Initial import of eigen 3.1.1android-cts-4.4_r4android-cts-4.2_r2android-4.4_r1.2.0.1android-4.4_r1.2android-4.4_r1.1.0.1android-4.4_r1.1android-4.4_r1.0.1android-4.4_r1android-4.4_r0.9android-4.4_r0.8android-4.3_r2.3android-4.3_r2.2android-4.3_r2.1android-4.3_r2android-4.3_r1.1android-4.3_r1android-4.3_r0.9.1android-4.3_r0.9android-4.2.2_r1.2android-4.2.2_r1.1android-4.2.2_r1kitkat-releasekitkat-cts-releasejb-mr2.0-releasejb-mr2-releasejb-mr1.1-releasejb-mr1.1-dev

Added a README.android and a MODULE_LICENSE_MPL2 file.
Added empty Android.mk and CleanSpec.mk to optimize Android build.
Non MPL2 license code is disabled in ./Eigen/src/Core/util/NonMPL2.h.
Trying to include such files will lead to an error.

Change-Id: I0e148b7c3e83999bcc4dfaa5809d33bfac2aac32

21 files changed, 2895 insertions, 0 deletions

diff --git a/bench/btl/actions/action_aat_product.hh b/bench/btl/actions/action_aat_product.hh
new file mode 100644
index 000000000..aa5b35c94
--- /dev/null
+++ b/bench/btl/actions/action_aat_product.hh
@@ -0,0 +1,145 @@
+//=====================================================
+// File   :  action_aat_product.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_AAT_PRODUCT
+#define ACTION_AAT_PRODUCT
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_aat_product {
+
+public :
+
+  // Ctor
+
+  Action_aat_product( int size ):_size(size)
+  {
+    MESSAGE("Action_aat_product Ctor");
+
+    // STL matrix and vector initialization
+
+    init_matrix<pseudo_random>(A_stl,_size);
+    init_matrix<null_function>(X_stl,_size);
+    init_matrix<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+
+    Interface::matrix_from_stl(A_ref,A_stl);
+    Interface::matrix_from_stl(X_ref,X_stl);
+
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::matrix_from_stl(X,X_stl);
+
+  }
+
+  // invalidate copy ctor
+
+  Action_aat_product( const  Action_aat_product & )
+  {
+    INFOS("illegal call to Action_aat_product Copy Ctor");
+    exit(0);
+  }
+
+  // Dtor
+
+  ~Action_aat_product( void ){
+
+    MESSAGE("Action_aat_product Dtor");
+
+    // deallocation
+
+    Interface::free_matrix(A,_size);
+    Interface::free_matrix(X,_size);
+
+    Interface::free_matrix(A_ref,_size);
+    Interface::free_matrix(X_ref,_size);
+
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "aat_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return double(_size)*double(_size)*double(_size);
+  }
+
+  inline void initialize( void ){
+
+    Interface::copy_matrix(A_ref,A,_size);
+    Interface::copy_matrix(X_ref,X,_size);
+
+  }
+
+  inline void calculate( void ) {
+
+      Interface::aat_product(A,X,_size);
+
+  }
+
+  void check_result( void ){
+    if (_size>128) return;
+    // calculation check
+
+    Interface::matrix_to_stl(X,resu_stl);
+
+    STL_interface<typename Interface::real_type>::aat_product(A_stl,X_stl,_size);
+
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+
+    if (error>1.e-6){
+      INFOS("WRONG CALCULATION...residual=" << error);
+      exit(1);
+    }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix A_stl;
+  typename Interface::stl_matrix X_stl;
+  typename Interface::stl_matrix resu_stl;
+
+  typename Interface::gene_matrix A_ref;
+  typename Interface::gene_matrix X_ref;
+
+  typename Interface::gene_matrix A;
+  typename Interface::gene_matrix X;
+
+
+  int _size;
+
+};
+
+
+#endif
+
+
+
diff --git a/bench/btl/actions/action_ata_product.hh b/bench/btl/actions/action_ata_product.hh
new file mode 100644
index 000000000..04364fe67
--- /dev/null
+++ b/bench/btl/actions/action_ata_product.hh
@@ -0,0 +1,145 @@
+//=====================================================
+// File   :  action_ata_product.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_ATA_PRODUCT
+#define ACTION_ATA_PRODUCT
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_ata_product {
+
+public :
+
+  // Ctor
+
+  Action_ata_product( int size ):_size(size)
+  {
+    MESSAGE("Action_ata_product Ctor");
+
+    // STL matrix and vector initialization
+
+    init_matrix<pseudo_random>(A_stl,_size);
+    init_matrix<null_function>(X_stl,_size);
+    init_matrix<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+
+    Interface::matrix_from_stl(A_ref,A_stl);
+    Interface::matrix_from_stl(X_ref,X_stl);
+
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::matrix_from_stl(X,X_stl);
+
+  }
+
+  // invalidate copy ctor
+
+  Action_ata_product( const  Action_ata_product & )
+  {
+    INFOS("illegal call to Action_ata_product Copy Ctor");
+    exit(0);
+  }
+
+  // Dtor
+
+  ~Action_ata_product( void ){
+
+    MESSAGE("Action_ata_product Dtor");
+
+    // deallocation
+
+    Interface::free_matrix(A,_size);
+    Interface::free_matrix(X,_size);
+
+    Interface::free_matrix(A_ref,_size);
+    Interface::free_matrix(X_ref,_size);
+
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "ata_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return 2.0*_size*_size*_size;
+  }
+
+  inline void initialize( void ){
+
+    Interface::copy_matrix(A_ref,A,_size);
+    Interface::copy_matrix(X_ref,X,_size);
+
+  }
+
+  inline void calculate( void ) {
+
+      Interface::ata_product(A,X,_size);
+
+  }
+
+  void check_result( void ){
+    if (_size>128) return;
+    // calculation check
+
+    Interface::matrix_to_stl(X,resu_stl);
+
+    STL_interface<typename Interface::real_type>::ata_product(A_stl,X_stl,_size);
+
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+
+    if (error>1.e-6){
+      INFOS("WRONG CALCULATION...residual=" << error);
+      exit(1);
+    }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix A_stl;
+  typename Interface::stl_matrix X_stl;
+  typename Interface::stl_matrix resu_stl;
+
+  typename Interface::gene_matrix A_ref;
+  typename Interface::gene_matrix X_ref;
+
+  typename Interface::gene_matrix A;
+  typename Interface::gene_matrix X;
+
+
+  int _size;
+
+};
+
+
+#endif
+
+
+
diff --git a/bench/btl/actions/action_atv_product.hh b/bench/btl/actions/action_atv_product.hh
new file mode 100644
index 000000000..a8234514b
--- /dev/null
+++ b/bench/btl/actions/action_atv_product.hh
@@ -0,0 +1,134 @@
+//=====================================================
+// File   :  action_atv_product.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_ATV_PRODUCT
+#define ACTION_ATV_PRODUCT
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_atv_product {
+
+public :
+
+  Action_atv_product( int size ) : _size(size)
+  {
+    MESSAGE("Action_atv_product Ctor");
+
+    // STL matrix and vector initialization
+
+    init_matrix<pseudo_random>(A_stl,_size);
+    init_vector<pseudo_random>(B_stl,_size);
+    init_vector<null_function>(X_stl,_size);
+    init_vector<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+
+    Interface::matrix_from_stl(A_ref,A_stl);
+    Interface::vector_from_stl(B_ref,B_stl);
+    Interface::vector_from_stl(X_ref,X_stl);
+
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::vector_from_stl(B,B_stl);
+    Interface::vector_from_stl(X,X_stl);
+  }
+
+  // invalidate copy ctor
+  Action_atv_product( const  Action_atv_product & )
+  {
+    INFOS("illegal call to Action_atv_product Copy Ctor");
+    exit(1);
+  }
+
+  ~Action_atv_product( void )
+  {
+    MESSAGE("Action_atv_product Dtor");
+
+    Interface::free_matrix(A,_size);
+    Interface::free_vector(B);
+    Interface::free_vector(X);
+
+    Interface::free_matrix(A_ref,_size);
+    Interface::free_vector(B_ref);
+    Interface::free_vector(X_ref);
+  }
+
+  static inline std::string name() { return "atv_" + Interface::name(); }
+
+  double nb_op_base( void ) { return 2.0*_size*_size; }
+
