LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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◆ LAPACKE_ctrsna_work()

lapack_int LAPACKE_ctrsna_work ( int  matrix_layout,
char  job,
char  howmny,
const lapack_logical *  select,
lapack_int  n,
const lapack_complex_float *  t,
lapack_int  ldt,
const lapack_complex_float *  vl,
lapack_int  ldvl,
const lapack_complex_float *  vr,
lapack_int  ldvr,
float *  s,
float *  sep,
lapack_int  mm,
lapack_int *  m,
lapack_complex_float *  work,
lapack_int  ldwork,
float *  rwork 
)

Definition at line 35 of file lapacke_ctrsna_work.c.

43{
44 lapack_int info = 0;
45 if( matrix_layout == LAPACK_COL_MAJOR ) {
46 /* Call LAPACK function and adjust info */
47 LAPACK_ctrsna( &job, &howmny, select, &n, t, &ldt, vl, &ldvl, vr, &ldvr,
48 s, sep, &mm, m, work, &ldwork, rwork, &info );
49 if( info < 0 ) {
50 info = info - 1;
51 }
52 } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
53 lapack_int ldt_t = MAX(1,n);
54 lapack_int ldvl_t = MAX(1,n);
55 lapack_int ldvr_t = MAX(1,n);
56 lapack_complex_float* t_t = NULL;
57 lapack_complex_float* vl_t = NULL;
58 lapack_complex_float* vr_t = NULL;
59 /* Check leading dimension(s) */
60 if( ldt < n ) {
61 info = -7;
62 LAPACKE_xerbla( "LAPACKE_ctrsna_work", info );
63 return info;
64 }
65 if( ldvl < mm ) {
66 info = -9;
67 LAPACKE_xerbla( "LAPACKE_ctrsna_work", info );
68 return info;
69 }
70 if( ldvr < mm ) {
71 info = -11;
72 LAPACKE_xerbla( "LAPACKE_ctrsna_work", info );
73 return info;
74 }
75 /* Allocate memory for temporary array(s) */
76 t_t = (lapack_complex_float*)
77 LAPACKE_malloc( sizeof(lapack_complex_float) * ldt_t * MAX(1,n) );
78 if( t_t == NULL ) {
79 info = LAPACK_TRANSPOSE_MEMORY_ERROR;
80 goto exit_level_0;
81 }
82 if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'e' ) ) {
83 vl_t = (lapack_complex_float*)
84 LAPACKE_malloc( sizeof(lapack_complex_float) *
85 ldvl_t * MAX(1,mm) );
86 if( vl_t == NULL ) {
87 info = LAPACK_TRANSPOSE_MEMORY_ERROR;
88 goto exit_level_1;
89 }
90 }
91 if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'e' ) ) {
92 vr_t = (lapack_complex_float*)
93 LAPACKE_malloc( sizeof(lapack_complex_float) *
94 ldvr_t * MAX(1,mm) );
95 if( vr_t == NULL ) {
96 info = LAPACK_TRANSPOSE_MEMORY_ERROR;
97 goto exit_level_2;
98 }
99 }
100 /* Transpose input matrices */
101 LAPACKE_cge_trans( matrix_layout, n, n, t, ldt, t_t, ldt_t );
102 if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'e' ) ) {
103 LAPACKE_cge_trans( matrix_layout, n, mm, vl, ldvl, vl_t, ldvl_t );
104 }
105 if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'e' ) ) {
106 LAPACKE_cge_trans( matrix_layout, n, mm, vr, ldvr, vr_t, ldvr_t );
107 }
108 /* Call LAPACK function and adjust info */
109 LAPACK_ctrsna( &job, &howmny, select, &n, t_t, &ldt_t, vl_t, &ldvl_t,
110 vr_t, &ldvr_t, s, sep, &mm, m, work, &ldwork, rwork,
111 &info );
112 if( info < 0 ) {
113 info = info - 1;
114 }
115 /* Release memory and exit */
116 if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'e' ) ) {
117 LAPACKE_free( vr_t );
118 }
119exit_level_2:
120 if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'e' ) ) {
121 LAPACKE_free( vl_t );
122 }
123exit_level_1:
124 LAPACKE_free( t_t );
125exit_level_0:
126 if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
127 LAPACKE_xerbla( "LAPACKE_ctrsna_work", info );
128 }
129 } else {
130 info = -1;
131 LAPACKE_xerbla( "LAPACKE_ctrsna_work", info );
132 }
133 return info;
134}
lapack_int
#define lapack_int
Definition: lapack.h:87
LAPACK_ctrsna
#define LAPACK_ctrsna(...)
Definition: lapack.h:21855
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_lsame
lapack_logical LAPACKE_lsame(char ca, char cb)
Definition: lapacke_lsame.c:35
LAPACKE_xerbla
void LAPACKE_xerbla(const char *name, lapack_int info)
Definition: lapacke_xerbla.c:36
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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