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RE: [PATCH][AArch64] Enable _STRING_ARCH_unaligned
- From: "Wilco Dijkstra" <wdijkstr at arm dot com>
- To: "'GNU C Library'" <libc-alpha at sourceware dot org>
- Date: Fri, 25 Sep 2015 14:28:38 +0100
- Subject: RE: [PATCH][AArch64] Enable _STRING_ARCH_unaligned
- Authentication-results: sourceware.org; auth=none
- References:
ping
> Wilco Dijkstra wrote:
> Enable _STRING_ARCH_unaligned on AArch64.
>
> 2015-08-20 Wilco Dijkstra <wdijkstr@arm.com>
>
> * sysdeps/aarch64/bits/string.h: New file.
> (_STRING_ARCH_unaligned): Define.
>
> ---
> sysdeps/aarch64/bits/string.h | 24 ++++++++++++++++++++++++
> 1 file changed, 24 insertions(+)
> create mode 100644 sysdeps/aarch64/bits/string.h
>
> diff --git a/sysdeps/aarch64/bits/string.h b/sysdeps/aarch64/bits/string.h
> new file mode 100644
> index 0000000..5221e69
> --- /dev/null
> +++ b/sysdeps/aarch64/bits/string.h
> @@ -0,0 +1,24 @@
> +/* Optimized, inlined string functions. AArch64 version.
> + Copyright (C) 2015 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/>. */
> +
> +#ifndef _STRING_H
> +# error "Never use <bits/string.h> directly; include <string.h> instead."
> +#endif
> +
> +/* AArch64 implementations support efficient unaligned access. */
> +#define _STRING_ARCH_unaligned 1
> --
> 1.9.1