(S|D|C|Z)GEMM¶

Single, double, single complex, and double complex GEMM.

Description¶

Computes a general matrix-matrix product.

$C \assign \alpha A * B + \beta C$

BLAS Interface¶

void sgemm(const char *TRANSA, const char *TRANSB, const qml_long *M,
           const qml_long *N, const qml_long *K, const float *ALPHA,
           const float *A, const qml_long *LDA, const float *B,
           const qml_long *LDB, const float *BETA, float *C,
           const qml_long *LDC);

void dgemm(const char *TRANSA, const char *TRANSB, const qml_long *M,
           const qml_long *N, const qml_long *K, const double *ALPHA,
           const double *A, const qml_long *LDA, const double *B,
           const qml_long *LDB, const double *BETA, double *C,
           const qml_long *LDC);

void cgemm(const char *TRANSA, const char *TRANSB, const qml_long *M,
           const qml_long *N, const qml_long *K,
           const qml_single_complex *ALPHA, const qml_single_complex *A,
           const qml_long *LDA, const qml_single_complex *B,
           const qml_long *LDB, const qml_single_complex *BETA,
           qml_single_complex *C, const qml_long *LDC);

void zgemm(const char *TRANSA, const char *TRANSB, const qml_long *M,
           const qml_long *N, const qml_long *K,
           const qml_double_complex *ALPHA, const qml_double_complex *A,
           const qml_long *LDA, const qml_double_complex *B,
           const qml_long *LDB, const qml_double_complex *BETA,
           qml_double_complex *C, const qml_long *LDC);

CBLAS Interface¶

void cblas_sgemm(const CBLAS_ORDER ORDER, const CBLAS_TRANSPOSE TRANSA,
                 const CBLAS_TRANSPOSE TRANSB, const qml_long M,
                 const qml_long N, const qml_long K, const float ALPHA,
                 const float *A, const qml_long LDA, const float *B,
                 const qml_long LDB, const float BETA, float *C,
                 const qml_long LDC);

void cblas_dgemm(const CBLAS_ORDER ORDER, const CBLAS_TRANSPOSE TRANSA,
                 const CBLAS_TRANSPOSE TRANSB, const qml_long M,
                 const qml_long N, const qml_long K, const double ALPHA,
                 const double *A, const qml_long LDA, const double *B,
                 const qml_long LDB, const double BETA, double *C,
                 const qml_long LDC);

void cblas_cgemm(const CBLAS_ORDER ORDER, const CBLAS_TRANSPOSE TRANSA,
                 const CBLAS_TRANSPOSE TRANSB, const qml_long M,
                 const qml_long N, const qml_long K,
                 const qml_single_complex *ALPHA,
                 const qml_single_complex *A, const qml_long LDA,
                 const qml_single_complex *B, const qml_long LDB,
                 const qml_single_complex *BETA, qml_single_complex *C,
                 const qml_long LDC);

void cblas_zgemm(const CBLAS_ORDER ORDER, const CBLAS_TRANSPOSE TRANSA,
                 const CBLAS_TRANSPOSE TRANSB, const qml_long M,
                 const qml_long N, const qml_long K,
                 const qml_double_complex *ALPHA,
                 const qml_double_complex *A, const qml_long LDA,
                 const qml_double_complex *B, const qml_long LDB,
                 const qml_double_complex *BETA, qml_double_complex *C,
                 const qml_long LDC);

Arguments¶

TRANSA	Specifies how to read matrix A
	Possible values: Non-Transpose, Tranpose, Complex Conjugate Transpose
TRANSB	Specifies how to read matrix B
	Possible values: Non-Transpose, Tranpose, Complex Conjugate Transpose
M	Number of rows of matrix A
N	Number of columns of matrix B
K	Number of columns of matrix A
ALPHA	Scalar multiplied with the matrix-matrix product
A	Input matrix A
LDA	Leading dimension of matrix A
B	Input matrix B
LDB	Leading dimension of matrix B
BETA	Scalar multiplied with matrix C
C	Result matrix
LDC	Leading dimension of matrix C