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75 lines
2.8 KiB
Fortran
75 lines
2.8 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_diag_to_gpu(a,info,nzrm)
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use psb_base_mod
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#ifdef HAVE_SPGPU
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use diagdev_mod
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use psb_vectordev_mod
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use psb_z_diag_mat_mod, psb_protect_name => psb_z_diag_to_gpu
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#else
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use psb_z_diag_mat_mod
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#endif
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use iso_c_binding
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implicit none
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class(psb_z_diag_sparse_mat), intent(inout) :: a
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), intent(in), optional :: nzrm
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integer(psb_ipk_) :: m, nzm, n, c,pitch,maxrowsize,d
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#ifdef HAVE_SPGPU
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type(diagdev_parms) :: gpu_parms
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#endif
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info = 0
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#ifdef HAVE_SPGPU
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if ((.not.allocated(a%data)).or.(.not.allocated(a%offset))) return
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n = size(a%data,1)
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d = size(a%data,2)
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c = a%get_ncols()
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!allocsize = a%get_size()
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!write(*,*) 'Create the DIAG matrix'
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gpu_parms = FgetDiagDeviceParams(n,c,d,spgpu_type_complex_double)
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if (c_associated(a%deviceMat)) then
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call freeDiagDevice(a%deviceMat)
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endif
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info = FallocDiagDevice(a%deviceMat,n,c,d,spgpu_type_complex_double)
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if (info == 0) info = &
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& writeDiagDevice(a%deviceMat,a%data,a%offset,n)
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! if (info /= 0) goto 9999
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#endif
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end subroutine psb_z_diag_to_gpu
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