!!$ !!$ Parallel Sparse BLAS version 3.0 !!$ (C) Copyright 2006, 2007, 2008, 2009, 2010 !!$ Salvatore Filippone University of Rome Tor Vergata !!$ Alfredo Buttari CNRS-IRIT, Toulouse !!$ !!$ Redistribution and use in source and binary forms, with or without !!$ modification, are permitted provided that the following conditions !!$ are met: !!$ 1. Redistributions of source code must retain the above copyright !!$ notice, this list of conditions and the following disclaimer. !!$ 2. Redistributions in binary form must reproduce the above copyright !!$ notice, this list of conditions, and the following disclaimer in the !!$ documentation and/or other materials provided with the distribution. !!$ 3. The name of the PSBLAS group or the names of its contributors may !!$ not be used to endorse or promote products derived from this !!$ software without specific written permission. !!$ !!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS !!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED !!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR !!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS !!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR !!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF !!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS !!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN !!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) !!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE !!$ POSSIBILITY OF SUCH DAMAGE. !!$ !!$ ! ! package: psb_c_csc_mat_mod ! ! This module contains the definition of the psb_c_csc_sparse_mat type ! which implements an actual storage format (the CSC in this case) for ! a sparse matrix as well as the related methods (those who are ! specific to the type and could not be defined higher in the ! hierarchy). We are at the bottom level of the inheritance chain. ! module psb_c_csc_mat_mod use psb_c_base_mat_mod type, extends(psb_c_base_sparse_mat) :: psb_c_csc_sparse_mat integer, allocatable :: icp(:), ia(:) complex(psb_spk_), allocatable :: val(:) contains procedure, pass(a) :: get_size => c_csc_get_size procedure, pass(a) :: get_nzeros => c_csc_get_nzeros procedure, pass(a) :: get_fmt => c_csc_get_fmt procedure, pass(a) :: sizeof => c_csc_sizeof procedure, pass(a) :: c_csmm => psb_c_csc_csmm procedure, pass(a) :: c_csmv => psb_c_csc_csmv procedure, pass(a) :: c_inner_cssm => psb_c_csc_cssm procedure, pass(a) :: c_inner_cssv => psb_c_csc_cssv procedure, pass(a) :: c_scals => psb_c_csc_scals procedure, pass(a) :: c_scal => psb_c_csc_scal procedure, pass(a) :: csnmi => psb_c_csc_csnmi procedure, pass(a) :: reallocate_nz => psb_c_csc_reallocate_nz procedure, pass(a) :: allocate_mnnz => psb_c_csc_allocate_mnnz procedure, pass(a) :: cp_to_coo => psb_c_cp_csc_to_coo procedure, pass(a) :: cp_from_coo => psb_c_cp_csc_from_coo procedure, pass(a) :: cp_to_fmt => psb_c_cp_csc_to_fmt procedure, pass(a) :: cp_from_fmt => psb_c_cp_csc_from_fmt procedure, pass(a) :: mv_to_coo => psb_c_mv_csc_to_coo procedure, pass(a) :: mv_from_coo => psb_c_mv_csc_from_coo procedure, pass(a) :: mv_to_fmt => psb_c_mv_csc_to_fmt procedure, pass(a) :: mv_from_fmt => psb_c_mv_csc_from_fmt procedure, pass(a) :: csput => psb_c_csc_csput procedure, pass(a) :: get_diag => psb_c_csc_get_diag procedure, pass(a) :: csgetptn => psb_c_csc_csgetptn procedure, pass(a) :: c_csgetrow => psb_c_csc_csgetrow procedure, pass(a) :: get_nc_col => c_csc_get_nc_col procedure, pass(a) :: reinit => psb_c_csc_reinit procedure, pass(a) :: trim => psb_c_csc_trim procedure, pass(a) :: print => psb_c_csc_print procedure, pass(a) :: free => c_csc_free procedure, pass(a) :: mold => psb_c_csc_mold procedure, pass(a) :: psb_c_csc_cp_from generic, public :: cp_from => psb_c_csc_cp_from procedure, pass(a) :: psb_c_csc_mv_from generic, public :: mv_from => psb_c_csc_mv_from end type psb_c_csc_sparse_mat private :: c_csc_get_nzeros, c_csc_free, c_csc_get_fmt, & & c_csc_get_size, c_csc_sizeof, c_csc_get_nc_col interface subroutine psb_c_csc_reallocate_nz(nz,a) import :: psb_c_csc_sparse_mat integer, intent(in) :: nz class(psb_c_csc_sparse_mat), intent(inout) :: a end subroutine