diff options
Diffstat (limited to 'ml/dlib/dlib/external/cblas/cblas_zgemm.c')
-rw-r--r-- | ml/dlib/dlib/external/cblas/cblas_zgemm.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/ml/dlib/dlib/external/cblas/cblas_zgemm.c b/ml/dlib/dlib/external/cblas/cblas_zgemm.c new file mode 100644 index 000000000..c348afa2d --- /dev/null +++ b/ml/dlib/dlib/external/cblas/cblas_zgemm.c @@ -0,0 +1,94 @@ +/* + * + * cblas_zgemm.c + * This program is a C interface to zgemm. + * Written by Keita Teranishi + * 4/8/1998 + * + */ + +#include "cblas.h" +#include "cblas_f77.h" +void cblas_zgemm(const enum CBLAS_ORDER Order, const enum CBLAS_TRANSPOSE TransA, + const enum CBLAS_TRANSPOSE TransB, const int M, const int N, + const int K, const void *alpha, const void *A, + const int lda, const void *B, const int ldb, + const void *beta, void *C, const int ldc) +{ + char TA, TB; +#ifdef F77_CHAR + F77_CHAR F77_TA, F77_TB; +#else + #define F77_TA &TA + #define F77_TB &TB +#endif + +#ifdef F77_INT + F77_INT F77_M=M, F77_N=N, F77_K=K, F77_lda=lda, F77_ldb=ldb; + F77_INT F77_ldc=ldc; +#else + #define F77_M M + #define F77_N N + #define F77_K K + #define F77_lda lda + #define F77_ldb ldb + #define F77_ldc ldc +#endif + + + if( Order == CblasColMajor ) + { + if(TransA == CblasTrans) TA='T'; + else if ( TransA == CblasConjTrans ) TA='C'; + else if ( TransA == CblasNoTrans ) TA='N'; + else + { + cblas_xerbla(2, "cblas_zgemm","Illegal TransA setting, %d\n", TransA); + return; + } + + if(TransB == CblasTrans) TB='T'; + else if ( TransB == CblasConjTrans ) TB='C'; + else if ( TransB == CblasNoTrans ) TB='N'; + else + { + cblas_xerbla(3, "cblas_zgemm","Illegal TransB setting, %d\n", TransB); + return; + } + + #ifdef F77_CHAR + F77_TA = C2F_CHAR(&TA); + F77_TB = C2F_CHAR(&TB); + #endif + + F77_zgemm(F77_TA, F77_TB, &F77_M, &F77_N, &F77_K, alpha, A, + &F77_lda, B, &F77_ldb, beta, C, &F77_ldc); + } else if (Order == CblasRowMajor) + { + if(TransA == CblasTrans) TB='T'; + else if ( TransA == CblasConjTrans ) TB='C'; + else if ( TransA == CblasNoTrans ) TB='N'; + else + { + cblas_xerbla(2, "cblas_zgemm","Illegal TransA setting, %d\n", TransA); + return; + } + if(TransB == CblasTrans) TA='T'; + else if ( TransB == CblasConjTrans ) TA='C'; + else if ( TransB == CblasNoTrans ) TA='N'; + else + { + cblas_xerbla(2, "cblas_zgemm","Illegal TransB setting, %d\n", TransB); + return; + } + #ifdef F77_CHAR + F77_TA = C2F_CHAR(&TA); + F77_TB = C2F_CHAR(&TB); + #endif + + F77_zgemm(F77_TA, F77_TB, &F77_N, &F77_M, &F77_K, alpha, B, + &F77_ldb, A, &F77_lda, beta, C, &F77_ldc); + } + else cblas_xerbla(1, "cblas_zgemm", "Illegal Order setting, %d\n", Order); + return; +} |