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6de9cd9a 1`/* Implementation of the SHAPE intrinsic
8d9254fc 2 Copyright (C) 2002-2020 Free Software Foundation, Inc.
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3 Contributed by Paul Brook <paul@nowt.org>
4
21d1335b 5This file is part of the GNU Fortran runtime library (libgfortran).
6de9cd9a 6
57dea9f6
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7Libgfortran is free software; you can redistribute it and/or
8modify it under the terms of the GNU General Public
6de9cd9a 9License as published by the Free Software Foundation; either
748086b7 10version 3 of the License, or (at your option) any later version.
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11
12Libgfortran is distributed in the hope that it will be useful,
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13but WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
57dea9f6 15GNU General Public License for more details.
6de9cd9a 16
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17Under Section 7 of GPL version 3, you are granted additional
18permissions described in the GCC Runtime Library Exception, version
193.1, as published by the Free Software Foundation.
20
21You should have received a copy of the GNU General Public License and
22a copy of the GCC Runtime Library Exception along with this program;
23see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
24<http://www.gnu.org/licenses/>. */
6de9cd9a 25
887d9b8b 26#include "libgfortran.h"'
36ae8a61 27
c9e66eda 28include(iparm.m4)dnl
6de9cd9a 29
adea5e16 30`#if defined (HAVE_'rtype_name`)
644cb69f 31
adea5e16 32extern void shape_'rtype_kind` ('rtype` * const restrict ret,
ed019753 33 const array_t * const restrict array);
adea5e16 34export_proto(shape_'rtype_kind`);
7d7b8bfe 35
6de9cd9a 36void
adea5e16 37shape_'rtype_kind` ('rtype` * const restrict ret,
ed019753 38 const array_t * const restrict array)
6de9cd9a 39{
6de9cd9a 40 index_type stride;
ee440dd0 41 index_type extent;
3ba7edcf 42
7a157266 43 int rank = GFC_DESCRIPTOR_RANK (array);
3ba7edcf 44
21d1335b 45 if (ret->base_addr == NULL)
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46 {
47 GFC_DIMENSION_SET(ret->dim[0], 0, rank - 1, 1);
48 ret->offset = 0;
92e6f3a4 49 ret->base_addr = xmallocarray (rank, sizeof ('rtype_name`));
3ba7edcf 50 }
6de9cd9a 51
dfb55fdc 52 stride = GFC_DESCRIPTOR_STRIDE(ret,0);
6de9cd9a 53
dfb55fdc 54 if (GFC_DESCRIPTOR_EXTENT(ret,0) < 1)
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55 return;
56
7a157266 57 for (index_type n = 0; n < rank; n++)
6de9cd9a 58 {
dfb55fdc 59 extent = GFC_DESCRIPTOR_EXTENT(array,n);
21d1335b 60 ret->base_addr[n * stride] = extent > 0 ? extent : 0 ;
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61 }
62}
644cb69f 63
adea5e16 64#endif'