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105 lines
3.4 KiB
Fortran
105 lines
3.4 KiB
Fortran
1 year ago
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! Parallel Sparse BLAS GPU plugin
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! (C) Copyright 2013
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!
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! Salvatore Filippone
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! Alessandro Fanfarillo
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!
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! Redistribution and use in source and binary forms, with or without
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! modification, are permitted provided that the following conditions
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! are met:
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! 1. Redistributions of source code must retain the above copyright
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! notice, this list of conditions and the following disclaimer.
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! 2. Redistributions in binary form must reproduce the above copyright
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! notice, this list of conditions, and the following disclaimer in the
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! documentation and/or other materials provided with the distribution.
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! 3. The name of the PSBLAS group or the names of its contributors may
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! not be used to endorse or promote products derived from this
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! software without specific written permission.
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!
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! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
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! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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! POSSIBILITY OF SUCH DAMAGE.
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!
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subroutine psb_z_cp_hll_to_coo(a,b,info)
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use psb_base_mod
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use psb_z_hll_mat_mod, psb_protect_name => psb_z_cp_hll_to_coo
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implicit none
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class(psb_z_hll_sparse_mat), intent(in) :: a
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class(psb_z_coo_sparse_mat), intent(inout) :: b
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integer(psb_ipk_), intent(out) :: info
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!locals
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Integer(Psb_ipk_) :: nza, nr, nc,i,j, jj,k,ir, isz,err_act, hksz, hk, mxrwl,&
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& irs, nzblk, kc
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integer(psb_ipk_) :: debug_level, debug_unit
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character(len=20) :: name
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info = psb_success_
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if (a%is_dev()) call a%sync()
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nr = a%get_nrows()
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nc = a%get_ncols()
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nza = a%get_nzeros()
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call b%allocate(nr,nc,nza)
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b%psb_z_base_sparse_mat = a%psb_z_base_sparse_mat
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j = 1
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kc = 1
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k = 1
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hksz = a%hksz
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do i=1, nr,hksz
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ir = min(hksz,nr-i+1)
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irs = (i-1)/hksz
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hk = irs + 1
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isz = (a%hkoffs(hk+1)-a%hkoffs(hk))
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nzblk = sum(a%irn(i:i+ir-1))
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call inner_copy(i,ir,b%ia(kc:kc+nzblk-1),&
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& b%ja(kc:kc+nzblk-1),b%val(kc:kc+nzblk-1),&
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& a%ja(k:k+isz-1),a%val(k:k+isz-1),a%irn(i:i+ir-1),&
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& hksz)
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k = k + isz
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kc = kc + nzblk
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enddo
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call b%set_nzeros(nza)
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call b%set_host()
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call b%fix(info)
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contains
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subroutine inner_copy(i,ir,iac,&
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& jac,valc,ja,val,irn,ld)
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integer(psb_ipk_) :: i,ir,ld
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integer(psb_ipk_) :: iac(*),jac(*),ja(ld,*),irn(*)
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complex(psb_dpk_) :: valc(*), val(ld,*)
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integer(psb_ipk_) :: ii,jj,kk, kc,nc
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kc = 1
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do ii = 1, ir
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nc = irn(ii)
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do jj=1,nc
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iac(kc) = i+ii-1
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jac(kc) = ja(ii,jj)
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valc(kc) = val(ii,jj)
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kc = kc + 1
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end do
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end do
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end subroutine inner_copy
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end subroutine psb_z_cp_hll_to_coo
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