+  inline void initialize( void ){
+    Interface::copy_matrix(A_ref,A,_size);
+    Interface::copy_vector(B_ref,B,_size);
+    Interface::copy_vector(X_ref,X,_size);
+  }
+
+  BTL_DONT_INLINE void calculate( void ) {
+    BTL_ASM_COMMENT("begin atv");
+    Interface::atv_product(A,B,X,_size);
+    BTL_ASM_COMMENT("end atv");
+  }
+
+  void check_result( void )
+  {
+    if (_size>128) return;
+    Interface::vector_to_stl(X,resu_stl);
+
+    STL_interface<typename Interface::real_type>::atv_product(A_stl,B_stl,X_stl,_size);
+
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+
+    if (error>1.e-6){
+      INFOS("WRONG CALCULATION...residual=" << error);
+      exit(1);
+    }
+  }
+
+private :
+
+  typename Interface::stl_matrix A_stl;
+  typename Interface::stl_vector B_stl;
+  typename Interface::stl_vector X_stl;
+  typename Interface::stl_vector resu_stl;
+
+  typename Interface::gene_matrix A_ref;
+  typename Interface::gene_vector B_ref;
+  typename Interface::gene_vector X_ref;
+
+  typename Interface::gene_matrix A;
+  typename Interface::gene_vector B;
+  typename Interface::gene_vector X;
+
+
+  int _size;
+
+};
+
+
+#endif
+
+
+
diff --git a/bench/btl/actions/action_axpby.hh b/bench/btl/actions/action_axpby.hh
new file mode 100644
index 000000000..98511ab6a
--- /dev/null
+++ b/bench/btl/actions/action_axpby.hh
@@ -0,0 +1,127 @@
+//=====================================================
+// File   :  action_axpby.hh
+// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
+//=====================================================
+//
+// 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 ACTION_AXPBY
+#define ACTION_AXPBY
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_axpby {
+
+public :
+
+  // Ctor
+  Action_axpby( int size ):_size(size),_alpha(0.5),_beta(0.95)
+  {
+    MESSAGE("Action_axpby Ctor");
+
+    // STL vector initialization
+    init_vector<pseudo_random>(X_stl,_size);
+    init_vector<pseudo_random>(Y_stl,_size);
+    init_vector<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+    Interface::vector_from_stl(X_ref,X_stl);
+    Interface::vector_from_stl(Y_ref,Y_stl);
+
+    Interface::vector_from_stl(X,X_stl);
+    Interface::vector_from_stl(Y,Y_stl);
+  }
+
+  // invalidate copy ctor
+  Action_axpby( const  Action_axpby & )
+  {
+    INFOS("illegal call to Action_axpby Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+  ~Action_axpby( void ){
+    MESSAGE("Action_axpby Dtor");
+
+    // deallocation
+    Interface::free_vector(X_ref);
+    Interface::free_vector(Y_ref);
+
+    Interface::free_vector(X);
+    Interface::free_vector(Y);
+  }
+
+  // action name
+  static inline std::string name( void )
+  {
+    return "axpby_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return 3.0*_size;
+  }
+
+  inline void initialize( void ){
+    Interface::copy_vector(X_ref,X,_size);
+    Interface::copy_vector(Y_ref,Y,_size);
+  }
+
+  inline void calculate( void ) {
+    BTL_ASM_COMMENT("mybegin axpby");
+    Interface::axpby(_alpha,X,_beta,Y,_size);
+    BTL_ASM_COMMENT("myend axpby");
+  }
+
+  void check_result( void ){
+    if (_size>128) return;
+    // calculation check
+    Interface::vector_to_stl(Y,resu_stl);
+
+    STL_interface<typename Interface::real_type>::axpby(_alpha,X_stl,_beta,Y_stl,_size);
+
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(Y_stl,resu_stl);
+
+    if (error>1.e-6){
+      INFOS("WRONG CALCULATION...residual=" << error);
+      exit(2);
+    }
+  }
+
+private :
+
+  typename Interface::stl_vector X_stl;
+  typename Interface::stl_vector Y_stl;
+  typename Interface::stl_vector resu_stl;
+
+  typename Interface::gene_vector X_ref;
+  typename Interface::gene_vector Y_ref;
+
+  typename Interface::gene_vector X;
+  typename Interface::gene_vector Y;
+
+  typename Interface::real_type _alpha;
+  typename Interface::real_type _beta;
+
+  int _size;
+};
+
+#endif
diff --git a/bench/btl/actions/action_axpy.hh b/bench/btl/actions/action_axpy.hh
new file mode 100644
index 000000000..e4cb3a5bd
--- /dev/null
+++ b/bench/btl/actions/action_axpy.hh
@@ -0,0 +1,139 @@
+//=====================================================
+// File   :  action_axpy.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_AXPY
+#define ACTION_AXPY
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_axpy {
+
+public :
+
+  // Ctor
+
+  Action_axpy( int size ):_size(size),_coef(1.0)
+  {
+    MESSAGE("Action_axpy Ctor");
+
+    // STL vector initialization
+
+    init_vector<pseudo_random>(X_stl,_size);
+    init_vector<pseudo_random>(Y_stl,_size);
+    init_vector<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+
+    Interface::vector_from_stl(X_ref,X_stl);
+    Interface::vector_from_stl(Y_ref,Y_stl);
+
+    Interface::vector_from_stl(X,X_stl);
+    Interface::vector_from_stl(Y,Y_stl);
+
+
+  }
+
+  // invalidate copy ctor
+
+  Action_axpy( const  Action_axpy & )
+  {
+    INFOS("illegal call to Action_axpy Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+
+  ~Action_axpy( void ){
+
+    MESSAGE("Action_axpy Dtor");
+
+    // deallocation
+
+    Interface::free_vector(X_ref);
+    Interface::free_vector(Y_ref);
+
+    Interface::free_vector(X);
+    Interface::free_vector(Y);
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "axpy_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return 2.0*_size;
+  }
+
+  inline void initialize( void ){
+    Interface::copy_vector(X_ref,X,_size);
+    Interface::copy_vector(Y_ref,Y,_size);
+  }
+
+  inline void calculate( void ) {
+    BTL_ASM_COMMENT("mybegin axpy");
+    Interface::axpy(_coef,X,Y,_size);
+    BTL_ASM_COMMENT("myend axpy");
+  }
+
+  void check_result( void ){
+    if (_size>128) return;
+    // calculation check
+
+    Interface::vector_to_stl(Y,resu_stl);
+
+    STL_interface<typename Interface::real_type>::axpy(_coef,X_stl,Y_stl,_size);
+
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(Y_stl,resu_stl);
+
+    if (error>1.e-6){
+      INFOS("WRONG CALCULATION...residual=" << error);
+      exit(0);
+    }
+
+  }
+
+private :
+
+  typename Interface::stl_vector X_stl;
+  typename Interface::stl_vector Y_stl;
+  typename Interface::stl_vector resu_stl;
+
+  typename Interface::gene_vector X_ref;
+  typename Interface::gene_vector Y_ref;
+
+  typename Interface::gene_vector X;
+  typename Interface::gene_vector Y;
+
+  typename Interface::real_type _coef;
+
+  int _size;
+};
+
+#endif
diff --git a/bench/btl/actions/action_cholesky.hh b/bench/btl/actions/action_cholesky.hh
new file mode 100644
index 000000000..5f66d113a
--- /dev/null
+++ b/bench/btl/actions/action_cholesky.hh
@@ -0,0 +1,128 @@
+//=====================================================
+// File   :  action_cholesky.hh
+// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
+//=====================================================
+//
+// 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 ACTION_CHOLESKY
+#define ACTION_CHOLESKY
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_cholesky {
+
+public :
+
+  // Ctor
+
+  Action_cholesky( int size ):_size(size)
+  {
+    MESSAGE("Action_cholesky Ctor");
+
+    // STL mat/vec initialization
+    init_matrix_symm<pseudo_random>(X_stl,_size);
+    init_matrix<null_function>(C_stl,_size);
+
+    // make sure X is invertible
+    for (int i=0; i<_size; ++i)
+      X_stl[i][i] = std::abs(X_stl[i][i]) * 1e2 + 100;
+
+    // generic matrix and vector initialization
+    Interface::matrix_from_stl(X_ref,X_stl);
+    Interface::matrix_from_stl(X,X_stl);
+    Interface::matrix_from_stl(C,C_stl);
+
+    _cost = 0;
+    for (int j=0; j<_size; ++j)
+    {
