From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Frank Terbeck Newsgroups: gmane.lisp.guile.user Subject: Re: SRFI-151 (Bitwise Operations) Implementation Date: Thu, 09 Jan 2020 13:52:16 +0100 Message-ID: <87muaw3i7z.fsf@ft.bewatermyfriend.org> References: <87y2uh2qyu.fsf@ft.bewatermyfriend.org> <87r2092dxa.fsf@ft.bewatermyfriend.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="250972"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: guile-user@gnu.org To: Linus =?utf-8?Q?Bj=C3=B6rnstam?= Original-X-From: guile-user-bounces+guile-user=m.gmane.org@gnu.org Thu Jan 09 13:55:53 2020 Return-path: Envelope-to: guile-user@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1ipXLV-000qkr-Vp for guile-user@m.gmane.org; Thu, 09 Jan 2020 13:55:30 +0100 Original-Received: from localhost ([::1]:59756 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ipXLU-0000vY-NM for guile-user@m.gmane.org; Thu, 09 Jan 2020 07:55:28 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:34620) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ipXL7-0000vQ-Rs for guile-user@gnu.org; Thu, 09 Jan 2020 07:55:06 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ipXL6-0006ua-P2 for guile-user@gnu.org; Thu, 09 Jan 2020 07:55:05 -0500 Original-Received: from smtprelay03.ispgateway.de ([80.67.29.28]:34153) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ipXL6-0006mm-Fb for guile-user@gnu.org; Thu, 09 Jan 2020 07:55:04 -0500 Original-Received: from [62.155.206.63] (helo=jim.voodoo.lan) by smtprelay03.ispgateway.de with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92.3) (envelope-from ) id 1ipXL3-0005G4-Ts; Thu, 09 Jan 2020 13:55:01 +0100 Original-Received: by jim.voodoo.lan (Postfix, from userid 1000) id 87385127781; Thu, 9 Jan 2020 13:52:16 +0100 (CET) In-Reply-To: ("Linus =?utf-8?Q?Bj=C3=B6rnstam=22's?= message of "Thu, 09 Jan 2020 13:13:20 +0100") X-Df-Sender: NDMwNDQ0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 80.67.29.28 X-BeenThere: guile-user@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: General Guile related discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guile-user-bounces+guile-user=m.gmane.org@gnu.org Original-Sender: "guile-user" Xref: news.gmane.org gmane.lisp.guile.user:16018 Archived-At: Linus Bj=C3=B6rnstam wrote: > Your bitwise-nand etc takes more arguments than they have to. They are > 2-argument procedures according to the spec, which gives you better perfo= rmance > than the apply-dance you are doing now. Maybe have a bitwise-nand and a > bitwise-nand*? Yeah, I did that on purpose. The performance argument is probably valid, though. However, I don't want to extend the API. Maybe I'll put in a case-lambda there. Thanks for taking a look! Regards, Frank --=20 In protocol design, perfection has been reached not when there is nothing left to add, but when there is nothing left to take away. -- RFC 1925