LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
lapack_int LAPACKE_ctzrzf ( int  matrix_layout,
lapack_int  m,
lapack_int  n,
lapack_complex_float a,
lapack_int  lda,
lapack_complex_float tau 
)

Definition at line 36 of file lapacke_ctzrzf.c.

39 {
40  lapack_int info = 0;
41  lapack_int lwork = -1;
42  lapack_complex_float* work = NULL;
43  lapack_complex_float work_query;
44  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
45  LAPACKE_xerbla( "LAPACKE_ctzrzf", -1 );
46  return -1;
47  }
48 #ifndef LAPACK_DISABLE_NAN_CHECK
49  /* Optionally check input matrices for NaNs */
50  if( LAPACKE_cge_nancheck( matrix_layout, m, n, a, lda ) ) {
51  return -4;
52  }
53 #endif
54  /* Query optimal working array(s) size */
55  info = LAPACKE_ctzrzf_work( matrix_layout, m, n, a, lda, tau, &work_query,
56  lwork );
57  if( info != 0 ) {
58  goto exit_level_0;
59  }
60  lwork = LAPACK_C2INT( work_query );
61  /* Allocate memory for work arrays */
62  work = (lapack_complex_float*)
63  LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
64  if( work == NULL ) {
66  goto exit_level_0;
67  }
68  /* Call middle-level interface */
69  info = LAPACKE_ctzrzf_work( matrix_layout, m, n, a, lda, tau, work, lwork );
70  /* Release memory and exit */
71  LAPACKE_free( work );
72 exit_level_0:
73  if( info == LAPACK_WORK_MEMORY_ERROR ) {
74  LAPACKE_xerbla( "LAPACKE_ctzrzf", info );
75  }
76  return info;
77 }
lapack_int LAPACKE_ctzrzf_work(int matrix_layout, lapack_int m, lapack_int n, lapack_complex_float *a, lapack_int lda, lapack_complex_float *tau, lapack_complex_float *work, lapack_int lwork)
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:122
#define lapack_complex_float
Definition: lapacke.h:74
lapack_logical LAPACKE_cge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_float *a, lapack_int lda)
#define LAPACKE_free(p)
Definition: lapacke.h:113
#define LAPACKE_malloc(size)
Definition: lapacke.h:110
#define LAPACK_C2INT(x)
Definition: lapacke.h:116
#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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