|
|
|
|
|
|
subroutine d_csc_cssv(alpha,a,x,beta,y,info,trans)
|
|
use psb_error_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: alpha, beta, x(:)
|
|
real(psb_dpk_), intent(inout) :: y(:)
|
|
integer, intent(out) :: info
|
|
character, optional, intent(in) :: trans
|
|
|
|
character :: trans_
|
|
integer :: i,j,k,m,n, nnz, ir, jc
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: tmp(:)
|
|
logical :: tra
|
|
Integer :: err_act
|
|
character(len=20) :: name='d_csc_cssv'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
|
|
if (.not.a%is_asb()) then
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
|
|
if (.not. (a%is_triangle())) then
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
call d_csc_cssm_impl(alpha,a,x,beta,y,info,trans)
|
|
|
|
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 d_csc_cssv
|
|
|
|
|
|
|
|
subroutine d_csc_cssm(alpha,a,x,beta,y,info,trans)
|
|
use psb_error_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: alpha, beta, x(:,:)
|
|
real(psb_dpk_), intent(inout) :: y(:,:)
|
|
integer, intent(out) :: info
|
|
character, optional, intent(in) :: trans
|
|
|
|
character :: trans_
|
|
integer :: i,j,k,m,n, nnz, ir, jc, nc
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: tmp(:,:)
|
|
logical :: tra
|
|
Integer :: err_act
|
|
character(len=20) :: name='d_csc_csmm'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
|
|
if (.not.a%is_asb()) then
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
|
|
if (.not. (a%is_triangle())) then
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
call d_csc_cssm_impl(alpha,a,x,beta,y,info,trans)
|
|
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 d_csc_cssm
|
|
|
|
function d_csc_csnmi(a) result(res)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_) :: res
|
|
|
|
Integer :: err_act
|
|
character(len=20) :: name='csnmi'
|
|
logical, parameter :: debug=.false.
|
|
|
|
|
|
res = d_csc_csnmi_impl(a)
|
|
|
|
return
|
|
|
|
end function d_csc_csnmi
|
|
|
|
subroutine d_csc_get_diag(a,d,info)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(out) :: d(:)
|
|
integer, intent(out) :: info
|
|
|
|
Integer :: err_act, mnm, i, j, k
|
|
character(len=20) :: name='get_diag'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = 0
|
|
call psb_erractionsave(err_act)
|
|
|
|
mnm = min(a%get_nrows(),a%get_ncols())
|
|
if (size(d) < mnm) then
|
|
info=35
|
|
call psb_errpush(info,name,i_err=(/2,size(d),0,0,0/))
|
|
goto 9999
|
|
end if
|
|
|
|
|
|
do i=1, mnm
|
|
do k=a%icp(i),a%icp(i+1)-1
|
|
j=a%ia(k)
|
|
if ((j==i) .and.(j <= mnm )) then
|
|
d(i) = a%val(k)
|
|
endif
|
|
enddo
|
|
end do
|
|
do i=mnm+1,size(d)
|
|
d(i) = dzero
|
|
end do
|
|
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 d_csc_get_diag
|
|
|
|
|
|
subroutine d_csc_scal(d,a,info)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
real(psb_dpk_), intent(in) :: d(:)
|
|
integer, intent(out) :: info
|
|
|
|
Integer :: err_act,mnm, i, j, n
|
|
character(len=20) :: name='scal'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = 0
|
|
call psb_erractionsave(err_act)
|
|
|
|
n = a%get_ncols()
|
|
if (size(d) < n) then
|
|
info=35
|
|
call psb_errpush(info,name,i_err=(/2,size(d),0,0,0/))
|
|
goto 9999
|
|
end if
|
|
|
|
do i=1, n
|
|
do j = a%icp(i), a%icp(i+1) -1
|
|
a%val(j) = a%val(j) * d(a%ia(j))
|
|
end do
|
|
enddo
|
|
|
|
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 d_csc_scal
|
|
|
|
|
|
subroutine d_csc_scals(d,a,info)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
real(psb_dpk_), intent(in) :: d
|
|
integer, intent(out) :: info
|
|
|
|
Integer :: err_act,mnm, i, j, m
|
|
character(len=20) :: name='scal'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = 0
|
|
call psb_erractionsave(err_act)
|
|
|
|
|
|
do i=1,a%get_nzeros()
|
|
a%val(i) = a%val(i) * d
|
|
enddo
|
|
|
|
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 d_csc_scals
|
|
|
|
|
|
|
|
end module psb_d_csc_mat_mod
|