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psblas3/openacc/psb_d_oacc_csr_mat_mod.F90

360 lines
13 KiB
Fortran

module psb_d_oacc_csr_mat_mod
use iso_c_binding
use psb_d_mat_mod
use psb_d_oacc_vect_mod
!use oaccsparse_mod
integer(psb_ipk_), parameter, private :: is_host = -1
integer(psb_ipk_), parameter, private :: is_sync = 0
integer(psb_ipk_), parameter, private :: is_dev = 1
type, extends(psb_d_csr_sparse_mat) :: psb_d_oacc_csr_sparse_mat
integer(psb_ipk_) :: devstate = is_host
contains
procedure, nopass :: get_fmt => d_oacc_csr_get_fmt
procedure, pass(a) :: sizeof => d_oacc_csr_sizeof
procedure, pass(a) :: vect_mv => psb_d_oacc_csr_vect_mv
procedure, pass(a) :: in_vect_sv => psb_d_oacc_csr_inner_vect_sv
procedure, pass(a) :: csmm => psb_d_oacc_csr_csmm
procedure, pass(a) :: csmv => psb_d_oacc_csr_csmv
procedure, pass(a) :: scals => psb_d_oacc_csr_scals
procedure, pass(a) :: scalv => psb_d_oacc_csr_scal
procedure, pass(a) :: reallocate_nz => psb_d_oacc_csr_reallocate_nz
procedure, pass(a) :: allocate_mnnz => psb_d_oacc_csr_allocate_mnnz
procedure, pass(a) :: cp_from_coo => psb_d_oacc_csr_cp_from_coo
procedure, pass(a) :: cp_from_fmt => psb_d_oacc_csr_cp_from_fmt
procedure, pass(a) :: mv_from_coo => psb_d_oacc_csr_mv_from_coo
procedure, pass(a) :: mv_from_fmt => psb_d_oacc_csr_mv_from_fmt
procedure, pass(a) :: free => d_oacc_csr_free
procedure, pass(a) :: mold => psb_d_oacc_csr_mold
procedure, pass(a) :: all => d_oacc_csr_all
procedure, pass(a) :: is_host => d_oacc_csr_is_host
procedure, pass(a) :: is_sync => d_oacc_csr_is_sync
procedure, pass(a) :: is_dev => d_oacc_csr_is_dev
procedure, pass(a) :: set_host => d_oacc_csr_set_host
procedure, pass(a) :: set_sync => d_oacc_csr_set_sync
procedure, pass(a) :: set_dev => d_oacc_csr_set_dev
procedure, pass(a) :: sync_space => d_oacc_csr_sync_space
procedure, pass(a) :: sync => d_oacc_csr_sync
end type psb_d_oacc_csr_sparse_mat
interface
subroutine psb_d_oacc_csr_mold(a,b,info)
import :: psb_d_oacc_csr_sparse_mat, psb_d_base_sparse_mat, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(in) :: a
class(psb_d_base_sparse_mat), intent(inout), allocatable :: b
integer(psb_ipk_), intent(out) :: info
end subroutine psb_d_oacc_csr_mold
end interface
interface
subroutine psb_d_oacc_csr_cp_from_fmt(a,b,info)
import :: psb_d_oacc_csr_sparse_mat, psb_d_base_sparse_mat, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
class(psb_d_base_sparse_mat), intent(in) :: b
integer(psb_ipk_), intent(out) :: info
end subroutine psb_d_oacc_csr_cp_from_fmt
end interface
interface
subroutine psb_d_oacc_csr_mv_from_coo(a,b,info)
import :: psb_d_oacc_csr_sparse_mat, psb_d_coo_sparse_mat, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
class(psb_d_coo_sparse_mat), intent(inout) :: b
integer(psb_ipk_), intent(out) :: info
end subroutine psb_d_oacc_csr_mv_from_coo
end interface
interface
subroutine psb_d_oacc_csr_mv_from_fmt(a,b,info)
import :: psb_d_oacc_csr_sparse_mat, psb_d_base_sparse_mat, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
class(psb_d_base_sparse_mat), intent(inout) :: b
integer(psb_ipk_), intent(out) :: info
end subroutine psb_d_oacc_csr_mv_from_fmt
end interface
interface
subroutine psb_d_oacc_csr_vect_mv(alpha, a, x, beta, y, info, trans)
import :: psb_d_oacc_csr_sparse_mat, psb_dpk_, psb_d_base_vect_type, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(in) :: a
real(psb_dpk_), intent(in) :: alpha, beta
class(psb_d_base_vect_type), intent(inout) :: x, y
integer(psb_ipk_), intent(out) :: info
character, optional, intent(in) :: trans
