From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
To: Libre-RISCV General Development <libre-riscv-dev@lists.libre-riscv.org>
Subject: Re: [libre-riscv-dev] sum-addressed decoder
Date: Fri, 1 May 2020 20:09:19 +0100
Message-ID: <CAPweEDz7qrZ19QB7v+N-spBAWTaOLkgxVeJKg1XU2ABfqRZ4yg@mail.gmail.com> (raw)
In-Reply-To: <CAC2bXD7tkWQP7g8WosEuYSaw_Fwma9gqi7hCOmD1gEcOQwP1bg@mail.gmail.com>
On Friday, May 1, 2020, Jacob Lifshay <programmerjake@gmail.com> wrote:
> I found this interesting idea:
> https://en.wikipedia.org/wiki/Sum-addressed_decoder
> The patents appear to have expired.
"If the reader feels that this was an inordinate amount of brain-twisting
work for a three gate improvement in a multi-cycle critical path, then the
reader has a better appreciation for the level to which modern CPUs are
optimized."
hilarious :)
could you raise a bugreport for it, as a future enhancement? it would be
good to look at this later
l.
--
---
crowd-funded eco-conscious hardware: https://www.crowdsupply.com/eoma68
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Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-01 14:32 Jacob Lifshay
2020-05-01 19:09 ` Luke Kenneth Casson Leighton [this message]
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