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.help Subject: Re: stats say SBCL is 78 875 % faster than natively compiled Elisp Date: Wed, 15 Feb 2023 12:37:41 +0100 Message-ID: <87k00j40sa.fsf@dataswamp.org> References: <87bklw7ka3.fsf@dataswamp.org> <87cz6b8qpb.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="26528"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:+3eJvVSRAkfQNrphl2e5l6rU4yQ= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Wed Feb 15 14:11:53 2023 Return-path: Envelope-to: geh-help-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 1pSHZg-0006ib-RQ for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 15 Feb 2023 14:11:52 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pSHZR-0001hp-4y; Wed, 15 Feb 2023 08:11:37 -0500 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 1pSG6h-0001wU-M0 for help-gnu-emacs@gnu.org; Wed, 15 Feb 2023 06:37:52 -0500 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 1pSG6f-0003PO-91 for help-gnu-emacs@gnu.org; Wed, 15 Feb 2023 06:37:50 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1pSG6d-0006at-Ir for help-gnu-emacs@gnu.org; Wed, 15 Feb 2023 12:37:47 +0100 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@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: Wed, 15 Feb 2023 08:11:35 -0500 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:142754 Archived-At: Chen Zhaoyang wrote: >> (defun fib (reps num) >> (let ((z 0)) >> (dotimes (_ reps) >> (let ((p1 1) >> (p2 1)) >> (dotimes (_ (- num 2)) >> (setf z (+ p1 p2) >> p2 p1 >> p1 z)))) >> z)) > > Maybe try out (named-let)? It should be fun to rewrite it > with tail calls. Do it in SBCL as well. -- underground experts united https://dataswamp.org/~incal