You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1778 lines
40 KiB
Fortran
1778 lines
40 KiB
Fortran
|
|
!=====================================
|
|
!
|
|
!
|
|
!
|
|
! Computational routines
|
|
!
|
|
!
|
|
!
|
|
!
|
|
!
|
|
!
|
|
!=====================================
|
|
|
|
subroutine d_cxx_csmv_impl(alpha,a,x,beta,y,info,trans)
|
|
use psb_error_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_cxx_csmv_impl
|
|
implicit none
|
|
class(psb_d_cxx_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: alpha, beta, x(:)
|
|
real(psb_dpk_), intent(inout) :: y(:)
|
|
integer, intent(out) :: info
|
|
character, optional, intent(in) :: trans
|
|
|
|
character :: trans_
|
|
integer :: i,j,k,m,n, nnz, ir, jc
|
|
real(psb_dpk_) :: acc
|
|
logical :: tra
|
|
Integer :: err_act
|
|
character(len=20) :: name='d_cxx_csmv'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = 0
|
|
|
|
if (present(trans)) then
|
|
trans_ = trans
|
|
else
|
|
trans_ = 'N'
|
|
end if
|
|
|
|
if (.not.a%is_asb()) then
|
|
write(0,*) 'Error: csmv called on an unassembled mat'
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
|
|
tra = ((trans_=='T').or.(trans_=='t'))
|
|
|
|
if (tra) then
|
|
m = a%get_ncols()
|
|
n = a%get_nrows()
|
|
else
|
|
n = a%get_ncols()
|
|
m = a%get_nrows()
|
|
end if
|
|
|
|
|
|
if (alpha == dzero) then
|
|
if (beta == dzero) then
|
|
do i = 1, m
|
|
y(i) = dzero
|
|
enddo
|
|
else
|
|
do i = 1, m
|
|
y(i) = beta*y(i)
|
|
end do
|
|
endif
|
|
return
|
|
end if
|
|
|
|
if (.not.tra) then
|
|
|
|
if (beta == dzero) then
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = -acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
|
|
else if (beta == done) then
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = y(i) + acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = y(i) -acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = y(i) + alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
else if (beta == -done) then
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = -y(i) + acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = -y(i) -acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = -y(i) + alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
else
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = beta*y(i) + acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = beta*y(i) - acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j))
|
|
enddo
|
|
y(i) = beta*y(i) + alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
end if
|
|
|
|
else if (tra) then
|
|
|
|
if (beta == dzero) then
|
|
do i=1, m
|
|
y(i) = dzero
|
|
end do
|
|
else if (beta == done) then
|
|
! Do nothing
|
|
else if (beta == -done) then
|
|
do i=1, m
|
|
y(i) = -y(i)
|
|
end do
|
|
else
|
|
do i=1, m
|
|
y(i) = beta*y(i)
|
|
end do
|
|
end if
|
|
|
|
if (alpha.eq.done) then
|
|
|
|
do i=1,n
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
ir = a%ja(j)
|
|
y(ir) = y(ir) + a%val(j)*x(i)
|
|
end do
|
|
enddo
|
|
|
|
else if (alpha.eq.-done) then
|
|
|
|
do i=1,n
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
ir = a%ja(j)
|
|
y(ir) = y(ir) - a%val(j)*x(i)
|
|
end do
|
|
enddo
|
|
|
|
else
|
|
|
|
do i=1,n
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
ir = a%ja(j)
|
|
y(ir) = y(ir) + alpha*a%val(j)*x(i)
|
|
end do
|
|
enddo
|
|
|
|
end if
|
|
|
|
endif
|
|
|
|
if (a%is_unit()) then
|
|
do i=1, min(m,n)
|
|
y(i) = y(i) + alpha*x(i)
|
|
end do
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
if (err_act == psb_act_abort_) then
|
|
call psb_error()
|
|
return
|
|
end if
|
|
return
|
|
|
|
end subroutine d_cxx_csmv_impl
|
|
|
|
subroutine d_cxx_csmm_impl(alpha,a,x,beta,y,info,trans)
|
|
use psb_error_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_cxx_csmm_impl
|
|
implicit none
|
|
class(psb_d_cxx_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: alpha, beta, x(:,:)
|
|
real(psb_dpk_), intent(inout) :: y(:,:)
|
|
integer, intent(out) :: info
|
|
character, optional, intent(in) :: trans
|
|
|
|
character :: trans_
|
|
integer :: i,j,k,m,n, nnz, ir, jc, nc
|
|
real(psb_dpk_), allocatable :: acc(:)
|
|
logical :: tra
|
|
Integer :: err_act
|
|
character(len=20) :: name='d_cxx_csmm'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = 0
|
|
call psb_erractionsave(err_act)
|
|
|
|
if (present(trans)) then
|
|
trans_ = trans
|
|
else
|
|
trans_ = 'N'
|
|
end if
|
|
|
|
tra = ((trans_=='T').or.(trans_=='t'))
|
|
if (.not.a%is_asb()) then
