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.
433 lines
12 KiB
Fortran
433 lines
12 KiB
Fortran
!
|
|
! Parallel Sparse BLAS version 3.5
|
|
! (C) Copyright 2006-2018
|
|
! Salvatore Filippone
|
|
! Alfredo Buttari
|
|
!
|
|
! 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.
|
|
!
|
|
!
|
|
! File: psb_dnumbmm.f90
|
|
! Subroutine:
|
|
! Arguments:
|
|
!
|
|
!
|
|
! Note: This subroutine performs the numerical product of two sparse matrices.
|
|
! It is modeled after the SMMP package by R. Bank and C. Douglas, but is
|
|
! rewritten in Fortran 95/2003 making use of our sparse matrix facilities.
|
|
!
|
|
!
|
|
subroutine psb_dnumbmm(a,b,c)
|
|
use psb_base_mod, psb_protect_name => psb_dnumbmm
|
|
implicit none
|
|
|
|
type(psb_dspmat_type), intent(in) :: a,b
|
|
type(psb_dspmat_type), intent(inout) :: c
|
|
integer(psb_ipk_) :: info
|
|
integer(psb_ipk_) :: err_act
|
|
character(len=*), parameter :: name='psb_numbmm'
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
if ((a%is_null()) .or.(b%is_null()).or.(c%is_null())) then
|
|
info = psb_err_invalid_mat_state_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
select type(aa=>c%a)
|
|
type is (psb_d_csr_sparse_mat)
|
|
call psb_numbmm(a%a,b%a,aa)
|
|
class default
|
|
info = psb_err_invalid_mat_state_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end select
|
|
|
|
call c%set_asb()
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_dnumbmm
|
|
|
|
subroutine psb_dbase_numbmm(a,b,c)
|
|
use psb_mat_mod
|
|
use psb_string_mod
|
|
use psb_serial_mod, psb_protect_name => psb_dbase_numbmm
|
|
implicit none
|
|
|
|
class(psb_d_base_sparse_mat), intent(in) :: a,b
|
|
type(psb_d_csr_sparse_mat), intent(inout) :: c
|
|
integer(psb_ipk_), allocatable :: itemp(:)
|
|
integer(psb_ipk_) :: nze, ma,na,mb,nb
|
|
character(len=20) :: name
|
|
real(psb_dpk_), allocatable :: temp(:)
|
|
integer(psb_ipk_) :: info
|
|
integer(psb_ipk_) :: err_act
|
|
name='psb_numbmm'
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
|
|
ma = a%get_nrows()
|
|
na = a%get_ncols()
|
|
mb = b%get_nrows()
|
|
nb = b%get_ncols()
|
|
|
|
|
|
if ( mb /= na ) then
|
|
write(psb_err_unit,*) 'Mismatch in SYMBMM: ',ma,na,mb,nb
|
|
endif
|
|
allocate(temp(max(ma,na,mb,nb)),stat=info)
|
|
if (info /= psb_success_) then
|
|
info = psb_err_alloc_dealloc_
|
|
call psb_Errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
!
|
|
! Note: we still have to test about possible performance hits.
|
|
!
|
|
!
|
|
call psb_ensure_size(ione*size(c%ja),c%val,info)
|
|
select type(a)
|
|
type is (psb_d_csr_sparse_mat)
|
|
select type(b)
|
|
type is (psb_d_csr_sparse_mat)
|
|
call csr_numbmm(a,b,c,temp,info)
|
|
class default
|
|
call gen_numbmm(a,b,c,temp,info)
|
|
end select
|
|
class default
|
|
call gen_numbmm(a,b,c,temp,info)
|
|
end select
|
|
|
|
if (info /= psb_success_) then
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
call c%set_asb()
|
|
deallocate(temp)
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
contains
|
|
|
|
subroutine csr_numbmm(a,b,c,temp,info)
|
|
type(psb_d_csr_sparse_mat), intent(in) :: a,b
|
|
type(psb_d_csr_sparse_mat), intent(inout) :: c
|
|
real(psb_dpk_) :: temp(:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_) :: nze, ma,na,mb,nb
|
|
|
|
info = psb_success_
|
|
ma = a%get_nrows()
|
|
na = a%get_ncols()
|
|
mb = b%get_nrows()
|
|
nb = b%get_ncols()
|
|
|
|
call dnumbmm(ma,na,nb,a%irp,a%ja,izero,a%val,&
|
|
& b%irp,b%ja,izero,b%val,&
|
|
& c%irp,c%ja,izero,c%val,temp)
|
|
|
|
|
|
end subroutine csr_numbmm
|
|
|
|
