9fans - fans of the OS Plan 9 from Bell Labs
 help / color / mirror / Atom feed
From: Charles Forsyth <charles.forsyth@gmail.com>
To: 9fans <9fans@9fans.net>
Subject: Re: [9fans] Arm Thumb compiler for Cortex-M
Date: Fri, 6 Nov 2020 00:10:41 +0000	[thread overview]
Message-ID: <CAOw7k5htqngB3FGaLdcF9WSrKVhr-qc3FO2ZuYPZdtrxn5Z2bA@mail.gmail.com> (raw)
In-Reply-To: <CAG3JMtZECo2v_fnoABai1MLPeYJv=tc9_0HT6C8j3hrXE7iLxQ@mail.gmail.com>

[-- Attachment #1: Type: text/plain, Size: 897 bytes --]

There was a 5[ac] variant for Inferno (ta, tc) that produced Thumb code,
and 5l could link Thumb and ARM32 code.
That wasn't extended once Thumb-2 was issued, since it was different enough
to require a fair amount of work and we had no immediate application on the
Cortex.


On Thu, Nov 5, 2020 at 11:38 PM Thaddeus Woskowiak <tswoskowiak@gmail.com>
wrote:

> I would like to know if anyone is working on or exists an Arm Thumb
> compiler so one could use plan 9 to program Arm Cortex M0/3/4/7
> microcontrollers directly. I know of Charles Forsyth's xc AVR compiler
> which is also interesting. Though I have yet to try it out.
>
> -taw
>
> ------------------------------------------
> 9fans: 9fans
> Permalink:
> https://9fans.topicbox.com/groups/9fans/Tc22ac8ae61456f10-M53d9114f6a2c6402ef14fd63
> Delivery options: https://9fans.topicbox.com/groups/9fans/subscription
>

[-- Attachment #2: Type: text/html, Size: 1452 bytes --]

  reply	other threads:[~2020-11-06  0:10 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-05 23:36 Thaddeus Woskowiak
2020-11-06  0:10 ` Charles Forsyth [this message]
2020-11-06  0:27   ` [9fans] " Don A. Bailey
2020-11-06  0:46     ` Charles Forsyth
2020-11-06  0:47       ` Charles Forsyth
2020-11-06  0:49         ` Don A. Bailey
2020-11-06  0:58           ` Charles Forsyth
2020-11-06  1:16             ` Don A. Bailey
2020-11-07 14:22   ` Thaddeus Woskowiak
2020-11-07 15:03     ` Charles Forsyth
2020-11-07 21:22       ` Anthony Martin
2020-11-08  1:45         ` Charles Forsyth

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAOw7k5htqngB3FGaLdcF9WSrKVhr-qc3FO2ZuYPZdtrxn5Z2bA@mail.gmail.com \
    --to=charles.forsyth@gmail.com \
    --cc=9fans@9fans.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).