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Diffstat (limited to 'bench/btl/libs/C_BLAS/C_BLAS_interface.hh')
| -rw-r--r-- | bench/btl/libs/C_BLAS/C_BLAS_interface.hh | 361 |
1 files changed, 0 insertions, 361 deletions
diff --git a/bench/btl/libs/C_BLAS/C_BLAS_interface.hh b/bench/btl/libs/C_BLAS/C_BLAS_interface.hh deleted file mode 100644 index d23d04807..000000000 --- a/bench/btl/libs/C_BLAS/C_BLAS_interface.hh +++ /dev/null @@ -1,361 +0,0 @@ -//===================================================== -// File : C_BLAS_interface.hh -// Author : L. Plagne <laurent.plagne@edf.fr)> -// Copyright (C) EDF R&D, lun sep 30 14:23:28 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 C_BLAS_PRODUIT_MATRICE_VECTEUR_HH -#define C_BLAS_PRODUIT_MATRICE_VECTEUR_HH - -#include "f77_interface.hh" -#include <complex> -extern "C" -{ -#include "cblas.h" - -// #ifdef PUREBLAS -#include "blas.h" -// #endif - -// void sgemm_(const char *transa, const char *transb, const int *m, const int *n, const int *k, -// const float *alpha, const float *a, const int *lda, const float *b, const int *ldb, -// const float *beta, float *c, const int *ldc); -// -// void sgemv_(const char *trans, const int *m, const int *n, const float *alpha, -// const float *a, const int *lda, const float *x, const int *incx, -// const float *beta, float *y, const int *incy); -// -// void ssymv_(const char *trans, const char* uplo, -// const int* N, const float* alpha, const float *A, -// const int* lda, const float *X, const int* incX, -// const float* beta, float *Y, const int* incY); -// -// void sscal_(const int *n, const float *alpha, const float *x, const int *incx); -// -// void saxpy_(const int *n, const float *alpha, const float *x, const int *incx, -// float *y, const int *incy); -// -// void strsv_(const char *uplo, const char *trans, const char *diag, const int *n, -// const float *a, const int *lda, float *x, const int *incx); -// -// void scopy_(const int *n, const float *x, const int *incx, float *y, const int *incy); - - // Cholesky Factorization -// #include "mkl_lapack.h" -// void spotrf_(const char* uplo, const int* n, float *a, const int* ld, int* info); -// void dpotrf_(const char* uplo, const int* n, double *a, const int* ld, int* info); - void ssytrd_(char *uplo, const int *n, float *a, const int *lda, float *d, float *e, float *tau, float *work, int *lwork, int *info ); - void sgehrd_( const int *n, int *ilo, int *ihi, float *a, const int *lda, float *tau, float *work, int *lwork, int *info ); - - // LU row pivoting -// void dgetrf_( int *m, int *n, double *a, int *lda, int *ipiv, int *info ); -// void sgetrf_(const int* m, const int* n, float *a, const int* ld, int* ipivot, int* info); - // LU full pivoting - void sgetc2_(const int* n, float *a, const int *lda, int *ipiv, int *jpiv, int*info ); -#ifdef HAS_LAPACK -#endif -} - -#define MAKE_STRING2(S) #S -#define MAKE_STRING(S) MAKE_STRING2(S) - -template<class real> -class C_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 MAKE_STRING(CBLASNAME); - } - - 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 atv_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N) - { - cblas_dgemv(CblasColMajor,CblasTrans,N,N,1.0,A,N,B,1,0.0,X,1); - } - - static inline void symv(gene_matrix & A, gene_vector & B, gene_vector & X, int N) - { - cblas_dsymv(CblasColMajor,CblasLower,CblasTrans,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 transposed_matrix_matrix_product(gene_matrix & A, gene_matrix & B, gene_matrix & X, int N){ - cblas_dgemm(CblasColMajor,CblasTrans,CblasTrans,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); - cblas_dsyrk(CblasColMajor, CblasLower, CblasTrans, N, N, 1.0, 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); - } - - static inline void axpby(real a, const gene_vector & X, real b, gene_vector & Y, int N){ - cblas_dscal(N,b,Y,1); - cblas_daxpy(N,a,X,1,Y,1); - } - -}; - -static float fone = 1; -static float fzero = 0; -static char notrans = 'N'; -static char trans = 'T'; -static char nonunit = 'N'; -static char lower = 'L'; -static char right = 'R'; -static char left = 'L'; -static int intone = 1; - -template<> -class C_BLAS_interface<float> : public f77_interface_base<float> -{ - -public : - - static inline std::string name( void ) - { - return MAKE_STRING(CBLASNAME); - } - - static inline void matrix_vector_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N){ - #ifdef PUREBLAS - sgemv_(¬rans,&N,&N,&fone,A,&N,B,&intone,&fzero,X,&intone); - #else - cblas_sgemv(CblasColMajor,CblasNoTrans,N,N,1.0,A,N,B,1,0.0,X,1); - #endif - } - - static inline void symv(gene_matrix & A, gene_vector & B, gene_vector & X, int N){ - #ifdef PUREBLAS - ssymv_(&lower, &N,&fone,A,&N,B,&intone,&fzero,X,&intone); - #else - cblas_ssymv(CblasColMajor,CblasLower,N,1.0,A,N,B,1,0.0,X,1); - #endif - } - - static inline void syr2(gene_matrix & A, gene_vector & B, gene_vector & X, int N){ - #ifdef PUREBLAS - ssyr2_(&lower,&N,&fone,B,&intone,X,&intone,A,&N); - #else - cblas_ssyr2(CblasColMajor,CblasLower,N,1.0,B,1,X,1,A,N); - #endif - } - - static inline void ger(gene_matrix & A, gene_vector & X, gene_vector & Y, int N){ - #ifdef PUREBLAS - sger_(&N,&N,&fone,X,&intone,Y,&intone,A,&N); - #else - cblas_sger(CblasColMajor,N,N,1.0,X,1,Y,1,A,N); - #endif - } - - static inline void rot(gene_vector & A, gene_vector & B, float c, float s, int N){ - #ifdef PUREBLAS - srot_(&N,A,&intone,B,&intone,&c,&s); - #else - cblas_srot(N,A,1,B,1,c,s); - #endif - } - - static inline void atv_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N){ - #ifdef PUREBLAS - sgemv_(&trans,&N,&N,&fone,A,&N,B,&intone,&fzero,X,&intone); - #else - cblas_sgemv(CblasColMajor,CblasTrans,N,N,1.0,A,N,B,1,0.0,X,1); - #endif - } - - static inline void matrix_matrix_product(gene_matrix & A, gene_matrix & B, gene_matrix & X, int N){ - #ifdef PUREBLAS - sgemm_(¬rans,¬rans,&N,&N,&N,&fone,A,&N,B,&N,&fzero,X,&N); - #else - cblas_sgemm(CblasColMajor,CblasNoTrans,CblasNoTrans,N,N,N,1.0,A,N,B,N,0.0,X,N); - #endif - } - - static inline void transposed_matrix_matrix_product(gene_matrix & A, gene_matrix & B, gene_matrix & X, int N){ - #ifdef PUREBLAS - sgemm_(¬rans,¬rans,&N,&N,&N,&fone,A,&N,B,&N,&fzero,X,&N); - #else - cblas_sgemm(CblasColMajor,CblasNoTrans,CblasNoTrans,N,N,N,1.0,A,N,B,N,0.0,X,N); - #endif - } - -// static inline void ata_product(gene_matrix & A, gene_matrix & X, int N){ -// #ifdef PUREBLAS -// sgemm_(&trans,¬rans,&N,&N,&N,&fone,A,&N,A,&N,&fzero,X,&N); -// #else -// cblas_sgemm(CblasColMajor,CblasTrans,CblasNoTrans,N,N,N,1.0,A,N,A,N,0.0,X,N); -// #endif -// } - - static inline void aat_product(gene_matrix & A, gene_matrix & X, int N){ - #ifdef PUREBLAS - // sgemm_(¬rans,&trans,&N,&N,&N,&fone,A,&N,A,&N,&fzero,X,&N); - ssyrk_(&lower,¬rans,&N,&N,&fone,A,&N,&fzero,X,&N); - #else -// cblas_sgemm(CblasColMajor,CblasNoTrans,CblasTrans,N,N,N,1.0,A,N,A,N,0.0,X,N); - cblas_ssyrk(CblasColMajor, CblasLower, CblasNoTrans, N, N, 