277 lines
12 KiB
C
277 lines
12 KiB
C
/*****************************************************************************
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Copyright (c) 2011, Intel Corp.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of Intel Corporation nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************
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* Contents: Native middle-level C interface to LAPACK function cuncsd
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* Author: Intel Corporation
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* Generated November, 2011
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*****************************************************************************/
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#include "lapacke_utils.h"
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lapack_int LAPACKE_cuncsd_work( int matrix_order, char jobu1, char jobu2,
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char jobv1t, char jobv2t, char trans,
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char signs, lapack_int m, lapack_int p,
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lapack_int q, lapack_complex_float* x11,
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lapack_int ldx11, lapack_complex_float* x12,
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lapack_int ldx12, lapack_complex_float* x21,
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lapack_int ldx21, lapack_complex_float* x22,
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lapack_int ldx22, float* theta,
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lapack_complex_float* u1, lapack_int ldu1,
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lapack_complex_float* u2, lapack_int ldu2,
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lapack_complex_float* v1t, lapack_int ldv1t,
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lapack_complex_float* v2t, lapack_int ldv2t,
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lapack_complex_float* work, lapack_int lwork,
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float* rwork, lapack_int lrwork,
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lapack_int* iwork )
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{
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lapack_int info = 0;
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if( matrix_order == LAPACK_COL_MAJOR ) {
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/* Call LAPACK function and adjust info */
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LAPACK_cuncsd( &jobu1, &jobu2, &jobv1t, &jobv2t, &trans, &signs, &m, &p,
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&q, x11, &ldx11, x12, &ldx12, x21, &ldx21, x22, &ldx22,
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theta, u1, &ldu1, u2, &ldu2, v1t, &ldv1t, v2t, &ldv2t,
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work, &lwork, rwork, &lrwork, iwork, &info );
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if( info < 0 ) {
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info = info - 1;
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}
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} else if( matrix_order == LAPACK_ROW_MAJOR ) {
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lapack_int nrows_x11 = ( LAPACKE_lsame( trans, 'n' ) ? p : q);
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lapack_int nrows_x12 = ( LAPACKE_lsame( trans, 'n' ) ? p : m-q);
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lapack_int nrows_x21 = ( LAPACKE_lsame( trans, 'n' ) ? m-p : q);
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lapack_int nrows_x22 = ( LAPACKE_lsame( trans, 'n' ) ? m-p : m-q);
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lapack_int nrows_u1 = ( LAPACKE_lsame( jobu1, 'y' ) ? p : 1);
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lapack_int nrows_u2 = ( LAPACKE_lsame( jobu2, 'y' ) ? m-p : 1);
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lapack_int nrows_v1t = ( LAPACKE_lsame( jobv1t, 'y' ) ? q : 1);
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lapack_int nrows_v2t = ( LAPACKE_lsame( jobv2t, 'y' ) ? m-q : 1);
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lapack_int ldu1_t = MAX(1,nrows_u1);
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lapack_int ldu2_t = MAX(1,nrows_u2);
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lapack_int ldv1t_t = MAX(1,nrows_v1t);
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lapack_int ldv2t_t = MAX(1,nrows_v2t);
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lapack_int ldx11_t = MAX(1,nrows_x11);
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lapack_int ldx12_t = MAX(1,nrows_x12);
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lapack_int ldx21_t = MAX(1,nrows_x21);
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lapack_int ldx22_t = MAX(1,nrows_x22);
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lapack_complex_float* x11_t = NULL;
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lapack_complex_float* x12_t = NULL;
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lapack_complex_float* x21_t = NULL;
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lapack_complex_float* x22_t = NULL;
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lapack_complex_float* u1_t = NULL;
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lapack_complex_float* u2_t = NULL;
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lapack_complex_float* v1t_t = NULL;
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lapack_complex_float* v2t_t = NULL;
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/* Check leading dimension(s) */
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if( ldu1 < p ) {
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info = -21;
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LAPACKE_xerbla( "LAPACKE_cuncsd_work", info );
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return info;
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}
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if( ldu2 < m-p ) {
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info = -23;
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LAPACKE_xerbla( "LAPACKE_cuncsd_work", info );
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return info;
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}
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if( ldv1t < q ) {
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info = -25;
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LAPACKE_xerbla( "LAPACKE_cuncsd_work", info );
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return info;
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}
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if( ldv2t < m-q ) {
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info = -27;
