diff options
Diffstat (limited to 'lapacke/src/lapacke_dsbgst.c')
| -rw-r--r-- | lapacke/src/lapacke_dsbgst.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/lapacke/src/lapacke_dsbgst.c b/lapacke/src/lapacke_dsbgst.c new file mode 100644 index 00000000..b2be0dbc --- /dev/null +++ b/lapacke/src/lapacke_dsbgst.c @@ -0,0 +1,73 @@ +/***************************************************************************** + Copyright (c) 2011, Intel Corp. + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + * Neither the name of Intel Corporation nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF + THE POSSIBILITY OF SUCH DAMAGE. +***************************************************************************** +* Contents: Native high-level C interface to LAPACK function dsbgst +* Author: Intel Corporation +* Generated November, 2011 +*****************************************************************************/ + +#include "lapacke.h" +#include "lapacke_utils.h" + +lapack_int LAPACKE_dsbgst( int matrix_order, char vect, char uplo, lapack_int n, + lapack_int ka, lapack_int kb, double* ab, + lapack_int ldab, const double* bb, lapack_int ldbb, + double* x, lapack_int ldx ) +{ + lapack_int info = 0; + double* work = NULL; + if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) { + LAPACKE_xerbla( "LAPACKE_dsbgst", -1 ); + return -1; + } +#ifndef LAPACK_DISABLE_NAN_CHECK + /* Optionally check input matrices for NaNs */ + if( LAPACKE_dsb_nancheck( matrix_order, uplo, n, ka, ab, ldab ) ) { + return -7; + } + if( LAPACKE_dsb_nancheck( matrix_order, uplo, n, kb, bb, ldbb ) ) { + return -9; + } +#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_dsbgst_work( matrix_order, vect, uplo, n, ka, kb, ab, ldab, + bb, ldbb, x, ldx, work ); + /* Release memory and exit */ + LAPACKE_free( work ); +exit_level_0: + if( info == LAPACK_WORK_MEMORY_ERROR ) { + LAPACKE_xerbla( "LAPACKE_dsbgst", info ); + } + return info; +} |