LAPACK  3.10.0
LAPACK: Linear Algebra PACKage

◆ LAPACKE_csytri2x()

lapack_int LAPACKE_csytri2x ( int  matrix_layout,
char  uplo,
lapack_int  n,
lapack_complex_float a,
lapack_int  lda,
const lapack_int ipiv,
lapack_int  nb 
)

Definition at line 35 of file lapacke_csytri2x.c.

38 {
39  lapack_int info = 0;
40  lapack_complex_float* work = NULL;
41  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
42  LAPACKE_xerbla( "LAPACKE_csytri2x", -1 );
43  return -1;
44  }
45 #ifndef LAPACK_DISABLE_NAN_CHECK
46  if( LAPACKE_get_nancheck() ) {
47  /* Optionally check input matrices for NaNs */
48  if( LAPACKE_csy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
49  return -4;
50  }
51  }
52 #endif
53  /* Allocate memory for working array(s) */
54  work = (lapack_complex_float*)
55  LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,n+nb+1)*(+1) );
56  if( work == NULL ) {
58  goto exit_level_0;
59  }
60  /* Call middle-level interface */
61  info = LAPACKE_csytri2x_work( matrix_layout, uplo, n, a, lda, ipiv, work,
62  nb );
63  /* Release memory and exit */
64  LAPACKE_free( work );
65 exit_level_0:
66  if( info == LAPACK_WORK_MEMORY_ERROR ) {
67  LAPACKE_xerbla( "LAPACKE_csytri2x", info );
68  }
69  return info;
70 }
#define lapack_int
Definition: lapack.h:83
#define lapack_complex_float
Definition: lapack.h:45
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:55
#define LAPACK_COL_MAJOR
Definition: lapacke.h:53
#define LAPACKE_free(p)
Definition: lapacke.h:46
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:52
lapack_int LAPACKE_csytri2x_work(int matrix_layout, char uplo, lapack_int n, lapack_complex_float *a, lapack_int lda, const lapack_int *ipiv, lapack_complex_float *work, lapack_int nb)
int LAPACKE_get_nancheck(void)
#define LAPACKE_malloc(size)
Definition: lapacke.h:43
void LAPACKE_xerbla(const char *name, lapack_int info)
#define MAX(x, y)
Definition: lapacke_utils.h:46
lapack_logical LAPACKE_csy_nancheck(int matrix_layout, char uplo, lapack_int n, const lapack_complex_float *a, lapack_int lda)
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