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psblas3/base/modules/psb_spsb_mod.f90

192 lines
6.9 KiB
Fortran

!!$
!!$ 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
!!$
!!$ 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.
!!$
!!$
module psb_spsb_mod
interface dot
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 axpby
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 csmm
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 csnmi
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 csrp
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 cssm
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 csupd
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 gelp
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 lpupd
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 swmm
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 swprt
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 swsm
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 symbmm
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