From: Eli Zaretskii <eliz@gnu.org>
To: David Kastrup <dak@gnu.org>
Cc: emacs-devel@gnu.org
Subject: Re: Enlarge MAX_ALLOCA?
Date: Thu, 19 Jun 2014 20:51:56 +0300 [thread overview]
Message-ID: <83mwd8ss77.fsf@gnu.org> (raw)
In-Reply-To: <87zjh87qdk.fsf@fencepost.gnu.org>
> From: David Kastrup <dak@gnu.org>
> Cc: emacs-devel@gnu.org
> Date: Thu, 19 Jun 2014 19:36:55 +0200
>
> Eli Zaretskii <eliz@gnu.org> writes:
>
> >> As I said: there are architectural reasons (short addressing mode)
> >> making somewhat less than 32kB a good choice on some architectures.
> >
> > But do we support such architectures? I think we don't.
>
> (info "(gcc) Machine constraints") lists a lot of architectures having
> constraints (and consequently instructions) with 16-bit offsets.
The mere existence of such instructions doesn't mean they contradict
large buffers allocated off the stack.
next prev parent reply other threads:[~2014-06-19 17:51 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-19 16:02 Enlarge MAX_ALLOCA? Eli Zaretskii
2014-06-19 16:23 ` David Kastrup
2014-06-19 16:48 ` Eli Zaretskii
2014-06-19 17:04 ` David Kastrup
2014-06-19 17:14 ` Eli Zaretskii
2014-06-19 17:36 ` David Kastrup
2014-06-19 17:51 ` Eli Zaretskii [this message]
2014-06-19 18:21 ` Stefan Monnier
2014-06-19 21:13 ` David Kastrup
2014-06-20 7:10 ` Eli Zaretskii
2014-06-20 8:08 ` David Kastrup
2014-06-20 8:38 ` Dmitry Antipov
2014-06-20 8:56 ` Eli Zaretskii
2014-06-20 9:26 ` Andreas Schwab
2014-06-20 9:38 ` David Kastrup
2014-06-19 18:28 ` Stefan Monnier
2014-06-19 18:38 ` Eli Zaretskii
2014-06-19 20:37 ` Stefan Monnier
2014-06-20 7:08 ` Eli Zaretskii
2014-06-20 13:02 ` Stefan Monnier
2014-06-20 13:18 ` Eli Zaretskii
2014-06-20 14:43 ` Stefan Monnier
2014-06-20 14:50 ` Eli Zaretskii
2014-06-20 15:15 ` Herring, Davis
2014-06-20 15:44 ` Dmitry Antipov
2014-06-20 18:36 ` Eli Zaretskii
2014-06-21 13:01 ` K. Handa
2014-06-21 13:59 ` Eli Zaretskii
2014-06-21 17:08 ` Stefan Monnier
2014-06-22 9:22 ` K. Handa
2014-06-28 14:15 ` K. Handa
2014-06-28 14:38 ` Eli Zaretskii
2014-06-21 15:19 ` David Kastrup
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