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
if (tra) then
|
|
m = a%get_ncols()
|
|
n = a%get_nrows()
|
|
else
|
|
n = a%get_ncols()
|
|
m = a%get_nrows()
|
|
end if
|
|
|
|
nc = min(size(x,2) , size(y,2) )
|
|
|
|
allocate(acc(nc), stat=info)
|
|
if(info /= 0) then
|
|
info=4010
|
|
call psb_errpush(info,name,a_err='allocate')
|
|
goto 9999
|
|
end if
|
|
|
|
if (alpha == dzero) then
|
|
if (beta == dzero) then
|
|
do i = 1, m
|
|
y(i,:) = dzero
|
|
enddo
|
|
else
|
|
do i = 1, m
|
|
y(i,:) = beta*y(i,:)
|
|
end do
|
|
endif
|
|
return
|
|
end if
|
|
|
|
if (.not.tra) then
|
|
|
|
if (beta == dzero) then
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = -acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
|
|
else if (beta == done) then
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = y(i,:) + acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = y(i,:) -acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = y(i,:) + alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
else if (beta == -done) then
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = -y(i,:) + acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = -y(i,:) -acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = -y(i,:) + alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
else
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = beta*y(i,:) + acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = beta*y(i,:) - acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ja(j),:)
|
|
enddo
|
|
y(i,:) = beta*y(i,:) + alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
end if
|
|
|
|
else if (tra) then
|
|
|
|
if (beta == dzero) then
|
|
do i=1, m
|
|
y(i,:) = dzero
|
|
end do
|
|
else if (beta == done) then
|
|
! Do nothing
|
|
else if (beta == -done) then
|
|
do i=1, m
|
|
y(i,:) = -y(i,:)
|
|
end do
|
|
else
|
|
do i=1, m
|
|
y(i,:) = beta*y(i,:)
|
|
end do
|
|
end if
|
|
|
|
if (alpha.eq.done) then
|
|
|
|
do i=1,n
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
ir = a%ja(j)
|
|
y(ir,:) = y(ir,:) + a%val(j)*x(i,:)
|
|
end do
|
|
enddo
|
|
|
|
else if (alpha.eq.-done) then
|
|
|
|
do i=1,n
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
ir = a%ja(j)
|
|
y(ir,:) = y(ir,:) - a%val(j)*x(i,:)
|
|
end do
|
|
enddo
|
|
|
|
else
|
|
|
|
do i=1,n
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
ir = a%ja(j)
|
|
y(ir,:) = y(ir,:) + alpha*a%val(j)*x(i,:)
|
|
end do
|
|
enddo
|
|
|
|
end if
|
|
|
|
endif
|
|
|
|
if (a%is_unit()) then
|
|
do i=1, min(m,n)
|
|
y(i,:) = y(i,:) + alpha*x(i,:)
|
|
end do
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
if (err_act == psb_act_abort_) then
|
|
call psb_error()
|
|
return
|
|
end if
|
|
return
|
|
|
|
end subroutine d_cxx_csmm_impl
|
|
|
|
|
|
subroutine d_cxx_cssv_impl(alpha,a,x,beta,y,info,trans)
|
|
use psb_error_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_cxx_cssv_impl
|
|
implicit none
|
|
class(psb_d_cxx_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: alpha, beta, x(:)
|
|
real(psb_dpk_), intent(inout) :: y(:)
|
|
integer, intent(out) :: info
|
|
character, optional, intent(in) :: trans
|
|
|
|
character :: trans_
|
|
integer :: i,j,k,m,n, nnz, ir, jc
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: tmp(:)
|
|
logical :: tra
|
|
Integer :: err_act
|
|
character(len=20) :: name='d_cxx_cssv'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = 0
|
|
call psb_erractionsave(err_act)
|
|
|
|
if (present(trans)) then
|
|
trans_ = trans
|
|
else
|
|
trans_ = 'N'
|
|
end if
|
|
if (.not.a%is_asb()) then
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
tra = ((trans_=='T').or.(trans_=='t'))
|
|
m = a%get_nrows()
|
|
|
|
if (.not. (a%is_triangle())) then
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
|
|
if (alpha == dzero) then
|
|
if (beta == dzero) then
|
|
do i = 1, m
|
|
y(i) = dzero
|
|
enddo
|
|
else
|
|
do i = 1, m
|
|
y(i) = beta*y(i)
|
|
end do
|
|
endif
|
|
return
|
|
end if
|
|
|
|
if (beta == dzero) then
|
|
call inner_cxxsv(tra,a,x,y)
|
|
do i = 1, m
|
|
y(i) = alpha*y(i)
|
|
end do
|
|
else
|
|
allocate(tmp(m), stat=info)
|
|
if (info /= 0) then
|
|
write(0,*) 'Memory allocation error in CXXSV '
|
|
return
|
|
end if
|
|
tmp(1:m) = x(1:m)
|
|
call inner_cxxsv(tra,a,tmp,y)
|
|
do i = 1, m
|
|
y(i) = alpha*tmp(i) + beta*y(i)
|
|
end do
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
if (err_act == psb_act_abort_) then
|
|
call psb_error()
|
|
