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568 lines
15 KiB
Fortran
568 lines
15 KiB
Fortran
module psbn_d_csr_mat_mod
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use psbn_d_base_mat_mod
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type, extends(psbn_d_base_sparse_mat) :: psbn_d_csr_sparse_mat
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integer, allocatable :: irp(:), ja(:)
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real(psb_dpk_), allocatable :: val(:)
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contains
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procedure, pass(a) :: get_nzeros => d_csr_get_nzeros
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procedure, pass(a) :: d_base_csmm => d_csr_csmm
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procedure, pass(a) :: d_base_csmv => d_csr_csmv
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procedure, pass(a) :: d_base_cssm => d_csr_cssm
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procedure, pass(a) :: d_base_cssv => d_csr_cssv
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procedure, pass(a) :: reallocate_nz => d_csr_reallocate_nz
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procedure, pass(a) :: csins => d_csr_csins
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procedure, pass(a) :: allocate_mnnz => d_csr_allocate_mnnz
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procedure, pass(a) :: allocate_mn => d_csr_allocate_mn
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procedure, pass(a) :: to_coo => d_csr_to_coo
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procedure, pass(a) :: from_coo => d_csr_from_coo
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procedure, pass(a) :: free => d_csr_free
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end type psbn_d_csr_sparse_mat
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private :: d_csr_get_nzeros, d_csr_csmm, d_csr_csmv, d_csr_cssm, d_csr_cssv, &
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& d_csr_csins, d_csr_reallocate_nz, d_csr_allocate_mnnz, &
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& d_csr_allocate_mn, d_csr_to_coo, d_csr_from_coo, &
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& d_csr_free
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interface
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subroutine d_csr_to_coo_impl(a,b,info)
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use psb_const_mod
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import psbn_d_csr_sparse_mat
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class(psbn_d_csr_sparse_mat), intent(in) :: a
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class(psbn_d_coo_sparse_mat), intent(out) :: b
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integer, intent(out) :: info
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end subroutine d_csr_to_coo_impl
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end interface
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interface
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subroutine d_csr_from_coo_impl(a,b,info)
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use psb_const_mod
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import psbn_d_csr_sparse_mat
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class(psbn_d_csr_sparse_mat), intent(inout) :: a
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class(psbn_d_coo_sparse_mat), intent(in) :: b
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integer, intent(out) :: info
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end subroutine d_csr_from_coo_impl
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end interface
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interface
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subroutine d_csr_csins_impl(nz,val,ia,ja,a,imin,imax,jmin,jmax,info,gtl)
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use psb_const_mod
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import psbn_d_csr_sparse_mat
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class(psbn_d_csr_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_csr_csins_impl
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end interface
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interface d_csr_cssm_impl
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subroutine d_csr_cssv_impl(alpha,a,x,beta,y,info,trans)
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use psb_const_mod
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import psbn_d_csr_sparse_mat
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class(psbn_d_csr_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_csr_cssv_impl
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subroutine d_csr_cssm_impl(alpha,a,x,beta,y,info,trans)
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use psb_const_mod
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import psbn_d_csr_sparse_mat
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class(psbn_d_csr_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_csr_cssm_impl
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end interface
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interface d_csr_csmm_impl
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subroutine d_csr_csmv_impl(alpha,a,x,beta,y,info,trans)
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use psb_const_mod
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import psbn_d_csr_sparse_mat
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class(psbn_d_csr_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_csr_csmv_impl
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subroutine d_csr_csmm_impl(alpha,a,x,beta,y,info,trans)
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use psb_const_mod
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import psbn_d_csr_sparse_mat
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class(psbn_d_csr_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_csr_csmm_impl
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end interface
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contains
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subroutine d_csr_reallocate_nz(nz,a)
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use psb_error_mod
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use psb_realloc_mod
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integer, intent(in) :: nz
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class(psbn_d_csr_sparse_mat), intent(inout) :: a
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Integer :: err_act, info
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character(len=20) :: name='d_csr_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(nx,a%ja,info)
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if (info == 0) call psb_realloc(nx,a%val,info)
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if (info == 0) call psb_realloc(max(nx,a%m+1,a%n+1),a%irp,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_csr_reallocate_nz
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function d_csr_get_nzeros(a) result(res)
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class(psbn_d_csr_sparse_mat), intent(in) :: a
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integer :: res
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res = a%irp(a%m+1)-1
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end function d_csr_get_nzeros
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subroutine d_csr_csins(nz,val,ia,ja,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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class(psbn_d_csr_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_csr_csins'
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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_csr_csins_impl(nz,val,ia,ja,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_csr_csins
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subroutine d_csr_csmv(alpha,a,x,beta,y,info,trans)
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use psb_error_mod
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class(psbn_d_csr_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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character :: trans_
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integer :: i,j,k,m,n, nnz, ir, jc
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real(psb_dpk_) :: acc
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logical :: tra
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Integer :: err_act
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character(len=20) :: name='d_csr_csmv'
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logical, parameter :: debug=.false.
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call psb_erractionsave(err_act)
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if (.not.a%is_asb()) then
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info = 1121
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call psb_errpush(info,name)
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goto 9999
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endif
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call d_csr_csmm_impl(alpha,a,x,beta,y,info,trans)
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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_csr_csmv
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subroutine d_csr_csmm(alpha,a,x,beta,y,info,trans)
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use psb_error_mod
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class(psbn_d_csr_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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character :: trans_
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integer :: i,j,k,m,n, nnz, ir, jc, nc
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real(psb_dpk_), allocatable :: acc(:)
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logical :: tra
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Integer :: err_act
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character(len=20) :: name='d_csr_csmm'
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logical, parameter :: debug=.false.
