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2d48b41c8f
glibc/sysdeps/x86_64
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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
..
64 Convert WORDSIZE[32|64]/ld entries to abi-variants 2012-05-30 08:33:26 -07:00
bits Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
fpu Handle sincos with generic libm-test logic. 2013-05-19 14:45:41 +00:00
multiarch Faster memcpy on x64. 2013-05-20 08:24:41 +02:00
x32 Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
____longjmp_chk.S ____longjmp_chk is now OS-specific. 2009-07-30 21:42:27 -07:00
__longjmp.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
_mcount.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
abort-instr.h Update. 2001-09-19 10:37:31 +00:00
add_n.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
addmul_1.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
backtrace.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
bsd-_setjmp.S Remove bounded-pointers handling from x86_64 assembly sources. 2013-02-17 21:57:26 +00:00
bsd-setjmp.S Remove bounded-pointers handling from x86_64 assembly sources. 2013-02-17 21:57:26 +00:00
bzero.S Make an empty file. 2007-10-16 05:59:15 +00:00
cacheinfo.c Change __x86_64 prefix in cache size to __x86 2013-01-05 16:00:38 -08:00
configure Move system-specific settings out of toplevel configure.in and config.make.in. 2013-03-20 22:37:06 +00:00
configure.in Move system-specific settings out of toplevel configure.in and config.make.in. 2013-03-20 22:37:06 +00:00
crti.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
crtn.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
dl-irel.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
dl-lookupcfg.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
dl-machine.h Implement x86 SIZE32/SIZE64 relocations 2013-01-16 20:31:03 -08:00
dl-runtime.c * elf/dl-runtime.c (reloc_offset): Define. 2009-03-15 00:26:14 +00:00
dl-tls.h Add #include <stdint.h> for uint[32|64]_t usage (except installed headers). 2013-05-16 11:32:54 -05:00
dl-tlsdesc.h Add #include <stdint.h> for uint[32|64]_t usage (except installed headers). 2013-05-16 11:32:54 -05:00
dl-tlsdesc.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
dl-trampoline.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
dl-trampoline.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
ffs.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
ffsll.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
hp-timing.c Update. 2001-09-19 10:37:31 +00:00
hp-timing.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
htonl.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
Implies Use x86-64 bits/byteswap.h for both i386 and x86_64 2012-05-30 14:13:18 -07:00
jmpbuf-offsets.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
jmpbuf-unwind.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
l10nflist.c Minor optimization of popcount in l10nflist 2011-08-11 14:07:04 -04:00
ldbl2mpn.c [BZ #4586] 2007-06-08 02:50:59 +00:00
ldsodefs.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
link-defines.sym Add AVX support to ld.so auditing for x86-64. 2009-07-10 12:04:14 -07:00
locale-defines.sym Implement optimized strcaecmp for x86-64. 2010-07-30 00:14:04 -07:00
lshift.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
machine-gmon.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
Makefile Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
memchr.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.S Change __x86_64 prefix in cache size to __x86 2013-01-05 16:00:38 -08:00
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.S Remove bounded-pointers handling from x86_64 assembly sources. 2013-02-17 21:57:26 +00:00
memrchr.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
memset_chk.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
memset.S Remove Prefer_SSE_for_memop on x64 2013-03-11 15:39:08 +01:00
memusage.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
mp_clz_tab.c * sysdeps/x86_64/mp_clz_tab.c: New file. 2009-04-15 04:30:41 +00:00
mul_1.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
preconfigure Regenerate sysdeps/x86_64/preconfigure. 2013-03-15 01:18:32 +00:00
preconfigure.in Check __ILP32__ instead of __LP64__ 2012-04-13 16:24:17 -07:00
rawmemchr.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
rshift.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
rtld-memcmp.c Make sure no code in ld.so uses xmm/ymm registers on x86-64. 2009-07-26 16:10:00 -07:00
rtld-memset.c * sysdeps/x86_64/rtld-memset.c: New file. 2008-03-07 17:55:11 +00:00
rtld-strchr.S Remove bounded-pointers handling from x86_64 assembly sources. 2013-02-17 21:57:26 +00:00
rtld-strlen.S Remove bounded-pointers handling from x86_64 assembly sources. 2013-02-17 21:57:26 +00:00
