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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] daily kan-ban update 08mar2020
Date: Fri, 8 May 2020 16:10:19 +0100
Message-ID: <CAPweEDwaffb9wvD7-Vg3ODfRdocVyLjf_qzBted-i_ZefL0wXA@mail.gmail.com> (raw)
In-Reply-To: <70a36b10-a95d-c956-03a0-c0c4dfda6f0d@gmail.com>

On Fri, May 8, 2020 at 2:28 PM Michael Nolan <mtnolan2640@gmail.com> wrote:
>
> Now that I have branches working in the simulator, I was thinking of
> starting work on the integer ALU. Taking a look at alu_hier.py, I think
> I'll keep the interface but replace the implementation with a pipelined
> one.

yes please.  please raise a bugreport about it, assign it to yourself,
and make certain to use the ReservationStations base class and test
infrastructure (runfp) exactly as i described in here:

https://bugs.libre-soc.org/show_bug.cgi?id=208#c55

*all* ALUs need to have that common interface (multiple
inputs-outputs).  if you can, use runfp - if there's any assumptions
about the format being FP numbers, add an extra parameter which does
debug printing as hexadecimal.  i *think* it should do that anyway
because i used the same runfp test code for FP-to-INT and INT-to-FP

l.

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  parent reply index

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-08 10:56 Luke Kenneth Casson Leighton
2020-05-08 10:59 ` Luke Kenneth Casson Leighton
2020-05-08 13:51   ` Yehowshua
2020-05-08 15:16     ` Luke Kenneth Casson Leighton
2020-05-08 17:25   ` Staf Verhaegen
2020-05-08 22:23     ` Luke Kenneth Casson Leighton
2020-05-08 13:28 ` Michael Nolan
2020-05-08 14:03   ` Michael N
2020-05-08 15:25     ` Luke Kenneth Casson Leighton
2020-05-08 20:47       ` Michael Nolan
2020-05-08 22:48         ` Luke Kenneth Casson Leighton
2020-05-08 15:10   ` Luke Kenneth Casson Leighton [this message]
2020-05-08 15:21     ` Michael Nolan
2020-05-08 15:27       ` Luke Kenneth Casson Leighton
2020-05-08 20:27 ` Yehowshua
2020-05-08 21:39   ` Jacob Lifshay
2020-05-08 22:34     ` [libre-riscv-dev] daily kan-ban update 08may2020 Jacob Lifshay
2020-05-08 23:09       ` Luke Kenneth Casson Leighton
2020-05-09  0:31       ` Yehowshua
2020-05-09  8:25         ` Luke Kenneth Casson Leighton
2020-05-09 14:33           ` Yehowshua
2020-05-08 22:45     ` [libre-riscv-dev] daily kan-ban update 08mar2020 Luke Kenneth Casson Leighton
2020-05-08 22:41   ` Luke Kenneth Casson Leighton
2020-05-08 20:38 Alain D D Williams
2020-05-08 20:47 ` Luke Kenneth Casson Leighton

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