From cd54249c2125479105a47be705ec15ba302d5e15 Mon Sep 17 00:00:00 2001 From: Andy Polyakov <appro@openssl.org> Date: Mon, 13 May 2013 15:49:03 +0200 Subject: [PATCH] aesni-x86_64.pl: minor CTR performance improvement. --- crypto/aes/asm/aesni-x86_64.pl | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/crypto/aes/asm/aesni-x86_64.pl b/crypto/aes/asm/aesni-x86_64.pl index a66b86efa0..e1e0182f9f 100644 --- a/crypto/aes/asm/aesni-x86_64.pl +++ b/crypto/aes/asm/aesni-x86_64.pl @@ -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