end subroutine psb_d_oacc_csr_vect_mv
end interface
interface
subroutine psb_d_oacc_csr_inner_vect_sv(alpha, a, x, beta, y, info, trans)
import :: psb_d_oacc_csr_sparse_mat, psb_dpk_, psb_d_base_vect_type, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(in) :: a
real(psb_dpk_), intent(in) :: alpha, beta
class(psb_d_base_vect_type), intent(inout) :: x,y
integer(psb_ipk_), intent(out) :: info
character, optional, intent(in) :: trans
end subroutine psb_d_oacc_csr_inner_vect_sv
end interface
interface
subroutine psb_d_oacc_csr_csmm(alpha, a, x, beta, y, info, trans)
import :: psb_d_oacc_csr_sparse_mat, psb_dpk_, psb_d_base_vect_type, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(in) :: a
real(psb_dpk_), intent(in) :: alpha, beta, x(:,:)
real(psb_dpk_), intent(inout) :: y(:,:)
integer(psb_ipk_), intent(out) :: info
character, optional, intent(in) :: trans
end subroutine psb_d_oacc_csr_csmm
end interface
interface
subroutine psb_d_oacc_csr_csmv(alpha, a, x, beta, y, info, trans)
import :: psb_d_oacc_csr_sparse_mat, psb_dpk_, psb_d_base_vect_type, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(in) :: a
real(psb_dpk_), intent(in) :: alpha, beta, x(:)
real(psb_dpk_), intent(inout) :: y(:)
integer(psb_ipk_), intent(out) :: info
character, optional, intent(in) :: trans
end subroutine psb_d_oacc_csr_csmv
end interface
interface
subroutine psb_d_oacc_csr_scals(d, a, info)
import :: psb_d_oacc_csr_sparse_mat, psb_dpk_, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
real(psb_dpk_), intent(in) :: d
integer(psb_ipk_), intent(out) :: info
end subroutine psb_d_oacc_csr_scals
end interface
interface
subroutine psb_d_oacc_csr_scal(d,a,info,side)
import :: psb_d_oacc_csr_sparse_mat, psb_dpk_, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
real(psb_dpk_), intent(in) :: d(:)
integer(psb_ipk_), intent(out) :: info
character, optional, intent(in) :: side
end subroutine psb_d_oacc_csr_scal
end interface
interface
subroutine psb_d_oacc_csr_reallocate_nz(nz,a)
import :: psb_d_oacc_csr_sparse_mat, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
integer(psb_ipk_), intent(in) :: nz
end subroutine psb_d_oacc_csr_reallocate_nz
end interface
interface
subroutine psb_d_oacc_csr_allocate_mnnz(m,n,a,nz)
import :: psb_d_oacc_csr_sparse_mat, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
integer(psb_ipk_), intent(in) :: m,n
integer(psb_ipk_), intent(in), optional :: nz
end subroutine psb_d_oacc_csr_allocate_mnnz
end interface
interface
subroutine psb_d_oacc_csr_cp_from_coo(a,b,info)
import :: psb_d_oacc_csr_sparse_mat, psb_d_coo_sparse_mat, psb_ipk_
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
class(psb_d_coo_sparse_mat), intent(in) :: b
integer(psb_ipk_), intent(out) :: info
end subroutine psb_d_oacc_csr_cp_from_coo
end interface
contains
subroutine d_oacc_csr_free(a)
use psb_base_mod
implicit none
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
integer(psb_ipk_) :: info
if (allocated(a%val)) then
!$acc exit data delete(a%val)
end if
if (allocated(a%ja)) then
!$acc exit data delete(a%ja)
end if
if (allocated(a%irp)) then
!$acc exit data delete(a%irp)
end if
call a%psb_d_csr_sparse_mat%free()
return
end subroutine d_oacc_csr_free
function d_oacc_csr_sizeof(a) result(res)
implicit none
class(psb_d_oacc_csr_sparse_mat), intent(in) :: a
integer(psb_epk_) :: res
if (a%is_dev()) call a%sync()
res = 8
res = res + psb_sizeof_dp * size(a%val)
res = res + psb_sizeof_ip * size(a%irp)
res = res + psb_sizeof_ip * size(a%ja)
end function d_oacc_csr_sizeof
