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Re: Enlarge MAX_ALLOCA?
From: |
Eli Zaretskii |
Subject: |
Re: Enlarge MAX_ALLOCA? |
Date: |
Thu, 19 Jun 2014 20:51:56 +0300 |
> From: David Kastrup <address@hidden>
> Cc: address@hidden
> Date: Thu, 19 Jun 2014 19:36:55 +0200
>
> Eli Zaretskii <address@hidden> 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.
Re: Enlarge MAX_ALLOCA?, Stefan Monnier, 2014/06/19
Re: Enlarge MAX_ALLOCA?, Dmitry Antipov, 2014/06/20
Re: Enlarge MAX_ALLOCA?, Eli Zaretskii, 2014/06/20
Re: Enlarge MAX_ALLOCA?, Andreas Schwab, 2014/06/20
Re: Enlarge MAX_ALLOCA?, David Kastrup, 2014/06/20
Re: Enlarge MAX_ALLOCA?, Stefan Monnier, 2014/06/19