49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
/* Implementation of the RESHAPE intrinsic for packed arrays
|
|
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.
|
|
|
|
Ligbfortran 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"
|
|
|
|
#include <string.h>
|
|
|
|
/* Reshape function where all arrays are packed. Basically just memcpy. */
|
|
|
|
void
|
|
reshape_packed (char * restrict ret, index_type rsize, const char * source,
|
|
index_type ssize, const char * pad, index_type psize)
|
|
{
|
|
index_type size;
|
|
|
|
size = (rsize > ssize) ? ssize : rsize;
|
|
memcpy (ret, source, size);
|
|
ret += size;
|
|
rsize -= size;
|
|
while (rsize > 0)
|
|
{
|
|
size = (rsize > psize) ? psize : rsize;
|
|
memcpy (ret, pad, size);
|
|
ret += size;
|
|
rsize -= size;
|
|
}
|
|
}
|