From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#71454: 30.0.50; Performance issues with font selection Date: Mon, 10 Jun 2024 20:35:42 +0300 Message-ID: <86a5js8zv5.fsf@gnu.org> References: <87v82h6a33.fsf@jeremybryant.net> <867cex9fpb.fsf@gnu.org> <1927ec80-ee2f-1b28-5e43-05f7bd57a21a@gmail.com> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="8929"; mail-complaints-to="usenet@ciao.gmane.io" Cc: justksqsf@gmail.com, 71454@debbugs.gnu.org, jb@jeremybryant.net To: Jim Porter Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Jun 10 20:56:33 2024 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1sGkC1-00025S-2F for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 10 Jun 2024 20:56:33 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sGkBM-0006Ly-5t; Mon, 10 Jun 2024 14:55:52 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sGkBG-0006K1-Kq for bug-gnu-emacs@gnu.org; Mon, 10 Jun 2024 14:55:46 -0400 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sGkBG-0004VB-Ch for bug-gnu-emacs@gnu.org; Mon, 10 Jun 2024 14:55:46 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1sGkBX-0000CX-Em for bug-gnu-emacs@gnu.org; Mon, 10 Jun 2024 14:56:03 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 10 Jun 2024 18:56:03 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 71454 X-GNU-PR-Package: emacs Original-Received: via spool by 71454-submit@debbugs.gnu.org id=B71454.1718045725612 (code B ref 71454); Mon, 10 Jun 2024 18:56:03 +0000 Original-Received: (at 71454) by debbugs.gnu.org; 10 Jun 2024 18:55:25 +0000 Original-Received: from localhost ([127.0.0.1]:52702 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sGkAv-00009g-Be for submit@debbugs.gnu.org; Mon, 10 Jun 2024 14:55:25 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:42036) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sGjgR-00079v-2D for 71454@debbugs.gnu.org; Mon, 10 Jun 2024 14:23:55 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sGiwA-0005yN-Dg; Mon, 10 Jun 2024 13:36:06 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=NzWUtxXHEjJZ+1TyKD4hUFiiGFgKN7CfsuDGNZ0zxS0=; b=rTqACpPAFUWE 7QQ/kK7HCMIzvFaDseHQrt4qEdamxkd4YTcMCE8y0rwAIWh5lIZIk31fpJ3denkn5QTKS3Vvx4WDi zW7xjU1hTlAWKbpISSZMqIMXs/CPA/wVzKU7r3Y415dqf0K1XpsJ7gqAu07kIz3dAXU13yLoJZW5i qOK84JH6F9NbLixTM8OZ3uJj83m8f7bUDFROMaTbrMOthhwsMqJYDWgoKSJ/62g8I1q4uy70nNqrV S9NMmdC87ElHRM2crz7CgQaDjByHqqfESd3E2UV0Lq9MVblKLeQElk/Ce6f8KSjNVJcTajJQQ+kCG QxA+CDnaL6rlQTNVYunE8A==; In-Reply-To: <1927ec80-ee2f-1b28-5e43-05f7bd57a21a@gmail.com> (message from Jim Porter on Mon, 10 Jun 2024 09:31:53 -0700) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:287067 Archived-At: > Date: Mon, 10 Jun 2024 09:31:53 -0700 > Cc: jb@jeremybryant.net, 71454@debbugs.gnu.org > From: Jim Porter > > On 6/10/2024 4:53 AM, Eli Zaretskii wrote: > > My crystal ball says that the expensive part here is character > > composition. The above characters belong to scripts that require > > extensive composition rules, take a look at indian.el and its complex > > regexps. > > That would show up in a profile, right? No, because Lisp functions called from C don't show in the profile. > Here's what I get when I start "emacs -Q", start profiling, and then > call "C-h v comint-password-prompt-regexp RET". It's not the most > interesting profile since most of it is probably in C code. I do see > 'auto-compose-chars' in there, however it's got ~0% of the samples > from the profiler. As expected, see above.