mirror of
https://gcc.gnu.org/git/gcc.git
synced 2024-11-23 19:03:59 +08:00
66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
/* Implementation of the size intrinsic.
|
|
Copyright (C) 2002-2022 Free Software Foundation, Inc.
|
|
Contributed by Paul Brook <paul@nowt.org>
|
|
|
|
This file is part of the GNU Fortran 95 runtime library (libgfortran).
|
|
|
|
Libgfortran is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 3 of the License, or (at your option) any later version.
|
|
|
|
Libgfortran 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 General Public License for more details.
|
|
|
|
Under Section 7 of GPL version 3, you are granted additional
|
|
permissions described in the GCC Runtime Library Exception, version
|
|
3.1, as published by the Free Software Foundation.
|
|
|
|
You should have received a copy of the GNU General Public License and
|
|
a copy of the GCC Runtime Library Exception along with this program;
|
|
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include "libgfortran.h"
|
|
|
|
/* Note: This function is only used internally in libgfortran and old FE code,
|
|
new code generates the code inline. */
|
|
index_type
|
|
size0 (const array_t * array)
|
|
{
|
|
int n;
|
|
index_type size;
|
|
index_type len;
|
|
|
|
size = 1;
|
|
for (n = 0; n < GFC_DESCRIPTOR_RANK (array); n++)
|
|
{
|
|
len = GFC_DESCRIPTOR_EXTENT(array,n);
|
|
if (len < 0)
|
|
len = 0;
|
|
size *= len;
|
|
}
|
|
return size;
|
|
}
|
|
iexport(size0);
|
|
|
|
extern index_type size1 (const array_t * array, index_type dim);
|
|
export_proto(size1);
|
|
|
|
/* Note: This function it is unused in libgfortran itself and the FE no longer
|
|
call it; however, old code might still call it. */
|
|
index_type
|
|
size1 (const array_t * array, index_type dim)
|
|
{
|
|
index_type size;
|
|
|
|
dim--;
|
|
|
|
size = GFC_DESCRIPTOR_EXTENT(array,dim);
|
|
if (size < 0)
|
|
size = 0;
|
|
return size;
|
|
}
|