LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
lapack_int LAPACKE_cgeqrt ( int  matrix_layout,
lapack_int  m,
lapack_int  n,
lapack_int  nb,
lapack_complex_float a,
lapack_int  lda,
lapack_complex_float t,
lapack_int  ldt 
)

Definition at line 36 of file lapacke_cgeqrt.c.

40 {
41  lapack_int info = 0;
42  lapack_complex_float* work = NULL;
43  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
44  LAPACKE_xerbla( "LAPACKE_cgeqrt", -1 );
45  return -1;
46  }
47 #ifndef LAPACK_DISABLE_NAN_CHECK
48  /* Optionally check input matrices for NaNs */
49  if( LAPACKE_cge_nancheck( matrix_layout, m, n, a, lda ) ) {
50  return -5;
51  }
52 #endif
53  /* Allocate memory for working array(s) */
54  work = (lapack_complex_float*)
55  LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,nb) * MAX(1,n) );
56  if( work == NULL ) {
58  goto exit_level_0;
59  }
60  /* Call middle-level interface */
61  info = LAPACKE_cgeqrt_work( matrix_layout, m, n, nb, a, lda, t, ldt, work );
62  /* Release memory and exit */
63  LAPACKE_free( work );
64 exit_level_0:
65  if( info == LAPACK_WORK_MEMORY_ERROR ) {
66  LAPACKE_xerbla( "LAPACKE_cgeqrt", info );
67  }
68  return info;
69 }
#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_int LAPACKE_cgeqrt_work(int matrix_layout, lapack_int m, lapack_int n, lapack_int nb, lapack_complex_float *a, lapack_int lda, lapack_complex_float *t, lapack_int ldt, lapack_complex_float *work)
lapack_logical LAPACKE_cge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_float *a, lapack_int lda)
#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

Here is the call graph for this function: