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author | Stefan Liebler <stli@linux.vnet.ibm.com> | 2015-08-26 10:26:23 +0200 |
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committer | Andreas Krebbel <krebbel@linux.vnet.ibm.com> | 2015-08-26 10:26:23 +0200 |
commit | f40132d4bda984479bac89dfcd6968e9ff56e088 (patch) | |
tree | 05b76d284b6eb493ab479501b63672f2aa94c42e /sysdeps/s390/multiarch/ifunc-impl-list.c | |
parent | d23d4ef19f1f5463745f2af205acb8c4975fd680 (diff) | |
download | glibc-f40132d4bda984479bac89dfcd6968e9ff56e088.zip glibc-f40132d4bda984479bac89dfcd6968e9ff56e088.tar.gz glibc-f40132d4bda984479bac89dfcd6968e9ff56e088.tar.bz2 |
S390: Optimize strrchr and wcsrchr.
This patch provides optimized versions of strrchr and wcsrchr with the z13
vector instructions.
ChangeLog:
* sysdeps/s390/multiarch/strrchr-c.c: New File.
* sysdeps/s390/multiarch/strrchr-vx.S: Likewise.
* sysdeps/s390/multiarch/strrchr.c: Likewise.
* sysdeps/s390/multiarch/wcsrchr-c.c: Likewise.
* sysdeps/s390/multiarch/wcsrchr-vx.S: Likewise.
* sysdeps/s390/multiarch/wcsrchr.c: Likewise.
* sysdeps/s390/multiarch/Makefile (sysdep_routines): Add strrchr and
wcsrchr functions.
* sysdeps/s390/multiarch/ifunc-impl-list.c
(__libc_ifunc_impl_list): Add ifunc test for strrchr, wcsrchr.
* benchtests/bench-wcsrchr.c: New File.
* benchtests/Makefile (wcsmbs-bench): Add wcsrchr.
Diffstat (limited to 'sysdeps/s390/multiarch/ifunc-impl-list.c')
-rw-r--r-- | sysdeps/s390/multiarch/ifunc-impl-list.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/s390/multiarch/ifunc-impl-list.c b/sysdeps/s390/multiarch/ifunc-impl-list.c index ea474a8..ee84d80 100644 --- a/sysdeps/s390/multiarch/ifunc-impl-list.c +++ b/sysdeps/s390/multiarch/ifunc-impl-list.c @@ -115,6 +115,9 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, IFUNC_VX_IMPL (strchrnul); IFUNC_VX_IMPL (wcschrnul); + IFUNC_VX_IMPL (strrchr); + IFUNC_VX_IMPL (wcsrchr); + #endif /* HAVE_S390_VX_ASM_SUPPORT */ return i; |