LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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◆ LAPACKE_cposvxx()

lapack_int LAPACKE_cposvxx ( int  matrix_layout,
char  fact,
char  uplo,
lapack_int  n,
lapack_int  nrhs,
lapack_complex_float a,
lapack_int  lda,
lapack_complex_float af,
lapack_int  ldaf,
char *  equed,
float *  s,
lapack_complex_float b,
lapack_int  ldb,
lapack_complex_float x,
lapack_int  ldx,
float *  rcond,
float *  rpvgrw,
float *  berr,
lapack_int  n_err_bnds,
float *  err_bnds_norm,
float *  err_bnds_comp,
lapack_int  nparams,
float *  params 
)

Definition at line 35 of file lapacke_cposvxx.c.

45{
46 lapack_int info = 0;
47 float* rwork = NULL;
48 lapack_complex_float* work = NULL;
49 if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
50 LAPACKE_xerbla( "LAPACKE_cposvxx", -1 );
51 return -1;
52 }
53#ifndef LAPACK_DISABLE_NAN_CHECK
54 if( LAPACKE_get_nancheck() ) {
55 /* Optionally check input matrices for NaNs */
56 if( LAPACKE_cpo_nancheck( matrix_layout, uplo, n, a, lda ) ) {
57 return -6;
58 }
59 if( LAPACKE_lsame( fact, 'f' ) ) {
60 if( LAPACKE_cpo_nancheck( matrix_layout, uplo, n, af, ldaf ) ) {
61 return -8;
62 }
63 }
64 if( LAPACKE_cge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
65 return -12;
66 }
67 if( nparams>0 ) {
68 if( LAPACKE_s_nancheck( nparams, params, 1 ) ) {
69 return -23;
70 }
71 }
72 if( LAPACKE_lsame( fact, 'f' ) && LAPACKE_lsame( *equed, 'y' ) ) {
73 if( LAPACKE_s_nancheck( n, s, 1 ) ) {
74 return -11;
75 }
76 }
77 }
78#endif
79 /* Allocate memory for working array(s) */
80 rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,3*n) );
81 if( rwork == NULL ) {
83 goto exit_level_0;
84 }
85 work = (lapack_complex_float*)
86 LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,2*n) );
87 if( work == NULL ) {
89 goto exit_level_1;
90 }
91 /* Call middle-level interface */
92 info = LAPACKE_cposvxx_work( matrix_layout, fact, uplo, n, nrhs, a, lda, af,
93 ldaf, equed, s, b, ldb, x, ldx, rcond, rpvgrw,
94 berr, n_err_bnds, err_bnds_norm, err_bnds_comp,
95 nparams, params, work, rwork );
96 /* Release memory and exit */
97 LAPACKE_free( work );
98exit_level_1:
99 LAPACKE_free( rwork );
100exit_level_0:
101 if( info == LAPACK_WORK_MEMORY_ERROR ) {
102 LAPACKE_xerbla( "LAPACKE_cposvxx", info );
103 }
104 return info;
105}
#define lapack_int
Definition: lapack.h:87
#define lapack_complex_float
Definition: lapack.h:46
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:55
#define LAPACK_COL_MAJOR
Definition: lapacke.h:53
#define LAPACKE_free(p)
Definition: lapacke.h:46
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:52
lapack_int LAPACKE_cposvxx_work(int matrix_layout, char fact, char uplo, lapack_int n, lapack_int nrhs, lapack_complex_float *a, lapack_int lda, lapack_complex_float *af, lapack_int ldaf, char *equed, float *s, lapack_complex_float *b, lapack_int ldb, lapack_complex_float *x, lapack_int ldx, float *rcond, float *rpvgrw, 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)
int LAPACKE_get_nancheck(void)
#define LAPACKE_malloc(size)
Definition: lapacke.h:43
lapack_logical LAPACKE_lsame(char ca, char cb)
Definition: lapacke_lsame.c:35
void LAPACKE_xerbla(const char *name, lapack_int info)
lapack_logical LAPACKE_s_nancheck(lapack_int n, const float *x, lapack_int incx)
lapack_logical LAPACKE_cpo_nancheck(int matrix_layout, char uplo, lapack_int n, const lapack_complex_float *a, lapack_int lda)
#define MAX(x, y)
Definition: lapacke_utils.h:46
lapack_logical LAPACKE_cge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_float *a, lapack_int lda)
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