From: Eli Zaretskii <eliz@gnu.org>
To: "Gerd Möllmann" <gerd.moellmann@gmail.com>
Cc: eggert@cs.ucla.edu, eller.helmut@gmail.com, emacs-devel@gnu.org
Subject: Re: MPS signals and Emacs
Date: Mon, 22 Apr 2024 13:54:15 +0300 [thread overview]
Message-ID: <86mspl652g.fsf@gnu.org> (raw)
In-Reply-To: <m25xw9bsta.fsf@Pro.fritz.box> (message from Gerd Möllmann on Mon, 22 Apr 2024 12:22:25 +0200)
> From: Gerd Möllmann <gerd.moellmann@gmail.com>
> Cc: eggert@cs.ucla.edu, eller.helmut@gmail.com, emacs-devel@gnu.org
> Date: Mon, 22 Apr 2024 12:22:25 +0200
>
> Eli Zaretskii <eliz@gnu.org> writes:
>
> > Doesn't copying GC work by copying live objects to a new memory
> > region, and then freeing the old region? If so, if some objects
> > cannot be moved, how can the old region be freed?
>
> Yes. A simple precise GC (no support for ambiguous references) might
> work with 2 regions, which are usually called to-space and froms-space.
> When a GC happens, everything live is copied from from-space to
> to-space. At the end, to-space has all live objects, and both spaces can
> switch roles in the next GC.
Btw, does this mean that a copying GC will make the memory used for
live objects roughly doubled in size?
next prev parent reply other threads:[~2024-04-22 10:54 UTC|newest]
Thread overview: 149+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-20 9:34 STatus of MPS branch Gerd Möllmann
2024-04-20 14:56 ` Michael Albinus
2024-04-20 15:08 ` Gerd Möllmann
2024-04-20 15:32 ` Michael Albinus
2024-04-20 17:37 ` Gerd Möllmann
2024-04-21 7:39 ` Michael Albinus
2024-04-21 7:56 ` Gerd Möllmann
2024-04-21 8:00 ` Gerd Möllmann
2024-04-21 8:04 ` Michael Albinus
2024-04-21 8:08 ` Gerd Möllmann
2024-04-21 8:18 ` Michael Albinus
2024-04-21 8:28 ` Gerd Möllmann
2024-04-21 8:17 ` Gerd Möllmann
2024-04-21 9:43 ` Michael Albinus
2024-04-21 10:07 ` Gerd Möllmann
2024-04-21 10:58 ` Tramp tests in MPS branch (was: STatus of MPS branch) Michael Albinus
2024-04-21 12:44 ` Tramp tests in MPS branch Gerd Möllmann
2024-04-21 9:29 ` STatus of " Eli Zaretskii
2024-04-21 4:38 ` Gerd Möllmann
2024-04-21 5:31 ` Eli Zaretskii
2024-04-21 5:39 ` Gerd Möllmann
2024-04-21 9:04 ` Eli Zaretskii
2024-04-21 9:17 ` Gerd Möllmann
2024-04-21 6:15 ` Gerd Möllmann
2024-04-21 9:09 ` Eglot tests on MPS branch (was: STatus of MPS branch) Eli Zaretskii
2024-04-21 9:53 ` João Távora
2024-04-21 10:13 ` Eglot tests on MPS branch Gerd Möllmann
2024-04-21 11:01 ` João Távora
2024-04-21 10:55 ` Eglot tests on MPS branch (was: STatus of MPS branch) Eli Zaretskii
2024-04-21 7:49 ` STatus of MPS branch Gerd Möllmann
2024-04-21 8:45 ` Gerd Möllmann
2024-04-21 9:08 ` Andrea Corallo
2024-04-21 9:33 ` Native compilation on " Eli Zaretskii
2024-04-21 10:17 ` Gerd Möllmann
2024-04-21 13:07 ` Andrea Corallo
2024-04-22 7:15 ` Gerd Möllmann
2024-04-22 22:02 ` Andrea Corallo
2024-04-23 3:11 ` Gerd Möllmann
2024-04-23 16:09 ` Gerd Möllmann
2024-04-23 19:43 ` Andrea Corallo
2024-04-24 12:49 ` Gerd Möllmann
2024-04-24 18:14 ` Andrea Corallo
2024-04-24 18:28 ` Gerd Möllmann
2024-04-24 20:54 ` Andrea Corallo
2024-04-25 4:33 ` Gerd Möllmann
2024-04-25 5:50 ` Andrea Corallo
2024-04-25 7:18 ` Gerd Möllmann
2024-04-25 8:06 ` Andrea Corallo
2024-04-25 8:15 ` Gerd Möllmann
2024-04-25 8:57 ` Gerd Möllmann
2024-04-25 9:42 ` Andrea Corallo
2024-04-25 11:33 ` Gerd Möllmann
2024-04-25 5:24 ` Eli Zaretskii
2024-04-25 5:48 ` Andrea Corallo
2024-04-25 15:20 ` Eli Zaretskii
2024-04-26 10:15 ` Gerd Möllmann
