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| author | Raphael M Zinsly <rzinsly@linux.ibm.com> | 2020-11-12 13:12:24 -0300 |
|---|---|---|
| committer | Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com> | 2020-11-12 13:12:24 -0300 |
| commit | b9d83bf3eb57e1cf8ef785f1a58e13ddf162b6f3 (patch) | |
| tree | 35ea78f972edcca80ac72d25f2b20e9d4cdef9f6 /sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c | |
| parent | b7aa84d5a5d0deaf7657191e0cd9d1d83d145dab (diff) | |
| download | glibc-b9d83bf3eb57e1cf8ef785f1a58e13ddf162b6f3.tar.gz glibc-b9d83bf3eb57e1cf8ef785f1a58e13ddf162b6f3.tar.xz glibc-b9d83bf3eb57e1cf8ef785f1a58e13ddf162b6f3.zip | |
powerpc: Add optimized strncpy for POWER9
Similar to the strcpy P9 optimization, this version uses VSX to improve performance. Reviewed-by: Matheus Castanho <msc@linux.ibm.com> Reviewed-by: Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com>
Diffstat (limited to 'sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c b/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c index dd54e7d6bb..135326c97a 100644 --- a/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c +++ b/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c @@ -301,6 +301,12 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, /* Support sysdeps/powerpc/powerpc64/multiarch/strncpy.c. */ IFUNC_IMPL (i, name, strncpy, +#ifdef __LITTLE_ENDIAN__ + IFUNC_IMPL_ADD (array, i, strncpy, + (hwcap2 & PPC_FEATURE2_ARCH_3_00) + && (hwcap & PPC_FEATURE_HAS_VSX), + __strncpy_power9) +#endif IFUNC_IMPL_ADD (array, i, strncpy, hwcap2 & PPC_FEATURE2_ARCH_2_07, __strncpy_power8) |