+      double r = std::max(_size - j -1,0);
+      _cost += 2*(r*j+r+j);
+    }
+  }
+
+  // invalidate copy ctor
+
+  Action_cholesky( const  Action_cholesky & )
+  {
+    INFOS("illegal call to Action_cholesky Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+
+  ~Action_cholesky( void ){
+
+    MESSAGE("Action_cholesky Dtor");
+
+    // deallocation
+    Interface::free_matrix(X_ref,_size);
+    Interface::free_matrix(X,_size);
+    Interface::free_matrix(C,_size);
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "cholesky_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return _cost;
+  }
+
+  inline void initialize( void ){
+    Interface::copy_matrix(X_ref,X,_size);
+  }
+
+  inline void calculate( void ) {
+      Interface::cholesky(X,C,_size);
+  }
+
+  void check_result( void ){
+    // calculation check
+//     STL_interface<typename Interface::real_type>::cholesky(X_stl,C_stl,_size);
+//
+//     typename Interface::real_type error=
+//       STL_interface<typename Interface::real_type>::norm_diff(C_stl,resu_stl);
+//
+//     if (error>1.e-6){
+//       INFOS("WRONG CALCULATION...residual=" << error);
+//       exit(0);
+//     }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix X_stl;
+  typename Interface::stl_matrix C_stl;
+
+  typename Interface::gene_matrix X_ref;
+  typename Interface::gene_matrix X;
+  typename Interface::gene_matrix C;
+
+  int _size;
+  double _cost;
+};
+
+#endif
diff --git a/bench/btl/actions/action_ger.hh b/bench/btl/actions/action_ger.hh
new file mode 100644
index 000000000..dc766efc5
--- /dev/null
+++ b/bench/btl/actions/action_ger.hh
@@ -0,0 +1,128 @@
+
+// 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 ACTION_GER
+#define ACTION_GER
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_ger {
+
+public :
+
+  // Ctor
+  BTL_DONT_INLINE Action_ger( int size ):_size(size)
+  {
+    MESSAGE("Action_ger Ctor");
+
+    // STL matrix and vector initialization
+    typename Interface::stl_matrix tmp;
+    init_matrix<pseudo_random>(A_stl,_size);
+    init_vector<pseudo_random>(B_stl,_size);
+    init_vector<pseudo_random>(X_stl,_size);
+    init_vector<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+    Interface::matrix_from_stl(A_ref,A_stl);
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::vector_from_stl(B_ref,B_stl);
+    Interface::vector_from_stl(B,B_stl);
+    Interface::vector_from_stl(X_ref,X_stl);
+    Interface::vector_from_stl(X,X_stl);
+  }
+
+  // invalidate copy ctor
+  Action_ger( const  Action_ger & )
+  {
+    INFOS("illegal call to Action_ger Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+  BTL_DONT_INLINE ~Action_ger( void ){
+    MESSAGE("Action_ger Dtor");
+    Interface::free_matrix(A,_size);
+    Interface::free_vector(B);
+    Interface::free_vector(X);
+    Interface::free_matrix(A_ref,_size);
+    Interface::free_vector(B_ref);
+    Interface::free_vector(X_ref);
+
+  }
+
+  // action name
+  static inline std::string name( void )
+  {
+    return "ger_" + Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return 2.0*_size*_size;
+  }
+
+  BTL_DONT_INLINE  void initialize( void ){
+    Interface::copy_matrix(A_ref,A,_size);
+    Interface::copy_vector(B_ref,B,_size);
+    Interface::copy_vector(X_ref,X,_size);
+  }
+
+  BTL_DONT_INLINE void calculate( void ) {
+    BTL_ASM_COMMENT("#begin ger");
+    Interface::ger(A,B,X,_size);
+    BTL_ASM_COMMENT("end ger");
+  }
+
+  BTL_DONT_INLINE void check_result( void ){
+    // calculation check
+    Interface::vector_to_stl(X,resu_stl);
+
+    STL_interface<typename Interface::real_type>::ger(A_stl,B_stl,X_stl,_size);
+
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+
+    if (error>1.e-3){
+      INFOS("WRONG CALCULATION...residual=" << error);
+//       exit(0);
+    }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix A_stl;
+  typename Interface::stl_vector B_stl;
+  typename Interface::stl_vector X_stl;
+  typename Interface::stl_vector resu_stl;
+
+  typename Interface::gene_matrix A_ref;
+  typename Interface::gene_vector B_ref;
+  typename Interface::gene_vector X_ref;
+
+  typename Interface::gene_matrix A;
+  typename Interface::gene_vector B;
+  typename Interface::gene_vector X;
+
+  int _size;
+};
+
+
+#endif
diff --git a/bench/btl/actions/action_hessenberg.hh b/bench/btl/actions/action_hessenberg.hh
new file mode 100644
index 000000000..2100ebd89
--- /dev/null
+++ b/bench/btl/actions/action_hessenberg.hh
@@ -0,0 +1,233 @@
+//=====================================================
+// File   :  action_hessenberg.hh
+// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
+//=====================================================
+//
+// 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 ACTION_HESSENBERG
+#define ACTION_HESSENBERG
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_hessenberg {
+
+public :
+
+  // Ctor
+
+  Action_hessenberg( int size ):_size(size)
+  {
+    MESSAGE("Action_hessenberg Ctor");
+
+    // STL vector initialization
+    init_matrix<pseudo_random>(X_stl,_size);
+
+    init_matrix<null_function>(C_stl,_size);
+    init_matrix<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+    Interface::matrix_from_stl(X_ref,X_stl);
+    Interface::matrix_from_stl(X,X_stl);
+    Interface::matrix_from_stl(C,C_stl);
+
+    _cost = 0;
+    for (int j=0; j<_size-2; ++j)
+    {
+      double r = std::max(0,_size-j-1);
+      double b = std::max(0,_size-j-2);
+      _cost += 6 + 3*b + r*r*4 + r*_size*4;
+    }
+  }
+
+  // invalidate copy ctor
+
+  Action_hessenberg( const  Action_hessenberg & )
+  {
+    INFOS("illegal call to Action_hessenberg Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+
+  ~Action_hessenberg( void ){
+
+    MESSAGE("Action_hessenberg Dtor");
+
+    // deallocation
+    Interface::free_matrix(X_ref,_size);
+    Interface::free_matrix(X,_size);
+    Interface::free_matrix(C,_size);
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "hessenberg_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return _cost;
+  }
+
+  inline void initialize( void ){
+    Interface::copy_matrix(X_ref,X,_size);
+  }
+
+  inline void calculate( void ) {
+      Interface::hessenberg(X,C,_size);
+  }
+
+  void check_result( void ){
+    // calculation check
+    Interface::matrix_to_stl(C,resu_stl);
+
+//     STL_interface<typename Interface::real_type>::hessenberg(X_stl,C_stl,_size);
+//
+//     typename Interface::real_type error=
+//       STL_interface<typename Interface::real_type>::norm_diff(C_stl,resu_stl);
+//
+//     if (error>1.e-6){
+//       INFOS("WRONG CALCULATION...residual=" << error);
+//       exit(0);
+//     }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix X_stl;
+  typename Interface::stl_matrix C_stl;
+  typename Interface::stl_matrix resu_stl;
+
+  typename Interface::gene_matrix X_ref;
+  typename Interface::gene_matrix X;
+  typename Interface::gene_matrix C;
+
+  int _size;
+  double _cost;
+};
+
+template<class Interface>
+class Action_tridiagonalization {
+
+public :
+
+  // Ctor
+
+  Action_tridiagonalization( int size ):_size(size)
+  {
+    MESSAGE("Action_tridiagonalization Ctor");
+
+    // STL vector initialization
+    init_matrix<pseudo_random>(X_stl,_size);
+    
+    for(int i=0; i<_size; ++i)
+    {
+      for(int j=0; j<i; ++j)
+        X_stl[i][j] = X_stl[j][i];
+    }
+    
+    init_matrix<null_function>(C_stl,_size);
+    init_matrix<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+    Interface::matrix_from_stl(X_ref,X_stl);
+    Interface::matrix_from_stl(X,X_stl);
+    Interface::matrix_from_stl(C,C_stl);
+
+    _cost = 0;
