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

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* sysdeps/x86_64/multiarch/memcpy-avx-unaligned.S (MEMCPY):
	Don't set %rcx twice before "rep movsb".
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H.J. Lu 2016-03-22 08:36:16 -07:00
parent f781a9e961
commit 3c9a4cd16c
2 changed files with 5 additions and 1 deletions
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ChangeLog
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@ -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
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@ -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