From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: bug-reference-prog-mode slows down CC Mode's scrolling by ~7% Date: Sun, 12 Sep 2021 13:41:05 -0400 Message-ID: References: <837dfwyird.fsf@gnu.org> <83tuj0ux6y.fsf@gnu.org> <83pmtouul2.fsf@gnu.org> <83k0jwus8w.fsf@gnu.org> <83k0jngtub.fsf@gnu.org> <837dfnghgi.fsf@gnu.org> <835yv7gep6.fsf@gnu.org> <83wnnmfo3j.fsf@gnu.org> <834kapg2g9.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="22741"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: acm@muc.de, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sun Sep 12 20:04:28 2021 Return-path: Envelope-to: ged-emacs-devel@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 1mPTq8-0005hV-5u for ged-emacs-devel@m.gmane-mx.org; Sun, 12 Sep 2021 20:04:28 +0200 Original-Received: from localhost ([::1]:54086 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mPTq7-000444-27 for ged-emacs-devel@m.gmane-mx.org; Sun, 12 Sep 2021 14:04:27 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:52642) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mPTTc-0007xU-Tj for emacs-devel@gnu.org; Sun, 12 Sep 2021 13:41:14 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:36307) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mPTTZ-0004kF-Qa; Sun, 12 Sep 2021 13:41:11 -0400 Original-Received: from pmg2.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 6179180224; Sun, 12 Sep 2021 13:41:14 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 094C7804BC; Sun, 12 Sep 2021 13:41:13 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1631468473; bh=HWWQaO+zgkkirs15gI7zr67B6Dd//7d3KCf0DGZgi2A=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=FYXsQppVVaQXzOEuRz+XKzMbc23iz7L+zuya20MZO2o0LhdJ7rNQKSd9v8T7HlSaM E9J/LRUZPWOTp7SxKKtFCC3N8zryc96hkqZNiRy/hf3OqB9jXO7aoiAph3LAN0a5ut /iO6XeMi9DOtkXmItVoYXSmYeE+ReTqO6UPkoHy4WBUXSB1IhSwwCstTLp7j5zzhN9 GpU0F4sRYDcJl8CgKKpypaLrK8N5WdFNb7FMNB2ilbwndvyCt3F0cQTBmFuSnDT67X ZOPjG5saJnY5SNUijKQc97HEBKThKc87P+jGHcj9/TMoUuyOKSton+AKQLo+zlewSX MdIVP7f3i8jog== Original-Received: from milanesa (unknown [45.72.241.23]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 4B8B712044D; Sun, 12 Sep 2021 13:41:06 -0400 (EDT) In-Reply-To: <834kapg2g9.fsf@gnu.org> (Eli Zaretskii's message of "Sun, 12 Sep 2021 19:53:42 +0300") Received-SPF: pass client-ip=132.204.25.50; envelope-from=monnier@iro.umontreal.ca; helo=mailscanner.iro.umontreal.ca X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:274606 Archived-At: > Yes, of course. Which is why I think that having the entire code > hidden is a rare phenomenon, even in your sessions. Because once you > visit a file, you usually reveal the code, in order to work on it. Right, but the big gain is right when I open the file, where jit-lock only fontifies a handful of chunks even though often both point-min and point-max are visible. Stefan