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LAPACKE_xerbla( "LAPACKE_cuncsd_work", info );
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return info;
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}
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if( ldx11 < q ) {
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info = -12;
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LAPACKE_xerbla( "LAPACKE_cuncsd_work", info );
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return info;
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}
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if( ldx12 < m-q ) {
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info = -14;
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LAPACKE_xerbla( "LAPACKE_cuncsd_work", info );
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return info;
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}
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if( ldx21 < q ) {
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info = -16;
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LAPACKE_xerbla( "LAPACKE_cuncsd_work", info );
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return info;
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}
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if( ldx22 < m-q ) {
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info = -18;
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LAPACKE_xerbla( "LAPACKE_cuncsd_work", info );
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return info;
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}
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/* Query optimal working array(s) size if requested */
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if( lrwork == -1 || lwork == -1 ) {
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LAPACK_cuncsd( &jobu1, &jobu2, &jobv1t, &jobv2t, &trans, &signs, &m,
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&p, &q, x11, &ldx11_t, x12, &ldx12_t, x21, &ldx21_t,
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x22, &ldx22_t, theta, u1, &ldu1_t, u2, &ldu2_t, v1t,
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&ldv1t_t, v2t, &ldv2t_t, work, &lwork, rwork,
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&lrwork, iwork, &info );
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return (info < 0) ? (info - 1) : info;
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}
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/* Allocate memory for temporary array(s) */
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x11_t = (lapack_complex_float*)
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LAPACKE_malloc( sizeof(lapack_complex_float) * ldx11_t * MAX(1,q) );
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if( x11_t == NULL ) {
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info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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goto exit_level_0;
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}
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x12_t = (lapack_complex_float*)
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LAPACKE_malloc( sizeof(lapack_complex_float) *
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ldx12_t * MAX(1,m-q) );
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if( x12_t == NULL ) {
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info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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goto exit_level_1;
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}
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x21_t = (lapack_complex_float*)
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LAPACKE_malloc( sizeof(lapack_complex_float) * ldx21_t * MAX(1,q) );
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if( x21_t == NULL ) {
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info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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goto exit_level_2;
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}
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x22_t = (lapack_complex_float*)
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LAPACKE_malloc( sizeof(lapack_complex_float) *
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ldx22_t * MAX(1,m-q) );
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if( x22_t == NULL ) {
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info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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goto exit_level_3;
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}
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if( LAPACKE_lsame( jobu1, 'y' ) ) {
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u1_t = (lapack_complex_float*)
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LAPACKE_malloc( sizeof(lapack_complex_float) *
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ldu1_t * MAX(1,p) );
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if( u1_t == NULL ) {
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info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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goto exit_level_4;
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}
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}
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if( LAPACKE_lsame( jobu2, 'y' ) ) {
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u2_t = (lapack_complex_float*)
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LAPACKE_malloc( sizeof(lapack_complex_float) *
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ldu2_t * MAX(1,m-p) );
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if( u2_t == NULL ) {
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info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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goto exit_level_5;
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}
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}
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if( LAPACKE_lsame( jobv1t, 'y' ) ) {
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v1t_t = (lapack_complex_float*)
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LAPACKE_malloc( sizeof(lapack_complex_float) *
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ldv1t_t * MAX(1,q) );
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if( v1t_t == NULL ) {
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info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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goto exit_level_6;
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}
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}
