LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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◆ LAPACKE_csyrfsx_work()

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 35 of file lapacke_csyrfsx_work.c.

47{
48 lapack_int info = 0;
49 if( matrix_layout == LAPACK_COL_MAJOR ) {
50 /* Call LAPACK function and adjust info */
51 LAPACK_csyrfsx( &uplo, &equed, &n, &nrhs, a, &lda, af, &ldaf, ipiv, s,
52 b, &ldb, x, &ldx, rcond, berr, &n_err_bnds,
53 err_bnds_norm, err_bnds_comp, &nparams, params, work,
54 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_csyrfsx_work", info );
73 return info;
74 }
75 if( ldaf < n ) {
76 info = -9;
77 LAPACKE_xerbla( "LAPACKE_csyrfsx_work", info );
78 return info;
79 }
80 if( ldb < nrhs ) {
81 info = -13;
82 LAPACKE_xerbla( "LAPACKE_csyrfsx_work", info );
83 return info;
84 }
85 if( ldx < nrhs ) {
86 info = -15;
87 LAPACKE_xerbla( "LAPACKE_csyrfsx_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 ) {
94 info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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 ) {
100 info = LAPACK_TRANSPOSE_MEMORY_ERROR;
101 goto exit_level_1;
102 }
103 b_t = (lapack_complex_float*)
104 LAPACKE_malloc( sizeof(lapack_complex_float) *
105 ldb_t * MAX(1,nrhs) );
106 if( b_t == NULL ) {
107 info = LAPACK_TRANSPOSE_MEMORY_ERROR;
108 goto exit_level_2;
109 }
110 x_t = (lapack_complex_float*)
111 LAPACKE_malloc( sizeof(lapack_complex_float) *
112 ldx_t * MAX(1,nrhs) );
113 if( x_t == NULL ) {
114 info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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 ) {
120 info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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 ) {
126 info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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_csyrfsx( &uplo, &equed, &n, &nrhs, a_t, &lda_t, af_t, &ldaf_t,
136 ipiv, s, b_t, &ldb_t, x_t, &ldx_t, rcond, berr,
137 &n_err_bnds, err_bnds_norm_t, err_bnds_comp_t, &nparams,
138 params, 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 );
150exit_level_5:
151 LAPACKE_free( err_bnds_norm_t );
152exit_level_4:
153 LAPACKE_free( x_t );
154exit_level_3:
155 LAPACKE_free( b_t );
156exit_level_2:
157 LAPACKE_free( af_t );
158exit_level_1:
159 LAPACKE_free( a_t );
160exit_level_0:
161 if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
162 LAPACKE_xerbla( "LAPACKE_csyrfsx_work", info );
163 }
164 } else {
165 info = -1;
166 LAPACKE_xerbla( "LAPACKE_csyrfsx_work", info );
167 }
168 return info;
169}
LAPACK_csyrfsx
#define LAPACK_csyrfsx(...)
Definition: lapack.h:17701
lapack_int
#define lapack_int
Definition: lapack.h:87
lapack_complex_float
#define lapack_complex_float
Definition: lapack.h:46
LAPACK_COL_MAJOR
#define LAPACK_COL_MAJOR
Definition: lapacke.h:53
LAPACKE_free
#define LAPACKE_free(p)
Definition: lapacke.h:46
LAPACK_ROW_MAJOR
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:52
LAPACKE_malloc
#define LAPACKE_malloc(size)
Definition: lapacke.h:43
LAPACK_TRANSPOSE_MEMORY_ERROR
#define LAPACK_TRANSPOSE_MEMORY_ERROR
Definition: lapacke.h:56
LAPACKE_xerbla
void LAPACKE_xerbla(const char *name, lapack_int info)
Definition: lapacke_xerbla.c:36
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:39
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:39
MAX
#define MAX(x, y)
Definition: lapacke_utils.h:46
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:39
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