psblas3/base/modules/psb_i_comm_mod.f90

!!$ 
!!$              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
!!$ 
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!!$  
module psb_i_comm_mod

  interface psb_ovrl
    subroutine  psb_iovrlm(x,desc_a,info,jx,ik,work,update,mode)
      use psb_descriptor_type
      integer,          intent(inout), target :: x(:,:)
      type(psb_desc_type), intent(in)         :: desc_a
      integer, intent(out)                    :: info
      integer, intent(inout), optional, target  :: work(:)
      integer, intent(in), optional           :: update,jx,ik,mode
    end subroutine psb_iovrlm
    subroutine  psb_iovrlv(x,desc_a,info,work,update,mode)
      use psb_descriptor_type
      integer, intent(inout), target          :: x(:)
      type(psb_desc_type), intent(in)         :: desc_a
      integer, intent(out)                    :: info
      integer, intent(inout), optional, target :: work(:)
      integer, intent(in), optional           :: update,mode
    end subroutine psb_iovrlv
  end interface

  interface psb_halo
    subroutine  psb_ihalom(x,desc_a,info,alpha,jx,ik,work,tran,mode,data)
      use psb_descriptor_type
      integer, intent(inout), target         :: x(:,:)
      type(psb_desc_type), intent(in)        :: desc_a
      integer, intent(out)                   :: info
      real(psb_dpk_), intent(in), optional   :: alpha
      integer, intent(inout), optional, target  :: work(:)
      integer, intent(in), optional          :: mode,jx,ik,data
      character, intent(in), optional        :: tran
    end subroutine psb_ihalom
    subroutine  psb_ihalov(x,desc_a,info,alpha,work,tran,mode,data)
      use psb_descriptor_type
      integer, intent(inout)                 :: x(:)
      type(psb_desc_type), intent(in)        :: desc_a
      integer, intent(out)                   :: info
      real(psb_dpk_), intent(in), optional   :: alpha
      integer, intent(inout), optional, target :: work(:)
      integer, intent(in), optional          :: mode,data
      character, intent(in), optional        :: tran
    end subroutine psb_ihalov
  end interface


  interface psb_scatter
    subroutine  psb_iscatterm(globx, locx, desc_a, info, root)
      use psb_descriptor_type
      integer, intent(out)             :: locx(:,:)
      integer, intent(in)              :: globx(:,:)
      type(psb_desc_type), intent(in)  :: desc_a
      integer, intent(out)             :: info
      integer, intent(in), optional    :: root
    end subroutine psb_iscatterm
    subroutine  psb_iscatterv(globx, locx, desc_a, info, root)
      use psb_descriptor_type
      integer, intent(out)             :: locx(:)
      integer, intent(in)              :: globx(:)
      type(psb_desc_type), intent(in)  :: desc_a
      integer, intent(out)             :: info
      integer, intent(in), optional    :: root
    end subroutine psb_iscatterv
  end interface

  interface psb_gather
    subroutine  psb_igatherm(globx, locx, desc_a, info, root)
      use psb_descriptor_type
      integer, intent(in)             :: locx(:,:)
      integer, intent(out)            :: globx(:,:)
      type(psb_desc_type), intent(in) :: desc_a
      integer, intent(out)            :: info
      integer, intent(in), optional   :: root
    end subroutine psb_igatherm
    subroutine  psb_igatherv(globx, locx, desc_a, info, root)
      use psb_descriptor_type
      integer, intent(in)             :: locx(:)
      integer, intent(out)            :: globx(:)
      type(psb_desc_type), intent(in) :: desc_a
      integer, intent(out)            :: info
      integer, intent(in), optional   :: root
    end subroutine psb_igatherv
  end interface
  
end module psb_i_comm_mod