lapacke_cheequb_work.c
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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 cheequb
00030 * Author: Intel Corporation
00031 * Generated October, 2010
00032 *****************************************************************************/
00033 
00034 #include "lapacke.h"
00035 #include "lapacke_utils.h"
00036 
00037 lapack_int LAPACKE_cheequb_work( int matrix_order, char uplo, lapack_int n,
00038                                  const lapack_complex_float* a, lapack_int lda,
00039                                  float* s, float* scond, float* amax,
00040                                  lapack_complex_float* work )
00041 {
00042     lapack_int info = 0;
00043     if( matrix_order == LAPACK_COL_MAJOR ) {
00044         /* Call LAPACK function and adjust info */
00045         LAPACK_cheequb( &uplo, &n, a, &lda, s, scond, amax, work, &info );
00046         if( info < 0 ) {
00047             info = info - 1;
00048         }
00049     } else if( matrix_order == LAPACK_ROW_MAJOR ) {
00050         lapack_int lda_t = MAX(1,n);
00051         lapack_complex_float* a_t = NULL;
00052         /* Check leading dimension(s) */
00053         if( lda < n ) {
00054             info = -5;
00055             LAPACKE_xerbla( "LAPACKE_cheequb_work", info );
00056             return info;
00057         }
00058         /* Allocate memory for temporary array(s) */
00059         a_t = (lapack_complex_float*)
00060             LAPACKE_malloc( sizeof(lapack_complex_float) * lda_t * MAX(1,n) );
00061         if( a_t == NULL ) {
00062             info = LAPACK_TRANSPOSE_MEMORY_ERROR;
00063             goto exit_level_0;
00064         }
00065         /* Transpose input matrices */
00066         LAPACKE_che_trans( matrix_order, uplo, n, a, lda, a_t, lda_t );
00067         /* Call LAPACK function and adjust info */
00068         LAPACK_cheequb( &uplo, &n, a_t, &lda_t, s, scond, amax, work, &info );
00069         if( info < 0 ) {
00070             info = info - 1;
00071         }
00072         /* Release memory and exit */
00073         LAPACKE_free( a_t );
00074 exit_level_0:
00075         if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
00076             LAPACKE_xerbla( "LAPACKE_cheequb_work", info );
00077         }
00078     } else {
00079         info = -1;
00080         LAPACKE_xerbla( "LAPACKE_cheequb_work", info );
00081     }
00082     return info;
00083 }


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autogenerated on Sat Jun 8 2019 18:55:51