From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg Newsgroups: gmane.emacs.devel Subject: Re: Bignum performance (was: Shrinking the C core) Date: Fri, 11 Aug 2023 20:09:29 +0200 Message-ID: <87sf8pih7q.fsf@dataswamp.org> References: <20230809094655.793FC18A4654@snark.thyrsus.com> <87il9owg0f.fsf@yahoo.com> <83fs4rjq9j.fsf@gnu.org> <87jzu2tvfc.fsf@dataswamp.org> <87y1ih3mc1.fsf@localhost> <26B18981-426C-4A4B-BF01-7C30E38D03A1@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="38347"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) To: emacs-devel@gnu.org Cancel-Lock: sha1:efCvaVj9LGpwjs1eUc0nG62FXmM= Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Fri Aug 11 20:41:49 2023 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 1qUX53-0009oi-85 for ged-emacs-devel@m.gmane-mx.org; Fri, 11 Aug 2023 20:41:49 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qUX4U-0000yM-VV; Fri, 11 Aug 2023 14:41:14 -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 1qUWaN-0006aA-IF for emacs-devel@gnu.org; Fri, 11 Aug 2023 14:10:07 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qUWaK-0000wY-UZ for emacs-devel@gnu.org; Fri, 11 Aug 2023 14:10:06 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1qUWaI-000ADh-73 for emacs-devel@gnu.org; Fri, 11 Aug 2023 20:10:02 +0200 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: emacs-devel@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=ged-emacs-devel@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Fri, 11 Aug 2023 14:41:13 -0400 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:308589 Archived-At: Mattias Engdegård wrote: >> Most of the time is spent in (1) GC; (2) Creating bigint: > > This is well known. Not by everyone :) > I'm not aware of any useful Elisp code that is > bignum-intensive. The nearest is perhaps using Calc for > certain kinds of algebraic operations but even there, > bignums are rarely a significant performance factor. > > Making the allocator and GC faster in general is useful > since it benefits everything. Just speeding up bignums, not > so much. But we have the best editor in the world, and it is based on Lisp. Shouldn't we have the best Lisp in the world as well? It is not like we would kill the Elisp people, on the contrary we want them. They would be assimilated ... And maybe the CL people would come to Emacs as well? -- underground experts united https://dataswamp.org/~incal