return
|
|
end if
|
|
return
|
|
|
|
contains
|
|
|
|
subroutine inner_cxxsv(tra,a,x,y)
|
|
implicit none
|
|
logical, intent(in) :: tra
|
|
class(psb_d_cxx_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: x(:)
|
|
real(psb_dpk_), intent(out) :: y(:)
|
|
|
|
integer :: i,j,k,m, ir, jc
|
|
real(psb_dpk_) :: acc
|
|
|
|
if (.not.tra) then
|
|
|
|
if (a%is_lower()) then
|
|
if (a%is_unit()) then
|
|
do i=1, a%get_nrows()
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j)*x(a%ja(j))
|
|
end do
|
|
y(i) = x(i) - acc
|
|
end do
|
|
else if (.not.a%is_unit()) then
|
|
do i=1, a%get_nrows()
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-2
|
|
acc = acc + a%val(j)*x(a%ja(j))
|
|
end do
|
|
y(i) = (x(i) - acc)/a%val(a%irp(i+1)-1)
|
|
end do
|
|
end if
|
|
else if (a%is_upper()) then
|
|
|
|
if (a%is_unit()) then
|
|
do i=a%get_nrows(), 1, -1
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j)*x(a%ja(j))
|
|
end do
|
|
y(i) = x(i) - acc
|
|
end do
|
|
else if (.not.a%is_unit()) then
|
|
do i=a%get_nrows(), 1, -1
|
|
acc = dzero
|
|
do j=a%irp(i)+1, a%irp(i+1)-1
|
|
acc = acc + a%val(j)*x(a%ja(j))
|
|
end do
|
|
y(i) = (x(i) - acc)/a%val(a%irp(i))
|
|
end do
|
|
end if
|
|
|
|
end if
|
|
|
|
else if (tra) then
|
|
|
|
do i=1, a%get_nrows()
|
|
y(i) = x(i)
|
|
end do
|
|
|
|
if (a%is_lower()) then
|
|
if (a%is_unit()) then
|
|
do i=a%get_nrows(), 1, -1
|
|
acc = y(i)
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
jc = a%ja(j)
|
|
y(jc) = y(jc) - a%val(j)*acc
|
|
end do
|
|
end do
|
|
else if (.not.a%is_unit()) then
|
|
do i=a%get_nrows(), 1, -1
|
|
y(i) = y(i)/a%val(a%irp(i+1)-1)
|
|
acc = y(i)
|
|
do j=a%irp(i), a%irp(i+1)-2
|
|
jc = a%ja(j)
|
|
y(jc) = y(jc) - a%val(j)*acc
|
|
end do
|
|
end do
|
|
end if
|
|
else if (a%is_upper()) then
|
|
|
|
if (a%is_unit()) then
|
|
do i=1, a%get_nrows()
|
|
acc = y(i)
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
jc = a%ja(j)
|
|
y(jc) = y(jc) - a%val(j)*acc
|
|
end do
|
|
end do
|
|
else if (.not.a%is_unit()) then
|
|
do i=1, a%get_nrows()
|
|
y(i) = y(i)/a%val(a%irp(i))
|
|
acc = y(i)
|
|
do j=a%irp(i)+1, a%irp(i+1)-1
|
|
jc = a%ja(j)
|
|
y(jc) = y(jc) - a%val(j)*acc
|
|
end do
|
|
end do
|
|
end if
|
|
|
|
end if
|
|
end if
|
|
end subroutine inner_cxxsv
|
|
|
|
end subroutine d_cxx_cssv_impl
|
|
|
|
|
|
|
|
subroutine d_cxx_cssm_impl(alpha,a,x,beta,y,info,trans)
|
|
use psb_error_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_cxx_cssm_impl
|
|
implicit none
|
|
class(psb_d_cxx_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: alpha, beta, x(:,:)
|
|
real(psb_dpk_), intent(inout) :: y(:,:)
|
|
integer, intent(out) :: info
|
|
character, optional, intent(in) :: trans
|
|
|
|
character :: trans_
|
|
integer :: i,j,k,m,n, nnz, ir, jc, nc
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: tmp(:,:)
|
|
logical :: tra
|
|
Integer :: err_act
|
|
character(len=20) :: name='d_base_csmm'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = 0
|
|
call psb_erractionsave(err_act)
|
|
|
|
if (present(trans)) then
|
|
trans_ = trans
|
|
else
|
|
trans_ = 'N'
|
|
end if
|
|
if (.not.a%is_asb()) then
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
|
|
tra = ((trans_=='T').or.(trans_=='t'))
|
|
m = a%get_nrows()
|
|
nc = min(size(x,2) , size(y,2))
|
|
|
|
if (.not. (a%is_triangle())) then
|
|
write(0,*) 'Called SM on a non-triangular mat!'
|
|
info = 1121
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
|
|
if (alpha == dzero) then
|
|
if (beta == dzero) then
|
|
do i = 1, m
|
|
y(i,:) = dzero
|
|
enddo
|
|
else
|
|
do i = 1, m
|
|
y(i,:) = beta*y(i,:)
|
|
end do
|
|
endif
|
|
return
|
|
end if
|
|
|
|
if (beta == dzero) then
|
|
call inner_cxxsm(tra,a,x,y,info)
|
|
do i = 1, m
|
|
y(i,:) = alpha*y(i,:)
|
|
end do
|
|
else
|
|
allocate(tmp(m,nc), stat=info)
|
|
if(info /= 0) then
|
|
info=4010
|
|
call psb_errpush(info,name,a_err='allocate')
|
|
goto 9999
|
|
end if
|
|
|
|
tmp(1:m,:) = x(1:m,:)
|
|
call inner_cxxsm(tra,a,tmp,y,info)
|
|
do i = 1, m
|
|
y(i,:) = alpha*tmp(i,:) + beta*y(i,:)
|
|
end do
|
|
end if
|
|
|
|
if(info /= 0) then
|
|
info=4010
|
|
call psb_errpush(info,name,a_err='inner_cxxsm')
|
|
goto 9999
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
if (err_act == psb_act_abort_) then
|
|
call psb_error()
|
|
return
|
|
end if
|
|
return
|
|
|
|
|
|
contains
|
|
|
|
subroutine inner_cxxsm(tra,a,x,y,info)
|
|
implicit none
|
|
logical, intent(in) :: tra
|
|
