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130 lines
3.3 KiB
C++
130 lines
3.3 KiB
C++
//=====================================================
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// File : f77_interface.hh
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// Author : L. Plagne <laurent.plagne@edf.fr)>
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// Copyright (C) EDF R&D, lun sep 30 14:23:24 CEST 2002
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//=====================================================
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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//
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#ifndef F77_INTERFACE_HH
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#define F77_INTERFACE_HH
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#include "f77_interface_base.hh"
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#include <string>
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extern "C"
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{
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void dmxv_(double * A, int * N, double * X, int * M, double *R);
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void smxv_(float * A, int * N, float * X, int * M, float *R);
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void dmxm_(double * A, int * N, double * B, int * M, double *C, int * K);
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void smxm_(float * A, int * N, float * B, int * M, float *C, int * K);
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void data_(double * A, double *X, int * N);
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void sata_(float * A, float *X, int * N);
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void daat_(double * A, double *X, int * N);
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void saat_(float * A, float *X, int * N);
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void saxpy_(int * N, float * coef, float * X, float *Y);
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void daxpy_(int * N, double * coef, double * X, double *Y);
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}
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template<class real>
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class f77_interface : public f77_interface_base<real>
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{
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public :
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typedef typename f77_interface_base<real>::gene_matrix gene_matrix;
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typedef typename f77_interface_base<real>::gene_vector gene_vector;
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static inline std::string name( void )
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{
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return "f77";
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}
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static inline void matrix_vector_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N)
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{
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dmxv_(A,&N,B,&N,X);
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}
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static inline void matrix_matrix_product(gene_matrix & A, gene_matrix & B, gene_matrix & X, int N)
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{
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dmxm_(A,&N,B,&N,X,&N);
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}
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static inline void ata_product(gene_matrix & A, gene_matrix & X, int N)
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{
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data_(A,X,&N);
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}
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static inline void aat_product(gene_matrix & A, gene_matrix & X, int N)
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{
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daat_(A,X,&N);
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}
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static inline void axpy(real coef, const gene_vector & X, gene_vector & Y, int N)
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{
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int one=1;
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daxpy_(&N,&coef,X,Y);
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}
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};
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template<>
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class f77_interface<float> : public f77_interface_base<float>
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{
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public :
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static inline std::string name( void )
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{
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return "F77";
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}
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static inline void matrix_vector_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N)
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{
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smxv_(A,&N,B,&N,X);
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}
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static inline void matrix_matrix_product(gene_matrix & A, gene_matrix & B, gene_matrix & X, int N)
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{
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smxm_(A,&N,B,&N,X,&N);
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}
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static inline void ata_product(gene_matrix & A, gene_matrix & X, int N)
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{
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sata_(A,X,&N);
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}
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static inline void aat_product(gene_matrix & A, gene_matrix & X, int N)
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{
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saat_(A,X,&N);
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}
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static inline void axpy(float coef, const gene_vector & X, gene_vector & Y, int N)
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{
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saxpy_(&N,&coef,X,Y);
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}
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};
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#endif
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