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psblas3/cbind/base/psb_d_tools_cbind_mod.F90

441 lines
9.8 KiB
Fortran

module psb_d_tools_cbind_mod
use iso_c_binding
use psb_base_mod
use psb_cpenv_mod
use psb_objhandle_mod
use psb_base_string_cbind_mod
use psb_base_tools_cbind_mod
contains
function psb_c_dgeall(xh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
type(psb_c_dvector) :: xh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_d_vect_type), pointer :: xp
integer(psb_c_ipk_) :: info
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(xh%item)) then
return
end if
allocate(xp)
call psb_geall(xp,descp,info)
xh%item = c_loc(xp)
res = min(0,info)
return
end function psb_c_dgeall
function psb_c_dgeasb(xh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
type(psb_c_dvector) :: xh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_d_vect_type), pointer :: xp
integer(psb_c_ipk_) :: info
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(xh%item)) then
call c_f_pointer(xh%item,xp)
else
return
end if
call psb_geasb(xp,descp,info)
res = min(0,info)
return
end function psb_c_dgeasb
function psb_c_dgefree(xh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
type(psb_c_dvector) :: xh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_d_vect_type), pointer :: xp
integer(psb_c_ipk_) :: info
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(xh%item)) then
call c_f_pointer(xh%item,xp)
else
return
end if
call psb_gefree(xp,descp,info)
res = min(0,info)
deallocate(xp,stat=info)
res = min(0,info)
xh%item = c_null_ptr
return
end function psb_c_dgefree
function psb_c_dgeins(nz,irw,val,xh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
integer(psb_c_ipk_), value :: nz
integer(psb_c_lpk_) :: irw(*)
real(c_double) :: val(*)
type(psb_c_dvector) :: xh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_d_vect_type), pointer :: xp
integer(psb_c_ipk_) :: ixb, info
res = -1
info = 0
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(xh%item)) then
call c_f_pointer(xh%item,xp)
else
return
end if
ixb = psb_c_get_index_base()
if (ixb == 1) then
call psb_geins(nz,irw(1:nz),val(1:nz),&
& xp,descp,info, dupl=psb_dupl_ovwrt_)
else
call psb_geins(nz,(irw(1:nz)+(1-ixb)),val(1:nz),&
& xp,descp,info, dupl=psb_dupl_ovwrt_)
end if
res = min(0,info)
return
end function psb_c_dgeins
function psb_c_dgeins_add(nz,irw,val,xh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
integer(psb_c_ipk_), value :: nz
integer(psb_c_lpk_) :: irw(*)
real(c_double) :: val(*)
type(psb_c_dvector) :: xh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_d_vect_type), pointer :: xp
integer(psb_c_ipk_) :: ixb, info
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(xh%item)) then
call c_f_pointer(xh%item,xp)
else
return
end if
ixb = psb_c_get_index_base()
if (ixb == 1) then
call psb_geins(nz,irw(1:nz),val(1:nz),&
& xp,descp,info, dupl=psb_dupl_add_)
else
call psb_geins(nz,(irw(1:nz)+(1-ixb)),val(1:nz),&
& xp,descp,info, dupl=psb_dupl_add_)
end if
res = min(0,info)
return
end function psb_c_dgeins_add
function psb_c_dspall(mh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
type(psb_c_dspmat) :: mh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_dspmat_type), pointer :: ap
integer(psb_c_ipk_) :: info,n
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(mh%item)) then
return
end if
allocate(ap)
call psb_spall(ap,descp,info)
mh%item = c_loc(ap)
res = min(0,info)
return
end function psb_c_dspall
function psb_c_dspasb(mh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
type(psb_c_dspmat) :: mh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_dspmat_type), pointer :: ap
integer(psb_c_ipk_) :: info,n
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(mh%item)) then
