From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Nm4lM-0006NQ-Sa for qemu-devel@nongnu.org; Mon, 01 Mar 2010 07:30:16 -0500 Received: from [199.232.76.173] (port=57592 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Nm4lM-0006MI-8N for qemu-devel@nongnu.org; Mon, 01 Mar 2010 07:30:16 -0500 Received: from Debian-exim by monty-python.gnu.org with spam-scanned (Exim 4.60) (envelope-from ) id 1Nm4lJ-0004g0-Jz for qemu-devel@nongnu.org; Mon, 01 Mar 2010 07:30:16 -0500 Received: from mx1.redhat.com ([209.132.183.28]:27932) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1Nm4lJ-0004fZ-7p for qemu-devel@nongnu.org; Mon, 01 Mar 2010 07:30:13 -0500 Message-ID: <4B8BB34A.5060702@redhat.com> Date: Mon, 01 Mar 2010 13:30:02 +0100 From: Paolo Bonzini MIME-Version: 1.0 Subject: Re: [Qemu-devel] [PATCH 0/2] simplify global register save/restore References: <1265844362-29836-1-git-send-email-pbonzini@redhat.com> <201002261130.30888.paul@codesourcery.com> <4B87C724.1030507@redhat.com> <201002261832.01836.paul@codesourcery.com> In-Reply-To: <201002261832.01836.paul@codesourcery.com> Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paul Brook Cc: qemu-devel@nongnu.org On 02/26/2010 07:32 PM, Paul Brook wrote: >> > You could still use them for local register variables, but I can prepare >> > a patch to remove them (unless you do that yourself). > I'm not sure what you mean by a "local register variable". I'm thinking of using register blah blah asm(AREG1); as a local variable to work around deficiencies in GCC's register allocator. I've seen that elsewhere though not in QEMU. If you prefer to remove everything, fine. Paolo