+    for (int j=0; j<_size-2; ++j)
+    {
+      double r = std::max(0,_size-j-1);
+      double b = std::max(0,_size-j-2);
+      _cost += 6. + 3.*b + r*r*8.;
+    }
+  }
+
+  // invalidate copy ctor
+
+  Action_tridiagonalization( const  Action_tridiagonalization & )
+  {
+    INFOS("illegal call to Action_tridiagonalization Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+
+  ~Action_tridiagonalization( void ){
+
+    MESSAGE("Action_tridiagonalization Dtor");
+
+    // deallocation
+    Interface::free_matrix(X_ref,_size);
+    Interface::free_matrix(X,_size);
+    Interface::free_matrix(C,_size);
+  }
+
+  // action name
+
+  static inline std::string name( void ) { return "tridiagonalization_"+Interface::name(); }
+
+  double nb_op_base( void ){
+    return _cost;
+  }
+
+  inline void initialize( void ){
+    Interface::copy_matrix(X_ref,X,_size);
+  }
+
+  inline void calculate( void ) {
+      Interface::tridiagonalization(X,C,_size);
+  }
+
+  void check_result( void ){
+    // calculation check
+    Interface::matrix_to_stl(C,resu_stl);
+
+//     STL_interface<typename Interface::real_type>::tridiagonalization(X_stl,C_stl,_size);
+//
+//     typename Interface::real_type error=
+//       STL_interface<typename Interface::real_type>::norm_diff(C_stl,resu_stl);
+//
+//     if (error>1.e-6){
+//       INFOS("WRONG CALCULATION...residual=" << error);
+//       exit(0);
+//     }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix X_stl;
+  typename Interface::stl_matrix C_stl;
+  typename Interface::stl_matrix resu_stl;
+
+  typename Interface::gene_matrix X_ref;
+  typename Interface::gene_matrix X;
+  typename Interface::gene_matrix C;
+
+  int _size;
+  double _cost;
+};
+
+#endif
diff --git a/bench/btl/actions/action_lu_decomp.hh b/bench/btl/actions/action_lu_decomp.hh
new file mode 100644
index 000000000..2448e82c4
--- /dev/null
+++ b/bench/btl/actions/action_lu_decomp.hh
@@ -0,0 +1,124 @@
+//=====================================================
+// File   :  action_lu_decomp.hh
+// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
+//=====================================================
+//
+// 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 ACTION_LU_DECOMP
+#define ACTION_LU_DECOMP
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_lu_decomp {
+
+public :
+
+  // Ctor
+
+  Action_lu_decomp( int size ):_size(size)
+  {
+    MESSAGE("Action_lu_decomp Ctor");
+
+    // STL vector initialization
+    init_matrix<pseudo_random>(X_stl,_size);
+
+    init_matrix<null_function>(C_stl,_size);
+    init_matrix<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+    Interface::matrix_from_stl(X_ref,X_stl);
+    Interface::matrix_from_stl(X,X_stl);
+    Interface::matrix_from_stl(C,C_stl);
+
+    _cost = 2.0*size*size*size/3.0 + size*size;
+  }
+
+  // invalidate copy ctor
+
+  Action_lu_decomp( const  Action_lu_decomp & )
+  {
+    INFOS("illegal call to Action_lu_decomp Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+
+  ~Action_lu_decomp( void ){
+
+    MESSAGE("Action_lu_decomp Dtor");
+
+    // deallocation
+    Interface::free_matrix(X_ref,_size);
+    Interface::free_matrix(X,_size);
+    Interface::free_matrix(C,_size);
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "complete_lu_decomp_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return _cost;
+  }
+
+  inline void initialize( void ){
+    Interface::copy_matrix(X_ref,X,_size);
+  }
+
+  inline void calculate( void ) {
+      Interface::lu_decomp(X,C,_size);
+  }
+
+  void check_result( void ){
+    // calculation check
+    Interface::matrix_to_stl(C,resu_stl);
+
+//     STL_interface<typename Interface::real_type>::lu_decomp(X_stl,C_stl,_size);
+//
+//     typename Interface::real_type error=
+//       STL_interface<typename Interface::real_type>::norm_diff(C_stl,resu_stl);
+//
+//     if (error>1.e-6){
+//       INFOS("WRONG CALCULATION...residual=" << error);
+//       exit(0);
+//     }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix X_stl;
+  typename Interface::stl_matrix C_stl;
+  typename Interface::stl_matrix resu_stl;
+
+  typename Interface::gene_matrix X_ref;
+  typename Interface::gene_matrix X;
+  typename Interface::gene_matrix C;
+
+  int _size;
+  double _cost;
+};
+
+#endif
diff --git a/bench/btl/actions/action_lu_solve.hh b/bench/btl/actions/action_lu_solve.hh
new file mode 100644
index 000000000..5a81e6341
--- /dev/null
+++ b/bench/btl/actions/action_lu_solve.hh
@@ -0,0 +1,136 @@
+//=====================================================
+// File   :  action_lu_solve.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>        
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_LU_SOLVE
+#define ACTION_LU_SOLVE
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_lu_solve 
+{
+
+public :
+
+  static inline std::string name( void )
+  {
+    return "lu_solve_"+Interface::name();
+  }
+  
+  static double nb_op_base(int size){
+    return 2.0*size*size*size/3.0;  // questionable but not really important
+  }
+
+
+  static double calculate( int nb_calc, int size ) {
+
+    // STL matrix and vector initialization
+    
+    typename Interface::stl_matrix A_stl;
+    typename Interface::stl_vector B_stl;
+    typename Interface::stl_vector X_stl;
+
+    init_matrix<pseudo_random>(A_stl,size);
+    init_vector<pseudo_random>(B_stl,size);
+    init_vector<null_function>(X_stl,size);
+
+    // generic matrix and vector initialization
+
+    typename Interface::gene_matrix A;
+    typename Interface::gene_vector B;
+    typename Interface::gene_vector X;
+
+    typename Interface::gene_matrix LU; 
+
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::vector_from_stl(B,B_stl);
+    Interface::vector_from_stl(X,X_stl);
+    Interface::matrix_from_stl(LU,A_stl);
+  
+    // local variable :
+
+    typename Interface::Pivot_Vector pivot; // pivot vector
+    Interface::new_Pivot_Vector(pivot,size);
+    
+    // timer utilities
+
+    Portable_Timer chronos;
+
+    // time measurement
+
+    chronos.start();
+    
+    for (int ii=0;ii<nb_calc;ii++){
+
+      // LU factorization
+      Interface::copy_matrix(A,LU,size);
+      Interface::LU_factor(LU,pivot,size);
+      
+      // LU solve
+
+      Interface::LU_solve(LU,pivot,B,X,size);
+
+    }
+
+    // Time stop
+
+    chronos.stop();
+
+    double time=chronos.user_time();
+  
+    // check result :
+
+    typename Interface::stl_vector B_new_stl(size);
+    Interface::vector_to_stl(X,X_stl);
+
+    STL_interface<typename Interface::real_type>::matrix_vector_product(A_stl,X_stl,B_new_stl,size); 
+  
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(B_stl,B_new_stl);
+    
+    if (error>1.e-5){
+      INFOS("WRONG CALCULATION...residual=" << error);
+      STL_interface<typename Interface::real_type>::display_vector(B_stl);
+      STL_interface<typename Interface::real_type>::display_vector(B_new_stl);
+      exit(0);
+    }
+    
+    // deallocation and return time
+    
+    Interface::free_matrix(A,size);
+    Interface::free_vector(B);
+    Interface::free_vector(X);
+    Interface::free_Pivot_Vector(pivot);
+
+    return time;
+  }
+
+};
+  
+
+#endif
+
+
+
diff --git a/bench/btl/actions/action_matrix_matrix_product.hh b/bench/btl/actions/action_matrix_matrix_product.hh
new file mode 100644
index 000000000..f65ee0529
--- /dev/null
+++ b/bench/btl/actions/action_matrix_matrix_product.hh
@@ -0,0 +1,150 @@
+//=====================================================
+// File   :  action_matrix_matrix_product.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_MATRIX_MATRIX_PRODUCT
