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From: Diogenes <phathax0r@gmail.com>
Subject: Re: Runtime startup code for the GNAT Runtime...and a bit of humble pie.
Date: Tue, 26 Mar 2013 14:27:55 -0700 (PDT)
Date: 2013-03-26T14:27:55-07:00	[thread overview]
Message-ID: <f9e48953-18e9-4645-aae2-3caa4ad2a302@googlegroups.com> (raw)
In-Reply-To: <a7ba9221-84a5-4486-9dcc-c4abda92a326@googlegroups.com>

Anyone know if there's a list of what parts of the Ada language can be compiled statically without any Runtime whatsoever?

I realize that the default GNAT installations will link to the runtime regardless, but I was wondering if it's possible to write startup code in Ada with a bit of assembler thrown in(possibly inline)? Thinking of maybe writing an art0.o, art1.o(Ada Runtime, as opposed to crt0.o for the C Runtime).

I can get a good bit of it running by linking with musl-libc, but the next step is doing Ada/Assembler startup code followed by direct calls to the kernel itself.(Using clone() and futex() instead of pthreads for example).

And for the record, SPARK is really helping me avoid a lot of the problems I was expecting to come across in this effort.

I'm suspecting I'll be limited to procedures and functions exclusively, but hey, at this level that's all I'll need to get started.

  parent reply	other threads:[~2013-03-26 21:27 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-18 20:59 Runtime startup code for the GNAT Runtime...and a bit of humble pie Diogenes
2013-03-18 21:14 ` Robert A Duff
2013-03-19  0:07 ` Diogenes
2013-03-19 10:04   ` Brian Drummond
2013-03-19 12:51     ` Simon Clubley
2013-03-19 18:16       ` Ludovic Brenta
2013-03-20  1:05         ` Simon Clubley
2013-03-20 10:13           ` Mike H
2013-03-20 20:44             ` Ludovic Brenta
2013-03-19 21:43       ` Randy Brukardt
2013-03-20  8:24         ` Dmitry A. Kazakov
2013-03-21  0:16           ` Randy Brukardt
2013-03-21 19:08             ` Shark8
2013-03-21 23:34               ` Randy Brukardt
2013-03-22 16:39                 ` Jacob Sparre Andersen
2013-03-23 10:56                   ` Thomas Løcke
2013-03-19 23:13       ` Brian Drummond
2013-03-20  0:54         ` Simon Clubley
2013-03-20 11:50           ` Brian Drummond
2013-03-20 13:18             ` Simon Clubley
2013-03-26 11:04               ` Brian Drummond
2013-03-26 22:38                 ` Simon Clubley
2013-03-27 11:34                   ` Brian Drummond
2013-03-27 14:38                     ` Simon Clubley
2013-03-27 22:58                       ` Brian Drummond
2013-03-20 14:17           ` Lucretia
2013-03-20 15:00             ` Lucretia
2013-03-21 16:39             ` Brian Drummond
2013-03-23  4:35 ` Diogenes
2013-03-26 21:27 ` Diogenes [this message]
2013-03-26 21:57   ` Shark8
2013-03-27  0:28     ` Diogenes
2013-03-27  2:27       ` Shark8
2013-03-27 10:05       ` Brian Drummond
2013-03-27 12:23         ` Simon Wright
2013-03-27 19:07   ` Randy Brukardt
2013-03-27 21:10     ` Diogenes
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