From: "Luke A. Guest" <laguest@archeia.com>
Subject: Re: Adapting an Ada compiler to generate 8051 code (Again?! ;-)
Date: Fri, 2 Apr 2021 01:41:13 +0100 [thread overview]
Message-ID: <s45p79$1djo$1@gioia.aioe.org> (raw)
In-Reply-To: s45lri$m7n$1@franka.jacob-sparre.dk
On 02/04/2021 00:43, Randy Brukardt wrote:
>> I know of the original Janus for Z80, never used it, is it a real Ada
>> compiler or is it a Pascal like Ada?
>
> It was an Ada 83 subset. Don't remember the exact details, but it covered a
> substantial part of the language, including packages and exceptions. The
> validated Ada 83 compilers were direct descendants, and the current compiler
> is directly descended from that.
Ah.
>> Have you considered compiling it as a cross compiler on Linux?
>
> Sadly, we've lost the back-end. When I was moving and going to junk the last
> machine with a working 5 1/4" floppy, I decided to copy all of the old stuff
> into the version control system. But I wasn't able to read the disks with
> the source to the last pass.
>
> I didn't concern myself too much with losing that, as that backend predated
> J-Code and thus any modern version would need to be rewritten anyway to mate
> with a modern front-end. I did manage to recover the runtime, which would be
> more work to reproduce anyway -- especially the floating point library.
Have you considered sticking the front end onto github? Writing a back
end shouldn't be too hard. Would be an interesting project for someone,
and also to get it up to complete Ada 83.
next prev parent reply other threads:[~2021-04-02 0:41 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-30 9:04 Adapting an Ada compiler to generate 8051 code (Again?! ;-) mockturtle
2021-03-30 9:56 ` Dmitry A. Kazakov
2021-03-30 11:24 ` Gautier write-only address
2021-03-30 11:27 ` mockturtle
2021-03-30 12:01 ` Dmitry A. Kazakov
2021-03-31 23:08 ` Randy Brukardt
2021-03-31 23:06 ` Randy Brukardt
2021-03-30 10:40 ` Niklas Holsti
2021-03-30 11:32 ` mockturtle
2021-03-31 23:14 ` Randy Brukardt
2021-04-01 15:07 ` Niklas Holsti
2021-04-01 23:34 ` Randy Brukardt
2021-03-30 11:24 ` Luke A. Guest
2021-03-30 13:28 ` Luke A. Guest
2021-03-30 12:45 ` Björn Lundin
2021-03-30 15:49 ` Shark8
2021-03-30 19:16 ` Paul Rubin
2021-03-30 21:28 ` Luke A. Guest
2021-03-30 21:48 ` Paul Rubin
2021-03-31 4:46 ` Luke A. Guest
2021-03-31 7:19 ` Simon Wright
2021-03-31 23:20 ` Randy Brukardt
2021-04-01 12:22 ` Luke A. Guest
2021-04-01 23:43 ` Randy Brukardt
2021-04-02 0:41 ` Luke A. Guest [this message]
2021-03-31 8:23 ` Niklas Holsti
2021-03-31 20:46 ` Gautier write-only address
2021-03-31 21:14 ` Shark8
2021-03-31 21:25 ` Gautier write-only address
2021-03-31 21:46 ` Shark8
2021-03-31 23:22 ` Randy Brukardt
2021-04-01 13:19 ` Luke A. Guest
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