LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
lapack_int LAPACKE_csyrfsx_work ( int  matrix_layout,
char  uplo,
char  equed,
lapack_int  n,
lapack_int  nrhs,
const lapack_complex_float *  a,
lapack_int  lda,
const lapack_complex_float *  af,
lapack_int  ldaf,
const lapack_int *  ipiv,
const float *  s,
const lapack_complex_float *  b,
lapack_int  ldb,
lapack_complex_float *  x,
lapack_int  ldx,
float *  rcond,
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 
)

Definition at line 36 of file lapacke_csyrfsx_work.c.

48 {
49  lapack_int info = 0;
50  if( matrix_layout == LAPACK_COL_MAJOR ) {
51  /* Call LAPACK function and adjust info */
52  LAPACK_csyrfsx( &uplo, &equed, &n, &nrhs, a, &lda, af, &ldaf, ipiv, s,
53  b, &ldb, x, &ldx, rcond, berr, &n_err_bnds,
54  err_bnds_norm, err_bnds_comp, &nparams, params, work,
55  rwork, &info );
56  if( info < 0 ) {
57  info = info - 1;
58  }
59  } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
60  lapack_int lda_t = MAX(1,n);
61  lapack_int ldaf_t = MAX(1,n);
62  lapack_int ldb_t = MAX(1,n);
63  lapack_int ldx_t = MAX(1,n);
64  lapack_complex_float* a_t = NULL;
65  lapack_complex_float* af_t = NULL;
66  lapack_complex_float* b_t = NULL;
67  lapack_complex_float* x_t = NULL;
68  float* err_bnds_norm_t = NULL;
69  float* err_bnds_comp_t = NULL;
70  /* Check leading dimension(s) */
71  if( lda < n ) {
72  info = -7;
73  LAPACKE_xerbla( "LAPACKE_csyrfsx_work", info );
74  return info;
75  }
76  if( ldaf < n ) {
77  info = -9;
78  LAPACKE_xerbla( "LAPACKE_csyrfsx_work", info );
79  return info;
80  }
81  if( ldb < nrhs ) {
82  info = -13;
83  LAPACKE_xerbla( "LAPACKE_csyrfsx_work", info );
84  return info;
85  }
86  if( ldx < nrhs ) {
87  info = -15;
88  LAPACKE_xerbla( "LAPACKE_csyrfsx_work", info );
89  return info;
90  }
91  /* Allocate memory for temporary array(s) */
92  a_t = (lapack_complex_float*)
93  LAPACKE_malloc( sizeof(lapack_complex_float) * lda_t * MAX(1,n) );
94  if( a_t == NULL ) {
95  info = LAPACK_TRANSPOSE_MEMORY_ERROR;
96  goto exit_level_0;
97  }
98  af_t = (lapack_complex_float*)
99  LAPACKE_malloc( sizeof(lapack_complex_float) * ldaf_t * MAX(1,n) );
100  if( af_t == NULL ) {
101  info = LAPACK_TRANSPOSE_MEMORY_ERROR;
102  goto exit_level_1;
103  }
104  b_t = (lapack_complex_float*)
105  LAPACKE_malloc( sizeof(lapack_complex_float) *
106  ldb_t * MAX(1,nrhs) );
107  if( b_t == NULL ) {
108  info = LAPACK_TRANSPOSE_MEMORY_ERROR;
109  goto exit_level_2;
110  }
111  x_t = (lapack_complex_float*)
112  LAPACKE_malloc( sizeof(lapack_complex_float) *
113  ldx_t * MAX(1,nrhs) );
114  if( x_t == NULL ) {
115  info = LAPACK_TRANSPOSE_MEMORY_ERROR;
116  goto exit_level_3;
117  }
118  err_bnds_norm_t = (float*)
119  LAPACKE_malloc( sizeof(float) * nrhs * MAX(1,n_err_bnds) );
120  if( err_bnds_norm_t == NULL ) {
121  info = LAPACK_TRANSPOSE_MEMORY_ERROR;
122  goto exit_level_4;
123  }
124  err_bnds_comp_t = (float*)
125  LAPACKE_malloc( sizeof(float) * nrhs * MAX(1,n_err_bnds) );
126  if( err_bnds_comp_t == NULL ) {
127  info = LAPACK_TRANSPOSE_MEMORY_ERROR;
128  goto exit_level_5;
129  }
130  /* Transpose input matrices */
131  LAPACKE_csy_trans( matrix_layout, uplo, n, a, lda, a_t, lda_t );
