mirror/glibc
2
0
Fork 0
mirror of git://sourceware.org/git/glibc.git synced 2025-03-13 13:37:38 +08:00
Code Issues Packages Projects Releases Wiki Activity

Don't set %rcx twice before "rep movsb"

Browse Source 
* sysdeps/x86_64/multiarch/memcpy-avx-unaligned.S (MEMCPY):
	Don't set %rcx twice before "rep movsb".
This commit is contained in:
H.J. Lu 2016-03-22 08:36:16 -07:00
parent f781a9e961
commit 3c9a4cd16c
2 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
ChangeLog
View File

@ -1,3 +1,8 @@
2016-03-22 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/x86_64/multiarch/memcpy-avx-unaligned.S (MEMCPY):
Don't set %rcx twice before "rep movsb".
2016-03-22 H.J. Lu <hongjiu.lu@intel.com>
[BZ #19583]

1
sysdeps/x86_64/multiarch/memcpy-avx-unaligned.S
View File

@ -234,7 +234,6 @@ L(gobble_data_movsb):
cmp %rcx, %rdx
jae L(gobble_big_data_fwd)
mov %rdx, %rcx
mov %rdx, %rcx
rep movsb
ret