1.0, A, N, 0.0, X, N); - #endif - } - - static inline void axpy(float coef, const gene_vector & X, gene_vector & Y, int N){ - #ifdef PUREBLAS - saxpy_(&N,&coef,X,&intone,Y,&intone); - #else - cblas_saxpy(N,coef,X,1,Y,1); - #endif - } - - static inline void axpby(float a, const gene_vector & X, float b, gene_vector & Y, int N){ - #ifdef PUREBLAS - sscal_(&N,&b,Y,&intone); - saxpy_(&N,&a,X,&intone,Y,&intone); - #else - cblas_sscal(N,b,Y,1); - cblas_saxpy(N,a,X,1,Y,1); - #endif - } - - static inline void cholesky(const gene_matrix & X, gene_matrix & C, int N){ - int N2 = N*N; - scopy_(&N2, X, &intone, C, &intone); - char uplo = 'L'; - int info = 0; - spotrf_(&uplo, &N, C, &N, &info); - if(info!=0) std::cerr << "spotrf_ error " << info << "\n"; - } - - static inline void partial_lu_decomp(const gene_matrix & X, gene_matrix & C, int N){ - int N2 = N*N; - scopy_(&N2, X, &intone, C, &intone); - char uplo = 'L'; - int info = 0; - int * ipiv = (int*)alloca(sizeof(int)*N); - sgetrf_(&N, &N, C, &N, ipiv, &info); - if(info!=0) std::cerr << "sgetrf_ error " << info << "\n"; - } - - #ifdef HAS_LAPACK - - static inline void lu_decomp(const gene_matrix & X, gene_matrix & C, int N){ - int N2 = N*N; - scopy_(&N2, X, &intone, C, &intone); - char uplo = 'L'; - int info = 0; - int * ipiv = (int*)alloca(sizeof(int)*N); - int * jpiv = (int*)alloca(sizeof(int)*N); - sgetc2_(&N, C, &N, ipiv, jpiv, &info); - } - - - - static inline void hessenberg(const gene_matrix & X, gene_matrix & C, int N){ -#ifdef PUREBLAS - { - int N2 = N*N; - int inc = 1; - scopy_(&N2, X, &inc, C, &inc); - } -#else - cblas_scopy(N*N, X, 1, C, 1); -#endif - int info = 0; - int ilo = 1; - int ihi = N; - int bsize = 64; - int worksize = N*bsize; - float* d = new float[N+worksize]; - sgehrd_(&N, &ilo, &ihi, C, &N, d, d+N, &worksize, &info); - delete[] d; - } - - static inline void tridiagonalization(const gene_matrix & X, gene_matrix & C, int N){ -#ifdef PUREBLAS - { - int N2 = N*N; - int inc = 1; - scopy_(&N2, X, &inc, C, &inc); - } -#else - cblas_scopy(N*N, X, 1, C, 1); -#endif - char uplo = 'U'; - int info = 0; - int ilo = 1; - int ihi = N; - int bsize = 64; - int worksize = N*bsize; - float* d = new float[3*N+worksize]; - ssytrd_(&uplo, &N, C, &N, d, d+N, d+2*N, d+3*N, &worksize, &info); - delete[] d; - } - #endif - - static inline void trisolve_lower(const gene_matrix & L, const gene_vector& B, gene_vector & X, int N){ - #ifdef PUREBLAS - scopy_(&N, B, &intone, X, &intone); - strsv_(&lower, ¬rans, &nonunit, &N, L, &N, X, &intone); - #else - cblas_scopy(N, B, 1, X, 1); - cblas_strsv(CblasColMajor, CblasLower, CblasNoTrans, CblasNonUnit, N, L, N, X, 1); - #endif - } - - static inline void trisolve_lower_matrix(const gene_matrix & L, const gene_matrix& B, gene_matrix & X, int N){ - #ifdef PUREBLAS - scopy_(&N, B, &intone, X, &intone); - strsm_(&right, &lower, ¬rans, &nonunit, &N, &N, &fone, L, &N, X, &N); - #else - cblas_scopy(N, B, 1, X, 1); - cblas_strsm(CblasColMajor, CblasRight, CblasLower, CblasNoTrans, CblasNonUnit, N, N, 1, L, N, X, N); - #endif - } - - static inline void trmm(gene_matrix & A, gene_matrix & B, gene_matrix & X, int N){ - #ifdef PUREBLAS - strmm_(&left, &lower, ¬rans,&nonunit, &N,&N,&fone,A,&N,B,&N); - #else - cblas_strmm(CblasColMajor, CblasLeft, CblasLower, CblasNoTrans,CblasNonUnit, N,N,1,A,N,B,N); - #endif - } - -}; - - -#endif - - - |