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Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 16 |
1 files changed, 16 insertions, 0 deletions
@@ -1,5 +1,21 @@ 2017-06-05 H.J. Lu <hongjiu.lu@intel.com> + * sysdeps/x86/cpu-features.h (index_cpu_MOVBE): New. + * sysdeps/x86_64/multiarch/Makefile (sysdep_routines): Add + memcmp-avx2 and wmemcmp-avx2. + * sysdeps/x86_64/multiarch/ifunc-impl-list.c + (__libc_ifunc_impl_list): Test __memcmp_avx2 and __wmemcmp_avx2. + * sysdeps/x86_64/multiarch/memcmp-avx2.S: New file. + * sysdeps/x86_64/multiarch/wmemcmp-avx2.S: Likewise. + * sysdeps/x86_64/multiarch/memcmp.S: Use __memcmp_avx2 on AVX + 2 machines if AVX unaligned load is fast and vzeroupper is + preferred. + * sysdeps/x86_64/multiarch/wmemcmp.S: Use __wmemcmp_avx2 on AVX + 2 machines if AVX unaligned load is fast and vzeroupper is + preferred. + +2017-06-05 H.J. Lu <hongjiu.lu@intel.com> + * include/wchar.h (__wmemset_chk): New. * sysdeps/x86_64/memset.S (VDUP_TO_VEC0_AND_SET_RETURN): Renamed to MEMSET_VDUP_TO_VEC0_AND_SET_RETURN. |