lapacke_dopmtr.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
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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
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00020   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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00028 ******************************************************************************
00029 * Contents: Native high-level C interface to LAPACK function dopmtr
00030 * Author: Intel Corporation
00031 * Generated October, 2010
00032 *****************************************************************************/
00033 
00034 #include "lapacke.h"
00035 #include "lapacke_utils.h"
00036 
00037 lapack_int LAPACKE_dopmtr( int matrix_order, char side, char uplo, char trans,
00038                            lapack_int m, lapack_int n, const double* ap,
00039                            const double* tau, double* c, lapack_int ldc )
00040 {
00041     lapack_int info = 0;
00042     /* Additional scalars declarations for work arrays */
00043     lapack_int lwork;
00044     double* work = NULL;
00045     if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
00046         LAPACKE_xerbla( "LAPACKE_dopmtr", -1 );
00047         return -1;
00048     }
00049 #ifndef LAPACK_DISABLE_NAN_CHECK
00050     /* Optionally check input matrices for NaNs */
00051     lapack_int r = LAPACKE_lsame( side, 'l' ) ? m : n;
00052     if( LAPACKE_dsp_nancheck( r, ap ) ) {
00053         return -7;
00054     }
00055     if( LAPACKE_dge_nancheck( matrix_order, m, n, c, ldc ) ) {
00056         return -9;
00057     }
00058     if( LAPACKE_d_nancheck( m-1, tau, 1 ) ) {
00059         return -8;
00060     }
00061 #endif
00062     /* Additional scalars initializations for work arrays */
00063     if( LAPACKE_lsame( side, 'l' ) ) {
00064         lwork = MAX(1,n);
00065     } else if( LAPACKE_lsame( side, 'r' ) ) {
00066         lwork = MAX(1,m);
00067     } else {
00068         lwork = 1; /* Any value */
00069     }
00070     /* Allocate memory for working array(s) */
00071     work = (double*)LAPACKE_malloc( sizeof(double) * lwork );
00072     if( work == NULL ) {
00073         info = LAPACK_WORK_MEMORY_ERROR;
00074         goto exit_level_0;
00075     }
00076     /* Call middle-level interface */
00077     info = LAPACKE_dopmtr_work( matrix_order, side, uplo, trans, m, n, ap, tau,
00078                                 c, ldc, work );
00079     /* Release memory and exit */
00080     LAPACKE_free( work );
00081 exit_level_0:
00082     if( info == LAPACK_WORK_MEMORY_ERROR ) {
00083         LAPACKE_xerbla( "LAPACKE_dopmtr", info );
00084     }
00085     return info;
00086 }


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autogenerated on Sat Jun 8 2019 18:55:52