class(psb_d_cxx_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: x(:,:)
|
|
real(psb_dpk_), intent(out) :: y(:,:)
|
|
integer, intent(out) :: info
|
|
integer :: i,j,k,m, ir, jc
|
|
real(psb_dpk_), allocatable :: acc(:)
|
|
|
|
info = 0
|
|
allocate(acc(size(x,2)), stat=info)
|
|
if(info /= 0) then
|
|
info=4010
|
|
return
|
|
end if
|
|
|
|
|
|
if (.not.tra) then
|
|
|
|
if (a%is_lower()) then
|
|
if (a%is_unit()) then
|
|
do i=1, a%get_nrows()
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j)*x(a%ja(j),:)
|
|
end do
|
|
y(i,:) = x(i,:) - acc
|
|
end do
|
|
else if (.not.a%is_unit()) then
|
|
do i=1, a%get_nrows()
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-2
|
|
acc = acc + a%val(j)*x(a%ja(j),:)
|
|
end do
|
|
y(i,:) = (x(i,:) - acc)/a%val(a%irp(i+1)-1)
|
|
end do
|
|
end if
|
|
else if (a%is_upper()) then
|
|
|
|
if (a%is_unit()) then
|
|
do i=a%get_nrows(), 1, -1
|
|
acc = dzero
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
acc = acc + a%val(j)*x(a%ja(j),:)
|
|
end do
|
|
y(i,:) = x(i,:) - acc
|
|
end do
|
|
else if (.not.a%is_unit()) then
|
|
do i=a%get_nrows(), 1, -1
|
|
acc = dzero
|
|
do j=a%irp(i)+1, a%irp(i+1)-1
|
|
acc = acc + a%val(j)*x(a%ja(j),:)
|
|
end do
|
|
y(i,:) = (x(i,:) - acc)/a%val(a%irp(i))
|
|
end do
|
|
end if
|
|
|
|
end if
|
|
|
|
else if (tra) then
|
|
|
|
do i=1, a%get_nrows()
|
|
y(i,:) = x(i,:)
|
|
end do
|
|
|
|
if (a%is_lower()) then
|
|
if (a%is_unit()) then
|
|
do i=a%get_nrows(), 1, -1
|
|
acc = y(i,:)
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
jc = a%ja(j)
|
|
y(jc,:) = y(jc,:) - a%val(j)*acc
|
|
end do
|
|
end do
|
|
else if (.not.a%is_unit()) then
|
|
do i=a%get_nrows(), 1, -1
|
|
y(i,:) = y(i,:)/a%val(a%irp(i+1)-1)
|
|
acc = y(i,:)
|
|
do j=a%irp(i), a%irp(i+1)-2
|
|
jc = a%ja(j)
|
|
y(jc,:) = y(jc,:) - a%val(j)*acc
|
|
end do
|
|
end do
|
|
end if
|
|
else if (a%is_upper()) then
|
|
|
|
if (a%is_unit()) then
|
|
do i=1, a%get_nrows()
|
|
acc = y(i,:)
|
|
do j=a%irp(i), a%irp(i+1)-1
|
|
jc = a%ja(j)
|
|
y(jc,:) = y(jc,:) - a%val(j)*acc
|
|
end do
|
|
end do
|
|
else if (.not.a%is_unit()) then
|
|
do i=1, a%get_nrows()
|
|
y(i,:) = y(i,:)/a%val(a%irp(i))
|
|
acc = y(i,:)
|
|
do j=a%irp(i)+1, a%irp(i+1)-1
|
|
jc = a%ja(j)
|
|
y(jc,:) = y(jc,:) - a%val(j)*acc
|
|
end do
|
|
end do
|
|
end if
|
|
|
|
end if
|
|
end if
|
|
end subroutine inner_cxxsm
|
|
|
|
end subroutine d_cxx_cssm_impl
|
|
|
|
function d_cxx_csnmi_impl(a) result(res)
|
|
use psb_error_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_cxx_csnmi_impl
|
|
implicit none
|
|
class(psb_d_cxx_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_) :: res
|
|
|
|
integer :: i,j,k,m,n, nr, ir, jc, nc
|
|
real(psb_dpk_) :: acc
|
|
logical :: tra
|
|
Integer :: err_act
|
|
character(len=20) :: name='d_csnmi'
|
|
logical, parameter :: debug=.false.
|
|
|
|
|
|
res = dzero
|
|
|
|
do i = 1, a%get_nrows()
|
|
acc = dzero
|
|
do j=a%irp(i),a%irp(i+1)-1
|
|
acc = acc + abs(a%val(j))
|
|
end do
|
|
res = max(res,acc)
|
|
end do
|
|
|
|
end function d_cxx_csnmi_impl
|
|
|
|
!=====================================
|
|
!
|
|
!
|
|
!
|
|
! Data management
|
|
!
|
|
!
|
|
!
|
|
!
|
|
!
|
|
!=====================================
|
|
|
|
|
|
subroutine d_cxx_csgetrow_impl(imin,imax,a,nz,ia,ja,val,info,&
|
|
& jmin,jmax,iren,append,nzin,rscale,cscale)
|
|
! Output is always in COO format
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_error_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_cxx_csgetrow_impl
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(in) :: a
|
|
integer, intent(in) :: imin,imax
|
|
integer, intent(out) :: nz
|
|
integer, allocatable, intent(inout) :: ia(:), ja(:)
|
|
real(psb_dpk_), allocatable, intent(inout) :: val(:)
|
|
integer,intent(out) :: info
|
|
logical, intent(in), optional :: append
|
|
integer, intent(in), optional :: iren(:)
|
|
integer, intent(in), optional :: jmin,jmax, nzin
|
|
logical, intent(in), optional :: rscale,cscale
|
|
|
|
logical :: append_, rscale_, cscale_
|
|
integer :: nzin_, jmin_, jmax_, err_act, i
|
|
character(len=20) :: name='csget'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = 0
|
|
|
|
if (present(jmin)) then
|
|
jmin_ = jmin
|
|
else
|
|
jmin_ = 1
|
|
endif
|
|
if (present(jmax)) then
|
|
jmax_ = jmax
|
|
else
|
|
jmax_ = a%get_ncols()
|
|
endif
|
|
|
|
if ((imax<imin).or.(jmax_<jmin_)) return
|
|
|
|
if (present(append)) then
|
|
append_=append
|
|
else
|
|
append_=.false.
