From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.org/gmane.linux.lib.musl.general/1457 Path: news.gmane.org!not-for-mail From: Szabolcs Nagy Newsgroups: gmane.linux.lib.musl.general Subject: Re: crypt* files in crypt directory Date: Wed, 8 Aug 2012 09:52:34 +0200 Message-ID: <20120808075233.GJ30810@port70.net> References: <20120808022421.GE27715@brightrain.aerifal.cx> <20120808044235.GA22470@openwall.com> Reply-To: musl@lists.openwall.com NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: dough.gmane.org 1344412367 3559 80.91.229.3 (8 Aug 2012 07:52:47 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Wed, 8 Aug 2012 07:52:47 +0000 (UTC) To: musl@lists.openwall.com Original-X-From: musl-return-1458-gllmg-musl=m.gmane.org@lists.openwall.com Wed Aug 08 09:52:48 2012 Return-path: Envelope-to: gllmg-musl@plane.gmane.org Original-Received: from mother.openwall.net ([195.42.179.200]) by plane.gmane.org with smtp (Exim 4.69) (envelope-from ) id 1Sz14R-000319-4e for gllmg-musl@plane.gmane.org; Wed, 08 Aug 2012 09:52:47 +0200 Original-Received: (qmail 17651 invoked by uid 550); 8 Aug 2012 07:52:46 -0000 Mailing-List: contact musl-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: Original-Received: (qmail 17642 invoked from network); 8 Aug 2012 07:52:46 -0000 Content-Disposition: inline In-Reply-To: <20120808044235.GA22470@openwall.com> User-Agent: Mutt/1.5.21 (2010-09-15) Xref: news.gmane.org gmane.linux.lib.musl.general:1457 Archived-At: * Solar Designer [2012-08-08 08:42:35 +0400]: > I see that you did this - and I think you took it too far. The code > became twice slower on Pentium 3 when compiling with gcc 3.4.5 (approx. > 140 c/s down to 77 c/s). Adding -finline-functions > -fold-unroll-all-loops regains only a fraction of the speed (112 c/s); > less aggressive loop unrolling results in lower speeds. > i thought slowness is a feature in this case.. at least that was the general agreement about the size vs speed tradeoff of the des code