Adding xlapmt to LAPACKE

1 files changed, 82 insertions, 0 deletions

diff --git a/LAPACKE/src/lapacke_zlapmt_work.c b/LAPACKE/src/lapacke_zlapmt_work.c
new file mode 100644
index 00000000..35e3798a
--- /dev/null
+++ b/LAPACKE/src/lapacke_zlapmt_work.c
@@ -0,0 +1,82 @@
+/*****************************************************************************
+  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 zlapmt
+* Author: Intel Corporation
+* Generated November, 2011
+*****************************************************************************/
+
+#include "lapacke_utils.h"
+
+lapack_int LAPACKE_zlapmt_work( int matrix_layout, lapack_logical forwrd,
+                                lapack_int m, lapack_int n,
+                                lapack_complex_double* x, lapack_int ldx,
+                                lapack_int* k )
+{
+    lapack_int info = 0;
+    if( matrix_layout == LAPACK_COL_MAJOR ) {
+        /* Call LAPACK function and adjust info */
+        LAPACK_zlapmt( &forwrd, &m, &n, x, &ldx, k );
+        if( info < 0 ) {
+            info = info - 1;
+        }
+    } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
+        lapack_int ldx_t = MAX(1,m);
+        lapack_complex_double* x_t = NULL;
+        /* Check leading dimension(s) */
+        if( ldx < n ) {
+            info = -6;
+            LAPACKE_xerbla( "LAPACKE_zlapmt_work", info );
+            return info;
+        }
+        /* Allocate memory for temporary array(s) */
+        x_t = (lapack_complex_double*)
+            LAPACKE_malloc( sizeof(lapack_complex_double) * ldx_t * MAX(1,n) );
+        if( x_t == NULL ) {
+            info = LAPACK_TRANSPOSE_MEMORY_ERROR;
+            goto exit_level_0;
+        }
+        /* Transpose input matrices */
+        LAPACKE_zge_trans( matrix_layout, m, n, x, ldx, x_t, ldx_t );
+        /* Call LAPACK function and adjust info */
+        LAPACK_zlapmt( &forwrd, &m, &n, x_t, &ldx_t, k );
+        info = 0;  /* LAPACK call is ok! */
+        /* Transpose output matrices */
+        LAPACKE_zge_trans( LAPACK_COL_MAJOR, m, n, x_t, ldx_t, x, ldx );
+        /* Release memory and exit */
+        LAPACKE_free( x_t );
+exit_level_0:
+        if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
+            LAPACKE_xerbla( "LAPACKE_zlapmt_work", info );
+        }
+    } else {
+        info = -1;
+        LAPACKE_xerbla( "LAPACKE_zlapmt_work", info );
+    }
+    return info;
+}