https://hal.archives-ouvertes.fr/hal-02128878
Tip revision: 4201397494d9af8b687117e8ff4d85a8944f5c5a authored by Software Heritage on 11 June 2019, 10:15:02 UTC
hal: Deposit 298 in collection hal
hal: Deposit 298 in collection hal
Tip revision: 4201397
fflas_fger_mp.inl
/*
* Copyright (C) 2014 the FFLAS-FFPACK group
*
* Written by Pascal Giorgi <pascal.giorgi@lirmm.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========
*.
*/
/** @file fflas_fgemm/fgemm_classical_mp.inl
* @brief matrix multiplication with multiprecision input (either over Z or over Z/pZ)
*/
#ifndef __FFPACK_fger_mp_INL
#define __FFPACK_fger_mp_INL
#include <givaro/modular-integer.h>
#include <givaro/zring.h>
#include "fflas-ffpack/fflas/fflas_helpers.inl"
#include "fflas-ffpack/fflas/fflas_fgemm/fgemm_classical_mp.inl"
#include "fflas-ffpack/field/rns-integer.h"
#include "fflas-ffpack/field/rns-integer-mod.h"
namespace FFLAS{
inline void
fger (const Givaro::Modular<Givaro::Integer>& F, const size_t M, const size_t N,
const typename Givaro::Integer alpha,
typename Givaro::Integer* x, const size_t incx,
typename Givaro::Integer* y, const size_t incy,
typename Givaro::Integer* A, const size_t lda,
MMHelper<Givaro::Modular<Givaro::Integer>, MMHelperAlgo::Classic, ModeCategories::ConvertTo<ElementCategories::RNSElementTag> > & H)
{
MMHelper<Givaro::Modular<Givaro::Integer>, MMHelperAlgo::Classic, ModeCategories::DefaultTag> H2;
FFLAS::fger(F,M,N,alpha,x,incx,y,incy,A,lda,H2);
}
template<typename RNS>
inline void
fger (const FFPACK::RNSInteger<RNS>& F, const size_t M, const size_t N,
const typename FFPACK::RNSInteger<RNS>::Element alpha,
typename FFPACK::RNSInteger<RNS>::Element_ptr x, const size_t incx,
typename FFPACK::RNSInteger<RNS>::Element_ptr y, const size_t incy,
typename FFPACK::RNSInteger<RNS>::Element_ptr A, const size_t lda,
MMHelper<FFPACK::RNSInteger<RNS>, MMHelperAlgo::Classic, ModeCategories::DefaultTag> & H)
{
for(size_t i=0;i<F.size();i++){
FFLAS::fger(F.rns()._field_rns[i],M,N,
alpha._ptr[i*alpha._stride],
x._ptr+i*x._stride,incx,y._ptr+i*y._stride,incy,A._ptr+i*A._stride,lda);
}
}
template<typename RNS>
inline void
fger (const FFPACK::RNSIntegerMod<RNS>& F, const size_t M, const size_t N,
const typename FFPACK::RNSIntegerMod<RNS>::Element alpha,
typename FFPACK::RNSIntegerMod<RNS>::Element_ptr x, const size_t incx,
typename FFPACK::RNSIntegerMod<RNS>::Element_ptr y, const size_t incy,
typename FFPACK::RNSIntegerMod<RNS>::Element_ptr A, const size_t lda,
MMHelper<FFPACK::RNSIntegerMod<RNS>, MMHelperAlgo::Classic> & H)
{
typedef FFPACK::RNSInteger<RNS> RnsDomain;
MMHelper<RnsDomain, MMHelperAlgo::Classic> H2;
RnsDomain Zrns(F.rns());
FFLAS::fger(Zrns,M,N,alpha,x,incx,y,incy,A,lda,H2);
// reduce the result mod p
freduce (F, M, N, A, lda);
}
} // namespace FFLAS
#endif
/* -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
// vim:sts=4:sw=4:ts=4:et:sr:cino=>s,f0,{0,g0,(0,\:0,t0,+0,=s