LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
lapack_int LAPACKE_zspsvx ( int  matrix_layout,
char  fact,
char  uplo,
lapack_int  n,
lapack_int  nrhs,
const lapack_complex_double ap,
lapack_complex_double afp,
lapack_int ipiv,
const lapack_complex_double b,
lapack_int  ldb,
lapack_complex_double x,
lapack_int  ldx,
double *  rcond,
double *  ferr,
double *  berr 
)

Definition at line 36 of file lapacke_zspsvx.c.

42 {
43  lapack_int info = 0;
44  double* rwork = NULL;
45  lapack_complex_double* work = NULL;
46  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
47  LAPACKE_xerbla( "LAPACKE_zspsvx", -1 );
48  return -1;
49  }
50 #ifndef LAPACK_DISABLE_NAN_CHECK
51  /* Optionally check input matrices for NaNs */
52  if( LAPACKE_lsame( fact, 'f' ) ) {
53  if( LAPACKE_zsp_nancheck( n, afp ) ) {
54  return -7;
55  }
56  }
57  if( LAPACKE_zsp_nancheck( n, ap ) ) {
58  return -6;
59  }
60  if( LAPACKE_zge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
61  return -9;
62  }
63 #endif
64  /* Allocate memory for working array(s) */
65  rwork = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,n) );
66  if( rwork == NULL ) {
68  goto exit_level_0;
69  }
70  work = (lapack_complex_double*)
71  LAPACKE_malloc( sizeof(lapack_complex_double) * MAX(1,2*n) );
72  if( work == NULL ) {
74  goto exit_level_1;
75  }
76  /* Call middle-level interface */
77  info = LAPACKE_zspsvx_work( matrix_layout, fact, uplo, n, nrhs, ap, afp,
78  ipiv, b, ldb, x, ldx, rcond, ferr, berr, work,
79  rwork );
80  /* Release memory and exit */
81  LAPACKE_free( work );
82 exit_level_1:
83  LAPACKE_free( rwork );
84 exit_level_0:
85  if( info == LAPACK_WORK_MEMORY_ERROR ) {
86  LAPACKE_xerbla( "LAPACKE_zspsvx", info );
87  }
88  return info;
89 }
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:122
#define lapack_complex_double
Definition: lapacke.h:90
#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
lapack_logical LAPACKE_lsame(char ca, char cb)
Definition: lapacke_lsame.c:36
lapack_logical LAPACKE_zsp_nancheck(lapack_int n, const lapack_complex_double *ap)
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
lapack_int LAPACKE_zspsvx_work(int matrix_layout, char fact, char uplo, lapack_int n, lapack_int nrhs, const lapack_complex_double *ap, lapack_complex_double *afp, lapack_int *ipiv, const lapack_complex_double *b, lapack_int ldb, lapack_complex_double *x, lapack_int ldx, double *rcond, double *ferr, double *berr, lapack_complex_double *work, double *rwork)
#define lapack_int
Definition: lapacke.h:47
lapack_logical LAPACKE_zge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_double *a, lapack_int lda)

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