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authordnovillo <dnovillo@138bc75d-0d04-0410-961f-82ee72b054a4>2004-05-13 06:41:07 +0000
committerdnovillo <dnovillo@138bc75d-0d04-0410-961f-82ee72b054a4>2004-05-13 06:41:07 +0000
commit4ee9c6840ad3fc92a9034343278a1e476ad6872a (patch)
treea2568888a519c077427b133de9ece5879a8484a5 /libgfortran/generated/transpose_i8.c
parentebb338380ab170c91e64d38038e6b5ce930d69a1 (diff)
downloadgcc-4ee9c6840ad3fc92a9034343278a1e476ad6872a.tar.gz
Merge tree-ssa-20020619-branch into mainline.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@81764 138bc75d-0d04-0410-961f-82ee72b054a4
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diff --git a/libgfortran/generated/transpose_i8.c b/libgfortran/generated/transpose_i8.c
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+/* Implementation of the TRANSPOSE intrinsic
+ Copyright 2003 Free Software Foundation, Inc.
+ Contributed by Tobias Schlüter
+
+This file is part of the GNU Fortran 95 runtime library (libgfor).
+
+Libgfor is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+Ligbfor is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with libgfor; see the file COPYING.LIB. If not,
+write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+#include "config.h"
+#include <assert.h>
+#include "libgfortran.h"
+
+void
+__transpose_8 (gfc_array_i8 * ret, gfc_array_i8 * source)
+{
+ /* r.* indicates the return array. */
+ index_type rxstride, rystride;
+ GFC_INTEGER_8 *rptr;
+ /* s.* indicates the source array. */
+ index_type sxstride, systride;
+ const GFC_INTEGER_8 *sptr;
+
+ index_type xcount, ycount;
+ index_type x, y;
+
+ assert (GFC_DESCRIPTOR_RANK (source) == 2);
+
+ if (ret->dim[0].stride == 0)
+ ret->dim[0].stride = 1;
+ if (source->dim[0].stride == 0)
+ source->dim[0].stride = 1;
+
+ sxstride = source->dim[0].stride;
+ systride = source->dim[1].stride;
+ xcount = source->dim[0].ubound + 1 - source->dim[0].lbound;
+ ycount = source->dim[1].ubound + 1 - source->dim[1].lbound;
+
+ rxstride = ret->dim[0].stride;
+ rystride = ret->dim[1].stride;
+
+ rptr = ret->data;
+ sptr = source->data;
+
+ for (y=0; y < ycount; y++)
+ {
+ for (x=0; x < xcount; x++)
+ {
+ *rptr = *sptr;
+
+ sptr += sxstride;
+ rptr += rystride;
+ }
+ sptr += systride - (sxstride * xcount);
+ rptr += rxstride - (rystride * xcount);
+ }
+}