From: "Gerd Möllmann" <gerd.moellmann@gmail.com>
To: Helmut Eller <eller.helmut@gmail.com>
Cc: Eli Zaretskii <eliz@gnu.org>, emacs-devel@gnu.org
Subject: Re: MPS symbols
Date: Fri, 28 Jun 2024 16:13:56 +0200 [thread overview]
Message-ID: <m2zfr5dujf.fsf@pro2.fritz.box> (raw)
In-Reply-To: <8734oxw55g.fsf@gmail.com> (Helmut Eller's message of "Fri, 28 Jun 2024 15:47:23 +0200")
Helmut Eller <eller.helmut@gmail.com> writes:
> On Fri, Jun 28 2024, Gerd Möllmann wrote:
>
>> igc--roots is a DEFUN in igc.c returning information about roots. In the
>> end, the plan is that every root has a label, and all are displayed in
>> igc-roots-stats, so that one can see what is going on wrt roots over
>> time.
>
> Hm, I see some odd numbers in *igc roots*:
>
> bc-stack ambig 1 4194304
> pure ambig 1 41333328
>
> 40 MB pure space :-). It looks like PURESIZE isn't the number of words
> but the number of bytes. Or so it seems in alloc.c:
>
> EMACS_INT pure[(PURESIZE + sizeof (EMACS_INT) - 1) / sizeof
> (EMACS_INT)] = {1,};
Haven't seen that - mine has no pure space :-).
> 4 MB bc-stack also seems a lot. But it's less obviously wrong.
It's actually large, at least in principle. Hence my attempt to figure
out a more reasonable end address in scan_bc
#define BC_STACK_SIZE (512 * 1024 * sizeof (Lisp_Object))
> It helps to sometimes look at basic things :-)
👍
next prev parent reply other threads:[~2024-06-28 14:13 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-28 7:00 MPS symbols Helmut Eller
2024-06-28 7:42 ` Gerd Möllmann
2024-06-28 7:53 ` Helmut Eller
2024-06-28 8:37 ` Gerd Möllmann
2024-06-28 8:46 ` Gerd Möllmann
2024-06-28 9:19 ` Gerd Möllmann
2024-06-28 11:54 ` Helmut Eller
2024-06-28 12:13 ` Gerd Möllmann
2024-06-28 12:36 ` Gerd Möllmann
2024-06-28 11:16 ` Eli Zaretskii
2024-06-28 11:50 ` Gerd Möllmann
2024-06-28 13:47 ` Helmut Eller
2024-06-28 14:13 ` Gerd Möllmann [this message]
2024-06-28 14:46 ` Gerd Möllmann
2024-06-28 15:41 ` Helmut Eller
2024-06-28 16:06 ` Eli Zaretskii
2024-06-28 16:19 ` Helmut Eller
2024-06-28 17:40 ` Eli Zaretskii
2024-06-28 16:20 ` Gerd Möllmann
2024-06-28 17:59 ` Eli Zaretskii
2024-06-29 3:56 ` Gerd Möllmann
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