From 6fb8cbcb58a29fff73eb2101b34caa19a7f88eba Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Wed, 30 Jun 2010 08:26:11 -0700 Subject: Improve 64bit memcpy/memmove for Atom, Core 2 and Core i7 This patch includes optimized 64bit memcpy/memmove for Atom, Core 2 and Core i7. It improves memcpy by up to 3X on Atom, up to 4X on Core 2 and up to 1X on Core i7. It also improves memmove by up to 3X on Atom, up to 4X on Core 2 and up to 2X on Core i7. --- sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S | 4 ++++ 1 file changed, 4 insertions(+) create mode 100644 sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S (limited to 'sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S') diff --git a/sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S b/sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S new file mode 100644 index 0000000000..82ffacb8fb --- /dev/null +++ b/sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S @@ -0,0 +1,4 @@ +#define USE_AS_MEMPCPY +#define MEMCPY __mempcpy_ssse3_back +#define MEMCPY_CHK __mempcpy_chk_ssse3_back +#include "memcpy-ssse3-back.S" -- cgit v1.2.3-70-g09d2