+#define ACTION_MATRIX_MATRIX_PRODUCT
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_matrix_matrix_product {
+
+public :
+
+  // Ctor
+
+  Action_matrix_matrix_product( int size ):_size(size)
+  {
+    MESSAGE("Action_matrix_matrix_product Ctor");
+
+    // STL matrix and vector initialization
+
+    init_matrix<pseudo_random>(A_stl,_size);
+    init_matrix<pseudo_random>(B_stl,_size);
+    init_matrix<null_function>(X_stl,_size);
+    init_matrix<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+
+    Interface::matrix_from_stl(A_ref,A_stl);
+    Interface::matrix_from_stl(B_ref,B_stl);
+    Interface::matrix_from_stl(X_ref,X_stl);
+
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::matrix_from_stl(B,B_stl);
+    Interface::matrix_from_stl(X,X_stl);
+
+  }
+
+  // invalidate copy ctor
+
+  Action_matrix_matrix_product( const  Action_matrix_matrix_product & )
+  {
+    INFOS("illegal call to Action_matrix_matrix_product Copy Ctor");
+    exit(0);
+  }
+
+  // Dtor
+
+  ~Action_matrix_matrix_product( void ){
+
+    MESSAGE("Action_matrix_matrix_product Dtor");
+
+    // deallocation
+
+    Interface::free_matrix(A,_size);
+    Interface::free_matrix(B,_size);
+    Interface::free_matrix(X,_size);
+
+    Interface::free_matrix(A_ref,_size);
+    Interface::free_matrix(B_ref,_size);
+    Interface::free_matrix(X_ref,_size);
+
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "matrix_matrix_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return 2.0*_size*_size*_size;
+  }
+
+  inline void initialize( void ){
+
+    Interface::copy_matrix(A_ref,A,_size);
+    Interface::copy_matrix(B_ref,B,_size);
+    Interface::copy_matrix(X_ref,X,_size);
+
+  }
+
+  inline void calculate( void ) {
+      Interface::matrix_matrix_product(A,B,X,_size);
+  }
+
+  void check_result( void ){
+
+    // calculation check
+    if (_size<200)
+    {
+      Interface::matrix_to_stl(X,resu_stl);
+      STL_interface<typename Interface::real_type>::matrix_matrix_product(A_stl,B_stl,X_stl,_size);
+      typename Interface::real_type error=
+        STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+      if (error>1.e-6){
+        INFOS("WRONG CALCULATION...residual=" << error);
+        exit(1);
+      }
+    }
+  }
+
+private :
+
+  typename Interface::stl_matrix A_stl;
+  typename Interface::stl_matrix B_stl;
+  typename Interface::stl_matrix X_stl;
+  typename Interface::stl_matrix resu_stl;
+
+  typename Interface::gene_matrix A_ref;
+  typename Interface::gene_matrix B_ref;
+  typename Interface::gene_matrix X_ref;
+
+  typename Interface::gene_matrix A;
+  typename Interface::gene_matrix B;
+  typename Interface::gene_matrix X;
+
+
+  int _size;
+
+};
+
+
+#endif
+
+
+
diff --git a/bench/btl/actions/action_matrix_matrix_product_bis.hh b/bench/btl/actions/action_matrix_matrix_product_bis.hh
new file mode 100644
index 000000000..29c10a6e2
--- /dev/null
+++ b/bench/btl/actions/action_matrix_matrix_product_bis.hh
@@ -0,0 +1,152 @@
+//=====================================================
+// File   :  action_matrix_matrix_product_bis.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_MATRIX_MATRIX_PRODUCT_BIS
+#define ACTION_MATRIX_MATRIX_PRODUCT_BIS
+#include "utilities.h"
+#include "STL_interface.hh"
+#include "STL_timer.hh"
+#include <string>
+#include "init_function.hh"
+#include "init_vector.hh"
+#include "init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_matrix_matrix_product_bis {
+
+public :
+
+  static inline std::string name( void )
+  {
+    return "matrix_matrix_"+Interface::name();
+  }
+
+  static double nb_op_base(int size){
+    return 2.0*size*size*size;
+  }
+
+  static double calculate( int nb_calc, int size ) {
+
+    // STL matrix and vector initialization
+
+    typename Interface::stl_matrix A_stl;
+    typename Interface::stl_matrix B_stl;
+    typename Interface::stl_matrix X_stl;
+
+    init_matrix<pseudo_random>(A_stl,size);
+    init_matrix<pseudo_random>(B_stl,size);
+    init_matrix<null_function>(X_stl,size);
+
+    // generic matrix and vector initialization
+
+    typename Interface::gene_matrix A_ref;
+    typename Interface::gene_matrix B_ref;
+    typename Interface::gene_matrix X_ref;
+
+    typename Interface::gene_matrix A;
+    typename Interface::gene_matrix B;
+    typename Interface::gene_matrix X;
+
+
+    Interface::matrix_from_stl(A_ref,A_stl);
+    Interface::matrix_from_stl(B_ref,B_stl);
+    Interface::matrix_from_stl(X_ref,X_stl);
+
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::matrix_from_stl(B,B_stl);
+    Interface::matrix_from_stl(X,X_stl);
+
+
+    // STL_timer utilities
+
+    STL_timer chronos;
+
+    // Baseline evaluation
+
+    chronos.start_baseline(nb_calc);
+
+    do {
+
+      Interface::copy_matrix(A_ref,A,size);
+      Interface::copy_matrix(B_ref,B,size);
+      Interface::copy_matrix(X_ref,X,size);
+
+
+      //      Interface::matrix_matrix_product(A,B,X,size); This line must be commented !!!!
+    }
+    while(chronos.check());
+
+    chronos.report(true);
+
+    // Time measurement
+
+    chronos.start(nb_calc);
+
+    do {
+
+      Interface::copy_matrix(A_ref,A,size);
+      Interface::copy_matrix(B_ref,B,size);
+      Interface::copy_matrix(X_ref,X,size);
+
+      Interface::matrix_matrix_product(A,B,X,size); // here it is not commented !!!!
+    }
+    while(chronos.check());
+
+    chronos.report(true);
+
+    double time=chronos.calculated_time/2000.0;
+
+    // calculation check
+
+    typename Interface::stl_matrix resu_stl(size);
+
+    Interface::matrix_to_stl(X,resu_stl);
+
+    STL_interface<typename Interface::real_type>::matrix_matrix_product(A_stl,B_stl,X_stl,size);
+
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+
+    if (error>1.e-6){
+      INFOS("WRONG CALCULATION...residual=" << error);
+      exit(1);
+    }
+
+    // deallocation and return time
+
+    Interface::free_matrix(A,size);
+    Interface::free_matrix(B,size);
+    Interface::free_matrix(X,size);
+
+    Interface::free_matrix(A_ref,size);
+    Interface::free_matrix(B_ref,size);
+    Interface::free_matrix(X_ref,size);
+
+    return time;
+  }
+
+};
+
+
+#endif
+
+
+
diff --git a/bench/btl/actions/action_matrix_vector_product.hh b/bench/btl/actions/action_matrix_vector_product.hh
new file mode 100644
index 000000000..8bab79d18
--- /dev/null
+++ b/bench/btl/actions/action_matrix_vector_product.hh
@@ -0,0 +1,153 @@
+//=====================================================
+// File   :  action_matrix_vector_product.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_MATRIX_VECTOR_PRODUCT
+#define ACTION_MATRIX_VECTOR_PRODUCT
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_matrix_vector_product {
+
+public :
+
+  // Ctor
+
+  BTL_DONT_INLINE Action_matrix_vector_product( int size ):_size(size)
+  {
+    MESSAGE("Action_matrix_vector_product Ctor");
+
+    // STL matrix and vector initialization
+
+    init_matrix<pseudo_random>(A_stl,_size);
+    init_vector<pseudo_random>(B_stl,_size);
+    init_vector<null_function>(X_stl,_size);
+    init_vector<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+
+    Interface::matrix_from_stl(A_ref,A_stl);
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::vector_from_stl(B_ref,B_stl);
+    Interface::vector_from_stl(B,B_stl);
+    Interface::vector_from_stl(X_ref,X_stl);
+    Interface::vector_from_stl(X,X_stl);
+
+  }
+
+  // invalidate copy ctor
+
+  Action_matrix_vector_product( const  Action_matrix_vector_product & )
+  {
+    INFOS("illegal call to Action_matrix_vector_product Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+
+  BTL_DONT_INLINE ~Action_matrix_vector_product( void ){
