From: Herbert Xu Subject: Re: {twofish,aes}-{x86_64,i586} versus C implementations Date: Mon, 20 Aug 2007 21:07:41 +0800 Message-ID: <20070820130741.GA13549@gondor.apana.org.au> References: <200708200234.25620.ak@suse.de> <20070820101618.GE16680@bingen.suse.de> <20070820120605.GA13163@gondor.apana.org.au> <20070820130639.GN16680@bingen.suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-crypto@vger.kernel.org To: Andi Kleen Return-path: Received: from rhun.apana.org.au ([64.62.148.172]:3687 "EHLO arnor.apana.org.au" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750932AbXHTNHq (ORCPT ); Mon, 20 Aug 2007 09:07:46 -0400 Content-Disposition: inline In-Reply-To: <20070820130639.GN16680@bingen.suse.de> Sender: linux-crypto-owner@vger.kernel.org List-Id: linux-crypto.vger.kernel.org On Mon, Aug 20, 2007 at 03:06:39PM +0200, Andi Kleen wrote: > > > Well it's not that useful for an assembly implementation > > that works on all instances of a given architecture. > > I meant on x86. Sure for other architectures the C version is needed. My point was that while it's not useful for aes-i586 on x86, it definitely is useful for padlock-aes which is also x86 asm but only works on a subset of x86 processors. Cheers, -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt