LAPACK  3.5.0
LAPACK: Linear Algebra PACKage
lapacke_dgemqrt.c File Reference
#include "lapacke_utils.h"
Include dependency graph for lapacke_dgemqrt.c:

Go to the source code of this file.

Functions

lapack_int LAPACKE_dgemqrt (int matrix_order, char side, char trans, lapack_int m, lapack_int n, lapack_int k, lapack_int nb, const double *v, lapack_int ldv, const double *t, lapack_int ldt, double *c, lapack_int ldc)
 

Function Documentation

lapack_int LAPACKE_dgemqrt ( int  matrix_order,
char  side,
char  trans,
lapack_int  m,
lapack_int  n,
lapack_int  k,
lapack_int  nb,
const double *  v,
lapack_int  ldv,
const double *  t,
lapack_int  ldt,
double *  c,
lapack_int  ldc 
)

Definition at line 36 of file lapacke_dgemqrt.c.

41 {
42  lapack_int info = 0;
43  double* work = NULL;
44  if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
45  LAPACKE_xerbla( "LAPACKE_dgemqrt", -1 );
46  return -1;
47  }
48 #ifndef LAPACK_DISABLE_NAN_CHECK
49  /* Optionally check input matrices for NaNs */
50  if( LAPACKE_dge_nancheck( matrix_order, m, n, c, ldc ) ) {
51  return -12;
52  }
53  if( LAPACKE_dge_nancheck( matrix_order, ldt, nb, t, ldt ) ) {
54  return -10;
55  }
56  if( LAPACKE_dge_nancheck( matrix_order, ldv, k, v, ldv ) ) {
57  return -8;
58  }
59 #endif
60  /* Allocate memory for working array(s) */
61  work = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,m) * MAX(1,nb) );
62  if( work == NULL ) {
64  goto exit_level_0;
65  }
66  /* Call middle-level interface */
67  info = LAPACKE_dgemqrt_work( matrix_order, side, trans, m, n, k, nb, v, ldv,
68  t, ldt, c, ldc, work );
69  /* Release memory and exit */
70  LAPACKE_free( work );
71 exit_level_0:
72  if( info == LAPACK_WORK_MEMORY_ERROR ) {
73  LAPACKE_xerbla( "LAPACKE_dgemqrt", info );
74  }
75  return info;
76 }
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
lapack_int LAPACKE_dgemqrt_work(int matrix_order, char side, char trans, lapack_int m, lapack_int n, lapack_int k, lapack_int nb, const double *v, lapack_int ldv, const double *t, lapack_int ldt, double *c, lapack_int ldc, double *work)
void LAPACKE_xerbla(const char *name, lapack_int info)
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
#define LAPACKE_malloc(size)
Definition: lapacke.h:110
#define MAX(x, y)
Definition: lapacke_utils.h:47
#define LAPACKE_free(p)
Definition: lapacke.h:113
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:122
lapack_logical LAPACKE_dge_nancheck(int matrix_order, lapack_int m, lapack_int n, const double *a, lapack_int lda)
#define lapack_int
Definition: lapacke.h:47

Here is the call graph for this function: