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: How to add pseudo vector types Date: Tue, 20 Jul 2021 13:36:04 -0400 Message-ID: References: <83h7gw6pyj.fsf@gnu.org> <45EBF16A-C953-42C7-97D1-3A2BFEF7DD01@gmail.com> <83y2a764oy.fsf@gnu.org> <83v95b60fn.fsf@gnu.org> <00DD5BFE-D14E-449A-9319-E7B725DEBFB3@gmail.com> <83r1fz5xr9.fsf@gnu.org> <1AAB1BCC-362B-4249-B785-4E0530E15C60@gmail.com> <83czri67h0.fsf@gnu.org> <46BBFF88-76C3-4818-8805-5437409BEA93@gmail.com> <83wnpq46uk.fsf@gnu.org> <533BD53B-4E85-4E9E-B46A-346A5BBAD0F5@gmail.com> <258CB68D-1CC1-42C8-BDCD-2A8A8099B783@gmail.com> <1a776770-50b7-93cd-6591-c9a5b3a56eb8@gmail.com> <86a6mh54ko.fsf@stephe-leake.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="15513"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: =?windows-1252?Q?Cl=E9ment?= Pit-Claudel , emacs-devel@gnu.org To: Stephen Leake Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Tue Jul 20 19:43:31 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 1m5tmE-0003iG-RM for ged-emacs-devel@m.gmane-mx.org; Tue, 20 Jul 2021 19:43:31 +0200 Original-Received: from localhost ([::1]:47164 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m5tmD-0000Zj-QU for ged-emacs-devel@m.gmane-mx.org; Tue, 20 Jul 2021 13:43:29 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:56180) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m5tfB-0003WX-9K for emacs-devel@gnu.org; Tue, 20 Jul 2021 13:36:13 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:19127) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m5tf6-00078X-PS for emacs-devel@gnu.org; Tue, 20 Jul 2021 13:36:12 -0400 Original-Received: from pmg2.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 739AF8043C; Tue, 20 Jul 2021 13:36:06 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 5D54480602; Tue, 20 Jul 2021 13:36:05 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1626802565; bh=yPzhMOcG7eAVBZw29LDaQZHPy55wKC9UmSKIL04vDzc=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=iJJhOQsMwQAVzoEuxywe3n1EG0yt5li36ysldCBzuKGHbWLxSkK0oxTAC3Efj90Dp wciuYN87KUAoaTxzIS60WImTRx2WtMLCxpLwd25OFe/GkL1lf7IyYmgavMU/Q1IOfq oIfOhiw1YA44kmWviExgqRqLMBIXgEDGbXZ83Sbn9/MvCGhiZRpRTHu5jVwhKqyBrK xxh0Y08dSiXFIIsnmLDOsS4Wytd3v+YQzUcst+zjF/y/T+sGgPtqt1eXKHImtoah00 Zg2um0Y3JpiuOxai2UI4j3MfgRFNP7mfwF/tHbOZSeQgAC5e9OxHYwf6DIYpUTpzo9 nXDannW/tdVNA== Original-Received: from alfajor (unknown [216.154.29.138]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 180BC120153; Tue, 20 Jul 2021 13:36:05 -0400 (EDT) In-Reply-To: <86a6mh54ko.fsf@stephe-leake.org> (Stephen Leake's message of "Tue, 20 Jul 2021 09:32:23 -0700") 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:271385 Archived-At: >> If we copy the buffer's content to a freshly malloc area before passing >> that to TS, then there should be no problem running TS in a separate >> concurrent thread, indeed. > Except that the results will not be useful, since they won't apply to > the original buffer if it is changed. Not true: we just have to keep track of the list of changes (as Yuan's patch does), then pass it to tree-sitter to get a tree up-to-date w.r.t the current content of the buffer. > And if the original buffer is not changed, then we do not need to run > the parser asynchronously. We do: - because we want to do other things in the mean time - because we want to take advantage of the many CPU cores sitting idle. Stefan