/usr/include/fflas-ffpack/fflas/fflas_faxpy.inl is in fflas-ffpack-common 1.6.0-1.
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// vim:sts=8:sw=8:ts=8:noet:sr:cino=>s,f0,{0,g0,(0,\:0,t0,+0,=s
/* fflas/fflas_faxpy.inl
* Copyright (C) 2005 Clement Pernet
*
* Written by Clement Pernet <Clement.Pernet@imag.fr>
*
*
* ========LICENCE========
* This file is part of the library FFLAS-FFPACK.
*
* FFLAS-FFPACK is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
* ========LICENCE========
*.
*/
#ifndef __FFLASFFPACK_faxpy_INL
#define __FFLASFFPACK_faxpy_INL
namespace FFLAS {
template<class Field>
inline void
faxpy( const Field& F, const size_t N,
const typename Field::Element a,
const typename Field::Element * X, const size_t incX,
typename Field::Element * Y, const size_t incY )
{
const typename Field::Element * Xi = X;
typename Field::Element * Yi=Y;
for (; Xi < X+N*incX; Xi+=incX, Yi+=incY )
F.axpyin( *Yi, a, *Xi );
}
template<>
inline void
faxpy( const DoubleDomain& , const size_t N,
const DoubleDomain::Element a,
const DoubleDomain::Element * x, const size_t incx,
DoubleDomain::Element * y, const size_t incy )
{
cblas_daxpy( (int)N, a, x, (int)incx, y, (int)incy);
}
} // FFLAS
#endif // __FFLASFFPACK_faxpy_INL
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