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| author | Stefan Liebler <stli@linux.vnet.ibm.com> | 2015-08-26 10:26:24 +0200 |
|---|---|---|
| committer | Andreas Krebbel <krebbel@linux.vnet.ibm.com> | 2015-08-26 10:26:24 +0200 |
| commit | f0ba659847446eec3b2477d60c97c77ef4680e81 (patch) | |
| tree | e9afd92c52aae0ff3905d4057c00998d365ec705 /sysdeps/s390/multiarch/strpbrk-c.c | |
| parent | f1ffad98be7ec4111fbd1cd1f58f3e3343257519 (diff) | |
| download | glibc-f0ba659847446eec3b2477d60c97c77ef4680e81.zip glibc-f0ba659847446eec3b2477d60c97c77ef4680e81.tar.gz glibc-f0ba659847446eec3b2477d60c97c77ef4680e81.tar.bz2 | |
S390: Optimize strpbrk and wcspbrk.
This patch provides optimized versions of strpbrk and wcspbrk with the z13
vector instructions.
ChangeLog:
* sysdeps/s390/multiarch/strpbrk-c.c: New File.
* sysdeps/s390/multiarch/strpbrk-vx.S: Likewise.
* sysdeps/s390/multiarch/strpbrk.c: Likewise.
* sysdeps/s390/multiarch/wcspbrk-c.c: Likewise.
* sysdeps/s390/multiarch/wcspbrk-vx.S: Likewise.
* sysdeps/s390/multiarch/wcspbrk.c: Likewise.
* sysdeps/s390/multiarch/Makefile (sysdep_routines): Add strpbrk and
wcspbrk functions.
* sysdeps/s390/multiarch/ifunc-impl-list.c
(__libc_ifunc_impl_list): Add ifunc test for strpbrk, wcspbrk.
* wcsmbs/wcspbrk.c: Use WCSPBRK if defined.
* string/test-strpbrk.c: Add wcspbrk support.
* wcsmbs/test-wcspbrk.c: New File.
* wcsmbs/Makefile (strop-tests): Add wcspbrk.
* benchtests/bench-strpbrk.c: Add wcspbrk support.
* benchtests/bench-wcspbrk.c: New File.
* benchtests/Makefile (wcsmbs-bench): Add wcspbrk.
Diffstat (limited to 'sysdeps/s390/multiarch/strpbrk-c.c')
| -rw-r--r-- | sysdeps/s390/multiarch/strpbrk-c.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/sysdeps/s390/multiarch/strpbrk-c.c b/sysdeps/s390/multiarch/strpbrk-c.c new file mode 100644 index 0000000..3923ae8 --- /dev/null +++ b/sysdeps/s390/multiarch/strpbrk-c.c @@ -0,0 +1,28 @@ +/* Default strpbrk 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 STRPBRK __strpbrk_c +# ifdef SHARED +# undef libc_hidden_builtin_def +# define libc_hidden_builtin_def(name) \ + __hidden_ver1 (__strpbrk_c, __GI_strpbrk, __strpbrk_c); +# endif /* SHARED */ + +# include <string/strpbrk.c> +#endif /* HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc) */ |