+
+    MESSAGE("Action_matrix_vector_product Dtor");
+
+    // deallocation
+
+    Interface::free_matrix(A,_size);
+    Interface::free_vector(B);
+    Interface::free_vector(X);
+
+    Interface::free_matrix(A_ref,_size);
+    Interface::free_vector(B_ref);
+    Interface::free_vector(X_ref);
+
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "matrix_vector_" + Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return 2.0*_size*_size;
+  }
+
+  BTL_DONT_INLINE  void initialize( void ){
+
+    Interface::copy_matrix(A_ref,A,_size);
+    Interface::copy_vector(B_ref,B,_size);
+    Interface::copy_vector(X_ref,X,_size);
+
+  }
+
+  BTL_DONT_INLINE void calculate( void ) {
+      BTL_ASM_COMMENT("#begin matrix_vector_product");
+      Interface::matrix_vector_product(A,B,X,_size);
+      BTL_ASM_COMMENT("end matrix_vector_product");
+  }
+
+  BTL_DONT_INLINE void check_result( void ){
+
+    // calculation check
+
+    Interface::vector_to_stl(X,resu_stl);
+
+    STL_interface<typename Interface::real_type>::matrix_vector_product(A_stl,B_stl,X_stl,_size);
+
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+
+    if (error>1.e-5){
+      INFOS("WRONG CALCULATION...residual=" << error);
+      exit(0);
+    }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix A_stl;
+  typename Interface::stl_vector B_stl;
+  typename Interface::stl_vector X_stl;
+  typename Interface::stl_vector resu_stl;
+
+  typename Interface::gene_matrix A_ref;
+  typename Interface::gene_vector B_ref;
+  typename Interface::gene_vector X_ref;
+
+  typename Interface::gene_matrix A;
+  typename Interface::gene_vector B;
+  typename Interface::gene_vector X;
+
+
+  int _size;
+
+};
+
+
+#endif
+
+
+
diff --git a/bench/btl/actions/action_partial_lu.hh b/bench/btl/actions/action_partial_lu.hh
new file mode 100644
index 000000000..770ea1d1e
--- /dev/null
+++ b/bench/btl/actions/action_partial_lu.hh
@@ -0,0 +1,125 @@
+//=====================================================
+// File   :  action_lu_decomp.hh
+// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
+//=====================================================
+//
+// 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 ACTION_PARTIAL_LU
+#define ACTION_PARTIAL_LU
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_partial_lu {
+
+public :
+
+  // Ctor
+
+  Action_partial_lu( int size ):_size(size)
+  {
+    MESSAGE("Action_partial_lu Ctor");
+
+    // STL vector initialization
+    init_matrix<pseudo_random>(X_stl,_size);
+    init_matrix<null_function>(C_stl,_size);
+
+    // make sure X is invertible
+    for (int i=0; i<_size; ++i)
+      X_stl[i][i] = X_stl[i][i] * 1e2 + 1;
+
+    // generic matrix and vector initialization
+    Interface::matrix_from_stl(X_ref,X_stl);
+    Interface::matrix_from_stl(X,X_stl);
+    Interface::matrix_from_stl(C,C_stl);
+
+    _cost = 2.0*size*size*size/3.0 + size*size;
+  }
+
+  // invalidate copy ctor
+
+  Action_partial_lu( const  Action_partial_lu & )
+  {
+    INFOS("illegal call to Action_partial_lu Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+
+  ~Action_partial_lu( void ){
+
+    MESSAGE("Action_partial_lu Dtor");
+
+    // deallocation
+    Interface::free_matrix(X_ref,_size);
+    Interface::free_matrix(X,_size);
+    Interface::free_matrix(C,_size);
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "partial_lu_decomp_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return _cost;
+  }
+
+  inline void initialize( void ){
+    Interface::copy_matrix(X_ref,X,_size);
+  }
+
+  inline void calculate( void ) {
+      Interface::partial_lu_decomp(X,C,_size);
+  }
+
+  void check_result( void ){
+    // calculation check
+//     Interface::matrix_to_stl(C,resu_stl);
+
+//     STL_interface<typename Interface::real_type>::lu_decomp(X_stl,C_stl,_size);
+//
+//     typename Interface::real_type error=
+//       STL_interface<typename Interface::real_type>::norm_diff(C_stl,resu_stl);
+//
+//     if (error>1.e-6){
+//       INFOS("WRONG CALCULATION...residual=" << error);
+//       exit(0);
+//     }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix X_stl;
+  typename Interface::stl_matrix C_stl;
+
+  typename Interface::gene_matrix X_ref;
+  typename Interface::gene_matrix X;
+  typename Interface::gene_matrix C;
+
+  int _size;
+  double _cost;
+};
+
+#endif
diff --git a/bench/btl/actions/action_rot.hh b/bench/btl/actions/action_rot.hh
new file mode 100644
index 000000000..df822a6d6
--- /dev/null
+++ b/bench/btl/actions/action_rot.hh
@@ -0,0 +1,116 @@
+
+// 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 ACTION_ROT
+#define ACTION_ROT
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_rot {
+
+public :
+
+  // Ctor
+  BTL_DONT_INLINE Action_rot( int size ):_size(size)
+  {
+    MESSAGE("Action_rot Ctor");
+
+    // STL matrix and vector initialization
+    typename Interface::stl_matrix tmp;
+    init_vector<pseudo_random>(A_stl,_size);
+    init_vector<pseudo_random>(B_stl,_size);
+
+    // generic matrix and vector initialization
+    Interface::vector_from_stl(A_ref,A_stl);
+    Interface::vector_from_stl(A,A_stl);
+    Interface::vector_from_stl(B_ref,B_stl);
+    Interface::vector_from_stl(B,B_stl);
+  }
+
+  // invalidate copy ctor
+  Action_rot( const  Action_rot & )
+  {
+    INFOS("illegal call to Action_rot Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+  BTL_DONT_INLINE ~Action_rot( void ){
+    MESSAGE("Action_rot Dtor");
+    Interface::free_vector(A);
+    Interface::free_vector(B);
+    Interface::free_vector(A_ref);
+    Interface::free_vector(B_ref);
+  }
+
+  // action name
+  static inline std::string name( void )
+  {
+    return "rot_" + Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return 6.0*_size;
+  }
+
+  BTL_DONT_INLINE  void initialize( void ){
+    Interface::copy_vector(A_ref,A,_size);
+    Interface::copy_vector(B_ref,B,_size);
+  }
+
+  BTL_DONT_INLINE void calculate( void ) {
+    BTL_ASM_COMMENT("#begin rot");
+    Interface::rot(A,B,0.5,0.6,_size);
+    BTL_ASM_COMMENT("end rot");
+  }
+
+  BTL_DONT_INLINE void check_result( void ){
+    // calculation check
+//     Interface::vector_to_stl(X,resu_stl);
+
+//     STL_interface<typename Interface::real_type>::rot(A_stl,B_stl,X_stl,_size);
+
+//     typename Interface::real_type error=
+//       STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+
+//     if (error>1.e-3){
+//       INFOS("WRONG CALCULATION...residual=" << error);
+//       exit(0);
+//     }
+
+  }
+
+private :
+
+  typename Interface::stl_vector A_stl;
+  typename Interface::stl_vector B_stl;
+
+  typename Interface::gene_vector A_ref;
+  typename Interface::gene_vector B_ref;
+
+  typename Interface::gene_vector A;
+  typename Interface::gene_vector B;
+
+  int _size;
+};
+
+
+#endif
diff --git a/bench/btl/actions/action_symv.hh b/bench/btl/actions/action_symv.hh
new file mode 100644
index 000000000..a32b9dfa0
--- /dev/null
+++ b/bench/btl/actions/action_symv.hh
@@ -0,0 +1,139 @@
+//=====================================================
+// File   :  action_symv.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_SYMV
+#define ACTION_SYMV
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_symv {
+
+public :
+
+  // Ctor
+
+  BTL_DONT_INLINE Action_symv( int size ):_size(size)
+  {
+    MESSAGE("Action_symv Ctor");
+
+    // STL matrix and vector initialization
+    init_matrix_symm<pseudo_random>(A_stl,_size);
+    init_vector<pseudo_random>(B_stl,_size);
+    init_vector<null_function>(X_stl,_size);
+    init_vector<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+    Interface::matrix_from_stl(A_ref,A_stl);
