glibc/sysdeps/powerpc/powerpc64/multiarch/bzero.c
2013-12-13 14:33:16 -05:00

41 lines
1.4 KiB
C

/* Multiple versions of bzero. PowerPC64 version.
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/>. */
/* Define multiple versions only for definition in libc. */
#ifndef NOT_IN_libc
# include <string.h>
# include <strings.h>
# include "init-arch.h"
extern __typeof (bzero) __bzero_ppc attribute_hidden;
extern __typeof (bzero) __bzero_power4 attribute_hidden;
extern __typeof (bzero) __bzero_power6 attribute_hidden;
extern __typeof (bzero) __bzero_power7 attribute_hidden;
libc_ifunc (__bzero,
(hwcap & PPC_FEATURE_HAS_VSX)
? __bzero_power7 :
(hwcap & PPC_FEATURE_ARCH_2_05)
? __bzero_power6 :
(hwcap & PPC_FEATURE_POWER4)
? __bzero_power4
: __bzero_ppc);
weak_alias (__bzero, bzero)
#endif