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101068c1f4
linux/arch/x86/lib
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Fenghua Yu 101068c1f4 x86, mem: memcpy_64.S: Optimize memcpy by enhanced REP MOVSB/STOSB 
Support memcpy() with enhanced rep movsb. On processors supporting enhanced
rep movsb, the alternative memcpy() function using enhanced rep movsb overrides the original function and the fast string
function.

Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Link: http://lkml.kernel.org/r/1305671358-14478-8-git-send-email-fenghua.yu@intel.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
2011-05-17 15:40:29 -07:00
..
.gitignore x86: Gitignore: arch/x86/lib/inat-tables.c 2009-11-04 13:11:28 +01:00
atomic64_32.c x86-32: Rewrite 32-bit atomic64 functions in assembly 2010-02-25 20:47:30 -08:00
atomic64_386_32.S x86: Use {push,pop}_cfi in more places 2011-02-28 18:06:22 +01:00
atomic64_cx8_32.S x86: Use {push,pop}_cfi in more places 2011-02-28 18:06:22 +01:00
cache-smp.c x86, lib: Add wbinvd smp helpers 2010-01-22 16:05:42 -08:00
checksum_32.S x86: Use {push,pop}_cfi in more places 2011-02-28 18:06:22 +01:00
clear_page_64.S x86, mem: clear_page_64.S: Support clear_page() with enhanced REP MOVSB/STOSB 2011-05-17 15:40:27 -07:00
cmpxchg8b_emu.S x86: Provide an alternative() based cmpxchg64() 2009-09-30 22:55:59 +02:00
cmpxchg16b_emu.S percpu: Omit segment prefix in the UP case for cmpxchg_double 2011-03-27 19:25:36 -07:00
cmpxchg.c x86, asm: Merge cmpxchg_486_u64() and cmpxchg8b_emu() 2010-07-28 17:05:11 -07:00
copy_page_64.S x86, alternatives: Use 16-bit numbers for cpufeature index 2010-07-07 10:36:28 -07:00
copy_user_64.S x86, mem: copy_user_64.S: Support copy_to/from_user by enhanced REP MOVSB/STOSB 2011-05-17 15:40:28 -07:00
copy_user_nocache_64.S x86: wrong register was used in align macro 2008-07-30 10:10:39 -07:00
csum-copy_64.S x86: Clean up csum-copy_64.S a bit 2011-03-18 10:44:26 +01:00
csum-partial_64.c x86: Fix common misspellings 2011-03-18 10:39:30 +01:00
csum-wrappers_64.c x86: clean up csum-wrappers_64.c some more 2008-02-19 16:18:32 +01:00
delay.c x86: udelay: Use this_cpu_read to avoid address calculation 2011-01-04 06:08:55 +01:00
getuser.S x86: use _types.h headers in asm where available 2009-02-13 11:35:01 -08:00
inat.c x86: AVX instruction set decoder support 2009-10-29 08:47:46 +01:00
insn.c x86: AVX instruction set decoder support 2009-10-29 08:47:46 +01:00
iomap_copy_64.S
Makefile percpu, x86: Add arch-specific this_cpu_cmpxchg_double() support 2011-02-28 11:20:49 +01:00
memcpy_32.c x86, mem: Optimize memmove for small size and unaligned cases 2010-09-24 18:57:11 -07:00
memcpy_64.S x86, mem: memcpy_64.S: Optimize memcpy by enhanced REP MOVSB/STOSB 2011-05-17 15:40:29 -07:00
memmove_64.S x86-64, mem: Convert memmove() to assembly file and fix return value bug 2011-01-25 16:58:39 -08:00
memset_64.S x86, alternatives: Use 16-bit numbers for cpufeature index 2010-07-07 10:36:28 -07:00
mmx_32.c x86: clean up mmx_32.c 2008-04-17 17:40:47 +02:00
msr-reg-export.c x86, msr: change msr-reg.o to obj-y, and export its symbols 2009-09-04 10:00:09 -07:00
msr-reg.S x86, msr: Fix msr-reg.S compilation with gas 2.16.1, on 32-bit too 2009-09-03 21:26:34 +02:00
msr-smp.c x86, msr: msrs_alloc/free for CONFIG_SMP=n 2009-12-16 15:36:32 -08:00
msr.c x86, msr: msrs_alloc/free for CONFIG_SMP=n 2009-12-16 15:36:32 -08:00
putuser.S x86: merge putuser asm functions. 2008-07-09 09:14:13 +02:00
rwlock_64.S x86: rename .i assembler includes to .h 2007-10-17 20:16:29 +02:00
rwsem_64.S x86-64: Add CFI annotations to lib/rwsem_64.S 2011-02-28 18:06:21 +01:00
semaphore_32.S x86: Fix a bogus unwind annotation in lib/semaphore_32.S 2011-03-02 08:16:44 +01:00
string_32.c x86: coding style fixes to arch/x86/lib/string_32.c 2008-08-15 16:53:25 +02:00
strstr_32.c x86: coding style fixes to arch/x86/lib/strstr_32.c 2008-08-15 16:53:24 +02:00
thunk_32.S x86: Remove unused bits from lib/thunk_*.S 2011-02-28 18:06:22 +01:00
thunk_64.S x86: Remove unused bits from lib/thunk_*.S 2011-02-28 18:06:22 +01:00
usercopy_32.c x86: Turn the copy_from_user check into an (optional) compile time warning 2009-10-01 11:31:04 +02:00
usercopy_64.c x86, 64-bit: Clean up user address masking 2009-06-20 15:40:00 -07:00
x86-opcode-map.txt x86: Add Intel FMA instructions to x86 opcode map 2009-10-29 08:47:47 +01:00