diff options
author | julie <julielangou@users.noreply.github.com> | 2014-10-08 18:40:57 +0000 |
---|---|---|
committer | julie <julielangou@users.noreply.github.com> | 2014-10-08 18:40:57 +0000 |
commit | 8d160e5f960b389ba6a4c0d5ffe767c7b762a9d3 (patch) | |
tree | b6a093c3922c2c6c28d65393c42a31bc5779bf06 /LAPACKE/src/lapacke_chgeqz_work.c | |
parent | f04a5811b7233661a393718717041a5ba2384864 (diff) |
Fixing folder uppercase / lower case issue - Thank you Don
Diffstat (limited to 'LAPACKE/src/lapacke_chgeqz_work.c')
-rw-r--r-- | LAPACKE/src/lapacke_chgeqz_work.c | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/LAPACKE/src/lapacke_chgeqz_work.c b/LAPACKE/src/lapacke_chgeqz_work.c new file mode 100644 index 00000000..e445a6b9 --- /dev/null +++ b/LAPACKE/src/lapacke_chgeqz_work.c @@ -0,0 +1,170 @@ +/***************************************************************************** + 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 middle-level C interface to LAPACK function chgeqz +* Author: Intel Corporation +* Generated November, 2011 +*****************************************************************************/ + +#include "lapacke_utils.h" + +lapack_int LAPACKE_chgeqz_work( int matrix_layout, char job, char compq, + char compz, lapack_int n, lapack_int ilo, + lapack_int ihi, lapack_complex_float* h, + lapack_int ldh, lapack_complex_float* t, + lapack_int ldt, lapack_complex_float* alpha, + lapack_complex_float* beta, + lapack_complex_float* q, lapack_int ldq, + lapack_complex_float* z, lapack_int ldz, + lapack_complex_float* work, lapack_int lwork, + float* rwork ) +{ + lapack_int info = 0; + if( matrix_layout == LAPACK_COL_MAJOR ) { + /* Call LAPACK function and adjust info */ + LAPACK_chgeqz( &job, &compq, &compz, &n, &ilo, &ihi, h, &ldh, t, &ldt, + alpha, beta, q, &ldq, z, &ldz, work, &lwork, rwork, + &info ); + if( info < 0 ) { + info = info - 1; + } + } else if( matrix_layout == LAPACK_ROW_MAJOR ) { + lapack_int ldh_t = MAX(1,n); + lapack_int ldq_t = MAX(1,n); + lapack_int ldt_t = MAX(1,n); + lapack_int ldz_t = MAX(1,n); + lapack_complex_float* h_t = NULL; + lapack_complex_float* t_t = NULL; + lapack_complex_float* q_t = NULL; + lapack_complex_float* z_t = NULL; + /* Check leading dimension(s) */ + if( ldh < n ) { + info = -9; + LAPACKE_xerbla( "LAPACKE_chgeqz_work", info ); + return info; + } + if( ldq < n ) { + info = -15; + LAPACKE_xerbla( "LAPACKE_chgeqz_work", info ); + return info; + } + if( ldt < n ) { + info = -11; + LAPACKE_xerbla( "LAPACKE_chgeqz_work", info ); + return info; + } + if( ldz < n ) { + info = -17; + LAPACKE_xerbla( "LAPACKE_chgeqz_work", info ); + return info; + } + /* Query optimal working array(s) size if requested */ + if( lwork == -1 ) { + LAPACK_chgeqz( &job, &compq, &compz, &n, &ilo, &ihi, h, &ldh_t, t, + &ldt_t, alpha, beta, q, &ldq_t, z, &ldz_t, work, + &lwork, rwork, &info ); + return (info < 0) ? (info - 1) : info; + } + /* Allocate memory for temporary array(s) */ + h_t = (lapack_complex_float*) + LAPACKE_malloc( sizeof(lapack_complex_float) * ldh_t * MAX(1,n) ); + if( h_t == NULL ) { + info = LAPACK_TRANSPOSE_MEMORY_ERROR; + goto exit_level_0; + } + t_t = (lapack_complex_float*) + LAPACKE_malloc( sizeof(lapack_complex_float) * ldt_t * MAX(1,n) ); + if( t_t == NULL ) { + info = LAPACK_TRANSPOSE_MEMORY_ERROR; + goto exit_level_1; + } + if( LAPACKE_lsame( compq, 'i' ) || LAPACKE_lsame( compq, 'v' ) ) { + q_t = (lapack_complex_float*) + LAPACKE_malloc( sizeof(lapack_complex_float) * + ldq_t * MAX(1,n) ); + if( q_t == NULL ) { + info = LAPACK_TRANSPOSE_MEMORY_ERROR; + goto exit_level_2; + } + } + if( LAPACKE_lsame( compz, 'i' ) || LAPACKE_lsame( compz, 'v' ) ) { + z_t = (lapack_complex_float*) + LAPACKE_malloc( sizeof(lapack_complex_float) * + ldz_t * MAX(1,n) ); + if( z_t == NULL ) { + info = LAPACK_TRANSPOSE_MEMORY_ERROR; + goto exit_level_3; + } + } + /* Transpose input matrices */ + LAPACKE_cge_trans( matrix_layout, n, n, h, ldh, h_t, ldh_t ); + LAPACKE_cge_trans( matrix_layout, n, n, t, ldt, t_t, ldt_t ); + if( LAPACKE_lsame( compq, 'v' ) ) { + LAPACKE_cge_trans( matrix_layout, n, n, q, ldq, q_t, ldq_t ); + } + if( LAPACKE_lsame( compz, 'v' ) ) { + LAPACKE_cge_trans( matrix_layout, n, n, z, ldz, z_t, ldz_t ); + } + /* Call LAPACK function and adjust info */ + LAPACK_chgeqz( &job, &compq, &compz, &n, &ilo, &ihi, h_t, &ldh_t, t_t, + &ldt_t, alpha, beta, q_t, &ldq_t, z_t, &ldz_t, work, + &lwork, rwork, &info ); + if( info < 0 ) { + info = info - 1; + } + /* Transpose output matrices */ + LAPACKE_cge_trans( LAPACK_COL_MAJOR, n, n, h_t, ldh_t, h, ldh ); + LAPACKE_cge_trans( LAPACK_COL_MAJOR, n, n, t_t, ldt_t, t, ldt ); + if( LAPACKE_lsame( compq, 'i' ) || LAPACKE_lsame( compq, 'v' ) ) { + LAPACKE_cge_trans( LAPACK_COL_MAJOR, n, n, q_t, ldq_t, q, ldq ); + } + if( LAPACKE_lsame( compz, 'i' ) || LAPACKE_lsame( compz, 'v' ) ) { + LAPACKE_cge_trans( LAPACK_COL_MAJOR, n, n, z_t, ldz_t, z, ldz ); + } + /* Release memory and exit */ + if( LAPACKE_lsame( compz, 'i' ) || LAPACKE_lsame( compz, 'v' ) ) { + LAPACKE_free( z_t ); + } +exit_level_3: + if( LAPACKE_lsame( compq, 'i' ) || LAPACKE_lsame( compq, 'v' ) ) { + LAPACKE_free( q_t ); + } +exit_level_2: + LAPACKE_free( t_t ); +exit_level_1: + LAPACKE_free( h_t ); +exit_level_0: + if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) { + LAPACKE_xerbla( "LAPACKE_chgeqz_work", info ); + } + } else { + info = -1; + LAPACKE_xerbla( "LAPACKE_chgeqz_work", info ); + } + return info; +} |