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tile: use memcpy in memmove when possible

This commit is contained in:
Chris Metcalf 2012-11-06 22:19:31 -05:00
parent 19218757e6
commit fdf689a977
2 changed files with 24 additions and 0 deletions
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2
ports/ChangeLog.tile
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2012-11-06 Chris Metcalf <cmetcalf@tilera.com> 2012-11-06 Chris Metcalf <cmetcalf@tilera.com>
* sysdeps/tile/tilegx/memmove.c: New file.
* sysdeps/tile/nptl/pthread_spin_unlock.c: New file. * sysdeps/tile/nptl/pthread_spin_unlock.c: New file.
2012-11-05 Chris Metcalf <cmetcalf@tilera.com> 2012-11-05 Chris Metcalf <cmetcalf@tilera.com>

22
ports/sysdeps/tile/tilegx/memmove.c Normal file
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/* Copy memory to memory until the specified number of bytes
has been copied. Overlap is handled correctly.
Copyright (C) 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
/* The tilegx implementation of memcpy is safe to use for memmove. */
#define MEMCPY_OK_FOR_FWD_MEMMOVE 1
#include <string/memmove.c>