LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
lapack_int LAPACKE_csycon_work ( int  matrix_layout,
char  uplo,
lapack_int  n,
const lapack_complex_float a,
lapack_int  lda,
const lapack_int ipiv,
float  anorm,
float *  rcond,
lapack_complex_float work 
)

Definition at line 36 of file lapacke_csycon_work.c.

40 {
41  lapack_int info = 0;
42  if( matrix_layout == LAPACK_COL_MAJOR ) {
43  /* Call LAPACK function and adjust info */
44  LAPACK_csycon( &uplo, &n, a, &lda, ipiv, &anorm, rcond, work, &info );
45  if( info < 0 ) {
46  info = info - 1;
47  }
48  } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
49  lapack_int lda_t = MAX(1,n);
50  lapack_complex_float* a_t = NULL;
51  /* Check leading dimension(s) */
52  if( lda < n ) {
53  info = -5;
54  LAPACKE_xerbla( "LAPACKE_csycon_work", info );
55  return info;
56  }
57  /* Allocate memory for temporary array(s) */
58  a_t = (lapack_complex_float*)
59  LAPACKE_malloc( sizeof(lapack_complex_float) * lda_t * MAX(1,n) );
60  if( a_t == NULL ) {
62  goto exit_level_0;
63  }
64  /* Transpose input matrices */
65  LAPACKE_csy_trans( matrix_layout, uplo, n, a, lda, a_t, lda_t );
66  /* Call LAPACK function and adjust info */
67  LAPACK_csycon( &uplo, &n, a_t, &lda_t, ipiv, &anorm, rcond, work,
68  &info );
69  if( info < 0 ) {
70  info = info - 1;
71  }
72  /* Release memory and exit */
73  LAPACKE_free( a_t );
74 exit_level_0:
75  if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
76  LAPACKE_xerbla( "LAPACKE_csycon_work", info );
77  }
78  } else {
79  info = -1;
80  LAPACKE_xerbla( "LAPACKE_csycon_work", info );
81  }
82  return info;
83 }
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
#define lapack_complex_float
Definition: lapacke.h:74
void LAPACK_csycon(char *uplo, lapack_int *n, const lapack_complex_float *a, lapack_int *lda, const lapack_int *ipiv, float *anorm, float *rcond, lapack_complex_float *work, lapack_int *info)
#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
void LAPACKE_csy_trans(int matrix_layout, char uplo, lapack_int n, const lapack_complex_float *in, lapack_int ldin, lapack_complex_float *out, lapack_int ldout)
#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

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