LAPACK  3.8.0
LAPACK: Linear Algebra PACKage

◆ LAPACKE_cporfsx_work()

lapack_int LAPACKE_cporfsx_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 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_cporfsx_work.c.

48 {
49  lapack_int info = 0;
50  if( matrix_layout == LAPACK_COL_MAJOR ) {
51  /* Call LAPACK function and adjust info */
52  LAPACK_cporfsx( &uplo, &equed, &n, &nrhs, a, &lda, af, &ldaf, s, b,
53  &ldb, x, &ldx, rcond, berr, &n_err_bnds, err_bnds_norm,
54  err_bnds_comp, &nparams, params, work, rwork, &info );
55  if( info < 0 ) {
56  info = info - 1;
57  }
58  } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
59  lapack_int lda_t = MAX(1,n);
60  lapack_int ldaf_t = MAX(1,n);
61  lapack_int ldb_t = MAX(1,n);
62  lapack_int ldx_t = MAX(1,n);
63  lapack_complex_float* a_t = NULL;
64  lapack_complex_float* af_t = NULL;
65  lapack_complex_float* b_t = NULL;
66  lapack_complex_float* x_t = NULL;
67  float* err_bnds_norm_t = NULL;
68  float* err_bnds_comp_t = NULL;
69  /* Check leading dimension(s) */
70  if( lda < n ) {
71  info = -7;
72  LAPACKE_xerbla( "LAPACKE_cporfsx_work", info );
73  return info;
74  }
75  if( ldaf < n ) {
76  info = -9;
77  LAPACKE_xerbla( "LAPACKE_cporfsx_work", info );
78  return info;
79  }
80  if( ldb < nrhs ) {
81  info = -12;
82  LAPACKE_xerbla( "LAPACKE_cporfsx_work", info );
83  return info;
84  }
85  if( ldx < nrhs ) {
86  info = -14;
87  LAPACKE_xerbla( "LAPACKE_cporfsx_work", info );
88  return info;
89  }
90  /* Allocate memory for temporary array(s) */
91  a_t = (lapack_complex_float*)
92  LAPACKE_malloc( sizeof(lapack_complex_float) * lda_t * MAX(1,n) );
93  if( a_t == NULL ) {
95  goto exit_level_0;
96  }
97  af_t = (lapack_complex_float*)
98  LAPACKE_malloc( sizeof(lapack_complex_float) * ldaf_t * MAX(1,n) );
99  if( af_t == NULL ) {
101  goto exit_level_1;
102  }
103  b_t = (lapack_complex_float*)
105  ldb_t * MAX(1,nrhs) );
106  if( b_t == NULL ) {
108  goto exit_level_2;
109  }
110  x_t = (lapack_complex_float*)
112  ldx_t * MAX(1,nrhs) );
113  if( x_t == NULL ) {
115  goto exit_level_3;
116  }
117  err_bnds_norm_t = (float*)
118  LAPACKE_malloc( sizeof(float) * nrhs * MAX(1,n_err_bnds) );
119  if( err_bnds_norm_t == NULL ) {
121  goto exit_level_4;
122  }
123  err_bnds_comp_t = (float*)
124  LAPACKE_malloc( sizeof(float) * nrhs * MAX(1,n_err_bnds) );
125  if( err_bnds_comp_t == NULL ) {
127  goto exit_level_5;
128  }
129  /* Transpose input matrices */
130  LAPACKE_csy_trans( matrix_layout, uplo, n, a, lda, a_t, lda_t );
131  LAPACKE_csy_trans( matrix_layout, uplo, n, af, ldaf, af_t, ldaf_t );
132  LAPACKE_cge_trans( matrix_layout, n, nrhs, b, ldb, b_t, ldb_t );
133  LAPACKE_cge_trans( matrix_layout, n, nrhs, x, ldx, x_t, ldx_t );
134  /* Call LAPACK function and adjust info */
135  LAPACK_cporfsx( &uplo, &equed, &n, &nrhs, a_t, &lda_t, af_t, &ldaf_t, s,
136  b_t, &ldb_t, x_t, &ldx_t, rcond, berr, &n_err_bnds,
137  err_bnds_norm_t, err_bnds_comp_t, &nparams, params,
138  work, rwork, &info );
139  if( info < 0 ) {
140  info = info - 1;
141  }
142  /* Transpose output matrices */
143  LAPACKE_cge_trans( LAPACK_COL_MAJOR, n, nrhs, x_t, ldx_t, x, ldx );
144  LAPACKE_sge_trans( LAPACK_COL_MAJOR, nrhs, n_err_bnds, err_bnds_norm_t,
145  nrhs, err_bnds_norm, nrhs );
146  LAPACKE_sge_trans( LAPACK_COL_MAJOR, nrhs, n_err_bnds, err_bnds_comp_t,
147  nrhs, err_bnds_comp, nrhs );
148  /* Release memory and exit */
149  LAPACKE_free( err_bnds_comp_t );
150 exit_level_5:
151  LAPACKE_free( err_bnds_norm_t );
152 exit_level_4:
153  LAPACKE_free( x_t );
154 exit_level_3:
155  LAPACKE_free( b_t );
156 exit_level_2:
157  LAPACKE_free( af_t );
158 exit_level_1:
159  LAPACKE_free( a_t );
160 exit_level_0:
161  if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
162  LAPACKE_xerbla( "LAPACKE_cporfsx_work", info );
163  }
164  } else {
165  info = -1;
166  LAPACKE_xerbla( "LAPACKE_cporfsx_work", info );
167  }
168  return info;
169 }
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)
void LAPACK_cporfsx(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 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)
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
#define LAPACKE_free(p)
Definition: lapacke.h:113
#define lapack_complex_float
Definition: lapacke.h:74
void LAPACKE_sge_trans(int matrix_layout, lapack_int m, lapack_int n, const float *in, lapack_int ldin, float *out, lapack_int ldout)
#define MAX(x, y)
Definition: lapacke_utils.h:47
#define LAPACKE_malloc(size)
Definition: lapacke.h:110
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)
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
#define lapack_int
Definition: lapacke.h:47
#define LAPACK_TRANSPOSE_MEMORY_ERROR
Definition: lapacke.h:123
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