lapack_int LAPACKE_dsytri( int matrix_order, char uplo, lapack_int n, double* a,
lapack_int lda, const lapack_int* ipiv )
{
lapack_int info = 0;
double* work = NULL;
if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_dsytri", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_dsy_nancheck( matrix_order, uplo, n, a, lda ) ) {
return -4;
}
#endif
/* Allocate memory for working array(s) */
work = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,2*n) );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
/* Call middle-level interface */
info = LAPACKE_dsytri_work( matrix_order, uplo, n, a, lda, ipiv, work );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_dsytri", info );
}
return info;
}
lapack_int LAPACKE_dsytrf_aa_2stage( int matrix_layout, char uplo, lapack_int n,
double* a, lapack_int lda,
double* tb, lapack_int ltb,
lapack_int* ipiv, lapack_int* ipiv2 )
{
lapack_int info = 0;
lapack_int lwork = -1;
double* work = NULL;
double work_query;
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_dsytrf_aa_2stage", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
if( LAPACKE_get_nancheck() ) {
/* Optionally check input matrices for NaNs */
if( LAPACKE_dsy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
return -5;
}
if( LAPACKE_dge_nancheck( matrix_layout, 4*n, 1, tb, ltb ) ) {
return -7;
}
}
#endif
/* Query optimal working array(s) size */
info = LAPACKE_dsytrf_aa_2stage_work( matrix_layout, uplo, n,
a, lda, tb, ltb, ipiv, ipiv2,
&work_query, lwork );
if( info != 0 ) {
goto exit_level_0;
}
lwork = (lapack_int)work_query;
/* Allocate memory for work arrays */
work = (double*)LAPACKE_malloc( sizeof(double) * lwork );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
/* Call middle-level interface */
info = LAPACKE_dsytrf_aa_2stage_work( matrix_layout, uplo, n,
a, lda, tb, ltb, ipiv, ipiv2,
work, lwork );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_dsytrf_aa_2stage", info );
}
return info;
}
lapack_int LAPACKE_dsyswapr( int matrix_layout, char uplo, lapack_int n,
double* a, lapack_int i1, lapack_int i2 )
{
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_dsyswapr", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_dsy_nancheck( matrix_layout, uplo, n, a, n ) ) {
return -4;
}
#endif
return LAPACKE_dsyswapr_work( matrix_layout, uplo, n, a, i1, i2 );
}
lapack_int LAPACKE_dsygst( int matrix_layout, lapack_int itype, char uplo,
lapack_int n, double* a, lapack_int lda,
const double* b, lapack_int ldb )
{
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_dsygst", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_dsy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
return -5;
}
if( LAPACKE_dge_nancheck( matrix_layout, n, n, b, ldb ) ) {
return -7;
}
#endif
return LAPACKE_dsygst_work( matrix_layout, itype, uplo, n, a, lda, b, ldb );
}
double LAPACKE_dlansy( int matrix_layout, char norm, char uplo, lapack_int n,
const double* a, lapack_int lda )
{
lapack_int info = 0;
double res = 0.;
double* work = NULL;
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_dlansy", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_dsy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
return -5;
}
#endif
/* Allocate memory for working array(s) */
if( LAPACKE_lsame( norm, 'i' ) || LAPACKE_lsame( norm, '1' ) ||
LAPACKE_lsame( norm, 'O' ) ) {
work = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,n) );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
}
/* Call middle-level interface */
res = LAPACKE_dlansy_work( matrix_layout, norm, uplo, n, a, lda, work );
/* Release memory and exit */
if( LAPACKE_lsame( norm, 'i' ) || LAPACKE_lsame( norm, '1' ) ||
LAPACKE_lsame( norm, 'O' ) ) {
LAPACKE_free( work );
}
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_dlansy", info );
}
return res;
}
lapack_int LAPACKE_dsyrfsx( int matrix_layout, char uplo, char equed,
lapack_int n, lapack_int nrhs, const double* a,
lapack_int lda, const double* af, lapack_int ldaf,
const lapack_int* ipiv, const double* s,
const double* b, lapack_int ldb, double* x,
lapack_int ldx, double* rcond, double* berr,
lapack_int n_err_bnds, double* err_bnds_norm,
double* err_bnds_comp, lapack_int nparams,
double* params )
{
lapack_int info = 0;
lapack_int* iwork = NULL;
double* work = NULL;
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_dsyrfsx", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_dsy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
return -6;
}
if( LAPACKE_dsy_nancheck( matrix_layout, uplo, n, af, ldaf ) ) {
