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644cb69f | 1 | /* Implementation of the SHAPE intrinsic |
748086b7 | 2 | Copyright 2002, 2006, 2007, 2009 Free Software Foundation, Inc. |
644cb69f FXC |
3 | Contributed by Paul Brook <paul@nowt.org> |
4 | ||
5 | This file is part of the GNU Fortran 95 runtime library (libgfortran). | |
6 | ||
7 | Libgfortran is free software; you can redistribute it and/or | |
8 | modify it under the terms of the GNU General Public | |
9 | License as published by the Free Software Foundation; either | |
748086b7 | 10 | version 3 of the License, or (at your option) any later version. |
644cb69f FXC |
11 | |
12 | Libgfortran is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
748086b7 JJ |
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/>. */ | |
644cb69f | 25 | |
36ae8a61 | 26 | #include "libgfortran.h" |
644cb69f FXC |
27 | #include <stdlib.h> |
28 | #include <assert.h> | |
36ae8a61 | 29 | |
644cb69f FXC |
30 | |
31 | #if defined (HAVE_GFC_INTEGER_16) | |
32 | ||
64acfd99 JB |
33 | extern void shape_16 (gfc_array_i16 * const restrict ret, |
34 | const gfc_array_i16 * const restrict array); | |
644cb69f FXC |
35 | export_proto(shape_16); |
36 | ||
37 | void | |
64acfd99 JB |
38 | shape_16 (gfc_array_i16 * const restrict ret, |
39 | const gfc_array_i16 * const restrict array) | |
644cb69f FXC |
40 | { |
41 | int n; | |
42 | index_type stride; | |
ee440dd0 | 43 | index_type extent; |
644cb69f FXC |
44 | |
45 | stride = ret->dim[0].stride; | |
644cb69f | 46 | |
bc814056 TK |
47 | if (ret->dim[0].ubound < ret->dim[0].lbound) |
48 | return; | |
49 | ||
644cb69f FXC |
50 | for (n = 0; n < GFC_DESCRIPTOR_RANK (array); n++) |
51 | { | |
ee440dd0 TK |
52 | extent = array->dim[n].ubound + 1 - array->dim[n].lbound; |
53 | ret->data[n * stride] = extent > 0 ? extent : 0 ; | |
644cb69f FXC |
54 | } |
55 | } | |
56 | ||
57 | #endif |