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4ee9c684 | 1 | /* Implementation of the RESHAPE intrinsic for packed arrays |
f1717362 | 2 | Copyright (C) 2002-2016 Free Software Foundation, Inc. |
4ee9c684 | 3 | Contributed by Paul Brook <paul@nowt.org> |
4 | ||
b417ea8c | 5 | This file is part of the GNU Fortran 95 runtime library (libgfortran). |
4ee9c684 | 6 | |
b417ea8c | 7 | Libgfortran is free software; you can redistribute it and/or |
8 | modify it under the terms of the GNU General Public | |
4ee9c684 | 9 | License as published by the Free Software Foundation; either |
6bc9506f | 10 | version 3 of the License, or (at your option) any later version. |
b417ea8c | 11 | |
12 | Ligbfortran is distributed in the hope that it will be useful, | |
4ee9c684 | 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
b417ea8c | 15 | GNU General Public License for more details. |
4ee9c684 | 16 | |
6bc9506f | 17 | Under Section 7 of GPL version 3, you are granted additional |
18 | permissions described in the GCC Runtime Library Exception, version | |
19 | 3.1, as published by the Free Software Foundation. | |
20 | ||
21 | You should have received a copy of the GNU General Public License and | |
22 | a copy of the GCC Runtime Library Exception along with this program; | |
23 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
24 | <http://www.gnu.org/licenses/>. */ | |
4ee9c684 | 25 | |
4ee9c684 | 26 | #include "libgfortran.h" |
27 | ||
28 | #include <string.h> | |
29 | ||
30 | /* Reshape function where all arrays are packed. Basically just memcpy. */ | |
31 | ||
32 | void | |
9d259edf | 33 | reshape_packed (char * restrict ret, index_type rsize, const char * source, |
4ee9c684 | 34 | index_type ssize, const char * pad, index_type psize) |
35 | { | |
36 | index_type size; | |
37 | ||
38 | size = (rsize > ssize) ? ssize : rsize; | |
39 | memcpy (ret, source, size); | |
40 | ret += size; | |
41 | rsize -= size; | |
42 | while (rsize > 0) | |
43 | { | |
44 | size = (rsize > psize) ? psize : rsize; | |
45 | memcpy (ret, pad, size); | |
46 | ret += size; | |
47 | rsize -= size; | |
48 | } | |
49 | } |