sched_cpucount.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
setjmp.S Remove bounded-pointers handling from x86_64 assembly sources. 2013-02-17 21:57:26 +00:00
stackguard-macros.h Split up stackguard-macros.h into sysdeps directories. 2012-05-15 23:34:30 +00:00
stackinfo.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
start.S Remove bounded-pointers handling from x86_64 assembly sources. 2013-02-17 21:57:26 +00:00
stpcpy_chk.S 2004-10-15 Jakub Jelinek <jakub@redhat.com> 2004-10-18 04:17:19 +00:00
stpcpy.S Update. 2004-05-28 06:56:51 +00:00
strcasecmp_l-nonascii.c Remove pre-ISO C support 2012-01-07 23:57:22 -05:00
strcasecmp_l.S Implement optimized strcaecmp for x86-64. 2010-07-30 00:14:04 -07:00
strcasecmp.S Implement optimized strcaecmp for x86-64. 2010-07-30 00:14:04 -07:00
strcat.S Faster strlen on x64. 2013-03-18 07:39:12 +01:00
strchr.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strchrnul.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strcmp.S BZ#11120: fix x86_64/strcmp.S NOT_IN_libc safeguards 2013-03-22 03:16:00 +00:00
strcpy_chk.S Remove bounded-pointers handling from x86_64 assembly sources. 2013-02-17 21:57:26 +00:00
strcpy.S Remove bounded-pointers handling from x86_64 assembly sources. 2013-02-17 21:57:26 +00:00
strcspn.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
strlen.S Faster strlen on x64. 2013-03-18 07:39:12 +01:00
strncase_l-nonascii.c Remove pre-ISO C support 2012-01-07 23:57:22 -05:00
strncase_l.S Add optimized strncasecmp versions for x86-64. 2010-08-14 22:04:01 -07:00
strncase.S Add optimized strncasecmp versions for x86-64. 2010-08-14 22:04:01 -07:00
strncmp.S Add SSE2 support to str{,n}cmp for x86-64. 2009-07-26 13:32:28 -07:00
strnlen.S Faster strlen on x64. 2013-03-18 07:39:12 +01:00
strpbrk.S Update. 2002-08-31 17:45:33 +00:00
strrchr.S 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
strtok_r.S Remove bounded-pointers handling from x86_64 assembly sources. 2013-02-17 21:57:26 +00:00
strtok.S Remove bounded-pointers handling from x86_64 assembly sources. 2013-02-17 21:57:26 +00:00
sub_n.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
submul_1.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
sysdep.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
tls-macros.h Split tls-macros.h into sysdeps directories. 2012-07-17 11:30:58 +00:00
tlsdesc.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
tlsdesc.sym Introduce TLS descriptors for i386 and x86_64. 2008-05-13 05:41:30 +00:00
tst-audit3.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-audit4.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-audit5.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-audit6.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-audit7.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-audit.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
tst-auditmod3a.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-auditmod3b.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-auditmod4a.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-auditmod4b.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-auditmod5a.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-auditmod5b.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-auditmod6a.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-auditmod6b.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-auditmod6c.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-auditmod7a.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-auditmod7b.c Move x86_64-specific audit tests to sysdeps/x86_64/. 2013-04-25 19:23:11 +00:00
tst-mallocalign1.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
tst-quad1.c Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
tst-quad1pie.c Handle R_X86_64_RELATIVE64 and R_X86_64_64 for x32 2012-05-10 17:05:06 -07:00
tst-quad2.c Handle R_X86_64_RELATIVE64 and R_X86_64_64 for x32 2012-05-10 17:05:06 -07:00
tst-quad2pie.c Handle R_X86_64_RELATIVE64 and R_X86_64_64 for x32 2012-05-10 17:05:06 -07:00
tst-quadmod1.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
tst-quadmod1pie.S Handle R_X86_64_RELATIVE64 and R_X86_64_64 for x32 2012-05-10 17:05:06 -07:00
tst-quadmod2.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
tst-quadmod2pie.S Handle R_X86_64_RELATIVE64 and R_X86_64_64 for x32 2012-05-10 17:05:06 -07:00
tst-stack-align.h Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
Versions Work around old buggy program which cannot cope with memcpy semantics. 2011-04-01 19:38:21 -04:00
wcschr.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
wcscmp.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
wcslen.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
wcsrchr.S Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00