call c_f_pointer(mh%item,ap)
else
return
end if
call psb_spasb(ap,descp,info)
res = min(0,info)
return
end function psb_c_dspasb
function psb_c_dspfree(mh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
type(psb_c_dspmat) :: mh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_dspmat_type), pointer :: ap
integer(psb_c_ipk_) :: info,n
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(mh%item)) then
call c_f_pointer(mh%item,ap)
else
return
end if
call psb_spfree(ap,descp,info)
res = min(0,info)
deallocate(ap,stat=info)
mh%item=c_null_ptr
return
end function psb_c_dspfree
#if 0
function psb_c_dspasb_opt(mh,cdh,afmt,upd,dupl) bind(c) result(res)
#ifdef HAVE_LIBRSB
use psb_d_rsb_mat_mod
#endif
implicit none
integer(psb_c_ipk_) :: res
integer(psb_c_ipk_), value :: cdh, mh,upd,dupl
character(c_char) :: afmt(*)
integer(psb_c_ipk_) :: info,n, fdupl
character(len=5) :: fafmt
#ifdef HAVE_LIBRSB
type(psb_d_rsb_sparse_mat) :: arsb
#endif
res = -1
call psb_check_descriptor_handle(cdh,info)
if (info < 0) return
call psb_check_double_spmat_handle(mh,info)
if (info < 0) return
call stringc2f(afmt,fafmt)
select case(fafmt)
#ifdef HAVE_LIBRSB
case('RSB')
call psb_spasb(double_spmat_pool(mh)%item,descriptor_pool(cdh)%item,info,&
& upd=upd,dupl=dupl,mold=arsb)
#endif
case default
call psb_spasb(double_spmat_pool(mh)%item,descriptor_pool(cdh)%item,info,&
& afmt=fafmt,upd=upd,dupl=dupl)
end select
res = min(0,info)
return
end function psb_c_dspasb_opt
#endif
function psb_c_dspins(nz,irw,icl,val,mh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
integer(psb_c_ipk_), value :: nz
integer(psb_c_lpk_) :: irw(*), icl(*)
real(c_double) :: val(*)
type(psb_c_dspmat) :: mh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_dspmat_type), pointer :: ap
integer(psb_c_ipk_) :: ixb,info,n
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(mh%item)) then
call c_f_pointer(mh%item,ap)
else
return
end if
ixb = psb_c_get_index_base()
if (ixb == 1) then
call psb_spins(nz,irw(1:nz),icl(1:nz),val(1:nz),ap,descp,info)
else
call psb_spins(nz,(irw(1:nz)+(1-ixb)),(icl(1:nz)+(1-ixb)),val(1:nz),ap,descp,info)
end if
res = min(0,info)
return
end function psb_c_dspins
function psb_c_dsprn(mh,cdh,clear) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
logical(c_bool), value :: clear
type(psb_c_dspmat) :: mh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_dspmat_type), pointer :: ap
integer(psb_c_ipk_) :: info
logical :: fclear
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(mh%item)) then
call c_f_pointer(mh%item,ap)
else
return
end if
fclear = clear
call psb_sprn(ap,descp,info,clear=fclear)
res = min(0,info)
return
end function psb_c_dsprn
!!$
!!$ function psb_c_dspprint(mh) bind(c) result(res)
!!$
!!$ implicit none
!!$ integer(psb_c_ipk_) :: res
!!$ integer(psb_c_ipk_), value :: mh
!!$ integer(psb_c_ipk_) :: info
!!$
!!$
!!$ res = -1
!!$ call psb_check_double_spmat_handle(mh,info)
!!$ if (info < 0) return
!!$
!!$ call psb_csprt(0,double_spmat_pool(mh)%item,head='Debug mat')
!!$
!!$ res = 0
!!$
!!$ return
!!$ end function psb_c_dspprint
function psb_c_dgetelem(xh,index,cdh) bind(c) result(res)
implicit none
type(psb_c_dvector) :: xh
integer(psb_c_lpk_), value :: index
type(psb_c_descriptor) :: cdh
real(c_double) :: res
type(psb_d_vect_type), pointer :: xp
type(psb_desc_type), pointer :: descp
integer(psb_c_ipk_) :: info, ixb
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(xh%item)) then
call c_f_pointer(xh%item,xp)
else
return
end if
ixb = psb_c_get_index_base()
if (ixb == 1) then
res = psb_getelem(xp,index,descp,info)
else
res = psb_getelem(xp,index+(1-ixb),descp,info)
end if
return
end function psb_c_dgetelem
end module psb_d_tools_cbind_mod