lapack_logical LAPACKE_che_nancheck( int matrix_layout, char uplo,
lapack_int n,
const lapack_complex_float *a,
lapack_int lda )
{
return LAPACKE_ctr_nancheck( matrix_layout, uplo, 'n', n, a, lda );
}
lapack_int LAPACKE_ctrrfs( int matrix_order, char uplo, char trans, char diag,
lapack_int n, lapack_int nrhs,
const lapack_complex_float* a, lapack_int lda,
const lapack_complex_float* b, lapack_int ldb,
const lapack_complex_float* x, lapack_int ldx,
float* ferr, float* berr )
{
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_ctrrfs", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_ctr_nancheck( matrix_order, uplo, diag, n, a, lda ) ) {
return -7;
}
if( LAPACKE_cge_nancheck( matrix_order, n, nrhs, b, ldb ) ) {
return -9;
}
if( LAPACKE_cge_nancheck( matrix_order, n, nrhs, x, ldx ) ) {
return -11;
}
#endif
/* Allocate memory for working array(s) */
rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,n) );
if( rwork == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
work = (lapack_complex_float*)
LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,2*n) );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_1;
}
/* Call middle-level interface */
info = LAPACKE_ctrrfs_work( matrix_order, uplo, trans, diag, n, nrhs, a,
lda, b, ldb, x, ldx, ferr, berr, 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_ctrrfs", info );
}
return info;
}
lapack_int LAPACKE_ctrtri( int matrix_layout, char uplo, char diag, lapack_int n,
lapack_complex_float* a, lapack_int lda )
{
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_ctrtri", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_ctr_nancheck( matrix_layout, uplo, diag, n, a, lda ) ) {
return -5;
}
#endif
return LAPACKE_ctrtri_work( matrix_layout, uplo, diag, n, a, lda );
}
float LAPACKE_clantr( int matrix_layout, char norm, char uplo, char diag,
lapack_int m, lapack_int n, const lapack_complex_float* a,
lapack_int lda )
{
lapack_int info = 0;
float res = 0.;
float* work = NULL;
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_clantr", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_ctr_nancheck( matrix_layout, uplo, diag, n, a, lda ) ) {
return -7;
}
#endif
/* Allocate memory for working array(s) */
if( LAPACKE_lsame( norm, 'i' ) || LAPACKE_lsame( norm, '1' ) ||
LAPACKE_lsame( norm, '0' ) ) {
work = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,m) );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
}
/* Call middle-level interface */
res = LAPACKE_clantr_work( matrix_layout, norm, uplo, diag, m, n, a, lda,
work );
/* Release memory and exit */
if( LAPACKE_lsame( norm, 'i' ) || LAPACKE_lsame( norm, '1' ) ||
LAPACKE_lsame( norm, '0' ) ) {
LAPACKE_free( work );
}
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_clantr", info );
}
return res;
}
lapack_int LAPACKE_clarfb( int matrix_layout, char side, char trans, char direct,
char storev, lapack_int m, lapack_int n,
lapack_int k, const lapack_complex_float* v,
lapack_int ldv, const lapack_complex_float* t,
lapack_int ldt, lapack_complex_float* c,
lapack_int ldc )
{
lapack_int info = 0;
lapack_int ldwork = ( side=='l')?n:(( side=='r')?m:1);
lapack_complex_float* work = NULL;
lapack_int ncols_v, nrows_v;
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_clarfb", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
ncols_v = LAPACKE_lsame( storev, 'c' ) ? k :
( ( LAPACKE_lsame( storev, 'r' ) &&
LAPACKE_lsame( side, 'l' ) ) ? m :
( ( LAPACKE_lsame( storev, 'r' ) &&
LAPACKE_lsame( side, 'r' ) ) ? n : 1) );
nrows_v = ( LAPACKE_lsame( storev, 'c' ) &&
LAPACKE_lsame( side, 'l' ) ) ? m :
( ( LAPACKE_lsame( storev, 'c' ) &&
LAPACKE_lsame( side, 'r' ) ) ? n :
( LAPACKE_lsame( storev, 'r' ) ? k : 1) );
if( LAPACKE_cge_nancheck( matrix_layout, m, n, c, ldc ) ) {
return -13;
}
if( LAPACKE_cge_nancheck( matrix_layout, k, k, t, ldt ) ) {
return -11;
}
if( LAPACKE_lsame( storev, 'c' ) && LAPACKE_lsame( direct, 'f' ) ) {
if( LAPACKE_ctr_nancheck( matrix_layout, 'l', 'u', k, v, ldv ) )
return -9;
if( LAPACKE_cge_nancheck( matrix_layout, nrows_v-k, ncols_v, &v[k*ldv],
ldv ) )
return -9;
} else if( LAPACKE_lsame( storev, 'c' ) && LAPACKE_lsame( direct, 'b' ) ) {
if( k > nrows_v ) {
LAPACKE_xerbla( "LAPACKE_clarfb", -8 );
return -8;
}
if( LAPACKE_ctr_nancheck( matrix_layout, 'u', 'u', k,
&v[(nrows_v-k)*ldv], ldv ) )
return -9;
if( LAPACKE_cge_nancheck( matrix_layout, nrows_v-k, ncols_v, v, ldv ) )
return -9;
} else if( LAPACKE_lsame( storev, 'r' ) && LAPACKE_lsame( direct, 'f' ) ) {
if( LAPACKE_ctr_nancheck( matrix_layout, 'u', 'u', k, v, ldv ) )
return -9;
if( LAPACKE_cge_nancheck( matrix_layout, nrows_v, ncols_v-k, &v[k],
ldv ) )
return -9;
} else if( LAPACKE_lsame( storev, 'r' ) && LAPACKE_lsame( direct, 'f' ) ) {
if( k > ncols_v ) {
LAPACKE_xerbla( "LAPACKE_clarfb", -8 );
return -8;
}
if( LAPACKE_ctr_nancheck( matrix_layout, 'l', 'u', k, &v[ncols_v-k],
ldv ) )
return -9;
if( LAPACKE_cge_nancheck( matrix_layout, nrows_v, ncols_v-k, v, ldv ) )
return -9;
}
#endif
/* Allocate memory for working array(s) */
work = (lapack_complex_float*)
LAPACKE_malloc( sizeof(lapack_complex_float) * ldwork * MAX(1,k) );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
/* Call middle-level interface */
info = LAPACKE_clarfb_work( matrix_layout, side, trans, direct, storev, m, n,
k, v, ldv, t, ldt, c, ldc, work, ldwork );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_clarfb", info );
}
return info;
}
