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- /*****************************************************************************
- 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 high-level C interface to LAPACK function dlaswp
- * Author: Intel Corporation
- * Generated June 2016
- *****************************************************************************/
-
- #include "lapacke_utils.h"
-
- lapack_int LAPACKE_dlascl( int matrix_layout, char type, lapack_int kl,
- lapack_int ku, double cfrom, double cto,
- lapack_int m, lapack_int n, double* a,
- lapack_int lda )
- {
- if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
- LAPACKE_xerbla( "LAPACKE_dlascl", -1 );
- return -1;
- }
- #ifndef LAPACK_DISABLE_NAN_CHECK
- if( LAPACKE_get_nancheck() ) {
- /* Optionally check input matrices for NaNs */
- switch (type) {
- case 'G':
- if( LAPACKE_dge_nancheck( matrix_layout, m, n, a, lda ) ) {
- return -9;
- }
- break;
- case 'L':
- // TYPE = 'L' - lower triangle of general matrix
- if( matrix_layout == LAPACK_COL_MAJOR &&
- LAPACKE_dgb_nancheck( matrix_layout, m, n, m-1, 0, a, lda+1 ) ) {
- return -9;
- }
- if( matrix_layout == LAPACK_ROW_MAJOR &&
- LAPACKE_dgb_nancheck( LAPACK_COL_MAJOR, n, m, 0, m-1, a-m+1, lda+1 ) ) {
- return -9;
- }
- break;
- case 'U':
- // TYPE = 'U' - upper triangle of general matrix
- if( matrix_layout == LAPACK_COL_MAJOR &&
- LAPACKE_dgb_nancheck( matrix_layout, m, n, 0, n-1, a-n+1, lda+1 ) ) {
- return -9;
- }
- if( matrix_layout == LAPACK_ROW_MAJOR &&
- LAPACKE_dgb_nancheck( LAPACK_COL_MAJOR, n, m, n-1, 0, a, lda+1 ) ) {
- return -9;
- }
- break;
- case 'H':
- // TYPE = 'H' - part of upper Hessenberg matrix in general matrix
- if( matrix_layout == LAPACK_COL_MAJOR &&
- LAPACKE_dgb_nancheck( matrix_layout, m, n, 1, n-1, a-n+1, lda+1 ) ) {
- return -9;
- }
- if( matrix_layout == LAPACK_ROW_MAJOR &&
- LAPACKE_dgb_nancheck( LAPACK_COL_MAJOR, n, m, n-1, 1, a-1, lda+1 ) ) {
- return -9;
- }
- case 'B':
- // TYPE = 'B' - lower part of symmetric band matrix (assume m==n)
- if( LAPACKE_dsb_nancheck( matrix_layout, 'L', n, kl, a, lda ) ) {
- return -9;
- }
- break;
- case 'Q':
- // TYPE = 'Q' - upper part of symmetric band matrix (assume m==n)
- if( LAPACKE_dsb_nancheck( matrix_layout, 'U', n, ku, a, lda ) ) {
- return -9;
- }
- break;
- case 'Z':
- // TYPE = 'Z' - band matrix laid out for ?GBTRF
- if( matrix_layout == LAPACK_COL_MAJOR &&
- LAPACKE_dgb_nancheck( matrix_layout, m, n, kl, ku, a+kl, lda ) ) {
- return -9;
- }
- if( matrix_layout == LAPACK_ROW_MAJOR &&
- LAPACKE_dgb_nancheck( matrix_layout, m, n, kl, ku, a+lda*kl, lda ) ) {
- return -9;
- }
- break;
- }
- }
- #endif
- return LAPACKE_dlascl_work( matrix_layout, type, kl, ku, cfrom, cto, m, n, a, lda );
- }
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