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| author | Stefan Liebler <stli@linux.vnet.ibm.com> | 2015-08-26 10:26:22 +0200 |
|---|---|---|
| committer | Andreas Krebbel <krebbel@linux.vnet.ibm.com> | 2015-08-26 10:26:22 +0200 |
| commit | cee82e70ccb7b2f054cd781b0a603ae244523e72 (patch) | |
| tree | 99b03fb1acbfa34500da9dccfe80af0a9f33e022 /ChangeLog | |
| parent | 63724a6db60f98e91da474d11d83a19aa10fc54e (diff) | |
| download | glibc-cee82e70ccb7b2f054cd781b0a603ae244523e72.tar.xz glibc-cee82e70ccb7b2f054cd781b0a603ae244523e72.zip | |
S390: Optimize strncmp and wcsncmp.
This patch provides optimized versions of strncmp and wcsncmp with the z13
vector instructions.
ChangeLog:
* sysdeps/s390/multiarch/strncmp-c.c: New File.
* sysdeps/s390/multiarch/strncmp-vx.S: Likewise.
* sysdeps/s390/multiarch/strncmp.c: Likewise.
* sysdeps/s390/multiarch/wcsncmp-c.c: Likewise.
* sysdeps/s390/multiarch/wcsncmp-vx.S: Likewise.
* sysdeps/s390/multiarch/wcsncmp.c: Likewise.
* sysdeps/s390/multiarch/Makefile (sysdep_routines): Add strncmp and
wcsncmp functions.
* sysdeps/s390/multiarch/ifunc-impl-list.c
(__libc_ifunc_impl_list): Add ifunc test for strncmp, wcsncmp.
* wcsmbs/wcsncmp.c (WCSNCMP): Define and use macro.
* benchtests/bench-strncmp.c: Add wcsncmp support.
* benchtests/bench-wcsncmp.c: New File.
* benchtests/Makefile (wcsmbs-bench): Add wcsncmp.
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 17 |
1 files changed, 17 insertions, 0 deletions
@@ -1,5 +1,22 @@ 2015-08-26 Stefan Liebler <stli@linux.vnet.ibm.com> + * sysdeps/s390/multiarch/strncmp-c.c: New File. + * sysdeps/s390/multiarch/strncmp-vx.S: Likewise. + * sysdeps/s390/multiarch/strncmp.c: Likewise. + * sysdeps/s390/multiarch/wcsncmp-c.c: Likewise. + * sysdeps/s390/multiarch/wcsncmp-vx.S: Likewise. + * sysdeps/s390/multiarch/wcsncmp.c: Likewise. + * sysdeps/s390/multiarch/Makefile (sysdep_routines): Add strncmp and + wcsncmp functions. + * sysdeps/s390/multiarch/ifunc-impl-list.c + (__libc_ifunc_impl_list): Add ifunc test for strncmp, wcsncmp. + * wcsmbs/wcsncmp.c (WCSNCMP): Define and use macro. + * benchtests/bench-strncmp.c: Add wcsncmp support. + * benchtests/bench-wcsncmp.c: New File. + * benchtests/Makefile (wcsmbs-bench): Add wcsncmp. + +2015-08-26 Stefan Liebler <stli@linux.vnet.ibm.com> + * sysdeps/s390/multiarch/strcmp-vx.S: New File. * sysdeps/s390/multiarch/strcmp.c: Likewise. * sysdeps/s390/multiarch/wcscmp-c.c: Likewise. |