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::vector_from_stl(B_ref,B_stl);
+    Interface::vector_from_stl(B,B_stl);
+    Interface::vector_from_stl(X_ref,X_stl);
+    Interface::vector_from_stl(X,X_stl);
+
+  }
+
+  // invalidate copy ctor
+
+  Action_symv( const  Action_symv & )
+  {
+    INFOS("illegal call to Action_symv Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+  BTL_DONT_INLINE ~Action_symv( void ){
+    Interface::free_matrix(A,_size);
+    Interface::free_vector(B);
+    Interface::free_vector(X);
+    Interface::free_matrix(A_ref,_size);
+    Interface::free_vector(B_ref);
+    Interface::free_vector(X_ref);
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "symv_" + Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return 2.0*_size*_size;
+  }
+
+  BTL_DONT_INLINE  void initialize( void ){
+
+    Interface::copy_matrix(A_ref,A,_size);
+    Interface::copy_vector(B_ref,B,_size);
+    Interface::copy_vector(X_ref,X,_size);
+
+  }
+
+  BTL_DONT_INLINE void calculate( void ) {
+      BTL_ASM_COMMENT("#begin symv");
+      Interface::symv(A,B,X,_size);
+      BTL_ASM_COMMENT("end symv");
+  }
+
+  BTL_DONT_INLINE void check_result( void ){
+    if (_size>128) return;
+    // calculation check
+    Interface::vector_to_stl(X,resu_stl);
+
+    STL_interface<typename Interface::real_type>::symv(A_stl,B_stl,X_stl,_size);
+
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+
+    if (error>1.e-5){
+      INFOS("WRONG CALCULATION...residual=" << error);
+      exit(0);
+    }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix A_stl;
+  typename Interface::stl_vector B_stl;
+  typename Interface::stl_vector X_stl;
+  typename Interface::stl_vector resu_stl;
+
+  typename Interface::gene_matrix A_ref;
+  typename Interface::gene_vector B_ref;
+  typename Interface::gene_vector X_ref;
+
+  typename Interface::gene_matrix A;
+  typename Interface::gene_vector B;
+  typename Interface::gene_vector X;
+
+
+  int _size;
+
+};
+
+
+#endif
diff --git a/bench/btl/actions/action_syr2.hh b/bench/btl/actions/action_syr2.hh
new file mode 100644
index 000000000..7c6712b13
--- /dev/null
+++ b/bench/btl/actions/action_syr2.hh
@@ -0,0 +1,133 @@
+//=====================================================
+// File   :  action_syr2.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_SYR2
+#define ACTION_SYR2
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_syr2 {
+
+public :
+
+  // Ctor
+
+  BTL_DONT_INLINE Action_syr2( int size ):_size(size)
+  {
+    // STL matrix and vector initialization
+    typename Interface::stl_matrix tmp;
+    init_matrix<pseudo_random>(A_stl,_size);
+    init_vector<pseudo_random>(B_stl,_size);
+    init_vector<pseudo_random>(X_stl,_size);
+    init_vector<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+    Interface::matrix_from_stl(A_ref,A_stl);
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::vector_from_stl(B_ref,B_stl);
+    Interface::vector_from_stl(B,B_stl);
+    Interface::vector_from_stl(X_ref,X_stl);
+    Interface::vector_from_stl(X,X_stl);
+  }
+
+  // invalidate copy ctor
+  Action_syr2( const  Action_syr2 & )
+  {
+    INFOS("illegal call to Action_syr2 Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+  BTL_DONT_INLINE ~Action_syr2( void ){
+    Interface::free_matrix(A,_size);
+    Interface::free_vector(B);
+    Interface::free_vector(X);
+    Interface::free_matrix(A_ref,_size);
+    Interface::free_vector(B_ref);
+    Interface::free_vector(X_ref);
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "syr2_" + Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return 2.0*_size*_size;
+  }
+
+  BTL_DONT_INLINE  void initialize( void ){
+    Interface::copy_matrix(A_ref,A,_size);
+    Interface::copy_vector(B_ref,B,_size);
+    Interface::copy_vector(X_ref,X,_size);
+  }
+
+  BTL_DONT_INLINE void calculate( void ) {
+      BTL_ASM_COMMENT("#begin syr2");
+      Interface::syr2(A,B,X,_size);
+      BTL_ASM_COMMENT("end syr2");
+  }
+
+  BTL_DONT_INLINE void check_result( void ){
+    // calculation check
+    Interface::vector_to_stl(X,resu_stl);
+
+    STL_interface<typename Interface::real_type>::syr2(A_stl,B_stl,X_stl,_size);
+
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+
+    if (error>1.e-3){
+      INFOS("WRONG CALCULATION...residual=" << error);
+//       exit(0);
+    }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix A_stl;
+  typename Interface::stl_vector B_stl;
+  typename Interface::stl_vector X_stl;
+  typename Interface::stl_vector resu_stl;
+
+  typename Interface::gene_matrix A_ref;
+  typename Interface::gene_vector B_ref;
+  typename Interface::gene_vector X_ref;
+
+  typename Interface::gene_matrix A;
+  typename Interface::gene_vector B;
+  typename Interface::gene_vector X;
+
+
+  int _size;
+
+};
+
+
+#endif
diff --git a/bench/btl/actions/action_trisolve.hh b/bench/btl/actions/action_trisolve.hh
new file mode 100644
index 000000000..d6f0b477e
--- /dev/null
+++ b/bench/btl/actions/action_trisolve.hh
@@ -0,0 +1,137 @@
+//=====================================================
+// File   :  action_trisolve.hh
+// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
+//=====================================================
+//
+// 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 ACTION_TRISOLVE
+#define ACTION_TRISOLVE
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_trisolve {
+
+public :
+
+  // Ctor
+
+  Action_trisolve( int size ):_size(size)
+  {
+    MESSAGE("Action_trisolve Ctor");
+
+    // STL vector initialization
+    init_matrix<pseudo_random>(L_stl,_size);
+    init_vector<pseudo_random>(B_stl,_size);
+    init_vector<null_function>(X_stl,_size);
+    for (int j=0; j<_size; ++j)
+    {
+      for (int i=0; i<j; ++i)
+        L_stl[j][i] = 0;
+      L_stl[j][j] += 3;
+    }
+
+    init_vector<null_function>(resu_stl,_size);
+
+    // generic matrix and vector initialization
+    Interface::matrix_from_stl(L,L_stl);
+    Interface::vector_from_stl(X,X_stl);
+    Interface::vector_from_stl(B,B_stl);
+
+    _cost = 0;
+    for (int j=0; j<_size; ++j)
+    {
+      _cost += 2*j + 1;
+    }
+  }
+
+  // invalidate copy ctor
+
+  Action_trisolve( const  Action_trisolve & )
+  {
+    INFOS("illegal call to Action_trisolve Copy Ctor");
+    exit(1);
+  }
+
+  // Dtor
+
+  ~Action_trisolve( void ){
+
+    MESSAGE("Action_trisolve Dtor");
+
+    // deallocation
+    Interface::free_matrix(L,_size);
+    Interface::free_vector(B);
+    Interface::free_vector(X);
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "trisolve_vector_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return _cost;
+  }
+
+  inline void initialize( void ){
+    //Interface::copy_vector(X_ref,X,_size);
+  }
+
+  inline void calculate( void ) {
+      Interface::trisolve_lower(L,B,X,_size);
+  }
+
+  void check_result(){
+    if (_size>128) return;
+    // calculation check
+    Interface::vector_to_stl(X,resu_stl);
+
+    STL_interface<typename Interface::real_type>::trisolve_lower(L_stl,B_stl,X_stl,_size);
+
+    typename Interface::real_type error=
+      STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+
+    if (error>1.e-4){
+      INFOS("WRONG CALCULATION...residual=" << error);
+      exit(2);
+    } //else INFOS("CALCULATION OK...residual=" << error);
+
+  }
+
+private :
+
+  typename Interface::stl_matrix L_stl;
+  typename Interface::stl_vector X_stl;
+  typename Interface::stl_vector B_stl;
+  typename Interface::stl_vector resu_stl;
+
+  typename Interface::gene_matrix L;
+  typename Interface::gene_vector X;