psb_c_csc_reallocate_nz end interface interface subroutine psb_c_csc_reinit(a,clear) import :: psb_c_csc_sparse_mat class(psb_c_csc_sparse_mat), intent(inout) :: a logical, intent(in), optional :: clear end subroutine psb_c_csc_reinit end interface interface subroutine psb_c_csc_trim(a) import :: psb_c_csc_sparse_mat class(psb_c_csc_sparse_mat), intent(inout) :: a end subroutine psb_c_csc_trim end interface interface subroutine psb_c_csc_allocate_mnnz(m,n,a,nz) import :: psb_c_csc_sparse_mat integer, intent(in) :: m,n class(psb_c_csc_sparse_mat), intent(inout) :: a integer, intent(in), optional :: nz end subroutine psb_c_csc_allocate_mnnz end interface interface subroutine psb_c_csc_mold(a,b,info) import :: psb_c_csc_sparse_mat, psb_c_base_sparse_mat, psb_long_int_k_ class(psb_c_csc_sparse_mat), intent(in) :: a class(psb_c_base_sparse_mat), intent(out), allocatable :: b integer, intent(out) :: info end subroutine psb_c_csc_mold end interface interface subroutine psb_c_csc_print(iout,a,iv,eirs,eics,head,ivr,ivc) import :: psb_c_csc_sparse_mat integer, intent(in) :: iout class(psb_c_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(:) end subroutine psb_c_csc_print end interface interface subroutine psb_c_cp_csc_to_coo(a,b,info) import :: psb_c_coo_sparse_mat, psb_c_csc_sparse_mat class(psb_c_csc_sparse_mat), intent(in) :: a class(psb_c_coo_sparse_mat), intent(inout) :: b integer, intent(out) :: info end subroutine psb_c_cp_csc_to_coo end interface interface subroutine psb_c_cp_csc_from_coo(a,b,info) import :: psb_c_csc_sparse_mat, psb_c_coo_sparse_mat class(psb_c_csc_sparse_mat), intent(inout) :: a class(psb_c_coo_sparse_mat), intent(in) :: b integer, intent(out) :: info end subroutine psb_c_cp_csc_from_coo end interface interface subroutine psb_c_cp_csc_to_fmt(a,b,info) import :: psb_c_csc_sparse_mat, psb_c_base_sparse_mat class(psb_c_csc_sparse_mat), intent(in) :: a class(psb_c_base_sparse_mat), intent(inout) :: b integer, intent(out) :: info end subroutine psb_c_cp_csc_to_fmt end interface interface subroutine psb_c_cp_csc_from_fmt(a,b,info) import :: psb_c_csc_sparse_mat, psb_c_base_sparse_mat class(psb_c_csc_sparse_mat), intent(inout) :: a class(psb_c_base_sparse_mat), intent(in) :: b integer, intent(out) :: info end subroutine psb_c_cp_csc_from_fmt end interface interface subroutine psb_c_mv_csc_to_coo(a,b,info) import :: psb_c_csc_sparse_mat, psb_c_coo_sparse_mat class(psb_c_csc_sparse_mat), intent(inout) :: a class(psb_c_coo_sparse_mat), intent(inout) :: b integer, intent(out) :: info end subroutine psb_c_mv_csc_to_coo end interface interface subroutine psb_c_mv_csc_from_coo(a,b,info) import :: psb_c_csc_sparse_mat, psb_c_coo_sparse_mat class(psb_c_csc_sparse_mat), intent(inout) :: a class(psb_c_coo_sparse_mat), intent(inout) :: b integer, intent(out) :: info end subroutine psb_c_mv_csc_from_coo end interface interface subroutine psb_c_mv_csc_to_fmt(a,b,info) import :: psb_c_csc_sparse_mat, psb_c_base_sparse_mat class(psb_c_csc_sparse_mat), intent(inout) :: a class(psb_c_base_sparse_mat), intent(inout) :: b integer, intent(out) :: info end subroutine psb_c_mv_csc_to_fmt end interface interface subroutine psb_c_mv_csc_from_fmt(a,b,info) import :: psb_c_csc_sparse_mat, psb_c_base_sparse_mat class(psb_c_csc_sparse_mat), intent(inout) :: a class(psb_c_base_sparse_mat), intent(inout) :: b integer, intent(out) :: info end subroutine psb_c_mv_csc_from_fmt end interface interface subroutine psb_c_csc_cp_from(a,b) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_sparse_mat), intent(inout) :: a type(psb_c_csc_sparse_mat), intent(in) :: b end subroutine psb_c_csc_cp_from end interface interface subroutine psb_c_csc_mv_from(a,b) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_sparse_mat), intent(inout) :: a type(psb_c_csc_sparse_mat), intent(inout) :: b end subroutine psb_c_csc_mv_from end interface interface subroutine psb_c_csc_csput(nz,ia,ja,val,a,imin,imax,jmin,jmax,info,gtl) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_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(:) end subroutine psb_c_csc_csput end interface interface subroutine