From: Eli Zaretskii <eliz@gnu.org>
To: Ihor Radchenko <yantar92@posteo.net>
Cc: 58558@debbugs.gnu.org, larsi@gnus.org, monnier@iro.umontreal.ca
Subject: bug#58558: 29.0.50; re-search-forward is slow in some buffers
Date: Mon, 10 Apr 2023 19:04:35 +0300 [thread overview]
Message-ID: <83leizbu5o.fsf@gnu.org> (raw)
In-Reply-To: <87bkjvn5wy.fsf@localhost> (message from Ihor Radchenko on Mon, 10 Apr 2023 14:55:09 +0000)
> From: Ihor Radchenko <yantar92@posteo.net>
> Cc: monnier@iro.umontreal.ca, larsi@gnus.org, 58558@debbugs.gnu.org
> Date: Mon, 10 Apr 2023 14:55:09 +0000
>
> > I believe perf is capable of showing the number of calls as well? Can
> > you compare the number of calls between the two versions?
>
> I can only see
> https://www.brendangregg.com/blog/2014-07-03/perf-counting.html, but it
> appears to be only for built-in events. Do you know how to count calls
> to specific function using perf? I am not familiar at all with perf.
I thought that was part of the profile?
But if not, then maybe Stefan's "poor-man's counters" will be an
easier device for answering that particular question: just increment
it before every call to SYNTAX_TABLE_BYTE_TO_CHAR that you find inside
re_match_2_internal, and then compare the counts with Emacs 28.
next prev parent reply other threads:[~2023-04-10 16:04 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-16 1:26 bug#58558: 29.0.50; re-search-forward is slow in some buffers Ihor Radchenko
2022-10-16 9:19 ` Lars Ingebrigtsen
2022-10-16 9:34 ` Ihor Radchenko
2022-10-16 9:37 ` Lars Ingebrigtsen
2022-10-16 10:02 ` Ihor Radchenko
2022-10-16 10:04 ` Lars Ingebrigtsen
2022-10-16 10:53 ` Ihor Radchenko
2022-10-16 11:01 ` Lars Ingebrigtsen
2022-10-16 11:21 ` Eli Zaretskii
2022-10-16 14:23 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-17 0:56 ` Ihor Radchenko
2022-10-18 11:50 ` Lars Ingebrigtsen
2022-10-18 14:58 ` Eli Zaretskii
2022-10-18 18:19 ` Lars Ingebrigtsen
2022-10-18 18:38 ` Eli Zaretskii
2022-12-13 10:28 ` Ihor Radchenko
2022-12-13 13:11 ` Eli Zaretskii
2022-12-13 13:32 ` Ihor Radchenko
2022-12-13 14:28 ` Eli Zaretskii
2022-12-13 15:56 ` Ihor Radchenko
2022-12-13 16:08 ` Eli Zaretskii
2022-12-13 17:43 ` Ihor Radchenko
2022-12-13 17:52 ` Eli Zaretskii
2022-12-13 18:03 ` Ihor Radchenko
2022-12-13 20:02 ` Eli Zaretskii
2022-12-14 11:40 ` Ihor Radchenko
2022-12-14 13:06 ` Eli Zaretskii
2022-12-14 13:23 ` Ihor Radchenko
2022-12-14 13:32 ` Eli Zaretskii
2022-12-14 13:39 ` Ihor Radchenko
2022-12-14 14:12 ` Eli Zaretskii
2022-12-13 18:15 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-12-13 18:40 ` Ihor Radchenko
2022-12-13 19:55 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-12-13 20:21 ` Eli Zaretskii
2022-12-14 11:42 ` Ihor Radchenko
2022-12-13 17:38 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-12-14 12:00 ` Ihor Radchenko
2022-12-14 12:23 ` Ihor Radchenko
2022-12-14 13:10 ` Eli Zaretskii
2022-12-14 13:26 ` Ihor Radchenko
2022-12-14 13:57 ` Eli Zaretskii
2022-12-14 14:01 ` Ihor Radchenko
2023-04-06 11:49 ` Ihor Radchenko
2023-04-06 12:05 ` Eli Zaretskii
2023-04-09 19:54 ` Ihor Radchenko
2023-04-10 4:14 ` Eli Zaretskii
2023-04-10 12:24 ` Ihor Radchenko
2023-04-10 13:40 ` Eli Zaretskii
2023-04-10 14:55 ` Ihor Radchenko
2023-04-10 16:04 ` Eli Zaretskii [this message]
2023-04-10 14:27 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-04-11 11:29 ` Ihor Radchenko
2023-04-11 11:51 ` Eli Zaretskii
2023-04-12 13:39 ` Ihor Radchenko
2023-04-12 14:06 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-04-12 14:30 ` Eli Zaretskii
2023-04-12 14:38 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-04-12 15:22 ` Eli Zaretskii
2023-04-12 15:59 ` Alan Mackenzie
2023-04-12 14:38 ` Stephen Berman
2023-04-12 14:42 ` Ihor Radchenko
2023-04-12 14:39 ` Ihor Radchenko
2023-04-12 15:20 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-04-12 23:23 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-04-13 4:33 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-04-13 20:05 ` Ihor Radchenko
2023-04-13 4:52 ` Eli Zaretskii
2023-04-13 5:15 ` Eli Zaretskii
2023-04-12 18:31 ` Alan Mackenzie
2023-04-12 23:25 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-04-13 4:43 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-04-13 12:09 ` Ihor Radchenko
2022-12-13 13:27 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-16 10:36 ` Eli Zaretskii
2023-02-19 12:17 ` Dmitry Gutov
2023-02-20 10:24 ` Ihor Radchenko
2023-02-20 14:54 ` Dmitry Gutov
2023-04-10 8:48 ` Mattias Engdegård
2023-04-10 9:57 ` Ihor Radchenko
2023-04-10 10:05 ` Mattias Engdegård
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=83leizbu5o.fsf@gnu.org \
--to=eliz@gnu.org \
--cc=58558@debbugs.gnu.org \
--cc=larsi@gnus.org \
--cc=monnier@iro.umontreal.ca \
--cc=yantar92@posteo.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this external index
https://git.savannah.gnu.org/cgit/emacs.git
https://git.savannah.gnu.org/cgit/emacs/org-mode.git
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.