From owner-freebsd-x11@FreeBSD.ORG  Fri Mar  7 13:45:09 2014
Return-Path: <owner-freebsd-x11@FreeBSD.ORG>
Delivered-To: x11@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 2D8661BD;
 Fri,  7 Mar 2014 13:45:09 +0000 (UTC)
Received: from mailrelay012.isp.belgacom.be (mailrelay012.isp.belgacom.be
 [195.238.6.179]) by mx1.freebsd.org (Postfix) with ESMTP id 6A28B100;
 Fri,  7 Mar 2014 13:45:08 +0000 (UTC)
X-Belgacom-Dynamic: yes
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: AlUGAN7MGVNR8mw2/2dsb2JhbABagwaBBr4ngwqBEhd0giUBAQEEOhwjEAsOCgklDyoeBogQAc9mF45bB4Q4AQOYQpIsgy48
Received: from 54.108-242-81.adsl-dyn.isp.belgacom.be (HELO
 kalimero.tijl.coosemans.org) ([81.242.108.54])
 by relay.skynet.be with ESMTP; 07 Mar 2014 14:45:01 +0100
Received: from kalimero.tijl.coosemans.org (kalimero.tijl.coosemans.org
 [127.0.0.1])
 by kalimero.tijl.coosemans.org (8.14.8/8.14.8) with ESMTP id s27Dixhe014591;
 Fri, 7 Mar 2014 14:45:00 +0100 (CET) (envelope-from tijl@FreeBSD.org)
Date: Fri, 7 Mar 2014 14:44:58 +0100
From: Tijl Coosemans <tijl@FreeBSD.org>
To: Alexey Dokuchaev <danfe@FreeBSD.org>
Subject: Re: svn commit: r342587 - head/x11/pixman
Message-ID: <20140307144458.6634ca47@kalimero.tijl.coosemans.org>
In-Reply-To: <20140304170740.GA82945@FreeBSD.org>
References: <201402041839.s14IdgAF097754@svn.freebsd.org>
 <20140204210959.044bc79a@kalimero.tijl.coosemans.org>
 <20140205121525.GB24764@FreeBSD.org>
 <20140304170740.GA82945@FreeBSD.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Cc: Koop Mast <kwm@FreeBSD.org>, x11@FreeBSD.org
X-BeenThere: freebsd-x11@freebsd.org
X-Mailman-Version: 2.1.17
Precedence: list
List-Id: X11 on FreeBSD -- maintaining and support <freebsd-x11.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-x11>,
 <mailto:freebsd-x11-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-x11/>
List-Post: <mailto:freebsd-x11@freebsd.org>
List-Help: <mailto:freebsd-x11-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-x11>,
 <mailto:freebsd-x11-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 07 Mar 2014 13:45:09 -0000

On Tue, 4 Mar 2014 17:07:40 +0000 Alexey Dokuchaev wrote:
> On Wed, Feb 05, 2014 at 12:15:25PM +0000, Alexey Dokuchaev wrote:
>> On Tue, Feb 04, 2014 at 09:09:59PM +0100, Tijl Coosemans wrote:
>>> The is a bit strange because if you turn off SIMD you still get MMX and
>>> SSE2 support if your cpu supports it.  It should be something like this:
>>> 
>>> .if ! ${PORT_OPTIONS:MSIMD}
>>> CONFIGURE_ARGS=	--disable-vmx --disable-arm-simd --disable-mmx \
>>> 		--disable-sse2
>>> .endif
>>> 
>>> But then you're still missing --disable-ssse3 and a number of ARM and
>>> MIPS SIMD options (reported by ./configure --help).
>>> 
>>> I think it's best to just remove this whole block together with the
>>> SIMD option because pixman tests at runtime what features the cpu
>>> supports so in my opinion there's no reason to disable SIMD support.
>> 
>> +1.  I've always had to read inside the Makefile to understand what does
>> this option do; it's very confusing up-front.  Please remove it and/or
>> hide the logic behind the trunk, so it DTRT without annoying users with
>> cryptic dialogs.
> 
> Do we have any consensus on this one now?  Can we just remove the whole
> SIMD logic from the Makefile?

If nobody can come up with a reason to keep it, I'd say remove it.