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Diffstat (limited to 'libgfortran/intrinsics/reshape_packed.c')
-rw-r--r-- | libgfortran/intrinsics/reshape_packed.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/libgfortran/intrinsics/reshape_packed.c b/libgfortran/intrinsics/reshape_packed.c new file mode 100644 index 000000000..25cbcf7db --- /dev/null +++ b/libgfortran/intrinsics/reshape_packed.c @@ -0,0 +1,49 @@ +/* Implementation of the RESHAPE intrinsic for packed arrays + Copyright 2002, 2007, 2009 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; + } +} |