glibc/sysdeps/s390/multiarch/strcspn-c.c
Stefan Liebler b4c21601b1 S390: Optimize strcspn and wcscspn.
This patch provides optimized versions of strcspn and wcscspn with the z13
vector instructions.

ChangeLog:

	* sysdeps/s390/multiarch/strcspn-c.c: New File.
	* sysdeps/s390/multiarch/strcspn-vx.S: Likewise.
	* sysdeps/s390/multiarch/strcspn.c: Likewise.
	* sysdeps/s390/multiarch/wcscspn-c.c: Likewise.
	* sysdeps/s390/multiarch/wcscspn-vx.S: Likewise.
	* sysdeps/s390/multiarch/wcscspn.c: Likewise.
	* sysdeps/s390/multiarch/Makefile (sysdep_routines): Add strcspn and
	wcscspn functions.
	* sysdeps/s390/multiarch/ifunc-impl-list.c
	(__libc_ifunc_impl_list): Add ifunc test for strcspn, wcscspn.
	* wcsmbs/wcscspn.c: Use WCSCSPN if defined.
	* string/test-strcspn.c: Add wcscspn support.
	* wcsmbs/test-wcscspn.c: New File.
	* wcsmbs/Makefile (strop-tests): Add wcscspn.
	* benchtests/bench-strcspn.c: Add wcscspn support.
	* benchtests/bench-wcscspn.c: New File.
	* benchtests/Makefile (wcsmbs-bench): Add wcscspn.
2015-08-26 10:26:24 +02:00

29 lines
1.1 KiB
C

/* Default strcspn implementation for S/390.
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/>. */
#if defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc)
# define STRCSPN __strcspn_c
# ifdef SHARED
# undef libc_hidden_builtin_def
# define libc_hidden_builtin_def(name) \
__hidden_ver1 (__strcspn_c, __GI_strcspn, __strcspn_c);
# endif /* SHARED */
# include <string/strcspn.c>
#endif /* HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc) */