return -8;
}
if( LAPACKE_dge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
return -12;
}
if( nparams>0 ) {
if( LAPACKE_d_nancheck( nparams, params, 1 ) ) {
return -22;
}
}
if( LAPACKE_lsame( equed, 'y' ) ) {
if( LAPACKE_d_nancheck( n, s, 1 ) ) {
return -11;
}
}
if( LAPACKE_dge_nancheck( matrix_layout, n, nrhs, x, ldx ) ) {
return -14;
}
#endif
/* Allocate memory for working array(s) */
iwork = (lapack_int*)LAPACKE_malloc( sizeof(lapack_int) * MAX(1,n) );
if( iwork == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
work = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,4*n) );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_1;
}
/* Call middle-level interface */
info = LAPACKE_dsyrfsx_work( matrix_layout, 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, iwork );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_1:
LAPACKE_free( iwork );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_dsyrfsx", info );
}
return info;
}
lapack_int LAPACKE_dsyevx( int matrix_layout, char jobz, char range, char uplo,
lapack_int n, double* a, lapack_int lda, double vl,
double vu, lapack_int il, lapack_int iu,
double abstol, lapack_int* m, double* w, double* z,
lapack_int ldz, lapack_int* ifail )
{
lapack_int info = 0;
lapack_int lwork = -1;
lapack_int* iwork = NULL;
double* work = NULL;
double work_query;
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_dsyevx", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_dsy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
return -6;
}
if( LAPACKE_d_nancheck( 1, &abstol, 1 ) ) {
return -12;
}
if( LAPACKE_lsame( range, 'v' ) ) {
if( LAPACKE_d_nancheck( 1, &vl, 1 ) ) {
return -8;
}
}
if( LAPACKE_lsame( range, 'v' ) ) {
if( LAPACKE_d_nancheck( 1, &vu, 1 ) ) {
return -9;
}
}
#endif
/* Allocate memory for working array(s) */
iwork = (lapack_int*)LAPACKE_malloc( sizeof(lapack_int) * MAX(1,5*n) );
if( iwork == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
/* Query optimal working array(s) size */
info = LAPACKE_dsyevx_work( matrix_layout, jobz, range, uplo, n, a, lda, vl,
vu, il, iu, abstol, m, w, z, ldz, &work_query,
lwork, iwork, ifail );
if( info != 0 ) {
goto exit_level_1;
}
lwork = (lapack_int)work_query;
/* Allocate memory for work arrays */
work = (double*)LAPACKE_malloc( sizeof(double) * lwork );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_1;
}
/* Call middle-level interface */
info = LAPACKE_dsyevx_work( matrix_layout, jobz, range, uplo, n, a, lda, vl,
vu, il, iu, abstol, m, w, z, ldz, work, lwork,
iwork, ifail );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_1:
LAPACKE_free( iwork );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_dsyevx", info );
}
return info;
}
lapack_int LAPACKE_dsysvx( int matrix_layout, char fact, char uplo, lapack_int n,
lapack_int nrhs, const double* a, lapack_int lda,
double* af, lapack_int ldaf, lapack_int* ipiv,
const double* b, lapack_int ldb, double* x,
lapack_int ldx, double* rcond, double* ferr,
double* berr )
{
lapack_int info = 0;
lapack_int lwork = -1;
lapack_int* iwork = NULL;
double* work = NULL;
double work_query;
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_dsysvx", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
if( LAPACKE_get_nancheck() ) {
/* Optionally check input matrices for NaNs */
if( LAPACKE_dsy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
return -6;
}
if( LAPACKE_lsame( fact, 'f' ) ) {
if( LAPACKE_dsy_nancheck( matrix_layout, uplo, n, af, ldaf ) ) {
return -8;
}
}
if( LAPACKE_dge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
return -11;
}
}
#endif
/* Allocate memory for working array(s) */
iwork = (lapack_int*)LAPACKE_malloc( sizeof(lapack_int) * MAX(1,n) );
if( iwork == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
/* Query optimal working array(s) size */
info = LAPACKE_dsysvx_work( matrix_layout, fact, uplo, n, nrhs, a, lda, af,
ldaf, ipiv, b, ldb, x, ldx, rcond, ferr, berr,
&work_query, lwork, iwork );
if( info != 0 ) {
goto exit_level_1;
}
lwork = (lapack_int)work_query;
/* Allocate memory for work arrays */
work = (double*)LAPACKE_malloc( sizeof(double) * lwork );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_1;
}
/* Call middle-level interface */
info = LAPACKE_dsysvx_work( matrix_layout, fact, uplo, n, nrhs, a, lda, af,
ldaf, ipiv, b, ldb, x, ldx, rcond, ferr, berr,
work, lwork, iwork );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_1:
LAPACKE_free( iwork );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_dsysvx", info );
}
return info;
}
