glibc/sysdeps/powerpc/powerpc64/multiarch/strcat.c
Adhemerval Zanella 94c9680945 powerpc: Optimized strcat for POWER8/PPC64
With new optimized strcpy for POWER8, this patch adds an optimized
strcat which uses it along with default implementation at strings/.
2015-01-13 11:28:36 -05:00

35 lines
1.3 KiB
C

/* Multiple versions of strcat. PowerPC64 version.
Copyright (C) 2014-2015 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/>. */
#if IS_IN (libc)
# include <string.h>
# include <shlib-compat.h>
# include "init-arch.h"
extern __typeof (strcat) __strcat_ppc attribute_hidden;
extern __typeof (strcat) __strcat_power7 attribute_hidden;
extern __typeof (strcat) __strcat_power8 attribute_hidden;
libc_ifunc (strcat,
(hwcap2 & PPC_FEATURE2_ARCH_2_07)
? __strcat_power8 :
(hwcap & PPC_FEATURE_HAS_VSX)
? __strcat_power7
: __strcat_ppc);
#endif