|
|
endif
|
|
if ((append_).and.(present(nzin))) then
|
|
nzin_ = nzin
|
|
else
|
|
nzin_ = 0
|
|
endif
|
|
if (present(rscale)) then
|
|
rscale_ = rscale
|
|
else
|
|
rscale_ = .false.
|
|
endif
|
|
if (present(cscale)) then
|
|
cscale_ = cscale
|
|
else
|
|
cscale_ = .false.
|
|
endif
|
|
if ((rscale_.or.cscale_).and.(present(iren))) then
|
|
info = 583
|
|
call psb_errpush(info,name,a_err='iren (rscale.or.cscale)')
|
|
goto 9999
|
|
end if
|
|
|
|
call cxx_getrow(imin,imax,jmin_,jmax_,a,nz,ia,ja,val,nzin_,append_,info,&
|
|
& iren)
|
|
|
|
if (rscale_) then
|
|
do i=nzin_+1, nzin_+nz
|
|
ia(i) = ia(i) - imin + 1
|
|
end do
|
|
end if
|
|
if (cscale_) then
|
|
do i=nzin_+1, nzin_+nz
|
|
ja(i) = ja(i) - jmin_ + 1
|
|
end do
|
|
end if
|
|
|
|
if (info /= 0) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
if (err_act == psb_act_abort_) then
|
|
call psb_error()
|
|
return
|
|
end if
|
|
return
|
|
|
|
contains
|
|
|
|
subroutine cxx_getrow(imin,imax,jmin,jmax,a,nz,ia,ja,val,nzin,append,info,&
|
|
& iren)
|
|
|
|
use psb_const_mod
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_sort_mod
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(in) :: a
|
|
integer :: imin,imax,jmin,jmax
|
|
integer, intent(out) :: nz
|
|
integer, allocatable, intent(inout) :: ia(:), ja(:)
|
|
real(psb_dpk_), allocatable, intent(inout) :: val(:)
|
|
integer, intent(in) :: nzin
|
|
logical, intent(in) :: append
|
|
integer :: info
|
|
integer, optional :: iren(:)
|
|
integer :: nzin_, nza, idx,i,j,k, nzt, irw, lrw
|
|
integer :: debug_level, debug_unit
|
|
character(len=20) :: name='coo_getrow'
|
|
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
|
|
nza = a%get_nzeros()
|
|
irw = imin
|
|
lrw = min(imax,a%get_nrows())
|
|
if (irw<0) then
|
|
write(debug_unit,*) ' spgtrow Error : idx no good ',irw
|
|
info = 2
|
|
return
|
|
end if
|
|
|
|
if (append) then
|
|
nzin_ = nzin
|
|
else
|
|
nzin_ = 0
|
|
endif
|
|
|
|
nzt = a%irp(lrw)-a%irp(irw)
|
|
nz = 0
|
|
|
|
|
|
call psb_ensure_size(nzin_+nzt,ia,info)
|
|
if (info==0) call psb_ensure_size(nzin_+nzt,ja,info)
|
|
if (info==0) call psb_ensure_size(nzin_+nzt,val,info)
|
|
if (info /= 0) return
|
|
|
|
if (present(iren)) then
|
|
do i=irw, lrw
|
|
do j=a%irp(i), a%irp(i+1) - 1
|
|
if ((jmin <= a%ja(j)).and.(a%ja(j)<=jmax)) then
|
|
nzin_ = nzin_ + 1
|
|
nz = nz + 1
|
|
val(nzin_) = a%val(j)
|
|
ia(nzin_) = iren(i)
|
|
ja(nzin_) = iren(a%ja(j))
|
|
end if
|
|
enddo
|
|
end do
|
|
else
|
|
do i=irw, lrw
|
|
do j=a%irp(i), a%irp(i+1) - 1
|
|
if ((jmin <= a%ja(j)).and.(a%ja(j)<=jmax)) then
|
|
nzin_ = nzin_ + 1
|
|
nz = nz + 1
|
|
val(nzin_) = a%val(j)
|
|
ia(nzin_) = (i)
|
|
ja(nzin_) = (a%ja(j))
|
|
end if
|
|
enddo
|
|
end do
|
|
end if
|
|
|
|
end subroutine cxx_getrow
|
|
|
|
end subroutine d_cxx_csgetrow_impl
|
|
|
|
|
|
|
|
subroutine d_cxx_csput_impl(nz,ia,ja,val,a,imin,imax,jmin,jmax,info,gtl)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_cxx_csput_impl
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(inout) :: a
|
|
real(psb_dpk_), intent(in) :: val(:)
|
|
integer, intent(in) :: nz, ia(:), ja(:), imin,imax,jmin,jmax
|
|
integer, intent(out) :: info
|
|
integer, intent(in), optional :: gtl(:)
|
|
|
|
|
|
Integer :: err_act
|
|
character(len=20) :: name='d_cxx_csput'
|
|
logical, parameter :: debug=.false.
