From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1K17gJ-0000Io-03 for qemu-devel@nongnu.org; Tue, 27 May 2008 18:30:11 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1K17gG-0000Ic-Ic for qemu-devel@nongnu.org; Tue, 27 May 2008 18:30:09 -0400 Received: from [199.232.76.173] (port=35697 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1K17gG-0000IZ-GM for qemu-devel@nongnu.org; Tue, 27 May 2008 18:30:08 -0400 Received: from mail.codesourcery.com ([65.74.133.4]:40179) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1K17gG-00063Z-2O for qemu-devel@nongnu.org; Tue, 27 May 2008 18:30:08 -0400 From: Paul Brook Subject: Re: [Qemu-devel] [4597] CRIS: Re-add the X flag to the tb flags, it allows for better code generation and is practially always cleared. Date: Tue, 27 May 2008 23:30:02 +0100 References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200805272330.03117.paul@codesourcery.com> Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: "Edgar E. Iglesias" On Tuesday 27 May 2008, Edgar E. Iglesias wrote: > Revision: 4597 > http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=4597 > Author: edgar_igl > Date: 2008-05-27 21:15:56 +0000 (Tue, 27 May 2008) > > Log Message: > ----------- > CRIS: Re-add the X flag to the tb flags, it allows for better code > generation and is practially always cleared. Are you sure this is safe? It means you shouldn't do TB chaining from any block that modifies the X flag, and I don't see any code for that. Paul