From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#54532: [PATCH] sorting Date: Wed, 23 Mar 2022 13:02:26 +0100 Message-ID: <87ils4ancd.fsf@gnus.org> References: <87k0clr12o.fsf@ust.hk> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="20530"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: 54532@debbugs.gnu.org To: Andrew Cohen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Mar 23 13:51:48 2022 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 1nX0Sq-0005DM-Nb for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 23 Mar 2022 13:51:48 +0100 Original-Received: from localhost ([::1]:44332 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nX0So-0000rM-Ue for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 23 Mar 2022 08:51:47 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:46526) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nWzhe-0007Ft-Hf for bug-gnu-emacs@gnu.org; Wed, 23 Mar 2022 08:03:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:49068) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nWzhe-0006VF-8q for bug-gnu-emacs@gnu.org; Wed, 23 Mar 2022 08:03:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1nWzhe-0003O5-3v for bug-gnu-emacs@gnu.org; Wed, 23 Mar 2022 08:03:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 23 Mar 2022 12:03:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 54532 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 54532-submit@debbugs.gnu.org id=B54532.164803695812980 (code B ref 54532); Wed, 23 Mar 2022 12:03:02 +0000 Original-Received: (at 54532) by debbugs.gnu.org; 23 Mar 2022 12:02:38 +0000 Original-Received: from localhost ([127.0.0.1]:42965 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nWzhF-0003NI-P6 for submit@debbugs.gnu.org; Wed, 23 Mar 2022 08:02:37 -0400 Original-Received: from quimby.gnus.org ([95.216.78.240]:45302) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nWzhD-0003N2-RY for 54532@debbugs.gnu.org; Wed, 23 Mar 2022 08:02:36 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=4yuWLiIrzjwBc5jQuusBdovQ9BCWcoWlpNqI4JD1zLo=; b=gI705Jd3QgPFArfOm3He1w493G aPoiey5YjAP5v2Z9JpW5BpuDHipncFfN/OkPKWxm6CmHUWcPe/KbKyKm3UcwFI5HeCCkCiEvubO/z izGS99BVEzGet9iB4WmgAUwot7Ol+szQgr1XrmDDdbO7r+VNWrJjekAMG9QYagUC+278=; Original-Received: from 109.179.236.69.tmi.telenormobil.no ([109.179.236.69] helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nWzh5-0003HV-D7; Wed, 23 Mar 2022 13:02:29 +0100 In-Reply-To: <87k0clr12o.fsf@ust.hk> (Andrew Cohen's message of "Wed, 23 Mar 2022 07:59:11 +0800") 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" Xref: news.gmane.io gmane.emacs.bugs:228798 Archived-At: Andrew Cohen writes: > | | oldlist | oldvec | tim | > | (make-random-list 10000) | 2790 | 2123 | 1557 | > | (nreverse (make-sorted-list 10000)) | 1417 | 987 | 118 | > | (make-sorted-list 10000) | 1310 | 899 | 116 | > | (make-swapped-list 10000 3) | 1457 | 1019 | 122 | > | (make-plus-list 10000) | 1309 | 899 | 119 | > | (make-onepercent-list 10000) | 1764 | 1272 | 183 | > | (make-constant-list 10000) | 1292 | 888 | 116 | > | (make-evil-list 10000) | 1374 | 946 | 398 | > | (make-block-list 10000 100) | 2235 | 1646 | 919 | > | (make-block-list 10000 10) | 2598 | 1962 | 1451 | Wow, great! A tenfold speed increase on (mostly-)sorted lists (which is a common use case in my experience) is impressive. Reading the code, I don't really have any comments (but then again, I don't really understand the timsort algorithm anyway). -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no