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AArch64: Implement optimized bzero.

This commit is contained in:
Marcus Shawcroft 2013-01-16 13:29:05 +00:00
parent c2b6221ed3
commit 7ac4d96239
2 changed files with 31 additions and 0 deletions
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4
ports/ChangeLog.aarch64
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2013-01-17 Marcus Shawcroft <marcus.shawcroft@linaro.org>
* sysdeps/aarch64/bzero.S: New file.
2013-01-17 Marcus Shawcroft <marcus.shawcroft@linaro.org> 2013-01-17 Marcus Shawcroft <marcus.shawcroft@linaro.org>
* sysdeps/aarch64/memmove.S: New file. * sysdeps/aarch64/memmove.S: New file.

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ports/sysdeps/aarch64/bzero.S Normal file
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/* Copyright (C) 2013 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/>. */
#include <sysdep.h>
.text
ENTRY(__bzero)
mov x2, x1
mov x1, xzr
b __memset
END(__bzero)
weak_alias (__bzero, bzero)