subroutine gen_numbmm(a,b,c,temp,info)
|
|
class(psb_d_base_sparse_mat), intent(in) :: a,b
|
|
type(psb_d_csr_sparse_mat), intent(inout) :: c
|
|
integer(psb_ipk_) :: info
|
|
real(psb_dpk_) :: temp(:)
|
|
integer(psb_ipk_), allocatable :: iarw(:), iacl(:),ibrw(:),ibcl(:)
|
|
real(psb_dpk_), allocatable :: aval(:),bval(:)
|
|
integer(psb_ipk_) :: maxlmn,i,j,m,n,k,l,nazr,nbzr,jj,minlm,minmn,minln
|
|
real(psb_dpk_) :: ajj
|
|
|
|
n = a%get_nrows()
|
|
m = a%get_ncols()
|
|
l = b%get_ncols()
|
|
maxlmn = max(l,m,n)
|
|
allocate(iarw(maxlmn),iacl(maxlmn),ibrw(maxlmn),ibcl(maxlmn),&
|
|
& aval(maxlmn),bval(maxlmn), stat=info)
|
|
if (info /= psb_success_) then
|
|
info = psb_err_alloc_dealloc_
|
|
return
|
|
endif
|
|
|
|
do i = 1,maxlmn
|
|
temp(i) = dzero
|
|
end do
|
|
minlm = min(l,m)
|
|
minln = min(l,n)
|
|
minmn = min(m,n)
|
|
do i = 1,n
|
|
|
|
call a%csget(i,i,nazr,iarw,iacl,aval,info)
|
|
do jj=1, nazr
|
|
j=iacl(jj)
|
|
ajj = aval(jj)
|
|
if ((j<1).or.(j>m)) then
|
|
write(psb_err_unit,*) ' NUMBMM: Problem with A ',i,jj,j,m
|
|
info = 1
|
|
return
|
|
|
|
endif
|
|
call b%csget(j,j,nbzr,ibrw,ibcl,bval,info)
|
|
do k=1,nbzr
|
|
if ((ibcl(k)<1).or.(ibcl(k)>maxlmn)) then
|
|
write(psb_err_unit,*) 'Problem in NUMBM 1:',j,k,ibcl(k),maxlmn
|
|
info = psb_err_pivot_too_small_
|
|
return
|
|
else
|
|
temp(ibcl(k)) = temp(ibcl(k)) + ajj * bval(k)
|
|
endif
|
|
enddo
|
|
end do
|
|
do j = c%irp(i),c%irp(i+1)-1
|
|
if((c%ja(j)<1).or. (c%ja(j) > maxlmn)) then
|
|
write(psb_err_unit,*) ' NUMBMM: output problem',i,j,c%ja(j),maxlmn
|
|
info = psb_err_invalid_ovr_num_
|
|
return
|
|
else
|
|
c%val(j) = temp(c%ja(j))
|
|
temp(c%ja(j)) = dzero
|
|
endif
|
|
end do
|
|
end do
|
|
|
|
|
|
end subroutine gen_numbmm
|
|
|
|
end subroutine psb_dbase_numbmm
|
|
|
|
|
|
|
|
subroutine psb_ldnumbmm(a,b,c)
|
|
use psb_base_mod, psb_protect_name => psb_ldnumbmm
|
|
implicit none
|
|
|
|
type(psb_ldspmat_type), intent(in) :: a,b
|
|
type(psb_ldspmat_type), intent(inout) :: c
|
|
integer(psb_ipk_) :: info
|
|
integer(psb_ipk_) :: err_act
|
|
character(len=*), parameter :: name='psb_numbmm'
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
if ((a%is_null()) .or.(b%is_null()).or.(c%is_null())) then
|
|
info = psb_err_invalid_mat_state_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
select type(aa=>c%a)
|
|
type is (psb_ld_csr_sparse_mat)
|
|
call psb_numbmm(a%a,b%a,aa)
|
|
class default
|
|
info = psb_err_invalid_mat_state_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end select
|
|
|
|
call c%set_asb()
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ldnumbmm
|
|
|
|
subroutine psb_ldbase_numbmm(a,b,c)
|
|
use psb_mat_mod
|
|
use psb_string_mod
|
|
use psb_serial_mod, psb_protect_name => psb_ldbase_numbmm
|
|
implicit none
|
|
|
|
class(psb_ld_base_sparse_mat), intent(in) :: a,b
|
|
type(psb_ld_csr_sparse_mat), intent(inout) :: c
|
|
integer(psb_ipk_), allocatable :: itemp(:)
|
|
integer(psb_lpk_) :: nze, ma,na,mb,nb
|
|
character(len=20) :: name
|
|
real(psb_dpk_), allocatable :: temp(:)
|
|
integer(psb_ipk_) :: info
|
|
integer(psb_ipk_) :: err_act
|
|
name='psb_numbmm'
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
|
|
ma = a%get_nrows()
|
|
na = a%get_ncols()
|
|
mb = b%get_nrows()
|
|
nb = b%get_ncols()
|
|
|
|
|
|
if ( mb /= na ) then
|
|
write(psb_err_unit,*) 'Mismatch in SYMBMM: ',ma,na,mb,nb
|
|
endif
|
|
allocate(temp(max(ma,na,mb,nb)),stat=info)
|
|
if (info /= psb_success_) then
|
|
info = psb_err_alloc_dealloc_
|
|
call psb_Errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
!