function d_oacc_csr_get_fmt() result(res)
implicit none
character(len=5) :: res
res = 'CSR_oacc'
end function d_oacc_csr_get_fmt
subroutine d_oacc_csr_all(m, n, nz, a, info)
implicit none
integer(psb_ipk_), intent(in) :: m, n, nz
class(psb_d_oacc_csr_sparse_mat), intent(out) :: a
integer(psb_ipk_), intent(out) :: info
info = 0
if (allocated(a%val)) then
!$acc exit data delete(a%val) finalize
deallocate(a%val, stat=info)
end if
if (allocated(a%ja)) then
!$acc exit data delete(a%ja) finalize
deallocate(a%ja, stat=info)
end if
if (allocated(a%irp)) then
!$acc exit data delete(a%irp) finalize
deallocate(a%irp, stat=info)
end if
call a%set_nrows(m)
call a%set_ncols(n)
allocate(a%val(nz),stat=info)
allocate(a%ja(nz),stat=info)
allocate(a%irp(m+1),stat=info)
if (info == 0) call a%set_host()
if (info == 0) call a%sync_space()
end subroutine d_oacc_csr_all
function d_oacc_csr_is_host(a) result(res)
implicit none
class(psb_d_oacc_csr_sparse_mat), intent(in) :: a
logical :: res
res = (a%devstate == is_host)
end function d_oacc_csr_is_host
function d_oacc_csr_is_sync(a) result(res)
implicit none
class(psb_d_oacc_csr_sparse_mat), intent(in) :: a
logical :: res
res = (a%devstate == is_sync)
end function d_oacc_csr_is_sync
function d_oacc_csr_is_dev(a) result(res)
implicit none
class(psb_d_oacc_csr_sparse_mat), intent(in) :: a
logical :: res
res = (a%devstate == is_dev)
end function d_oacc_csr_is_dev
subroutine d_oacc_csr_set_host(a)
implicit none
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
a%devstate = is_host
end subroutine d_oacc_csr_set_host
subroutine d_oacc_csr_set_sync(a)
implicit none
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
a%devstate = is_sync
end subroutine d_oacc_csr_set_sync
subroutine d_oacc_csr_set_dev(a)
implicit none
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
a%devstate = is_dev
end subroutine d_oacc_csr_set_dev
subroutine d_oacc_csr_sync_space(a)
implicit none
class(psb_d_oacc_csr_sparse_mat), intent(inout) :: a
if (allocated(a%val)) then
call d_oacc_create_dev(a%val)
end if
if (allocated(a%ja)) then
call i_oacc_create_dev(a%ja)
end if
if (allocated(a%irp)) then
call i_oacc_create_dev(a%irp)
end if
contains
subroutine d_oacc_create_dev(v)
implicit none
real(psb_dpk_), intent(in) :: v(:)
!$acc enter data copyin(v)
end subroutine d_oacc_create_dev
subroutine i_oacc_create_dev(v)
implicit none
integer(psb_ipk_), intent(in) :: v(:)
!$acc enter data copyin(v)
end subroutine i_oacc_create_dev
end subroutine d_oacc_csr_sync_space
subroutine d_oacc_csr_sync(a)
implicit none
class(psb_d_oacc_csr_sparse_mat), target, intent(in) :: a
class(psb_d_oacc_csr_sparse_mat), pointer :: tmpa
integer(psb_ipk_) :: info
tmpa => a
if (a%is_dev()) then
call d_oacc_csr_to_host(a%val)
call i_oacc_csr_to_host(a%ja)
call i_oacc_csr_to_host(a%irp)
else if (a%is_host()) then
call d_oacc_csr_to_dev(a%val)
call i_oacc_csr_to_dev(a%ja)
call i_oacc_csr_to_dev(a%irp)
end if
call tmpa%set_sync()
end subroutine d_oacc_csr_sync
subroutine d_oacc_csr_to_dev(v)
implicit none
real(psb_dpk_), intent(in) :: v(:)
!$acc update device(v)
end subroutine d_oacc_csr_to_dev
subroutine d_oacc_csr_to_host(v)
implicit none
real(psb_dpk_), intent(in) :: v(:)
!$acc update self(v)
end subroutine d_oacc_csr_to_host
subroutine i_oacc_csr_to_dev(v)
implicit none
integer(psb_ipk_), intent(in) :: v(:)
!$acc update device(v)
end subroutine i_oacc_csr_to_dev
subroutine i_oacc_csr_to_host(v)
implicit none
integer(psb_ipk_), intent(in) :: v(:)
!$acc update self(v)
end subroutine i_oacc_csr_to_host
end module psb_d_oacc_csr_mat_mod