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if( LAPACKE_lsame( jobv2t, 'y' ) ) {
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v2t_t = (lapack_complex_float*)
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LAPACKE_malloc( sizeof(lapack_complex_float) *
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ldv2t_t * MAX(1,m-q) );
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if( v2t_t == NULL ) {
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info = LAPACK_TRANSPOSE_MEMORY_ERROR;
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goto exit_level_7;
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}
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}
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/* Transpose input matrices */
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LAPACKE_cge_trans( matrix_order, nrows_x11, q, x11, ldx11, x11_t,
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ldx11_t );
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LAPACKE_cge_trans( matrix_order, nrows_x12, m-q, x12, ldx12, x12_t,
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ldx12_t );
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LAPACKE_cge_trans( matrix_order, nrows_x21, q, x21, ldx21, x21_t,
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ldx21_t );
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LAPACKE_cge_trans( matrix_order, nrows_x22, m-q, x22, ldx22, x22_t,
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ldx22_t );
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/* Call LAPACK function and adjust info */
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LAPACK_cuncsd( &jobu1, &jobu2, &jobv1t, &jobv2t, &trans, &signs, &m, &p,
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&q, x11_t, &ldx11_t, x12_t, &ldx12_t, x21_t, &ldx21_t,
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x22_t, &ldx22_t, theta, u1_t, &ldu1_t, u2_t, &ldu2_t,
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v1t_t, &ldv1t_t, v2t_t, &ldv2t_t, work, &lwork, rwork,
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&lrwork, iwork, &info );
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if( info < 0 ) {
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info = info - 1;
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}
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/* Transpose output matrices */
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LAPACKE_cge_trans( LAPACK_COL_MAJOR, nrows_x11, q, x11_t, ldx11_t, x11,
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ldx11 );
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LAPACKE_cge_trans( LAPACK_COL_MAJOR, nrows_x12, m-q, x12_t, ldx12_t,
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x12, ldx12 );
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LAPACKE_cge_trans( LAPACK_COL_MAJOR, nrows_x21, q, x21_t, ldx21_t, x21,
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ldx21 );
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LAPACKE_cge_trans( LAPACK_COL_MAJOR, nrows_x22, m-q, x22_t, ldx22_t,
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x22, ldx22 );
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if( LAPACKE_lsame( jobu1, 'y' ) ) {
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LAPACKE_cge_trans( LAPACK_COL_MAJOR, nrows_u1, p, u1_t, ldu1_t, u1,
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ldu1 );
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}
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if( LAPACKE_lsame( jobu2, 'y' ) ) {
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LAPACKE_cge_trans( LAPACK_COL_MAJOR, nrows_u2, m-p, u2_t, ldu2_t,
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u2, ldu2 );
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}
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if( LAPACKE_lsame( jobv1t, 'y' ) ) {
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LAPACKE_cge_trans( LAPACK_COL_MAJOR, nrows_v1t, q, v1t_t, ldv1t_t,
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v1t, ldv1t );
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}
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if( LAPACKE_lsame( jobv2t, 'y' ) ) {
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LAPACKE_cge_trans( LAPACK_COL_MAJOR, nrows_v2t, m-q, v2t_t, ldv2t_t,
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v2t, ldv2t );
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}
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/* Release memory and exit */
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if( LAPACKE_lsame( jobv2t, 'y' ) ) {
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LAPACKE_free( v2t_t );
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}
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exit_level_7:
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if( LAPACKE_lsame( jobv1t, 'y' ) ) {
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LAPACKE_free( v1t_t );
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}
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exit_level_6:
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if( LAPACKE_lsame( jobu2, 'y' ) ) {
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LAPACKE_free( u2_t );
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}
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exit_level_5:
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if( LAPACKE_lsame( jobu1, 'y' ) ) {
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LAPACKE_free( u1_t );
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}
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exit_level_4:
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LAPACKE_free( x22_t );
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exit_level_3:
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LAPACKE_free( x21_t );
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exit_level_2:
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LAPACKE_free( x12_t );
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exit_level_1:
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LAPACKE_free( x11_t );
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exit_level_0:
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if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
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LAPACKE_xerbla( "LAPACKE_cuncsd_work", info );
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}
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} else {
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info = -1;
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LAPACKE_xerbla( "LAPACKE_cuncsd_work", info );
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}
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return info;
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}
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