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aesni-x86_64.pl: minor CTR performance improvement.

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This commit is contained in:
Andy Polyakov 2013-05-13 15:49:03 +02:00
parent 92584bd3d5
commit cd54249c21
1 changed files with 7 additions and 7 deletions
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14
crypto/aes/asm/aesni-x86_64.pl
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@ -130,7 +130,7 @@
# Further data for other parallelizable modes:
#
# CBC decrypt 1.16 0.93 0.74
# CTR 1.14 0.91 0.77
# CTR 1.14 0.91 0.74
#
# Well, given 3x column it's probably inappropriate to call the limit
# asymptotic, if it can be surpassed, isn't it? What happens there?
@ -1211,23 +1211,23 @@ $code.=<<___;
$movkey 0xe0-0x80($key),$rndkey0
.Lctr32_enc_done:
aesenc $rndkey1,$inout0
movdqu 0x10($inp),$in1
pxor $rndkey0,$in0
aesenc $rndkey1,$inout1
movdqu 0x20($inp),$in2
pxor $rndkey0,$in1
aesenc $rndkey1,$inout2
movdqu 0x30($inp),$in3
pxor $rndkey0,$in2
aesenc $rndkey1,$inout3
movdqu 0x40($inp),$in4
pxor $rndkey0,$in3
aesenc $rndkey1,$inout4
movdqu 0x50($inp),$in5
pxor $rndkey0,$in4
aesenc $rndkey1,$inout5
aesenc $rndkey1,$inout0
pxor $rndkey0,$in5
aesenc $rndkey1,$inout1
aesenc $rndkey1,$inout2
aesenc $rndkey1,$inout3
aesenc $rndkey1,$inout4
aesenc $rndkey1,$inout5
aesenc $rndkey1,$inout6
aesenc $rndkey1,$inout7
movdqu 0x60($inp),$rndkey1