lapacke_ctgevc_work.c
Go to the documentation of this file.
00001 /*****************************************************************************
00002   Copyright (c) 2010, Intel Corp.
00003   All rights reserved.
00004 
00005   Redistribution and use in source and binary forms, with or without
00006   modification, are permitted provided that the following conditions are met:
00007 
00008     * Redistributions of source code must retain the above copyright notice,
00009       this list of conditions and the following disclaimer.
00010     * Redistributions in binary form must reproduce the above copyright
00011       notice, this list of conditions and the following disclaimer in the
00012       documentation and/or other materials provided with the distribution.
00013     * Neither the name of Intel Corporation nor the names of its contributors
00014       may be used to endorse or promote products derived from this software
00015       without specific prior written permission.
00016 
00017   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00018   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00019   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00020   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
00021   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
00022   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
00023   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00024   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
00025   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
00026   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
00027   THE POSSIBILITY OF SUCH DAMAGE.
00028 ******************************************************************************
00029 * Contents: Native middle-level C interface to LAPACK function ctgevc
00030 * Author: Intel Corporation
00031 * Generated October, 2010
00032 *****************************************************************************/
00033 
00034 #include "lapacke.h"
00035 #include "lapacke_utils.h"
00036 
00037 lapack_int LAPACKE_ctgevc_work( int matrix_order, char side, char howmny,
00038                                 const lapack_logical* select, lapack_int n,
00039                                 const lapack_complex_float* s, lapack_int lds,
00040                                 const lapack_complex_float* p, lapack_int ldp,
00041                                 lapack_complex_float* vl, lapack_int ldvl,
00042                                 lapack_complex_float* vr, lapack_int ldvr,
00043                                 lapack_int mm, lapack_int* m,
00044                                 lapack_complex_float* work, float* rwork )
00045 {
00046     lapack_int info = 0;
00047     if( matrix_order == LAPACK_COL_MAJOR ) {
00048         /* Call LAPACK function and adjust info */
00049         LAPACK_ctgevc( &side, &howmny, select, &n, s, &lds, p, &ldp, vl, &ldvl,
00050                        vr, &ldvr, &mm, m, work, rwork, &info );
00051         if( info < 0 ) {
00052             info = info - 1;
00053         }
00054     } else if( matrix_order == LAPACK_ROW_MAJOR ) {
00055         lapack_int ldp_t = MAX(1,n);
00056         lapack_int lds_t = MAX(1,n);
00057         lapack_int ldvl_t = MAX(1,n);
00058         lapack_int ldvr_t = MAX(1,n);
00059         lapack_complex_float* s_t = NULL;
00060         lapack_complex_float* p_t = NULL;
00061         lapack_complex_float* vl_t = NULL;
00062         lapack_complex_float* vr_t = NULL;
00063         /* Check leading dimension(s) */
00064         if( ldp < n ) {
00065             info = -9;
00066             LAPACKE_xerbla( "LAPACKE_ctgevc_work", info );
00067             return info;
00068         }
00069         if( lds < n ) {
00070             info = -7;
00071             LAPACKE_xerbla( "LAPACKE_ctgevc_work", info );
00072             return info;
00073         }
00074         if( ldvl < mm ) {
00075             info = -11;
00076             LAPACKE_xerbla( "LAPACKE_ctgevc_work", info );
