LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
lapacke_csyrfsx_work.c
Go to the documentation of this file.
1 /*****************************************************************************
2  Copyright (c) 2014, Intel Corp.
3  All rights reserved.
4 
5  Redistribution and use in source and binary forms, with or without
6  modification, are permitted provided that the following conditions are met:
7 
8  * Redistributions of source code must retain the above copyright notice,
9  this list of conditions and the following disclaimer.
10  * Redistributions in binary form must reproduce the above copyright
11  notice, this list of conditions and the following disclaimer in the
12  documentation and/or other materials provided with the distribution.
13  * Neither the name of Intel Corporation nor the names of its contributors
14  may be used to endorse or promote products derived from this software
15  without specific prior written permission.
16 
17  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
21  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
27  THE POSSIBILITY OF SUCH DAMAGE.
28 *****************************************************************************
29 * Contents: Native middle-level C interface to LAPACK function csyrfsx
30 * Author: Intel Corporation
31 * Generated November 2015
32 *****************************************************************************/
33 
34 #include "lapacke_utils.h"
35 
36 lapack_int LAPACKE_csyrfsx_work( int matrix_layout, char uplo, char equed,
37  lapack_int n, lapack_int nrhs,
38  const lapack_complex_float* a, lapack_int lda,
39  const lapack_complex_float* af,
40  lapack_int ldaf, const lapack_int* ipiv,
41  const float* s, const lapack_complex_float* b,
43  lapack_int ldx, float* rcond, float* berr,
44  lapack_int n_err_bnds, float* err_bnds_norm,
45  float* err_bnds_comp, lapack_int nparams,
46  float* params, lapack_complex_float* work,
47  float* rwork )
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 ) {
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 ) {
102  goto exit_level_1;
103  }
104  b_t = (lapack_complex_float*)
106  ldb_t * MAX(1,nrhs) );
107  if( b_t == NULL ) {
109  goto exit_level_2;
110  }
111  x_t = (lapack_complex_float*)
113  ldx_t * MAX(1,nrhs) );
114  if( x_t == NULL ) {
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 ) {
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 ) {
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 }
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)
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
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)
#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_free(p)
Definition: lapacke.h:113
#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)
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)
#define lapack_int
Definition: lapacke.h:47
#define LAPACK_TRANSPOSE_MEMORY_ERROR
Definition: lapacke.h:123