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ghash-x86_64.pl: add Haswell performance data.

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Andy Polyakov 2013-06-10 22:25:12 +02:00
parent 1bc0b68d7b
commit b42759158d
1 changed files with 3 additions and 3 deletions
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crypto/modes/asm/ghash-x86_64.pl
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@ -62,6 +62,7 @@
# Westmere 1.76(+14%)
# Sandy Bridge 1.79(+9%)
# Ivy Bridge 1.79(+8%)
# Haswell 0.55(+93%) (if system doesn't support AVX)
# Bulldozer 1.52(+25%)
# March 2013
@ -70,9 +71,8 @@
# suggested by Shay Gueron[1]. Even though contemporary AVX-capable
# CPUs such as Sandy and Ivy Bridge can execute it, the code performs
# sub-optimally in comparison to above mentioned version. But thanks
# to Ilya Albrekht and Max Locktyukhin of Intel Corp. we know that
# it will perform better on upcoming Haswell processor. [Exact
# performance numbers to be added at launch.]
# to Ilya Albrekht and Max Locktyukhin of Intel Corp. we knew that
# it performs in 0.41 cycles per byte on Haswell processor.
#
# [1] http://rt.openssl.org/Ticket/Display.html?id=2900&user=guest&pass=guest