generic-library/openssl
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

rc4-x86_64.pl: fix due credit.

Browse Source
This commit is contained in:
Andy Polyakov 2011-05-27 18:58:37 +00:00
parent 986289604e
commit f44cb15fab
1 changed files with 11 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
crypto/rc4/asm/rc4-x86_64.pl
View File

@ -78,12 +78,13 @@
# May 2011
#
# The only code path that was not modified is P4-specific one. New
# AMD code path is inspired by and Intel optimization is heavily
# based on submission from Maxim Locktyukhin of Intel. Current
# performance in cycles per processed byte (less is better) and
# improvement coefficients relative to previous version of this
# module are:
# The only code path that was not modified is P4-specific one. Non-P4
# Intel code path optimization is heavily based on submission by Maxim
# Perminov, Maxim Locktyukhin and Jim Guilford of Intel. I've used
# some of the ideas even in attempt to optmize the original RC4_INT
# code path... Current performance in cycles per processed byte (less
# is better) and improvement coefficients relative to previous
# version of this module are:
#
# Opteron 5.3/+0%
# P4 6.5
@ -92,9 +93,10 @@
# Sandy Bridge 4.2/+120%
# Atom 9.3/+80%
#
# (*) Note that this result is ~15% lower than result for 32-bit
# code, meaning that it's possible to improve it, but it's
# more than likely at the cost of the others...
# (*) Note that Core2 result is ~15% lower than corresponding result
# for 32-bit code, meaning that it's possible to improve it,
# but more than likely at the cost of the others (see rc4-586.pl
# to get the idea)...
$flavour = shift;
$output = shift;