diff options
| author | Andy Polyakov <appro@openssl.org> | 2007-03-20 09:13:07 +0000 |
|---|---|---|
| committer | Andy Polyakov <appro@openssl.org> | 2007-03-20 09:13:07 +0000 |
| commit | de50494505b53b32a0b127525b18e259ee0f9033 (patch) | |
| tree | 8f7e455ff27a3f052184bf5636be7787e17a0804 /crypto/rc4 | |
| parent | 3d1def0132a18d2002d7bdeac5fa2a2be59ac8e7 (diff) | |
Two extra instructions in RC4 character loop give 80% performance
improvement on Core2. I still need to detect Core2 and choose this
path...
Diffstat (limited to 'crypto/rc4')
| -rwxr-xr-x | crypto/rc4/asm/rc4-x86_64.pl | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/crypto/rc4/asm/rc4-x86_64.pl b/crypto/rc4/asm/rc4-x86_64.pl index 4b990cba07..5236afec12 100755 --- a/crypto/rc4/asm/rc4-x86_64.pl +++ b/crypto/rc4/asm/rc4-x86_64.pl @@ -221,6 +221,8 @@ $code.=<<___; movb $TY#b,($dat,$XX[0]) add $TX[0]#b,$TY#b add \$1,$XX[0]#b + movzb $TY#b,$TY#d + movzb $XX[0]#b,$XX[0]#d movzb ($dat,$TY),$TY#d movzb ($dat,$XX[0]),$TX[0]#d xorb ($inp),$TY#b |