phc-discussions - Re: TwoCats multiplication chain

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Message-ID: <lodoo6$bpl$1@ger.gmane.org>
Date: Tue, 24 Jun 2014 23:03:48 -0700
From: Alex Elsayed <eternaleye@...il.com>
To: discussions@...sword-hashing.net
Subject: Re: TwoCats multiplication chain

Solar Designer wrote:

> So while it could be a good idea in terms of bits mixing, I think it is
> not good enough to implement with individual instructions (until a CPU
> gets a single instruction like this, with same latency as MUL alone).

I wonder if it'd be feasible to piggyback on the push for GCM and use CLMUL 
and its (prospective?) siblings on other architectures.