+  typename Interface::gene_vector B;
+
+  int _size;
+  double _cost;
+};
+
+#endif
diff --git a/bench/btl/actions/action_trisolve_matrix.hh b/bench/btl/actions/action_trisolve_matrix.hh
new file mode 100644
index 000000000..0fc2bb9ef
--- /dev/null
+++ b/bench/btl/actions/action_trisolve_matrix.hh
@@ -0,0 +1,165 @@
+//=====================================================
+// File   :  action_matrix_matrix_product.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_TRISOLVE_MATRIX_PRODUCT
+#define ACTION_TRISOLVE_MATRIX_PRODUCT
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_trisolve_matrix {
+
+public :
+
+  // Ctor
+
+  Action_trisolve_matrix( int size ):_size(size)
+  {
+    MESSAGE("Action_trisolve_matrix Ctor");
+
+    // STL matrix and vector initialization
+
+    init_matrix<pseudo_random>(A_stl,_size);
+    init_matrix<pseudo_random>(B_stl,_size);
+    init_matrix<null_function>(X_stl,_size);
+    init_matrix<null_function>(resu_stl,_size);
+
+    for (int j=0; j<_size; ++j)
+    {
+      for (int i=0; i<j; ++i)
+        A_stl[j][i] = 0;
+      A_stl[j][j] += 3;
+    }
+
+    // generic matrix and vector initialization
+
+    Interface::matrix_from_stl(A_ref,A_stl);
+    Interface::matrix_from_stl(B_ref,B_stl);
+    Interface::matrix_from_stl(X_ref,X_stl);
+
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::matrix_from_stl(B,B_stl);
+    Interface::matrix_from_stl(X,X_stl);
+
+    _cost = 0;
+    for (int j=0; j<_size; ++j)
+    {
+      _cost += 2*j + 1;
+    }
+    _cost *= _size;
+  }
+
+  // invalidate copy ctor
+
+  Action_trisolve_matrix( const  Action_trisolve_matrix & )
+  {
+    INFOS("illegal call to Action_trisolve_matrix Copy Ctor");
+    exit(0);
+  }
+
+  // Dtor
+
+  ~Action_trisolve_matrix( void ){
+
+    MESSAGE("Action_trisolve_matrix Dtor");
+
+    // deallocation
+
+    Interface::free_matrix(A,_size);
+    Interface::free_matrix(B,_size);
+    Interface::free_matrix(X,_size);
+
+    Interface::free_matrix(A_ref,_size);
+    Interface::free_matrix(B_ref,_size);
+    Interface::free_matrix(X_ref,_size);
+
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "trisolve_matrix_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return _cost;
+  }
+
+  inline void initialize( void ){
+
+    Interface::copy_matrix(A_ref,A,_size);
+    Interface::copy_matrix(B_ref,B,_size);
+    Interface::copy_matrix(X_ref,X,_size);
+
+  }
+
+  inline void calculate( void ) {
+      Interface::trisolve_lower_matrix(A,B,X,_size);
+  }
+
+  void check_result( void ){
+
+    // calculation check
+
+//     Interface::matrix_to_stl(X,resu_stl);
+//
+//     STL_interface<typename Interface::real_type>::matrix_matrix_product(A_stl,B_stl,X_stl,_size);
+//
+//     typename Interface::real_type error=
+//       STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+//
+//     if (error>1.e-6){
+//       INFOS("WRONG CALCULATION...residual=" << error);
+// //       exit(1);
+//     }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix A_stl;
+  typename Interface::stl_matrix B_stl;
+  typename Interface::stl_matrix X_stl;
+  typename Interface::stl_matrix resu_stl;
+
+  typename Interface::gene_matrix A_ref;
+  typename Interface::gene_matrix B_ref;
+  typename Interface::gene_matrix X_ref;
+
+  typename Interface::gene_matrix A;
+  typename Interface::gene_matrix B;
+  typename Interface::gene_matrix X;
+
+  int _size;
+  double _cost;
+
+};
+
+
+#endif
+
+
+
diff --git a/bench/btl/actions/action_trmm.hh b/bench/btl/actions/action_trmm.hh
new file mode 100644
index 000000000..8f7813818
--- /dev/null
+++ b/bench/btl/actions/action_trmm.hh
@@ -0,0 +1,165 @@
+//=====================================================
+// File   :  action_matrix_matrix_product.hh
+// Author :  L. Plagne <laurent.plagne@edf.fr)>
+// Copyright (C) EDF R&D,  lun sep 30 14:23:19 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 ACTION_TRMM
+#define ACTION_TRMM
+#include "utilities.h"
+#include "STL_interface.hh"
+#include <string>
+#include "init/init_function.hh"
+#include "init/init_vector.hh"
+#include "init/init_matrix.hh"
+
+using namespace std;
+
+template<class Interface>
+class Action_trmm {
+
+public :
+
+  // Ctor
+
+  Action_trmm( int size ):_size(size)
+  {
+    MESSAGE("Action_trmm Ctor");
+
+    // STL matrix and vector initialization
+
+    init_matrix<pseudo_random>(A_stl,_size);
+    init_matrix<pseudo_random>(B_stl,_size);
+    init_matrix<null_function>(X_stl,_size);
+    init_matrix<null_function>(resu_stl,_size);
+
+    for (int j=0; j<_size; ++j)
+    {
+      for (int i=0; i<j; ++i)
+        A_stl[j][i] = 0;
+      A_stl[j][j] += 3;
+    }
+
+    // generic matrix and vector initialization
+
+    Interface::matrix_from_stl(A_ref,A_stl);
+    Interface::matrix_from_stl(B_ref,B_stl);
+    Interface::matrix_from_stl(X_ref,X_stl);
+
+    Interface::matrix_from_stl(A,A_stl);
+    Interface::matrix_from_stl(B,B_stl);
+    Interface::matrix_from_stl(X,X_stl);
+
+    _cost = 0;
+    for (int j=0; j<_size; ++j)
+    {
+      _cost += 2*j + 1;
+    }
+    _cost *= _size;
+  }
+
+  // invalidate copy ctor
+
+  Action_trmm( const  Action_trmm & )
+  {
+    INFOS("illegal call to Action_trmm Copy Ctor");
+    exit(0);
+  }
+
+  // Dtor
+
+  ~Action_trmm( void ){
+
+    MESSAGE("Action_trmm Dtor");
+
+    // deallocation
+
+    Interface::free_matrix(A,_size);
+    Interface::free_matrix(B,_size);
+    Interface::free_matrix(X,_size);
+
+    Interface::free_matrix(A_ref,_size);
+    Interface::free_matrix(B_ref,_size);
+    Interface::free_matrix(X_ref,_size);
+
+  }
+
+  // action name
+
+  static inline std::string name( void )
+  {
+    return "trmm_"+Interface::name();
+  }
+
+  double nb_op_base( void ){
+    return _cost;
+  }
+
+  inline void initialize( void ){
+
+    Interface::copy_matrix(A_ref,A,_size);
+    Interface::copy_matrix(B_ref,B,_size);
+    Interface::copy_matrix(X_ref,X,_size);
+
+  }
+
+  inline void calculate( void ) {
+      Interface::trmm(A,B,X,_size);
+  }
+
+  void check_result( void ){
+
+    // calculation check
+
+//     Interface::matrix_to_stl(X,resu_stl);
+//
+//     STL_interface<typename Interface::real_type>::matrix_matrix_product(A_stl,B_stl,X_stl,_size);
+//
+//     typename Interface::real_type error=
+//       STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
+//
+//     if (error>1.e-6){
+//       INFOS("WRONG CALCULATION...residual=" << error);
+// //       exit(1);
+//     }
+
+  }
+
+private :
+
+  typename Interface::stl_matrix A_stl;
+  typename Interface::stl_matrix B_stl;
+  typename Interface::stl_matrix X_stl;
+  typename Interface::stl_matrix resu_stl;
+
+  typename Interface::gene_matrix A_ref;
+  typename Interface::gene_matrix B_ref;
+  typename Interface::gene_matrix X_ref;
+
+  typename Interface::gene_matrix A;
+  typename Interface::gene_matrix B;
+  typename Interface::gene_matrix X;
+
+  int _size;
+  double _cost;
+
+};
+
+
+#endif
+
+
+
diff --git a/bench/btl/actions/basic_actions.hh b/bench/btl/actions/basic_actions.hh
new file mode 100644
index 000000000..a3333ea26
--- /dev/null
+++ b/bench/btl/actions/basic_actions.hh
@@ -0,0 +1,21 @@
+
+#include "action_axpy.hh"
+#include "action_axpby.hh"
+
+#include "action_matrix_vector_product.hh"
+#include "action_atv_product.hh"
+
+#include "action_matrix_matrix_product.hh"
+// #include "action_ata_product.hh"
+#include "action_aat_product.hh"
+
+#include "action_trisolve.hh"
+#include "action_trmm.hh"
+#include "action_symv.hh"
+// #include "action_symm.hh"
+#include "action_syr2.hh"
+#include "action_ger.hh"
+#include "action_rot.hh"
+
+// #include "action_lu_solve.hh"
+