LAPACK  3.6.1 LAPACK: Linear Algebra PACKage
 lapack_int LAPACKE_dlatms_work ( int matrix_layout, lapack_int m, lapack_int n, char dist, lapack_int * iseed, char sym, double * d, lapack_int mode, double cond, double dmax, lapack_int kl, lapack_int ku, char pack, double * a, lapack_int lda, double * work )

Definition at line 36 of file lapacke_dlatms_work.c.

42 {
43  lapack_int info = 0;
44  if( matrix_layout == LAPACK_COL_MAJOR ) {
45  /* Call LAPACK function and adjust info */
46  LAPACK_dlatms( &m, &n, &dist, iseed, &sym, d, &mode, &cond, &dmax, &kl,
47  &ku, &pack, a, &lda, work, &info );
48  if( info < 0 ) {
49  info = info - 1;
50  }
51  } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
52  lapack_int lda_t = MAX(1,m);
53  double* a_t = NULL;
54  /* Check leading dimension(s) */
55  if( lda < n ) {
56  info = -15;
57  LAPACKE_xerbla( "LAPACKE_dlatms_work", info );
58  return info;
59  }
60  /* Allocate memory for temporary array(s) */
61  a_t = (double*)LAPACKE_malloc( sizeof(double) * lda_t * MAX(1,n) );
62  if( a_t == NULL ) {
64  goto exit_level_0;
65  }
66  /* Transpose input matrices */
67  LAPACKE_dge_trans( matrix_layout, m, n, a, lda, a_t, lda_t );
68  /* Call LAPACK function and adjust info */
69  LAPACK_dlatms( &m, &n, &dist, iseed, &sym, d, &mode, &cond, &dmax, &kl,
70  &ku, &pack, a_t, &lda_t, work, &info );
71  if( info < 0 ) {
72  info = info - 1;
73  }
74  /* Transpose output matrices */
75  LAPACKE_dge_trans( LAPACK_COL_MAJOR, m, n, a_t, lda_t, a, lda );
76  /* Release memory and exit */
77  LAPACKE_free( a_t );
78 exit_level_0:
79  if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
80  LAPACKE_xerbla( "LAPACKE_dlatms_work", info );
81  }
82  } else {
83  info = -1;
84  LAPACKE_xerbla( "LAPACKE_dlatms_work", info );
85  }
86  return info;
87 }
void LAPACKE_dge_trans(int matrix_layout, lapack_int m, lapack_int n, const double *in, lapack_int ldin, double *out, lapack_int ldout)
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
#define MAX(x, y)
Definition: lapacke_utils.h:47
#define LAPACKE_free(p)
Definition: lapacke.h:113
#define LAPACKE_malloc(size)
Definition: lapacke.h:110
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
#define lapack_int
Definition: lapacke.h:47
#define LAPACK_TRANSPOSE_MEMORY_ERROR
Definition: lapacke.h:123
void LAPACK_dlatms(lapack_int *m, lapack_int *n, char *dist, lapack_int *iseed, char *sym, double *d, lapack_int *mode, double *cond, double *dmax, lapack_int *kl, lapack_int *ku, char *pack, double *a, lapack_int *lda, double *work, lapack_int *info)

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