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rc4-x86_64.pl: fix due credit.

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Andy Polyakov 2011-05-27 18:58:37 +00:00
parent 986289604e
commit f44cb15fab
1 changed files with 11 additions and 9 deletions
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20
crypto/rc4/asm/rc4-x86_64.pl
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@ -78,12 +78,13 @@
# May 2011 # May 2011
# #
# The only code path that was not modified is P4-specific one. New # The only code path that was not modified is P4-specific one. Non-P4
# AMD code path is inspired by and Intel optimization is heavily # Intel code path optimization is heavily based on submission by Maxim
# based on submission from Maxim Locktyukhin of Intel. Current # Perminov, Maxim Locktyukhin and Jim Guilford of Intel. I've used
# performance in cycles per processed byte (less is better) and # some of the ideas even in attempt to optmize the original RC4_INT
# improvement coefficients relative to previous version of this # code path... Current performance in cycles per processed byte (less
# module are: # is better) and improvement coefficients relative to previous
# version of this module are:
# #
# Opteron 5.3/+0% # Opteron 5.3/+0%
# P4 6.5 # P4 6.5
@ -92,9 +93,10 @@
# Sandy Bridge 4.2/+120% # Sandy Bridge 4.2/+120%
# Atom 9.3/+80% # Atom 9.3/+80%
# #
# (*) Note that this result is ~15% lower than result for 32-bit # (*) Note that Core2 result is ~15% lower than corresponding result
# code, meaning that it's possible to improve it, but it's # for 32-bit code, meaning that it's possible to improve it,
# more than likely at the cost of the others... # but more than likely at the cost of the others (see rc4-586.pl
# to get the idea)...
$flavour = shift; $flavour = shift;
$output = shift; $output = shift;