132  LAPACKE_csy_trans( matrix_layout, uplo, n, af, ldaf, af_t, ldaf_t );
133  LAPACKE_cge_trans( matrix_layout, n, nrhs, b, ldb, b_t, ldb_t );
134  LAPACKE_cge_trans( matrix_layout, n, nrhs, x, ldx, x_t, ldx_t );
135  /* Call LAPACK function and adjust info */
136  LAPACK_csyrfsx( &uplo, &equed, &n, &nrhs, a_t, &lda_t, af_t, &ldaf_t,
137  ipiv, s, b_t, &ldb_t, x_t, &ldx_t, rcond, berr,
138  &n_err_bnds, err_bnds_norm_t, err_bnds_comp_t, &nparams,
139  params, work, rwork, &info );
140  if( info < 0 ) {
141  info = info - 1;
142  }
143  /* Transpose output matrices */
144  LAPACKE_cge_trans( LAPACK_COL_MAJOR, n, nrhs, x_t, ldx_t, x, ldx );
145  LAPACKE_sge_trans( LAPACK_COL_MAJOR, nrhs, n_err_bnds, err_bnds_norm_t,
146  nrhs, err_bnds_norm, nrhs );
147  LAPACKE_sge_trans( LAPACK_COL_MAJOR, nrhs, n_err_bnds, err_bnds_comp_t,
148  nrhs, err_bnds_comp, nrhs );
149  /* Release memory and exit */
150  LAPACKE_free( err_bnds_comp_t );
151 exit_level_5:
152  LAPACKE_free( err_bnds_norm_t );
153 exit_level_4:
154  LAPACKE_free( x_t );
155 exit_level_3:
156  LAPACKE_free( b_t );
157 exit_level_2:
158  LAPACKE_free( af_t );
159 exit_level_1:
160  LAPACKE_free( a_t );
161 exit_level_0:
162  if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
163  LAPACKE_xerbla( "LAPACKE_csyrfsx_work", info );
164  }
165  } else {
166  info = -1;
167  LAPACKE_xerbla( "LAPACKE_csyrfsx_work", info );
168  }
169  return info;
170 }
LAPACKE_cge_trans
void LAPACKE_cge_trans(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_float *in, lapack_int ldin, lapack_complex_float *out, lapack_int ldout)
Definition: lapacke_cge_trans.c:40
LAPACK_ROW_MAJOR
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
LAPACK_csyrfsx
void LAPACK_csyrfsx(char *uplo, char *equed, lapack_int *n, lapack_int *nrhs, const lapack_complex_float *a, lapack_int *lda, const lapack_complex_float *af, lapack_int *ldaf, const lapack_int *ipiv, const float *s, const lapack_complex_float *b, lapack_int *ldb, lapack_complex_float *x, lapack_int *ldx, float *rcond, 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, lapack_int *info)
lapack_complex_float
#define lapack_complex_float
Definition: lapacke.h:74
LAPACKE_sge_trans
void LAPACKE_sge_trans(int matrix_layout, lapack_int m, lapack_int n, const float *in, lapack_int ldin, float *out, lapack_int ldout)
Definition: lapacke_sge_trans.c:40
MAX
#define MAX(x, y)
Definition: lapacke_utils.h:47
LAPACKE_free
#define LAPACKE_free(p)
Definition: lapacke.h:113
LAPACKE_malloc
#define LAPACKE_malloc(size)
Definition: lapacke.h:110
LAPACKE_csy_trans
void LAPACKE_csy_trans(int matrix_layout, char uplo, lapack_int n, const lapack_complex_float *in, lapack_int ldin, lapack_complex_float *out, lapack_int ldout)
Definition: lapacke_csy_trans.c:40
LAPACK_COL_MAJOR
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
LAPACKE_xerbla
void LAPACKE_xerbla(const char *name, lapack_int info)
Definition: lapacke_xerbla.c:37
lapack_int
#define lapack_int
Definition: lapacke.h:47
LAPACK_TRANSPOSE_MEMORY_ERROR
#define LAPACK_TRANSPOSE_MEMORY_ERROR
Definition: lapacke.h:123

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