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| author | Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com> | 2017-10-02 17:31:13 +0530 |
|---|---|---|
| committer | Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com> | 2017-10-02 17:31:13 +0530 |
| commit | 59ba2d2b542142e575d185f07e1eb96800d9862c (patch) | |
| tree | f2137c2e24bf432a39491ac0aeacd08d8f4970f2 /sysdeps/powerpc/powerpc64/multiarch/Makefile | |
| parent | 397286ea93ad30c24a5dad7928d0056c7b7d603d (diff) | |
| download | glibc-59ba2d2b542142e575d185f07e1eb96800d9862c.tar.gz glibc-59ba2d2b542142e575d185f07e1eb96800d9862c.tar.xz glibc-59ba2d2b542142e575d185f07e1eb96800d9862c.zip | |
powerpc: Optimize memrchr for power8
Vectorized loops are used for sizes greater than 32B to improve performance over power7 optimization. This shows as an average of 25% improvement depending on the position of search character. The performance is same for shorter strings.
Diffstat (limited to 'sysdeps/powerpc/powerpc64/multiarch/Makefile')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/multiarch/Makefile | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sysdeps/powerpc/powerpc64/multiarch/Makefile b/sysdeps/powerpc/powerpc64/multiarch/Makefile index f6491a2dc6..dea49acff5 100644 --- a/sysdeps/powerpc/powerpc64/multiarch/Makefile +++ b/sysdeps/powerpc/powerpc64/multiarch/Makefile @@ -6,8 +6,9 @@ sysdep_routines += memcpy-power7 memcpy-a2 memcpy-power6 memcpy-cell \ memset-ppc64 memset-power8 \ mempcpy-power7 mempcpy-ppc64 \ memchr-power8 memchr-power7 memchr-ppc64 \ - memrchr-power7 memrchr-ppc64 rawmemchr-power7 \ - rawmemchr-ppc64 strlen-power7 strlen-ppc64 \ + memrchr-power8 memrchr-power7 memrchr-ppc64 \ + rawmemchr-power7 rawmemchr-ppc64 \ + strlen-power7 strlen-ppc64 \ strnlen-power8 strnlen-power7 strnlen-ppc64 \ strcasecmp-power7 strcasecmp_l-power7 \ strncase-power7 strncase_l-power7 \ |