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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 | 88eefd344b3cf4a41284a1dfdaca61667e3a1b4b (patch) | |
| tree | e6df6d058a7fe251cadaed11918374df46ca7bb9 /wcsmbs/wmemchr.c | |
| parent | b4c21601b147efc3c2b0e679e4ffc554b3987f0b (diff) | |
| download | glibc-88eefd344b3cf4a41284a1dfdaca61667e3a1b4b.tar glibc-88eefd344b3cf4a41284a1dfdaca61667e3a1b4b.tar.gz glibc-88eefd344b3cf4a41284a1dfdaca61667e3a1b4b.tar.bz2 glibc-88eefd344b3cf4a41284a1dfdaca61667e3a1b4b.zip | |
S390: Optimize memchr, rawmemchr and wmemchr.
This patch provides optimized versions of memchr, rawmemchr and wmemchr with the
z13 vector instructions.
ChangeLog:
* sysdeps/s390/multiarch/memchr-vx.S: New File.
* sysdeps/s390/multiarch/memchr.c: Likewise.
* sysdeps/s390/multiarch/rawmemchr-c.c: Likewise.
* sysdeps/s390/multiarch/rawmemchr-vx.S: Likewise.
* sysdeps/s390/multiarch/rawmemchr.c: Likewise.
* sysdeps/s390/multiarch/wmemchr-c.c: Likewise.
* sysdeps/s390/multiarch/wmemchr-vx.S: Likewise.
* sysdeps/s390/multiarch/wmemchr.c: Likewise.
* sysdeps/s390/s390-32/multiarch/memchr.c: Likewise.
* sysdeps/s390/s390-64/multiarch/memchr.c: Likewise.
* sysdeps/s390/multiarch/Makefile (sysdep_routines): Add memchr, wmemchr
and rawmemchr functions.
* sysdeps/s390/multiarch/ifunc-impl-list-common.c
(__libc_ifunc_impl_list_common): Add ifunc test for memchr, rawmemchr
and wmemchr.
* wcsmbs/wmemchr.c: Use WMEMCHR if defined.
* string/test-memchr.c: Add wmemchr support.
* wcsmbs/test-wmemchr.c: New File.
* wcsmbs/Makefile (strop-tests): Add wmemchr.
* benchtests/bench-memchr.c: Add wmemchr support.
* benchtests/bench-wmemchr.c: New File.
* benchtests/Makefile (wcsmbs-bench): wmemchr.
Diffstat (limited to 'wcsmbs/wmemchr.c')
| -rw-r--r-- | wcsmbs/wmemchr.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/wcsmbs/wmemchr.c b/wcsmbs/wmemchr.c index 266950c84b..9e8d57bd5d 100644 --- a/wcsmbs/wmemchr.c +++ b/wcsmbs/wmemchr.c @@ -18,6 +18,10 @@ #include <wchar.h> +#ifdef WMEMCHR +# define __wmemchr WMEMCHR +#endif + wchar_t * __wmemchr (s, c, n) const wchar_t *s; |