LAPACK  3.5.0
LAPACK: Linear Algebra PACKage
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lapacke_cherfsx.c File Reference
#include "lapacke_utils.h"
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Functions/Subroutines

lapack_int LAPACKE_cherfsx (int matrix_order, 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)

Function/Subroutine Documentation

lapack_int LAPACKE_cherfsx ( int  matrix_order,
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 
)

Definition at line 36 of file lapacke_cherfsx.c.

{
lapack_int info = 0;
float* rwork = NULL;
lapack_complex_float* work = NULL;
if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_cherfsx", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_che_nancheck( matrix_order, uplo, n, a, lda ) ) {
return -6;
}
if( LAPACKE_che_nancheck( matrix_order, uplo, n, af, ldaf ) ) {
return -8;
}
if( LAPACKE_cge_nancheck( matrix_order, n, nrhs, b, ldb ) ) {
return -12;
}
if( nparams>0 ) {
if( LAPACKE_s_nancheck( nparams, params, 1 ) ) {
return -22;
}
}
if( LAPACKE_lsame( equed, 'y' ) ) {
if( LAPACKE_s_nancheck( n, s, 1 ) ) {
return -11;
}
}
if( LAPACKE_cge_nancheck( matrix_order, n, nrhs, x, ldx ) ) {
return -14;
}
#endif
/* Allocate memory for working array(s) */
rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,3*n) );
if( rwork == NULL ) {
goto exit_level_0;
}
if( work == NULL ) {
goto exit_level_1;
}
/* Call middle-level interface */
info = LAPACKE_cherfsx_work( matrix_order, uplo, equed, n, nrhs, a, lda, af,
ldaf, ipiv, s, b, ldb, x, ldx, rcond, berr,
n_err_bnds, err_bnds_norm, err_bnds_comp,
nparams, params, work, rwork );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_1:
LAPACKE_free( rwork );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_cherfsx", info );
}
return info;
}

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