LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
lapack_int LAPACKE_cposvxx ( int  matrix_layout,
char  fact,
char  uplo,
lapack_int  n,
lapack_int  nrhs,
lapack_complex_float a,
lapack_int  lda,
lapack_complex_float af,
lapack_int  ldaf,
char *  equed,
float *  s,
lapack_complex_float b,
lapack_int  ldb,
lapack_complex_float x,
lapack_int  ldx,
float *  rcond,
float *  rpvgrw,
float *  berr,
lapack_int  n_err_bnds,
float *  err_bnds_norm,
float *  err_bnds_comp,
lapack_int  nparams,
float *  params 
)

Definition at line 36 of file lapacke_cposvxx.c.

46 {
47  lapack_int info = 0;
48  float* rwork = NULL;
49  lapack_complex_float* work = NULL;
50  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
51  LAPACKE_xerbla( "LAPACKE_cposvxx", -1 );
52  return -1;
53  }
54 #ifndef LAPACK_DISABLE_NAN_CHECK
55  /* Optionally check input matrices for NaNs */
56  if( LAPACKE_cpo_nancheck( matrix_layout, uplo, n, a, lda ) ) {
57  return -6;
58  }
59  if( LAPACKE_lsame( fact, 'f' ) ) {
60  if( LAPACKE_cpo_nancheck( matrix_layout, uplo, n, af, ldaf ) ) {
61  return -8;
62  }
63  }
64  if( LAPACKE_cge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
65  return -12;
66  }
67  if( nparams>0 ) {
68  if( LAPACKE_s_nancheck( nparams, params, 1 ) ) {
69  return -23;
70  }
71  }
72  if( LAPACKE_lsame( fact, 'f' ) && LAPACKE_lsame( *equed, 'y' ) ) {
73  if( LAPACKE_s_nancheck( n, s, 1 ) ) {
74  return -11;
75  }
76  }
77 #endif
78  /* Allocate memory for working array(s) */
79  rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,3*n) );
80  if( rwork == NULL ) {
82  goto exit_level_0;
83  }
84  work = (lapack_complex_float*)
85  LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,2*n) );
86  if( work == NULL ) {
88  goto exit_level_1;
89  }
90  /* Call middle-level interface */
91  info = LAPACKE_cposvxx_work( matrix_layout, fact, uplo, n, nrhs, a, lda, af,
92  ldaf, equed, s, b, ldb, x, ldx, rcond, rpvgrw,
93  berr, n_err_bnds, err_bnds_norm, err_bnds_comp,
94  nparams, params, work, rwork );
95  /* Release memory and exit */
96  LAPACKE_free( work );
97 exit_level_1:
98  LAPACKE_free( rwork );
99 exit_level_0:
100  if( info == LAPACK_WORK_MEMORY_ERROR ) {
101  LAPACKE_xerbla( "LAPACKE_cposvxx", info );
102  }
103  return info;
104 }
lapack_int LAPACKE_cposvxx_work(int matrix_layout, char fact, char uplo, lapack_int n, lapack_int nrhs, lapack_complex_float *a, lapack_int lda, lapack_complex_float *af, lapack_int ldaf, char *equed, float *s, lapack_complex_float *b, lapack_int ldb, lapack_complex_float *x, lapack_int ldx, float *rcond, float *rpvgrw, float *berr, lapack_int n_err_bnds, float *err_bnds_norm, float *err_bnds_comp, lapack_int nparams, float *params, lapack_complex_float *work, float *rwork)
#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_s_nancheck(lapack_int n, const float *x, lapack_int incx)
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
lapack_logical LAPACKE_cpo_nancheck(int matrix_layout, char uplo, lapack_int n, const lapack_complex_float *a, lapack_int lda)
lapack_logical LAPACKE_lsame(char ca, char cb)
Definition: lapacke_lsame.c:36
#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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