Adding *gesvj and *gejsv to LAPACKE

1 files changed, 117 insertions, 0 deletions

diff --git a/LAPACKE/src/lapacke_zgesvj_work.c b/LAPACKE/src/lapacke_zgesvj_work.c
new file mode 100644
index 00000000..e618bf9e
--- /dev/null
+++ b/LAPACKE/src/lapacke_zgesvj_work.c
@@ -0,0 +1,117 @@
+/*****************************************************************************
+  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 zgesvj
+* Author: Intel Corporation
+* Generated November, 2011
+*****************************************************************************/
+
+#include "lapacke_utils.h"
+
+lapack_int LAPACKE_zgesvj_work( int matrix_layout, char joba, char jobu,
+                                char jobv, lapack_int m, lapack_int n, 
+                                lapack_complex_double* a, lapack_int lda, 
+                                double* sva, lapack_int mv,
+                                lapack_complex_double* v, lapack_int ldv,
+                                lapack_complex_double* cwork, lapack_int lwork,
+                                double* rwork, lapack_int lrwork )
+{
+    lapack_int info = 0;
+    if( matrix_layout == LAPACK_COL_MAJOR ) {
+        /* Call LAPACK function and adjust info */
+        LAPACK_zgesvj( &joba, &jobu, &jobv, &m, &n, a, &lda, sva, &mv, v, &ldv,
+                       cwork, &lwork, rwork, &lrwork, &info );
+        if( info < 0 ) {
+            info = info - 1;
+        }
+    } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
+        lapack_int nrows_v = LAPACKE_lsame( jobv, 'v' ) ? n :
+                             ( LAPACKE_lsame( jobv, 'a' ) ? mv : 1);
+        lapack_int lda_t = MAX(1,m);
+        lapack_int ldv_t = MAX(1,nrows_v);
+        lapack_complex_double* a_t = NULL;
+        lapack_complex_double* v_t = NULL;
+        /* Check leading dimension(s) */
+        if( lda < n ) {
+            info = -8;
+            LAPACKE_xerbla( "LAPACKE_zgesvj_work", info );
+            return info;
+        }
+        if( ldv < n ) {
+            info = -12;
+            LAPACKE_xerbla( "LAPACKE_zgesvj_work", info );
+            return info;
+        }
+        /* Allocate memory for temporary array(s) */
+        a_t = (lapack_complex_double*)
+           LAPACKE_malloc( sizeof(lapack_complex_double) * lda_t * MAX(1,n) );
+        if( a_t == NULL ) {
+            info = LAPACK_TRANSPOSE_MEMORY_ERROR;
+            goto exit_level_0;
+        }
+        if( LAPACKE_lsame( jobv, 'a' ) || LAPACKE_lsame( jobv, 'v' ) ) {
+            v_t = (lapack_complex_double*)
+            	LAPACKE_malloc( sizeof(lapack_complex_double) * ldv_t * MAX(1,n) );
+            if( v_t == NULL ) {
+                info = LAPACK_TRANSPOSE_MEMORY_ERROR;
+                goto exit_level_1;
+            }
+        }
+        /* Transpose input matrices */
+        LAPACKE_zge_trans( matrix_layout, m, n, a, lda, a_t, lda_t );
+        if( LAPACKE_lsame( jobv, 'a' ) ) {
+            LAPACKE_zge_trans( matrix_layout, nrows_v, n, v, ldv, v_t, ldv_t );
+        }
+        /* Call LAPACK function and adjust info */
+        LAPACK_zgesvj( &joba, &jobu, &jobv, &m, &n, a_t, &lda_t, sva, &mv, v_t,
+                       &ldv_t, cwork, &lwork, rwork, &lrwork, &info );
+        if( info < 0 ) {
+            info = info - 1;
+        }
+        /* Transpose output matrices */
+        LAPACKE_zge_trans( LAPACK_COL_MAJOR, m, n, a_t, lda_t, a, lda );
+        if( LAPACKE_lsame( jobv, 'a' ) || LAPACKE_lsame( jobv, 'v' ) ) {
+            LAPACKE_zge_trans( LAPACK_COL_MAJOR, nrows_v, n, v_t, ldv_t, v,
+                               ldv );
+        }
+        /* Release memory and exit */
+        if( LAPACKE_lsame( jobv, 'a' ) || LAPACKE_lsame( jobv, 'v' ) ) {
+            LAPACKE_free( v_t );
+        }
+exit_level_1:
+        LAPACKE_free( a_t );
+exit_level_0:
+        if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
+            LAPACKE_xerbla( "LAPACKE_zgesvj_work", info );
+        }
+    } else {
+        info = -1;
+        LAPACKE_xerbla( "LAPACKE_zgesvj_work", info );
+    }
+    return info;
+}