LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
lapacke_sposvxx.c
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28 *****************************************************************************
29 * Contents: Native high-level C interface to LAPACK function sposvxx
30 * Author: Intel Corporation
31 * Generated November 2015
32 *****************************************************************************/
33 
34 #include "lapacke_utils.h"
35 
36 lapack_int LAPACKE_sposvxx( int matrix_layout, char fact, char uplo,
37  lapack_int n, lapack_int nrhs, float* a,
38  lapack_int lda, float* af, lapack_int ldaf,
39  char* equed, float* s, float* b, lapack_int ldb,
40  float* x, lapack_int ldx, float* rcond,
41  float* rpvgrw, float* berr, lapack_int n_err_bnds,
42  float* err_bnds_norm, float* err_bnds_comp,
43  lapack_int nparams, float* params )
44 {
45  lapack_int info = 0;
46  lapack_int* iwork = NULL;
47  float* work = NULL;
48  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
49  LAPACKE_xerbla( "LAPACKE_sposvxx", -1 );
50  return -1;
51  }
52 #ifndef LAPACK_DISABLE_NAN_CHECK
53  /* Optionally check input matrices for NaNs */
54  if( LAPACKE_spo_nancheck( matrix_layout, uplo, n, a, lda ) ) {
55  return -6;
56  }
57  if( LAPACKE_lsame( fact, 'f' ) ) {
58  if( LAPACKE_spo_nancheck( matrix_layout, uplo, n, af, ldaf ) ) {
59  return -8;
60  }
61  }
62  if( LAPACKE_sge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
63  return -12;
64  }
65  if( nparams>0 ) {
66  if( LAPACKE_s_nancheck( nparams, params, 1 ) ) {
67  return -23;
68  }
69  }
70  if( LAPACKE_lsame( fact, 'f' ) && LAPACKE_lsame( *equed, 'y' ) ) {
71  if( LAPACKE_s_nancheck( n, s, 1 ) ) {
72  return -11;
73  }
74  }
75 #endif
76  /* Allocate memory for working array(s) */
77  iwork = (lapack_int*)LAPACKE_malloc( sizeof(lapack_int) * MAX(1,n) );
78  if( iwork == NULL ) {
80  goto exit_level_0;
81  }
82  work = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,4*n) );
83  if( work == NULL ) {
85  goto exit_level_1;
86  }
87  /* Call middle-level interface */
88  info = LAPACKE_sposvxx_work( matrix_layout, fact, uplo, n, nrhs, a, lda, af,
89  ldaf, equed, s, b, ldb, x, ldx, rcond, rpvgrw,
90  berr, n_err_bnds, err_bnds_norm, err_bnds_comp,
91  nparams, params, work, iwork );
92  /* Release memory and exit */
93  LAPACKE_free( work );
94 exit_level_1:
95  LAPACKE_free( iwork );
96 exit_level_0:
97  if( info == LAPACK_WORK_MEMORY_ERROR ) {
98  LAPACKE_xerbla( "LAPACKE_sposvxx", info );
99  }
100  return info;
101 }
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:122
lapack_logical LAPACKE_sge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const float *a, lapack_int lda)
lapack_logical LAPACKE_s_nancheck(lapack_int n, const float *x, lapack_int incx)
#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_spo_nancheck(int matrix_layout, char uplo, lapack_int n, const 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
lapack_int LAPACKE_sposvxx(int matrix_layout, char fact, char uplo, lapack_int n, lapack_int nrhs, float *a, lapack_int lda, float *af, lapack_int ldaf, char *equed, float *s, float *b, lapack_int ldb, 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_int LAPACKE_sposvxx_work(int matrix_layout, char fact, char uplo, lapack_int n, lapack_int nrhs, float *a, lapack_int lda, float *af, lapack_int ldaf, char *equed, float *s, float *b, lapack_int ldb, 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, float *work, lapack_int *iwork)