|
|
integer :: nza, i,j,k, nzl, isza, int_err(5)
|
|
|
|
info = 0
|
|
nza = a%get_nzeros()
|
|
|
|
if (a%is_bld()) then
|
|
! Build phase should only ever be in COO
|
|
info = 1121
|
|
|
|
else if (a%is_upd()) then
|
|
call d_cxx_srch_upd(nz,ia,ja,val,a,&
|
|
& imin,imax,jmin,jmax,info,gtl)
|
|
|
|
if (info /= 0) then
|
|
|
|
info = 1121
|
|
end if
|
|
|
|
else
|
|
! State is wrong.
|
|
info = 1121
|
|
end if
|
|
if (info /= 0) then
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
|
|
if (err_act == psb_act_abort_) then
|
|
call psb_error()
|
|
return
|
|
end if
|
|
return
|
|
|
|
|
|
contains
|
|
|
|
subroutine d_cxx_srch_upd(nz,ia,ja,val,a,&
|
|
& imin,imax,jmin,jmax,info,gtl)
|
|
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_string_mod
|
|
use psb_sort_mod
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(inout) :: a
|
|
integer, intent(in) :: nz, imin,imax,jmin,jmax
|
|
integer, intent(in) :: ia(:),ja(:)
|
|
real(psb_dpk_), intent(in) :: val(:)
|
|
integer, intent(out) :: info
|
|
integer, intent(in), optional :: gtl(:)
|
|
integer :: i,ir,ic, ilr, ilc, ip, &
|
|
& i1,i2,nc,nnz,dupl,ng
|
|
integer :: debug_level, debug_unit
|
|
character(len=20) :: name='d_cxx_srch_upd'
|
|
|
|
info = 0
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
|
|
dupl = a%get_dupl()
|
|
|
|
if (.not.a%is_sorted()) then
|
|
info = -4
|
|
return
|
|
end if
|
|
|
|
ilr = -1
|
|
ilc = -1
|
|
nnz = a%get_nzeros()
|
|
|
|
if (present(gtl)) then
|
|
ng = size(gtl)
|
|
|
|
select case(dupl)
|
|
case(psb_dupl_ovwrt_,psb_dupl_err_)
|
|
! Overwrite.
|
|
! Cannot test for error, should have been caught earlier.
|
|
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir >=1).and.(ir<=ng).and.(ic>=1).and.(ic<=ng)) then
|
|
ir = gtl(ir)
|
|
ic = gtl(ic)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
i1 = a%irp(ir)
|
|
i2 = a%irp(ir+1)
|
|
nc=i2-i1
|
|
|
|
ip = psb_ibsrch(ic,nc,a%ja(i1:i2-1))
|
|
if (ip>0) then
|
|
a%val(i1+ip-1) = val(i)
|
|
else
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Was searching ',ic,' in: ',i1,i2,&
|
|
& ' : ',a%ja(i1:i2-1)
|
|
info = i
|
|
return
|
|
end if
|
|
|
|
else
|
|
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Discarding row that does not belong to us.'
|
|
end if
|
|
end if
|
|
end do
|
|
|
|
case(psb_dupl_add_)
|
|
! Add
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir >=1).and.(ir<=ng).and.(ic>=1).and.(ic<=ng)) then
|
|
ir = gtl(ir)
|
|
ic = gtl(ic)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
i1 = a%irp(ir)
|
|
i2 = a%irp(ir+1)
|
|
nc = i2-i1
|
|
ip = psb_ibsrch(ic,nc,a%ja(i1:i2-1))
|
|
if (ip>0) then
|
|
a%val(i1+ip-1) = a%val(i1+ip-1) + val(i)
|
|
else
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Was searching ',ic,' in: ',i1,i2,&
|
|
& ' : ',a%ja(i1:i2-1)
|
|
info = i
|
|
return
|
|
end if
|
|
else
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Discarding row that does not belong to us.'
|
|
end if
|
|
|
|
end if
|
|
end do
|
|
|
|
case default
|
|
info = -3
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Duplicate handling: ',dupl
|
|
end select
|
|
|
|
else
|
|
|
|
select case(dupl)
|
|
case(psb_dupl_ovwrt_,psb_dupl_err_)
|
|
! Overwrite.
|
|
! Cannot test for error, should have been caught earlier.
|
|
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
|
|
i1 = a%irp(ir)
|
|
i2 = a%irp(ir+1)
|
|
nc=i2-i1
|
|
|
|
ip = psb_ibsrch(ic,nc,a%ja(i1:i2-1))
|
|
if (ip>0) then
|
|
a%val(i1+ip-1) = val(i)
|
|
else
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Was searching ',ic,' in: ',i1,i2,&
|
|
& ' : ',a%ja(i1:i2-1)
|
|
info = i
|
|
return
|
|
end if
|
|
|
|
else
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Discarding row that does not belong to us.'
|
|
end if
|
|
|
|
end do
|
|
|
|
case(psb_dupl_add_)
|
|
! Add
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
i1 = a%irp(ir)
|
|
i2 = a%irp(ir+1)
|
|
nc = i2-i1
|
|
ip = psb_ibsrch(ic,nc,a%ja(i1:i2-1))
|
|
if (ip>0) then
|
|
a%val(i1+ip-1) = a%val(i1+ip-1) + val(i)
|
|
else
|
|
info = i
|
|
return
|
|
end if
|
|
else
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Discarding row that does not belong to us.'
