LAPACK  3.9.0
LAPACK: Linear Algebra PACKage

◆ LAPACKE_ztpcon_work()

lapack_int LAPACKE_ztpcon_work ( int  matrix_layout,
char  norm,
char  uplo,
char  diag,
lapack_int  n,
const lapack_complex_double ap,
double *  rcond,
lapack_complex_double work,
double *  rwork 
)

Definition at line 35 of file lapacke_ztpcon_work.c.

40 {
41  lapack_int info = 0;
42  if( matrix_layout == LAPACK_COL_MAJOR ) {
43  /* Call LAPACK function and adjust info */
44  LAPACK_ztpcon( &norm, &uplo, &diag, &n, ap, rcond, work, rwork, &info );
45  if( info < 0 ) {
46  info = info - 1;
47  }
48  } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
49  lapack_complex_double* ap_t = NULL;
50  /* Allocate memory for temporary array(s) */
51  ap_t = (lapack_complex_double*)
53  ( MAX(1,n) * MAX(2,n+1) ) / 2 );
54  if( ap_t == NULL ) {
56  goto exit_level_0;
57  }
58  /* Transpose input matrices */
59  LAPACKE_ztp_trans( matrix_layout, uplo, diag, n, ap, ap_t );
60  /* Call LAPACK function and adjust info */
61  LAPACK_ztpcon( &norm, &uplo, &diag, &n, ap_t, rcond, work, rwork,
62  &info );
63  if( info < 0 ) {
64  info = info - 1;
65  }
66  /* Release memory and exit */
67  LAPACKE_free( ap_t );
68 exit_level_0:
69  if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
70  LAPACKE_xerbla( "LAPACKE_ztpcon_work", info );
71  }
72  } else {
73  info = -1;
74  LAPACKE_xerbla( "LAPACKE_ztpcon_work", info );
75  }
76  return info;
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LAPACKE_free
#define LAPACKE_free(p)
Definition: lapacke.h:47
lapack_int
#define lapack_int
Definition: lapack.h:21
LAPACK_ztpcon
void LAPACK_ztpcon(char const *norm, char const *uplo, char const *diag, lapack_int const *n, lapack_complex_double const *AP, double *rcond, lapack_complex_double *work, double *rwork, lapack_int *info)
LAPACKE_xerbla
void LAPACKE_xerbla(const char *name, lapack_int info)
Definition: lapacke_xerbla.c:36
MAX
#define MAX(x, y)
Definition: lapacke_utils.h:47
LAPACK_TRANSPOSE_MEMORY_ERROR
#define LAPACK_TRANSPOSE_MEMORY_ERROR
Definition: lapacke.h:57
lapack_complex_double
#define lapack_complex_double
Definition: lapack.h:70
LAPACKE_malloc
#define LAPACKE_malloc(size)
Definition: lapacke.h:44
LAPACK_ROW_MAJOR
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:53
LAPACK_COL_MAJOR
#define LAPACK_COL_MAJOR
Definition: lapacke.h:54
LAPACKE_ztp_trans
void LAPACKE_ztp_trans(int matrix_layout, char uplo, char diag, lapack_int n, const lapack_complex_double *in, lapack_complex_double *out)
Definition: lapacke_ztp_trans.c:39