psb_c_csc_csgetptn(imin,imax,a,nz,ia,ja,info,& & jmin,jmax,iren,append,nzin,rscale,cscale) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_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 end subroutine psb_c_csc_csgetptn end interface interface subroutine psb_c_csc_csgetrow(imin,imax,a,nz,ia,ja,val,info,& & jmin,jmax,iren,append,nzin,rscale,cscale) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_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 end subroutine psb_c_csc_csgetrow end interface interface subroutine psb_c_csc_csgetblk(imin,imax,a,b,info,& & jmin,jmax,iren,append,rscale,cscale) import :: psb_c_csc_sparse_mat, psb_spk_, psb_c_coo_sparse_mat class(psb_c_csc_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 end subroutine psb_c_csc_csgetblk end interface interface subroutine psb_c_csc_cssv(alpha,a,x,beta,y,info,trans) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_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 end subroutine psb_c_csc_cssv subroutine psb_c_csc_cssm(alpha,a,x,beta,y,info,trans) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_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 end subroutine psb_c_csc_cssm end interface interface subroutine psb_c_csc_csmv(alpha,a,x,beta,y,info,trans) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_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 end subroutine psb_c_csc_csmv subroutine psb_c_csc_csmm(alpha,a,x,beta,y,info,trans) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_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 end subroutine psb_c_csc_csmm end interface interface function psb_c_csc_csnmi(a) result(res) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_sparse_mat), intent(in) :: a real(psb_spk_) :: res end function psb_c_csc_csnmi end interface interface subroutine psb_c_csc_get_diag(a,d,info) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_sparse_mat), intent(in) :: a complex(psb_spk_), intent(out) :: d(:) integer, intent(out) :: info end subroutine psb_c_csc_get_diag end interface interface subroutine psb_c_csc_scal(d,a,info) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_sparse_mat), intent(inout) :: a complex(psb_spk_), intent(in) :: d(:) integer, intent(out) :: info end subroutine psb_c_csc_scal end interface interface subroutine psb_c_csc_scals(d,a,info) import :: psb_c_csc_sparse_mat, psb_spk_ class(psb_c_csc_sparse_mat), intent(inout) :: a complex(psb_spk_), intent(in) :: d integer, intent(out) :: info end subroutine psb_c_csc_scals end interface contains ! == =================================== ! ! ! ! Getters ! ! ! ! ! ! == =================================== function c_csc_sizeof(a) result(res) implicit none class(psb_c_csc_sparse_mat), intent(in) :: a integer(psb_long_int_k_) :: res res = 8 res = res + 2 * psb_sizeof_sp * size(a%val) res = res + psb_sizeof_int * size(a%icp) res = res + psb_sizeof_int * size(a%ia) end function c_csc_sizeof function c_csc_get_fmt(a) result(res) implicit none class(psb_c_csc_sparse_mat), intent(in) :: a character(len=5) :: res res = 'CSC' end function c_csc_get_fmt function c_csc_get_nzeros(a) result(res) implicit none class(psb_c_csc_sparse_mat), intent(in) :: a integer :: res res = a%icp(a%get_ncols()+1)-1 end function c_csc_get_nzeros function c_csc_get_size(a) result(res) implicit none class(psb_c_csc_sparse_mat), intent(in) :: a integer :: res res = -1 if (allocated(a%ia)) then if (res >= 0) then res = min(res,size(a%ia)) else res = size(a%ia) end if end if if (allocated(a%val)) then if (res >= 0) then res = min(res,size(a%val)) else res = size(a%val) end if end if end function c_csc_get_size function c_csc_get_nc_col(idx,a) result(res) use psb_const_mod implicit none class(psb_c_csc_sparse_mat), intent(in) :: a integer, intent(in) :: idx integer :: res res = 0 if ((1<=idx).and.(idx<=a%get_ncols())) then res = a%icp(idx+1)-a%icp(idx) end if end function c_csc_get_nc_col ! == =================================== ! ! ! ! Data management ! ! ! ! ! ! == =================================== subroutine c_csc_free(a) implicit none class(psb_c_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 c_csc_free end module psb_c_csc_mat_mod