|
|
end if
|
|
end do
|
|
|
|
case default
|
|
info = -3
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Duplicate handling: ',dupl
|
|
end select
|
|
|
|
end if
|
|
|
|
end subroutine d_cxx_srch_upd
|
|
|
|
end subroutine d_cxx_csput_impl
|
|
|
|
|
|
|
|
subroutine d_cp_cxx_from_coo_impl(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_cp_cxx_from_coo_impl
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(inout) :: a
|
|
class(psb_d_coo_sparse_mat), intent(in) :: b
|
|
integer, intent(out) :: info
|
|
|
|
type(psb_d_coo_sparse_mat) :: tmp
|
|
integer, allocatable :: itemp(:)
|
|
!locals
|
|
logical :: rwshr_
|
|
Integer :: nza, nr, i,j,irw, idl,err_act, nc
|
|
Integer, Parameter :: maxtry=8
|
|
integer :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = 0
|
|
! This is to have fix_coo called behind the scenes
|
|
call tmp%cp_from_coo(b,info)
|
|
if (info ==0) call a%mv_from_coo(tmp,info)
|
|
|
|
end subroutine d_cp_cxx_from_coo_impl
|
|
|
|
|
|
|
|
subroutine d_cp_cxx_to_coo_impl(a,b,info)
|
|
use psb_const_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_cp_cxx_to_coo_impl
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(in) :: a
|
|
class(psb_d_coo_sparse_mat), intent(out) :: b
|
|
integer, intent(out) :: info
|
|
|
|
integer, allocatable :: itemp(:)
|
|
!locals
|
|
logical :: rwshr_
|
|
Integer :: nza, nr, nc,i,j,irw, idl,err_act
|
|
Integer, Parameter :: maxtry=8
|
|
integer :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = 0
|
|
|
|
nr = a%get_nrows()
|
|
nc = a%get_ncols()
|
|
nza = a%get_nzeros()
|
|
|
|
call b%allocate(nr,nr,nza)
|
|
|
|
do i=1, nr
|
|
do j=a%irp(i),a%irp(i+1)-1
|
|
b%ia(j) = i
|
|
b%ja(j) = a%ja(j)
|
|
b%val(j) = a%val(j)
|
|
end do
|
|
end do
|
|
|
|
call b%set_nzeros(a%get_nzeros())
|
|
call b%set_nrows(a%get_nrows())
|
|
call b%set_ncols(a%get_ncols())
|
|
call b%set_dupl(a%get_dupl())
|
|
call b%set_state(a%get_state())
|
|
call b%set_triangle(a%is_triangle())
|
|
call b%set_upper(a%is_upper())
|
|
call b%fix(info)
|
|
|
|
|
|
end subroutine d_cp_cxx_to_coo_impl
|
|
|
|
|
|
subroutine d_mv_cxx_to_coo_impl(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_mv_cxx_to_coo_impl
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(inout) :: a
|
|
class(psb_d_coo_sparse_mat), intent(out) :: b
|
|
integer, intent(out) :: info
|
|
|
|
integer, allocatable :: itemp(:)
|
|
!locals
|
|
logical :: rwshr_
|
|
Integer :: nza, nr, nc,i,j,irw, idl,err_act
|
|
Integer, Parameter :: maxtry=8
|
|
integer :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = 0
|
|
|
|
nr = a%get_nrows()
|
|
nc = a%get_ncols()
|
|
nza = a%get_nzeros()
|
|
|
|
call b%set_nzeros(a%get_nzeros())
|
|
call b%set_nrows(a%get_nrows())
|
|
call b%set_ncols(a%get_ncols())
|
|
call b%set_dupl(a%get_dupl())
|
|
call b%set_state(a%get_state())
|
|
call b%set_triangle(a%is_triangle())
|
|
call b%set_upper(a%is_upper())
|
|
|
|
call move_alloc(a%ja,b%ja)
|
|
call move_alloc(a%val,b%val)
|
|
call psb_realloc(nza,b%ia,info)
|
|
if (info /= 0) return
|
|
do i=1, nr
|
|
do j=a%irp(i),a%irp(i+1)-1
|
|
b%ia(j) = i
|
|
end do
|
|
end do
|
|
call a%free()
|
|
call b%fix(info)
|
|
|
|
|
|
end subroutine d_mv_cxx_to_coo_impl
|
|
|
|
|
|
|
|
subroutine d_mv_cxx_from_coo_impl(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_mv_cxx_from_coo_impl
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(inout) :: a
|
|
class(psb_d_coo_sparse_mat), intent(inout) :: b
|
|
integer, intent(out) :: info
|
|
|
|
integer, allocatable :: itemp(:)
|
|
!locals
|
|
logical :: rwshr_
|
|
Integer :: nza, nr, i,j,irw, idl,err_act, nc
|
|
Integer, Parameter :: maxtry=8
|
|
integer :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = 0
|
|
|
|
call b%fix(info)
|
|
if (info /= 0) return
|
|
|
|
nr = b%get_nrows()
|
|
nc = b%get_ncols()
|
|
nza = b%get_nzeros()
|
|
|
|
call a%set_nrows(b%get_nrows())
|
|
call a%set_ncols(b%get_ncols())
|
|
call a%set_dupl(b%get_dupl())
|
|
call a%set_state(b%get_state())
|
|
call a%set_triangle(b%is_triangle())
|
|
call a%set_upper(b%is_upper())
|
|
! Dirty trick: call move_alloc to have the new data allocated just once.