00077             return info;
00078         }
00079         if( ldvr < mm ) {
00080             info = -13;
00081             LAPACKE_xerbla( "LAPACKE_ctgevc_work", info );
00082             return info;
00083         }
00084         /* Allocate memory for temporary array(s) */
00085         s_t = (lapack_complex_float*)
00086             LAPACKE_malloc( sizeof(lapack_complex_float) * lds_t * MAX(1,n) );
00087         if( s_t == NULL ) {
00088             info = LAPACK_TRANSPOSE_MEMORY_ERROR;
00089             goto exit_level_0;
00090         }
00091         p_t = (lapack_complex_float*)
00092             LAPACKE_malloc( sizeof(lapack_complex_float) * ldp_t * MAX(1,n) );
00093         if( p_t == NULL ) {
00094             info = LAPACK_TRANSPOSE_MEMORY_ERROR;
00095             goto exit_level_1;
00096         }
00097         if( LAPACKE_lsame( side, 'b' ) || LAPACKE_lsame( side, 'l' ) ) {
00098             vl_t = (lapack_complex_float*)
00099                 LAPACKE_malloc( sizeof(lapack_complex_float) *
00100                                 ldvl_t * MAX(1,mm) );
00101             if( vl_t == NULL ) {
00102                 info = LAPACK_TRANSPOSE_MEMORY_ERROR;
00103                 goto exit_level_2;
00104             }
00105         }
00106         if( LAPACKE_lsame( side, 'b' ) || LAPACKE_lsame( side, 'r' ) ) {
00107             vr_t = (lapack_complex_float*)
00108                 LAPACKE_malloc( sizeof(lapack_complex_float) *
00109                                 ldvr_t * MAX(1,mm) );
00110             if( vr_t == NULL ) {
00111                 info = LAPACK_TRANSPOSE_MEMORY_ERROR;
00112                 goto exit_level_3;
00113             }
00114         }
00115         /* Transpose input matrices */
00116         LAPACKE_cge_trans( matrix_order, n, n, s, lds, s_t, lds_t );
00117         LAPACKE_cge_trans( matrix_order, n, n, p, ldp, p_t, ldp_t );
00118         if( ( LAPACKE_lsame( side, 'l' ) || LAPACKE_lsame( side, 'b' ) ) &&
00119             LAPACKE_lsame( howmny, 'b' ) ) {
00120             LAPACKE_cge_trans( matrix_order, n, mm, vl, ldvl, vl_t, ldvl_t );
00121         }
00122         if( ( LAPACKE_lsame( side, 'r' ) || LAPACKE_lsame( side, 'b' ) ) &&
00123             LAPACKE_lsame( howmny, 'b' ) ) {
00124             LAPACKE_cge_trans( matrix_order, n, mm, vr, ldvr, vr_t, ldvr_t );
00125         }
00126         /* Call LAPACK function and adjust info */
00127         LAPACK_ctgevc( &side, &howmny, select, &n, s_t, &lds_t, p_t, &ldp_t,
00128                        vl_t, &ldvl_t, vr_t, &ldvr_t, &mm, m, work, rwork,
00129                        &info );
00130         if( info < 0 ) {
00131             info = info - 1;
00132         }
00133         /* Transpose output matrices */
00134         if( LAPACKE_lsame( side, 'b' ) || LAPACKE_lsame( side, 'l' ) ) {
00135             LAPACKE_cge_trans( LAPACK_COL_MAJOR, n, mm, vl_t, ldvl_t, vl,
00136                                ldvl );
00137         }
00138         if( LAPACKE_lsame( side, 'b' ) || LAPACKE_lsame( side, 'r' ) ) {
00139             LAPACKE_cge_trans( LAPACK_COL_MAJOR, n, mm, vr_t, ldvr_t, vr,
00140                                ldvr );
00141         }
00142         /* Release memory and exit */
00143         if( LAPACKE_lsame( side, 'b' ) || LAPACKE_lsame( side, 'r' ) ) {
00144             LAPACKE_free( vr_t );
00145         }
00146 exit_level_3:
00147         if( LAPACKE_lsame( side, 'b' ) || LAPACKE_lsame( side, 'l' ) ) {
00148             LAPACKE_free( vl_t );
00149         }
00150 exit_level_2:
00151         LAPACKE_free( p_t );
00152 exit_level_1:
00153         LAPACKE_free( s_t );
00154 exit_level_0:
00155         if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
00156             LAPACKE_xerbla( "LAPACKE_ctgevc_work", info );
00157         }
00158     } else {
00159         info = -1;
00160         LAPACKE_xerbla( "LAPACKE_ctgevc_work", info );
00161     }
00162     return info;
00163 }


swiftnav
Author(s):
autogenerated on Sat Jun 8 2019 18:55:52