LAPACK  3.5.0
LAPACK: Linear Algebra PACKage
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lapacke_sptsvx.c File Reference
#include "lapacke_utils.h"
Include dependency graph for lapacke_sptsvx.c:

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Functions/Subroutines

lapack_int LAPACKE_sptsvx (int matrix_order, char fact, lapack_int n, lapack_int nrhs, const float *d, const float *e, float *df, float *ef, const float *b, lapack_int ldb, float *x, lapack_int ldx, float *rcond, float *ferr, float *berr)

Function/Subroutine Documentation

lapack_int LAPACKE_sptsvx ( int  matrix_order,
char  fact,
lapack_int  n,
lapack_int  nrhs,
const float *  d,
const float *  e,
float *  df,
float *  ef,
const float *  b,
lapack_int  ldb,
float *  x,
lapack_int  ldx,
float *  rcond,
float *  ferr,
float *  berr 
)

Definition at line 36 of file lapacke_sptsvx.c.

{
lapack_int info = 0;
float* work = NULL;
if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_sptsvx", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_sge_nancheck( matrix_order, n, nrhs, b, ldb ) ) {
return -9;
}
if( LAPACKE_s_nancheck( n, d, 1 ) ) {
return -5;
}
if( LAPACKE_lsame( fact, 'f' ) ) {
if( LAPACKE_s_nancheck( n, df, 1 ) ) {
return -7;
}
}
if( LAPACKE_s_nancheck( n-1, e, 1 ) ) {
return -6;
}
if( LAPACKE_lsame( fact, 'f' ) ) {
if( LAPACKE_s_nancheck( n-1, ef, 1 ) ) {
return -8;
}
}
#endif
/* Allocate memory for working array(s) */
work = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,2*n) );
if( work == NULL ) {
goto exit_level_0;
}
/* Call middle-level interface */
info = LAPACKE_sptsvx_work( matrix_order, fact, n, nrhs, d, e, df, ef, b,
ldb, x, ldx, rcond, ferr, berr, work );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_sptsvx", info );
}
return info;
}

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