psblas3/base/modules/psb_spsb_mod.f90

!!$ 
!!$              Parallel Sparse BLAS  version 2.2
!!$    (C) Copyright 2006/2007/2008
!!$                       Salvatore Filippone    University of Rome Tor Vergata
!!$                       Alfredo Buttari        University of Rome Tor Vergata
!!$ 
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!!$  
module psb_spsb_mod

  interface
    function ddot(n,dx,incx,dy,incy)
      use psb_const_mod
      real(psb_dpk_) :: dx(*),dy(*),dtemp
      integer          :: i,incx,incy,ix,iy,m,mp1,n
      real(psb_dpk_)   :: ddot
    end function ddot
  end interface

  interface
    subroutine  daxpby(m, n, alpha, X, lldx, beta, Y, lldy, info)
      use psb_const_mod
      real(psb_dpk_) :: X(lldx,*), Y(lldy,*)
      real(psb_dpk_) :: alpha, beta
      integer          :: n, m, lldx, lldy, info
    end subroutine daxpby
  end interface

  interface
    subroutine dcsmm(trans,m,n,k,alpha,pl,fida,descra,a,ia1,ia2,&
         &   infoa,pr,b,ldb,beta,c,ldc,work,lwork,ierror)
      use psb_const_mod
      integer          ::  m,n,k,ldb,ldc,lwork, ierror
      character        ::  trans
      real(psb_dpk_) ::  alpha,beta
      integer          ::  ia1(*),ia2(*),infoa(*),pl(*),pr(*)
      character        ::  descra*11, fida*5
      real(psb_dpk_) ::  a(*),b(ldb,*),c(ldc,*),work(*)
    end subroutine dcsmm
  end interface

  interface
    function dcsnmi(trans,m,n,fida,descra,a,ia1,ia2,&
         &                 infoa,ierror)
      use psb_const_mod
      integer          ::  m,n, ierror
      character        ::  trans
      integer          ::  ia1(*),ia2(*),infoa(*)
      character        ::  descra*11, fida*5
      real(psb_dpk_)   ::  a(*)
      real(psb_dpk_)   :: dcsnmi
    end function dcsnmi
  end interface

  interface
    subroutine dcsrp(trans,m,n,fida,descra,ia1,ia2,infoa,&
         &  p,work,lwork,ierror)
      use psb_const_mod
      implicit none                                                      
      integer          :: lwork, m, n, ierror
      character        :: trans
      real(psb_dpk_) :: work(lwork)
      integer          :: ia1(*), ia2(*), infoa(*), p(*), int_val(5)
      character        :: descra*11, fida*5
    end subroutine dcsrp
  end interface

  interface
    subroutine dcssm(trans,m,n,alpha,unitd,d,&
         &   pl,fidt,descrt,t,it1,it2,infot,pr,&
         &   b,ldb,beta,c,ldc,work,lwork,ierror)
      use psb_const_mod
      real(psb_dpk_) :: alpha, beta
      integer          :: n, ldb, ldc, m, lwork, ierror
      character        :: unitd, trans
      real(psb_dpk_) :: t(*), b(ldb,*), c(ldc,*), d(*), work(*)
      integer          :: it1(*), it2(*), infot(*), pl(*), pr(*)
      character        :: descrt*11, fidt*5
    end subroutine dcssm
  end interface

  interface
    subroutine dcsupd(m, n, fida, descra, a, ia1,&
         &  ia2, infoa, ia, ja, fidh, descrh, h, ih1, ih2,&
         &  infoh, ih, jh, flag, glob_to_loc,&
         &  iwork, liwork, ierror)
      use psb_const_mod
      integer          :: ia, ja, ih, jh, m, n,&
           &  ierror, flag, liwork 
      integer          :: ia1(*),ia2(*),ih1(*),ih2(*),&
           &  infoa(*),infoh(*),iwork(*),&
           &  glob_to_loc(*)
      character        :: descra*11,descrh*11, fida*5, fidh*5
      real(psb_dpk_) :: a(*),h(*)    
    end subroutine dcsupd
  end interface

  interface
    subroutine dgelp(trans,m,n,p,b,ldb,work,lwork,ierror)
      use psb_const_mod
      integer          :: ldb, m, n, lwork, ierror
      character        :: trans
      real(psb_dpk_) :: b(ldb,*), work(*)
      integer          :: p(*)
    end subroutine dgelp
  end interface

  interface
    subroutine dlpupd(m,n,perm,b,ldb,beta,c,ldc)
      use psb_const_mod
      integer          :: m, n, ldb, ldc
      real(psb_dpk_) :: beta
      integer          :: perm(*)
      real(psb_dpk_) :: b(ldb,*), c(ldc,*)
    end subroutine dlpupd
  end interface

  interface
    subroutine dswmm(trans,m,n,k,alpha,fida,descra,a,ia1,ia2,&
         & infoa,b,ldb,beta,c,ldc,work,lwork,ierror)
      use psb_const_mod
      integer          :: m,n,k,ldb,ldc,lwork,ierror
      character        :: trans
      real(psb_dpk_) :: alpha,beta
      integer          :: ia1(*),ia2(*),infoa(*), int_val(5)
      character        :: descra*11, fida*5
      real(psb_dpk_) :: a(*),b(ldb,*),c(ldc,*),work(*)
    end subroutine dswmm
  end interface


  interface
    subroutine dswprt(m,n,fida,descra,a,ia1,ia2,infoa,title,&
         & iout,ierror)
      use psb_const_mod
      integer       :: m,n,iout,ierror
      integer       :: ia1(*),ia2(*),infoa(*)
      character     :: descra*11, fida*5, title*(*)
    end subroutine dswprt
  end interface

  interface
    subroutine dswsm(trans,m,n,alpha,unitd,d,fidt,descrt,t,it1,it2,& 
         & infot,b,ldb,beta,c,ldc,work,lwork,ierror)
      use psb_const_mod
      integer          :: m, n, ldb, ldc, lwork, ierror
      character        :: unitd, trans
      real(psb_dpk_) :: alpha, beta
      integer          :: it1(*), it2(*), infot(*)
      character        :: descrt*11, fidt*5
      real(psb_dpk_) :: t(*), b(ldb,*), c(ldc,*), d(*), work(*)
    end subroutine dswsm
  end interface

  interface
    subroutine symbmm (n, m, l, ia, ja, diaga, ib,&
         & jb, diagb, ic, jc, diagc, index)
      integer          :: ia(*), ja(*), diaga, ib(*),&
           & jb(*), diagb, diagc, index(*)
      integer, pointer :: ic(:),jc(:)
      integer          :: nze, info
    end subroutine symbmm
  end interface

end module psb_spsb_mod