From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: =?UTF-8?Q?Andreas_R=c3=b6hler?= Newsgroups: gmane.emacs.devel Subject: Re: C and Emacs Lisp code parts Date: Tue, 5 Jul 2016 21:35:31 +0200 Message-ID: <179f7b7a-565a-d993-81bc-03fa68e41059@online.de> References: <83y45lu2up.fsf@gnu.org> <54f5d80c-f20b-31aa-b438-401984fcb5b8@online.de> <874m89crw3.fsf@red-bean.com> <58c6fa18-d636-1498-8d37-b435c4ee8ec9@online.de> <83r3bdth7f.fsf@gnu.org> <06dfdf82-c469-8abe-15ab-22a96e64070b@online.de> <20160701175515.GA2618@acm.fritz.box> <20160701185704.GB2618@acm.fritz.box> <5776D31A.6050700@lanl.gov> <0606cae0-93b6-7e4a-c760-411326ac6970@online.de> <577BE815.9050805@lanl.gov> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1467747105 2541 80.91.229.3 (5 Jul 2016 19:31:45 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 5 Jul 2016 19:31:45 +0000 (UTC) Cc: Alan Mackenzie , Eli Zaretskii , =?UTF-8?Q?Cl=c3=a9ment_Pit--Claudel?= , emacs-devel@gnu.org To: Davis Herring Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Jul 05 21:31:33 2016 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1bKW4D-0006Bo-36 for ged-emacs-devel@m.gmane.org; Tue, 05 Jul 2016 21:31:33 +0200 Original-Received: from localhost ([::1]:57663 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKW4C-0000d0-8c for ged-emacs-devel@m.gmane.org; Tue, 05 Jul 2016 15:31:32 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51495) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKW3c-0000co-74 for emacs-devel@gnu.org; Tue, 05 Jul 2016 15:30:57 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bKW3b-0004YM-5C for emacs-devel@gnu.org; Tue, 05 Jul 2016 15:30:56 -0400 Original-Received: from mout.kundenserver.de ([212.227.126.134]:59400) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKW3X-0004Ur-0l; Tue, 05 Jul 2016 15:30:51 -0400 Original-Received: from [192.168.178.35] ([77.12.8.47]) by mrelayeu.kundenserver.de (mreue003) with ESMTPSA (Nemesis) id 0MHKSt-1b8Byj2aqR-00E26r; Tue, 05 Jul 2016 21:30:42 +0200 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:45.0) Gecko/20100101 Icedove/45.1.0 In-Reply-To: <577BE815.9050805@lanl.gov> X-Provags-ID: V03:K0:Y5JuHObXlzztcsx2sbiJ/C+Jf5wSOnuDLMNuWP2Kgs0EszzkWP8 35YBr9y6rzD255UBO1FSF0BpTdImG6txH0/+6R+hwWagsp7B3TGGYVqQMQT9lUiNVCiij/p q4Dost2eshWtWOQypR6R0RBHBVZbAQPxFJIANbVH8PsT5EKqbewYBmTN1I7n+6FsiQIPVNd Zoc/QW+9xyXwjwrnDA4XA== X-UI-Out-Filterresults: notjunk:1;V01:K0:wjqJV+LvoyY=:U2pzeb59gqdNImP1AD6ffp zadWW8XrDnMH9USpdj+PpCZFfKPH1HT2OHKxtx36Wii5OpAW/UtDLCwstGRJDGSYPXn7y8H7r xhVahu22FtOHvRELVgEaqVDj9xtyl2Xd5TCzw2zBGBr7Pao2ycYhcLWLnvzdRnfgra6R+xFbw SwMMLDKBfYEv3lCs88jXrmtb4NtZuheHPjz3NKhTti98p0tAsYEy7x1MT5YqUqE35nGP0wSBk xdcQD0Swywt0oZXnDUyoud0E5q+YgFvXQgKP/3GcWZNslyytE7DCspQMNmCthWFFUl/L4XGof omygiOnRoF9b9pb+3wsSDF38dLXDUNHPAbzIHmB2vLCP+dlhGRXNMRGKbZXI1iYi6+p0yb/6f YKALf/l6ER5kcub8KG+GLxHV1hZKcEbginjZKVDlakMx228b9A0Gsndr4UdHfnrv2Az+DWvJi Do/d62N0fH8/4xo46+uSsbMZ2/ctSioM3uiihPTwfpq2XrSgvQ1H8hj1yYiOX4TUu4Rvhx8+X eTl9SIr6pmXI9bZqZdEM2MB4fsM841+S0bywviwJuxz0xXTTXfHt17d57amJ8O7qravwEE+y3 Nt/0RQfG9JUREmp/r26JYJFPksiCg4qb1du8wgqkkurCor6IKFQZhMyb7MLhS7ECqn1oLpjHG 5+yzmF8I0DA27PSPJebxyJ85GnEpYuoQll5kwZNwGuIHybiWJGadk0ebiQHph2RkLU2cQMpdG Hn6k7TOM0rKJrS3n X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 212.227.126.134 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 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.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:205201 Archived-At: On 05.07.2016 19:02, Davis Herring wrote: > > Amdahl's law is not so limited: see more precisely > . > > Spelled out explicitly: if, in some context, we spend only (say) 20% > of our time running Lisp code (vs., say, redisplay), then we can > improve the speed of that context by no more than 25% by rewriting > that Lisp in any fashion whatsoever (including C). > > Davis > Ah, see, thanks! So it should be not even be specific to computers, but also apply when cleaning a car, care for a garden etc.