|
|
call move_alloc(b%ia,itemp)
|
|
call move_alloc(b%ja,a%ja)
|
|
call move_alloc(b%val,a%val)
|
|
call psb_realloc(max(nr+1,nc+1),a%irp,info)
|
|
call b%free()
|
|
|
|
if (nza <= 0) then
|
|
a%irp(:) = 1
|
|
else
|
|
a%irp(1) = 1
|
|
if (nr < itemp(nza)) then
|
|
write(debug_unit,*) trim(name),': RWSHR=.false. : ',&
|
|
&nr,itemp(nza),' Expect trouble!'
|
|
info = 12
|
|
end if
|
|
|
|
j = 1
|
|
i = 1
|
|
irw = itemp(j)
|
|
|
|
outer: do
|
|
inner: do
|
|
if (i >= irw) exit inner
|
|
if (i>nr) then
|
|
write(debug_unit,*) trim(name),&
|
|
& 'Strange situation: i>nr ',i,nr,j,nza,irw,idl
|
|
exit outer
|
|
end if
|
|
a%irp(i+1) = a%irp(i)
|
|
i = i + 1
|
|
end do inner
|
|
j = j + 1
|
|
if (j > nza) exit
|
|
if (itemp(j) /= irw) then
|
|
a%irp(i+1) = j
|
|
irw = itemp(j)
|
|
i = i + 1
|
|
endif
|
|
if (i>nr) exit
|
|
enddo outer
|
|
!
|
|
! Cleanup empty rows at the end
|
|
!
|
|
if (j /= (nza+1)) then
|
|
write(debug_unit,*) trim(name),': Problem from loop :',j,nza
|
|
info = 13
|
|
endif
|
|
do
|
|
if (i>nr) exit
|
|
a%irp(i+1) = j
|
|
i = i + 1
|
|
end do
|
|
|
|
endif
|
|
|
|
|
|
end subroutine d_mv_cxx_from_coo_impl
|
|
|
|
|
|
subroutine d_mv_cxx_to_fmt_impl(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_mv_cxx_to_fmt_impl
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(inout) :: a
|
|
class(psb_d_base_sparse_mat), intent(out) :: b
|
|
integer, intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_d_coo_sparse_mat) :: tmp
|
|
logical :: rwshr_
|
|
Integer :: nza, nr, i,j,irw, idl,err_act, nc
|
|
Integer, Parameter :: maxtry=8
|
|
integer :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = 0
|
|
|
|
select type (b)
|
|
class is (psb_d_coo_sparse_mat)
|
|
call a%mv_to_coo(b,info)
|
|
class default
|
|
call tmp%mv_from_fmt(a,info)
|
|
if (info == 0) call b%mv_from_coo(tmp,info)
|
|
end select
|
|
|
|
end subroutine d_mv_cxx_to_fmt_impl
|
|
|
|
|
|
subroutine d_cp_cxx_to_fmt_impl(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_cp_cxx_to_fmt_impl
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(in) :: a
|
|
class(psb_d_base_sparse_mat), intent(out) :: b
|
|
integer, intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_d_coo_sparse_mat) :: tmp
|
|
logical :: rwshr_
|
|
Integer :: nza, nr, i,j,irw, idl,err_act, nc
|
|
Integer, Parameter :: maxtry=8
|
|
integer :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = 0
|
|
|
|
|
|
select type (b)
|
|
class is (psb_d_coo_sparse_mat)
|
|
call a%cp_to_coo(b,info)
|
|
class default
|
|
call tmp%cp_from_fmt(a,info)
|
|
if (info == 0) call b%mv_from_coo(tmp,info)
|
|
end select
|
|
|
|
end subroutine d_cp_cxx_to_fmt_impl
|
|
|
|
|
|
subroutine d_mv_cxx_from_fmt_impl(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_mv_cxx_from_fmt_impl
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(inout) :: a
|
|
class(psb_d_base_sparse_mat), intent(inout) :: b
|
|
integer, intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_d_coo_sparse_mat) :: tmp
|
|
logical :: rwshr_
|
|
Integer :: nza, nr, i,j,irw, idl,err_act, nc
|
|
Integer, Parameter :: maxtry=8
|
|
integer :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = 0
|
|
|
|
select type (b)
|
|
class is (psb_d_coo_sparse_mat)
|
|
call a%mv_from_coo(b,info)
|
|
class default
|
|
call tmp%mv_from_fmt(b,info)
|
|
if (info == 0) call a%mv_from_coo(tmp,info)
|
|
end select
|
|
|
|
end subroutine d_mv_cxx_from_fmt_impl
|
|
|
|
|
|
|
|
subroutine d_cp_cxx_from_fmt_impl(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_cxx_mat_mod, psb_protect_name => d_cp_cxx_from_fmt_impl
|
|
implicit none
|
|
|
|
class(psb_d_cxx_sparse_mat), intent(inout) :: a
|
|
class(psb_d_base_sparse_mat), intent(in) :: b
|
|
integer, intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_d_coo_sparse_mat) :: tmp
|
|
logical :: rwshr_
|
|
Integer :: nza, nr, i,j,irw, idl,err_act, nc
|
|
Integer, Parameter :: maxtry=8
|
|
integer :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = 0
|
|
|
|
select type (b)
|
|
class is (psb_d_coo_sparse_mat)
|
|
call a%cp_from_coo(b,info)
|
|
class default
|
|
call tmp%cp_from_fmt(b,info)
|
|
if (info == 0) call a%mv_from_coo(tmp,info)
|
|
end select
|
|
end subroutine d_cp_cxx_from_fmt_impl
|
|
|