2024-04-21 8:58 ` STatus of " Andrea Corallo
2024-04-21 9:19 ` Gerd Möllmann
2024-04-21 9:30 ` Native compilation on MPS branch (was: STatus of MPS branch) Eli Zaretskii
2024-04-21 14:39 ` STatus of MPS branch Helmut Eller
2024-04-21 15:37 ` Gerd Möllmann
2024-04-21 15:52 ` Eli Zaretskii
2024-04-21 20:24 ` Helmut Eller
2024-04-22 4:58 ` Gerd Möllmann
2024-04-22 5:28 ` Gerd Möllmann
2024-04-22 6:15 ` MPS signals and Emacs (was: STatus of MPS branch) Eli Zaretskii
2024-04-22 6:44 ` MPS signals and Emacs Paul Eggert
2024-04-22 7:19 ` Gerd Möllmann
2024-04-22 7:40 ` Paul Eggert
2024-04-22 7:49 ` Gerd Möllmann
2024-04-22 8:09 ` Eli Zaretskii
2024-04-22 8:27 ` Gerd Möllmann
2024-04-22 8:55 ` Eli Zaretskii
2024-04-22 9:02 ` Mattias Engdegård
2024-04-22 9:02 ` Gerd Möllmann
2024-04-22 9:18 ` Eli Zaretskii
2024-04-22 9:29 ` Gerd Möllmann
2024-04-22 9:41 ` Eli Zaretskii
2024-04-22 10:22 ` Gerd Möllmann
2024-04-22 10:46 ` Eli Zaretskii
2024-04-22 11:00 ` Gerd Möllmann
2024-04-22 12:01 ` Eli Zaretskii
2024-04-22 12:16 ` Gerd Möllmann
2024-04-22 10:54 ` Eli Zaretskii [this message]
2024-04-22 11:05 ` Gerd Möllmann
2024-04-22 19:41 ` Paul Eggert
2024-04-22 20:55 ` Gerd Möllmann
2024-04-22 22:12 ` Paul Eggert
2024-04-23 3:15 ` Gerd Möllmann
[not found] ` <87le54g1h2.fsf@dick>
2024-04-23 5:51 ` Gerd Möllmann
2024-04-23 6:35 ` Helmut Eller
2024-04-23 6:45 ` Gerd Möllmann
2024-04-23 6:53 ` Helmut Eller
2024-04-23 14:29 ` Gerd Möllmann
[not found] ` <87sezbsmsd.fsf@dick>
2024-04-24 5:03 ` Gerd Möllmann
2024-04-22 7:46 ` Eli Zaretskii
2024-04-22 7:55 ` Gerd Möllmann
2024-04-22 14:10 ` Helmut Eller
2024-04-22 14:42 ` Eli Zaretskii
2024-04-22 22:06 ` Paul Eggert
2024-04-23 7:04 ` Eli Zaretskii
2024-04-22 5:36 ` STatus of MPS branch Gerd Möllmann
2024-04-22 5:50 ` Gerd Möllmann
2024-04-22 15:09 ` Helmut Eller
2024-04-22 17:02 ` Gerd Möllmann
2024-04-24 7:26 ` Collecting markers with MPS (was: STatus of MPS branch) Helmut Eller
2024-04-24 7:44 ` Eli Zaretskii
2024-04-24 8:56 ` Collecting markers with MPS Helmut Eller
2024-04-24 9:17 ` Gerd Möllmann
2024-04-24 10:22 ` Eli Zaretskii
2024-04-24 10:27 ` Gerd Möllmann
2024-04-24 10:58 ` Gerd Möllmann
2024-04-24 13:32 ` Eli Zaretskii
2024-04-24 13:51 ` Gerd Möllmann
2024-04-24 15:03 ` Helmut Eller
2024-04-24 15:54 ` Eli Zaretskii
2024-04-24 16:21 ` Helmut Eller
2024-04-24 16:26 ` Eli Zaretskii
2024-04-24 16:50 ` Gerd Möllmann
2024-04-24 19:18 ` Helmut Eller
2024-04-24 19:55 ` Gerd Möllmann
2024-04-25 7:38 ` Mattias Engdegård
2024-04-24 9:08 ` Gerd Möllmann
2024-04-24 19:03 ` Helmut Eller
2024-04-24 20:02 ` Gerd Möllmann
2024-04-24 20:13 ` Helmut Eller
2024-04-24 20:42 ` Gerd Möllmann
2024-04-25 9:44 ` Helmut Eller
2024-04-25 11:44 ` Gerd Möllmann
2024-04-25 16:04 ` basic questions on MPS Andrea Corallo
2024-04-25 17:51 ` Helmut Eller
2024-04-25 18:48 ` Eli Zaretskii
2024-04-25 18:53 ` Gerd Möllmann
2024-04-25 19:26 ` Vibhav Pant
2024-04-26 6:36 ` Helmut Eller
2024-04-26 7:25 ` Gerd Möllmann
2024-04-26 15:07 ` vibhavp
2024-04-26 6:42 ` Gerd Möllmann
2024-04-27 0:20 ` Richard Stallman
2024-04-27 8:41 ` Helmut Eller
2024-04-28 22:44 ` Richard Stallman
2024-04-29 4:27 ` Helmut Eller
2024-04-29 22:40 ` Richard Stallman
2024-04-25 18:41 ` Eli Zaretskii
2024-04-25 18:53 ` Andrea Corallo
2024-04-25 18:56 ` Gerd Möllmann
2024-04-25 19:29 ` Andrea Corallo
2024-04-25 19:03 ` Eli Zaretskii
2024-04-25 19:09 ` Andrea Corallo
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