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call psb_erractionsave(err_act)
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call d_csr_csmm_impl(alpha,a,x,beta,y,info,trans)
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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_csr_csmm
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subroutine d_csr_cssv(alpha,a,x,beta,y,info,trans)
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use psb_error_mod
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class(psbn_d_csr_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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character :: trans_
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integer :: i,j,k,m,n, nnz, ir, jc
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real(psb_dpk_) :: acc
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real(psb_dpk_), allocatable :: tmp(:)
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logical :: tra
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Integer :: err_act
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character(len=20) :: name='d_csr_cssv'
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logical, parameter :: debug=.false.
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call psb_erractionsave(err_act)
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if (.not.a%is_asb()) then
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info = 1121
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call psb_errpush(info,name)
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goto 9999
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endif
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if (.not. (a%is_triangle())) then
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write(0,*) 'Called SM on a non-triangular mat!'
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info = 1121
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call psb_errpush(info,name)
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goto 9999
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end if
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call d_csr_cssm_impl(alpha,a,x,beta,y,info,trans)
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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_csr_cssv
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subroutine d_csr_cssm(alpha,a,x,beta,y,info,trans)
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use psb_error_mod
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class(psbn_d_csr_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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character :: trans_
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integer :: i,j,k,m,n, nnz, ir, jc, nc
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real(psb_dpk_) :: acc
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real(psb_dpk_), allocatable :: tmp(:,:)
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logical :: tra
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Integer :: err_act
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character(len=20) :: name='d_csr_csmm'
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logical, parameter :: debug=.false.
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call psb_erractionsave(err_act)
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if (.not.a%is_asb()) then
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info = 1121
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call psb_errpush(info,name)
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goto 9999
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endif
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if (.not. (a%is_triangle())) then
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write(0,*) 'Called SM on a non-triangular mat!'
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info = 1121
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call psb_errpush(info,name)
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goto 9999
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end if
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call d_csr_cssm_impl(alpha,a,x,beta,y,info,trans)
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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_csr_cssm
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subroutine d_csr_free(a)
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class(psbn_d_csr_sparse_mat), intent(inout) :: a
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if (allocated(a%irp)) deallocate(a%irp)
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if (allocated(a%ja)) deallocate(a%ja)
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if (allocated(a%val)) deallocate(a%val)
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call a%set_null()
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call a%set_nrows(0)
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call a%set_ncols(0)
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return
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end subroutine d_csr_free
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subroutine d_csr_to_coo(a,b,info)
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use psb_error_mod
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use psb_realloc_mod
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class(psbn_d_csr_sparse_mat), intent(in) :: a
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class(psbn_d_coo_sparse_mat), intent(out) :: b
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integer, intent(out) :: info
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Integer :: err_act
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character(len=20) :: name='to_coo'
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logical, parameter :: debug=.false.
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call psb_erractionsave(err_act)
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info = 0
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call d_csr_to_coo_impl(a,b,info)
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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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call psb_errpush(info,name)
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if (err_act /= psb_act_ret_) then
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call psb_error()
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end if
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return
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end subroutine d_csr_to_coo
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subroutine d_csr_from_coo(a,b,info)
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use psb_error_mod
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use psb_realloc_mod
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class(psbn_d_csr_sparse_mat), intent(inout) :: a
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class(psbn_d_coo_sparse_mat), intent(in) :: b
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integer, intent(out) :: info
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Integer :: err_act
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character(len=20) :: name='from_coo'
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logical, parameter :: debug=.false.
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call psb_erractionsave(err_act)
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info = 0
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call d_csr_from_coo_impl(a,b,info)
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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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call psb_errpush(info,name)
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if (err_act /= psb_act_ret_) then
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call psb_error()
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end if
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return
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end subroutine d_csr_from_coo
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subroutine d_csr_allocate_mnnz(m,n,nz,a)
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use psb_error_mod
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use psb_realloc_mod
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integer, intent(in) :: m,n,nz
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class(psbn_d_csr_sparse_mat), intent(inout) :: a
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Integer :: err_act, info
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character(len=20) :: name='allocate_mnz'
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logical, parameter :: debug=.false.
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call psb_erractionsave(err_act)
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info = 0
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if (m < 0) then
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info = 10
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call psb_errpush(info,name,i_err=(/1,0,0,0,0/))
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goto 9999
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endif
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if (n < 0) then
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info = 10
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call psb_errpush(info,name,i_err=(/2,0,0,0,0/))
|
|
goto 9999
|
|
endif
|
|
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(m+1,a%irp,info)
|
|
if (info == 0) call psb_realloc(nz,a%ja,info)
|
|
if (info == 0) call psb_realloc(nz,a%val,info)
|
|
if (info == 0) then
|
|
call a%set_nrows(m)
|
|
call a%set_ncols(n)
|
|
call a%set_nzeros(0)
|
|
call a%set_bld()
|
|
call a%set_triangle(.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_csr_allocate_mnnz
|
|
|
|
|
|
subroutine d_csr_allocate_mn(m,n,a)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
integer, intent(in) :: m,n
|
|
class(psbn_d_csr_sparse_mat), intent(inout) :: a
|
|
Integer :: err_act, info, nz
|
|
character(len=20) :: name='allocate_mn'
|
|
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
|
|
|
|
nz = max(7*m,7*n,1)
|
|
call a%allocate(m,n,nz)
|
|
|
|
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_csr_allocate_mn
|
|
|
|
end module psbn_d_csr_mat_mod
|