* [libre-riscv-dev] sum-addressed decoder
@ 2020-05-01 14:32 Jacob Lifshay
2020-05-01 19:09 ` Luke Kenneth Casson Leighton
0 siblings, 1 reply; 2+ messages in thread
From: Jacob Lifshay @ 2020-05-01 14:32 UTC (permalink / raw)
To: Libre-RISCV General Development
I found this interesting idea:
https://en.wikipedia.org/wiki/Sum-addressed_decoder
The patents appear to have expired.
Jacob
_______________________________________________
libre-riscv-dev mailing list
libre-riscv-dev@lists.libre-riscv.org
http://lists.libre-riscv.org/mailman/listinfo/libre-riscv-dev
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [libre-riscv-dev] sum-addressed decoder
2020-05-01 14:32 [libre-riscv-dev] sum-addressed decoder Jacob Lifshay
@ 2020-05-01 19:09 ` Luke Kenneth Casson Leighton
0 siblings, 0 replies; 2+ messages in thread
From: Luke Kenneth Casson Leighton @ 2020-05-01 19:09 UTC (permalink / raw)
To: Libre-RISCV General Development
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
_______________________________________________
libre-riscv-dev mailing list
libre-riscv-dev@lists.libre-riscv.org
http://lists.libre-riscv.org/mailman/listinfo/libre-riscv-dev
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, back to index
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-05-01 14:32 [libre-riscv-dev] sum-addressed decoder Jacob Lifshay
2020-05-01 19:09 ` Luke Kenneth Casson Leighton
Libre RISC-V Mailing list Archives (accessible via public-inbox)
Archives are clonable: git clone --mirror https://inbox.libre-soc.org/libre-riscv-dev
Example config snippet for mirrors
AGPL code for this site: git clone https://public-inbox.org/public-inbox.git