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+//=====================================================
+// File : INTEL_BLAS_interface.hh
+// Author : L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D, lun sep 30 14:23:29 CEST 2002
+//=====================================================
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// This program 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 General Public License for more details.
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+#ifndef INTEL_BLAS_PRODUIT_MATRICE_VECTEUR_HH
+#define INTEL_BLAS_PRODUIT_MATRICE_VECTEUR_HH
+#include "f77_interface.hh"
+extern "C"
+{
+#include "mkl_cblas.h"
+}
+
+template<class real>
+class INTEL_BLAS_interface : public f77_interface_base<real>
+{
+public :
+
+ typedef typename f77_interface_base<real>::gene_matrix gene_matrix;
+ typedef typename f77_interface_base<real>::gene_vector gene_vector;
+
+ static inline std::string name( void ) { return "INTEL_BLAS"; }
+
+ static inline void matrix_vector_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N) {
+ cblas_dgemv(CblasColMajor,CblasNoTrans,N,N,1.0,A,N,B,1,0.0,X,1);
+ }
+
+ static inline void matrix_matrix_product(gene_matrix & A, gene_matrix & B, gene_matrix & X, int N) {
+ cblas_dgemm(CblasColMajor,CblasNoTrans,CblasNoTrans,N,N,N,1.0,A,N,B,N,0.0,X,N);
+ }
+
+ static inline void ata_product(gene_matrix & A, gene_matrix & X, int N) {
+ cblas_dgemm(CblasColMajor,CblasTrans,CblasNoTrans,N,N,N,1.0,A,N,A,N,0.0,X,N);
+ }
+
+ static inline void aat_product(gene_matrix & A, gene_matrix & X, int N) {
+ cblas_dgemm(CblasColMajor,CblasNoTrans,CblasTrans,N,N,N,1.0,A,N,A,N,0.0,X,N);
+ }
+
+ static inline void axpy(real coef, const gene_vector & X, gene_vector & Y, int N) {
+ cblas_daxpy(N,coef,X,1,Y,1);
+ }
+
+};
+
+template<>
+class INTEL_BLAS_interface<float> : public f77_interface_base<float>
+{
+public :
+
+ static inline std::string name() { return "INTEL_BLAS"; }
+
+ static inline void matrix_vector_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N) {
+ // cblas_sgemv(CblasNoTrans,N,N,1.0,A,N,B,1,0.0,X,1);
+ cblas_sgemv(CblasColMajor,CblasNoTrans,N,N,1.0,A,N,B,1,0.0,X,1);
+
+ }
+
+ static inline void matrix_matrix_product(gene_matrix & A, gene_matrix & B, gene_matrix & X, int N) {
+ cblas_sgemm(CblasColMajor,CblasNoTrans,CblasNoTrans,N,N,N,1.0,A,N,B,N,0.0,X,N);
+ }
+
+ static inline void ata_product(gene_matrix & A, gene_matrix & X, int N) {
+ cblas_sgemm(CblasColMajor,CblasTrans,CblasNoTrans,N,N,N,1.0,A,N,A,N,0.0,X,N);
+ }
+
+ static inline void aat_product(gene_matrix & A, gene_matrix & X, int N) {
+ cblas_sgemm(CblasColMajor,CblasNoTrans,CblasTrans,N,N,N,1.0,A,N,A,N,0.0,X,N);
+ }
+
+ static inline void axpy(float coef, const gene_vector & X, gene_vector & Y, int N) {
+ cblas_saxpy(N,coef,X,1,Y,1);
+ }
+
+};
+
+
+#endif
+
+
+