|
|
! Note: we still have to test about possible performance hits.
|
|
!
|
|
!
|
|
call psb_ensure_size(ione*size(c%ja),c%val,info)
|
|
select type(a)
|
|
type is (psb_ld_csr_sparse_mat)
|
|
select type(b)
|
|
type is (psb_ld_csr_sparse_mat)
|
|
call csr_numbmm(a,b,c,temp,info)
|
|
class default
|
|
call gen_numbmm(a,b,c,temp,info)
|
|
end select
|
|
class default
|
|
call gen_numbmm(a,b,c,temp,info)
|
|
end select
|
|
|
|
if (info /= psb_success_) then
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
call c%set_asb()
|
|
deallocate(temp)
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
contains
|
|
|
|
subroutine csr_numbmm(a,b,c,temp,info)
|
|
type(psb_ld_csr_sparse_mat), intent(in) :: a,b
|
|
type(psb_ld_csr_sparse_mat), intent(inout) :: c
|
|
real(psb_dpk_) :: temp(:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_lpk_) :: nze, ma,na,mb,nb
|
|
|
|
info = psb_success_
|
|
ma = a%get_nrows()
|
|
na = a%get_ncols()
|
|
mb = b%get_nrows()
|
|
nb = b%get_ncols()
|
|
|
|
call ldnumbmm(ma,na,nb,a%irp,a%ja,lzero,a%val,&
|
|
& b%irp,b%ja,lzero,b%val,&
|
|
& c%irp,c%ja,lzero,c%val,temp)
|
|
|
|
|
|
end subroutine csr_numbmm
|
|
|
|
subroutine gen_numbmm(a,b,c,temp,info)
|
|
class(psb_ld_base_sparse_mat), intent(in) :: a,b
|
|
type(psb_ld_csr_sparse_mat), intent(inout) :: c
|
|
integer(psb_ipk_) :: info
|
|
real(psb_dpk_) :: temp(:)
|
|
integer(psb_lpk_), allocatable :: iarw(:), iacl(:),ibrw(:),ibcl(:)
|
|
real(psb_dpk_), allocatable :: aval(:),bval(:)
|
|
integer(psb_lpk_) :: maxlmn,i,j,m,n,k,l,nazr,nbzr,jj,minlm,minmn,minln
|
|
real(psb_dpk_) :: ajj
|
|
|
|
n = a%get_nrows()
|
|
m = a%get_ncols()
|
|
l = b%get_ncols()
|
|
maxlmn = max(l,m,n)
|
|
allocate(iarw(maxlmn),iacl(maxlmn),ibrw(maxlmn),ibcl(maxlmn),&
|
|
& aval(maxlmn),bval(maxlmn), stat=info)
|
|
if (info /= psb_success_) then
|
|
info = psb_err_alloc_dealloc_
|
|
return
|
|
endif
|
|
|
|
do i = 1,maxlmn
|
|
temp(i) = dzero
|
|
end do
|
|
minlm = min(l,m)
|
|
minln = min(l,n)
|
|
minmn = min(m,n)
|
|
do i = 1,n
|
|
|
|
call a%csget(i,i,nazr,iarw,iacl,aval,info)
|
|
do jj=1, nazr
|
|
j=iacl(jj)
|
|
ajj = aval(jj)
|
|
if ((j<1).or.(j>m)) then
|
|
write(psb_err_unit,*) ' NUMBMM: Problem with A ',i,jj,j,m
|
|
info = 1
|
|
return
|
|
|
|
endif
|
|
call b%csget(j,j,nbzr,ibrw,ibcl,bval,info)
|
|
do k=1,nbzr
|
|
if ((ibcl(k)<1).or.(ibcl(k)>maxlmn)) then
|
|
write(psb_err_unit,*) 'Problem in NUMBM 1:',j,k,ibcl(k),maxlmn
|
|
info = psb_err_pivot_too_small_
|
|
return
|
|
else
|
|
temp(ibcl(k)) = temp(ibcl(k)) + ajj * bval(k)
|
|
endif
|
|
enddo
|
|
end do
|
|
do j = c%irp(i),c%irp(i+1)-1
|
|
if((c%ja(j)<1).or. (c%ja(j) > maxlmn)) then
|
|
write(psb_err_unit,*) ' NUMBMM: output problem',i,j,c%ja(j),maxlmn
|
|
info = psb_err_invalid_ovr_num_
|
|
return
|
|
else
|
|
c%val(j) = temp(c%ja(j))
|
|
temp(c%ja(j)) = dzero
|
|
endif
|
|
end do
|
|
end do
|
|
|
|
|
|
end subroutine gen_numbmm
|
|
|
|
end subroutine psb_ldbase_numbmm
|