LAPACK  3.7.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_dsfrk()

lapack_int LAPACKE_dsfrk ( int  matrix_layout,
char  transr,
char  uplo,
char  trans,
lapack_int  n,
lapack_int  k,
double  alpha,
const double *  a,
lapack_int  lda,
double  beta,
double *  c 
)

Definition at line 36 of file lapacke_dsfrk.c.

40 {
41  lapack_int ka, na;
42  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
43  LAPACKE_xerbla( "LAPACKE_dsfrk", -1 );
44  return -1;
45  }
46 #ifndef LAPACK_DISABLE_NAN_CHECK
47  /* Optionally check input matrices for NaNs */
48  ka = LAPACKE_lsame( trans, 'n' ) ? k : n;
49  na = LAPACKE_lsame( trans, 'n' ) ? n : k;
50  if( LAPACKE_dge_nancheck( matrix_layout, na, ka, a, lda ) ) {
51  return -8;
52  }
53  if( LAPACKE_d_nancheck( 1, &alpha, 1 ) ) {
54  return -7;
55  }
56  if( LAPACKE_d_nancheck( 1, &beta, 1 ) ) {
57  return -10;
58  }
59  if( LAPACKE_dpf_nancheck( n, c ) ) {
60  return -11;
61  }
62 #endif
63  return LAPACKE_dsfrk_work( matrix_layout, transr, uplo, trans, n, k, alpha,
64  a, lda, beta, c );
65 }
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
lapack_logical LAPACKE_dpf_nancheck(lapack_int n, const double *a)
lapack_logical LAPACKE_dge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const double *a, lapack_int lda)
lapack_int LAPACKE_dsfrk_work(int matrix_layout, char transr, char uplo, char trans, lapack_int n, lapack_int k, double alpha, const double *a, lapack_int lda, double beta, double *c)
lapack_logical LAPACKE_d_nancheck(lapack_int n, const double *x, lapack_int incx)
lapack_logical LAPACKE_lsame(char ca, char cb)
Definition: lapacke_lsame.c:36
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
#define lapack_int
Definition: lapacke.h:47
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