diff options
Diffstat (limited to 'LAPACKE/src/lapacke_zgebak_work.c')
-rw-r--r-- | LAPACKE/src/lapacke_zgebak_work.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/LAPACKE/src/lapacke_zgebak_work.c b/LAPACKE/src/lapacke_zgebak_work.c new file mode 100644 index 00000000..a9b2dc5a --- /dev/null +++ b/LAPACKE/src/lapacke_zgebak_work.c @@ -0,0 +1,85 @@ +/***************************************************************************** + Copyright (c) 2014, 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 middle-level C interface to LAPACK function zgebak +* Author: Intel Corporation +* Generated November, 2011 +*****************************************************************************/ + +#include "lapacke_utils.h" + +lapack_int LAPACKE_zgebak_work( int matrix_layout, char job, char side, + lapack_int n, lapack_int ilo, lapack_int ihi, + const double* scale, lapack_int m, + lapack_complex_double* v, lapack_int ldv ) +{ + lapack_int info = 0; + if( matrix_layout == LAPACK_COL_MAJOR ) { + /* Call LAPACK function and adjust info */ + LAPACK_zgebak( &job, &side, &n, &ilo, &ihi, scale, &m, v, &ldv, &info ); + if( info < 0 ) { + info = info - 1; + } + } else if( matrix_layout == LAPACK_ROW_MAJOR ) { + lapack_int ldv_t = MAX(1,n); + lapack_complex_double* v_t = NULL; + /* Check leading dimension(s) */ + if( ldv < m ) { + info = -10; + LAPACKE_xerbla( "LAPACKE_zgebak_work", info ); + return info; + } + /* Allocate memory for temporary array(s) */ + v_t = (lapack_complex_double*) + LAPACKE_malloc( sizeof(lapack_complex_double) * ldv_t * MAX(1,m) ); + if( v_t == NULL ) { + info = LAPACK_TRANSPOSE_MEMORY_ERROR; + goto exit_level_0; + } + /* Transpose input matrices */ + LAPACKE_zge_trans( matrix_layout, n, m, v, ldv, v_t, ldv_t ); + /* Call LAPACK function and adjust info */ + LAPACK_zgebak( &job, &side, &n, &ilo, &ihi, scale, &m, v_t, &ldv_t, + &info ); + if( info < 0 ) { + info = info - 1; + } + /* Transpose output matrices */ + LAPACKE_zge_trans( LAPACK_COL_MAJOR, n, m, v_t, ldv_t, v, ldv ); + /* Release memory and exit */ + LAPACKE_free( v_t ); +exit_level_0: + if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) { + LAPACKE_xerbla( "LAPACKE_zgebak_work", info ); + } + } else { + info = -1; + LAPACKE_xerbla( "LAPACKE_zgebak_work", info ); + } + return info; +} |