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powerpc/memcpy: Don't predict the src and dst will be misaligned

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Predicting misalignment will pessimize the expected common case.  Don't
predict true or false in thise case.
This commit is contained in:
Justin Hibbits 2020-03-06 03:46:48 +00:00
parent 021abafa5c
commit dcfc676147
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=358691
1 changed files with 1 additions and 1 deletions
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2
lib/libc/powerpc64/string/memcpy.S
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@ -58,7 +58,7 @@ ENTRY(FN_NAME)
andi. %r7, %r4, ALIGN_MASK
cmpd %r8, %r7
mr %r7, %r5
bne+ .Lcopy_remaining_fix_index_byte
bne .Lcopy_remaining_fix_index_byte
mr %r8, %r3 /* save dst */
/* align src */