From 72276d6e8843db6df5971b06787f0a5e39bda138 Mon Sep 17 00:00:00 2001 From: Andrew Senkevich Date: Sat, 16 Jan 2016 00:49:45 +0300 Subject: Added memcpy/memmove family optimized with AVX512 for KNL hardware. Added AVX512 implementations of memcpy, mempcpy, memmove, memcpy_chk, mempcpy_chk, memmove_chk. It shows average improvement more than 30% over AVX versions on KNL hardware (performance results in the thread ). * sysdeps/x86_64/multiarch/Makefile (sysdep_routines): Added new files. * sysdeps/x86_64/multiarch/ifunc-impl-list.c: Added new tests. * sysdeps/x86_64/multiarch/memcpy-avx512-no-vzeroupper.S: New file. * sysdeps/x86_64/multiarch/mempcpy-avx512-no-vzeroupper.S: Likewise. * sysdeps/x86_64/multiarch/memmove-avx512-no-vzeroupper.S: Likewise. * sysdeps/x86_64/multiarch/memcpy.S: Added new IFUNC branch. * sysdeps/x86_64/multiarch/memcpy_chk.S: Likewise. * sysdeps/x86_64/multiarch/memmove.c: Likewise. * sysdeps/x86_64/multiarch/memmove_chk.c: Likewise. * sysdeps/x86_64/multiarch/mempcpy.S: Likewise. * sysdeps/x86_64/multiarch/mempcpy_chk.S: Likewise. --- sysdeps/x86_64/multiarch/Makefile | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'sysdeps/x86_64/multiarch/Makefile') diff --git a/sysdeps/x86_64/multiarch/Makefile b/sysdeps/x86_64/multiarch/Makefile index b2e31efe02..d234f4ab66 100644 --- a/sysdeps/x86_64/multiarch/Makefile +++ b/sysdeps/x86_64/multiarch/Makefile @@ -7,11 +7,12 @@ ifeq ($(subdir),string) sysdep_routines += strncat-c stpncpy-c strncpy-c strcmp-ssse3 \ strcmp-sse2-unaligned strncmp-ssse3 \ - memcmp-sse4 memcpy-ssse3 \ - memcpy-sse2-unaligned mempcpy-ssse3 \ - memmove-ssse3 memcpy-ssse3-back mempcpy-ssse3-back \ - memmove-avx-unaligned memcpy-avx-unaligned mempcpy-avx-unaligned \ - memmove-ssse3-back strcasecmp_l-ssse3 \ + memcmp-sse4 memcpy-ssse3 memcpy-sse2-unaligned \ + memcpy-avx512-no-vzeroupper mempcpy-ssse3 memmove-ssse3 \ + memcpy-ssse3-back mempcpy-ssse3-back memmove-avx-unaligned \ + memcpy-avx-unaligned mempcpy-avx-unaligned \ + mempcpy-avx512-no-vzeroupper memmove-ssse3-back \ + memmove-avx512-no-vzeroupper strcasecmp_l-ssse3 \ strncase_l-ssse3 strcat-ssse3 strncat-ssse3\ strcpy-ssse3 strncpy-ssse3 stpcpy-ssse3 stpncpy-ssse3 \ strcpy-sse2-unaligned strncpy-sse2-unaligned \ -- cgit 1.4.1