glibc/sysdeps/x86_64/multiarch
Ondrej Bilka 2d48b41c8f Faster memcpy on x64.
We add new memcpy version that uses unaligned loads which are fast
on modern processors. This allows second improvement which is avoiding
computed jump which is relatively expensive operation.

Tests available here:
http://kam.mff.cuni.cz/~ondra/memcpy_profile_result27_04_13.tar.bz2
2013-05-20 08:24:41 +02:00
..
bcopy.S Use IFUNC memmove/memset in x86-64 bcopy/bzero 2012-10-11 13:58:16 -07:00
cacheinfo.c Use IFUNC on x86-64 memset 2010-11-08 03:41:34 -05:00
ifunc-defines.sym Optimize 32bit memset/memcpy with SSE2/SSSE3. 2010-01-12 11:22:03 -08:00
ifunc-impl-list.c Faster memcpy on x64. 2013-05-20 08:24:41 +02:00
init-arch.c Remove Prefer_SSE_for_memop on x64 2013-03-11 15:39:08 +01:00
init-arch.h Remove Prefer_SSE_for_memop on x64 2013-03-11 15:39:08 +01:00
Makefile Faster memcpy on x64. 2013-05-20 08:24:41 +02:00
memcmp-sse4.S Change __x86_64 prefix in cache size to __x86 2013-01-05 16:00:38 -08:00
memcmp-ssse3.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
memcmp.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
memcpy_chk.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
memcpy-sse2-unaligned.S Faster memcpy on x64. 2013-05-20 08:24:41 +02:00
memcpy-ssse3-back.S Change __x86_64 prefix in cache size to __x86 2013-01-05 16:00:38 -08:00
memcpy-ssse3.S Change __x86_64 prefix in cache size to __x86 2013-01-05 16:00:38 -08:00
memcpy.S Faster memcpy on x64. 2013-05-20 08:24:41 +02:00
memmove_chk.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
memmove-ssse3-back.S Improve 64bit memcpy/memmove for Atom, Core 2 and Core i7 2010-06-30 08:26:11 -07:00
memmove-ssse3.S Improve 64bit memcpy/memmove for Atom, Core 2 and Core i7 2010-06-30 08:26:11 -07:00
memmove.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
mempcpy_chk.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
mempcpy-ssse3-back.S Improve 64bit memcpy/memmove for Atom, Core 2 and Core i7 2010-06-30 08:26:11 -07:00
mempcpy-ssse3.S Improve 64bit memcpy/memmove for Atom, Core 2 and Core i7 2010-06-30 08:26:11 -07:00
mempcpy.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
rawmemchr.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
rtld-memcmp.c x86-64 SSE4 optimized memcmp 2010-04-14 00:12:53 -07:00
rtld-strlen.S Make sure no code in ld.so uses xmm/ymm registers on x86-64. 2009-07-26 16:10:00 -07:00
sched_cpucount.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
stpcpy-sse2-unaligned.S Improved st{r,p}{,n}cpy for SSE2 and SSSE3 on x86-64 2011-06-24 15:14:22 -04:00
stpcpy-ssse3.S Improved st{r,p}{,n}cpy for SSE2 and SSSE3 on x86-64 2011-06-24 15:14:22 -04:00
stpcpy.S Add x86-64 __libc_ifunc_impl_list 2012-10-11 16:41:12 -07:00
stpncpy-c.c
stpncpy-sse2-unaligned.S Improved st{r,p}{,n}cpy for SSE2 and SSSE3 on x86-64 2011-06-24 15:14:22 -04:00
stpncpy-ssse3.S Improved st{r,p}{,n}cpy for SSE2 and SSSE3 on x86-64 2011-06-24 15:14:22 -04:00
stpncpy.S Add x86-64 __libc_ifunc_impl_list 2012-10-11 16:41:12 -07:00
strcasecmp_l-ssse3.S Fix x86-64 build without multiarch. 2010-08-14 14:56:32 -07:00
strcasecmp_l.S Add x86-64 __libc_ifunc_impl_list 2012-10-11 16:41:12 -07:00
strcasestr-c.c Add x86-64 __libc_ifunc_impl_list 2012-10-11 16:41:12 -07:00
strcasestr-nonascii.c Remove lots of inline keywords. 2013-02-07 14:44:18 -08:00
strcasestr.c Speed up SSE4.2 strcasestr by avoiding indirect function call. 2010-07-16 15:37:38 -07:00
strcat-sse2-unaligned.S Faster strlen on x64. 2013-03-18 07:39:12 +01:00
strcat-ssse3.S Faster strlen on x64. 2013-03-18 07:39:12 +01:00
strcat.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strchr-sse2-no-bsf.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strchr.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strcmp-sse42.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strcmp-ssse3.S Avoid compiling unneeded file in ld.so. 2010-07-27 21:12:59 -07:00
strcmp.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strcpy-sse2-unaligned.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strcpy-ssse3.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strcpy.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strcspn-c.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strcspn.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strend-sse4.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strncase_l-ssse3.S Add optimized strncasecmp versions for x86-64. 2010-08-14 22:04:01 -07:00
strncase_l.S Add x86-64 __libc_ifunc_impl_list 2012-10-11 16:41:12 -07:00
strncat-c.c Improve 64 bit strcat functions with SSE2/SSSE3 2011-07-19 17:11:54 -04:00
strncat-sse2-unaligned.S Improve 64 bit strcat functions with SSE2/SSSE3 2011-07-19 17:11:54 -04:00
strncat-ssse3.S Improve 64 bit strcat functions with SSE2/SSSE3 2011-07-19 17:11:54 -04:00
strncat.S Add x86-64 __libc_ifunc_impl_list 2012-10-11 16:41:12 -07:00
strncmp-ssse3.S Don't define x86-64 __strncmp_ssse3 in libc.a 2012-09-27 07:43:03 -07:00
strncmp.S Add x86-64 __libc_ifunc_impl_list 2012-10-11 16:41:12 -07:00
strncpy-c.c
strncpy-sse2-unaligned.S Improved st{r,p}{,n}cpy for SSE2 and SSSE3 on x86-64 2011-06-24 15:14:22 -04:00
strncpy-ssse3.S Improved st{r,p}{,n}cpy for SSE2 and SSSE3 on x86-64 2011-06-24 15:14:22 -04:00
strncpy.S Add x86-64 __libc_ifunc_impl_list 2012-10-11 16:41:12 -07:00
strpbrk-c.c Don't define __strpbrk_sse42 in static library 2010-03-24 12:16:24 -07:00
strpbrk.S Add x86-64 __libc_ifunc_impl_list 2012-10-11 16:41:12 -07:00
strrchr-sse2-no-bsf.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strrchr.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strspn-c.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strspn.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strstr-c.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strstr.c Remove lots of inline keywords. 2013-02-07 14:44:18 -08:00
test-multiarch.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
varshift.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
varshift.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
Versions Add support for x86-64 fma instruction. 2009-07-29 15:26:06 -07:00
wcscpy-c.c Optimized wcschr and wcscpy for x86-64 and x86-32 2011-12-17 14:39:23 -05:00
wcscpy-ssse3.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
wcscpy.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
wmemcmp-c.c Fix more warnings 2011-12-03 21:49:35 -05:00
wmemcmp-sse4.S Optimized memcmp and wmemcmp for x86-64 and x86-32 2011-10-15 11:10:08 -04:00
wmemcmp-ssse3.S Optimized memcmp and wmemcmp for x86-64 and x86-32 2011-10-15 11:10:08 -04:00
wmemcmp.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00