From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54498) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Yrkop-0005sh-5f for qemu-devel@nongnu.org; Mon, 11 May 2015 06:20:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Yrkok-0003Mb-V1 for qemu-devel@nongnu.org; Mon, 11 May 2015 06:20:15 -0400 Received: from cantor2.suse.de ([195.135.220.15]:36553 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Yrkok-0003MV-Po for qemu-devel@nongnu.org; Mon, 11 May 2015 06:20:10 -0400 Message-ID: <55508259.1010305@suse.de> Date: Mon, 11 May 2015 12:20:09 +0200 From: =?windows-1252?Q?Andreas_F=E4rber?= MIME-Version: 1.0 References: <55506A20.9030406@redhat.com> In-Reply-To: <55506A20.9030406@redhat.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [RFC PATCH 25/34] arm: cpu: Move CPU_COMMON to front of env List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Peter Crosthwaite , qemu-devel@nongnu.org Cc: Paolo Bonzini , edgari@xilinx.com, rth@twiddle.net, sorenb@xilinx.com, peter.maydell@linaro.org Am 11.05.2015 um 10:36 schrieb Paolo Bonzini: >=20 >=20 > On 11/05/2015 08:29, Peter Crosthwaite wrote: >> To allow pointer casts to the the multi-arch CPUArchState which >> contains just the CPU_COMMON components. >> >> Signed-off-by: Peter Crosthwaite >=20 > This can cause worse performance, unfortunately, because of bigger > offsets when registers are written back to env (at end of BB or due to > spills). +1, had been requested by rth due to size of imm offsets. Andreas --=20 SUSE Linux GmbH, Maxfeldstr. 5, 90409 N=FCrnberg, Germany GF: Felix Imend=F6rffer, Jane Smithard, Dilip Upmanyu, Graham Norton; HRB 21284 (AG N=FCrnberg)