From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.pbcl.net ([88.198.119.4] helo=hetzner.pbcl.net) by linuxtogo.org with esmtp (Exim 4.72) (envelope-from ) id 1QmhMU-0002nG-BK for openembedded-core@lists.openembedded.org; Fri, 29 Jul 2011 09:19:58 +0200 Received: from blundell.swaffham-prior.co.uk ([91.216.112.25] helo=[192.168.114.3]) by hetzner.pbcl.net with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.72) (envelope-from ) id 1QmhIO-0003gU-9n for openembedded-core@lists.openembedded.org; Fri, 29 Jul 2011 09:15:44 +0200 From: Phil Blundell To: Patches and discussions about the oe-core layer In-Reply-To: <4E3250BB.8050807@gmail.com> References: <346abefc87d21d0cc111ef87a6e48f40c5b6cb0b.1311683981.git.richard.purdie@linuxfoundation.org> <1311769062.30326.322.camel@phil-desktop> <1311773637.2344.365.camel@rex> <4E302051.1010308@windriver.com> <1311777856.30326.356.camel@phil-desktop> <4E3250BB.8050807@gmail.com> Date: Fri, 29 Jul 2011 08:15:38 +0100 Message-ID: <1311923738.3141.4.camel@lenovo.internal.reciva.com> Mime-Version: 1.0 X-Mailer: Evolution 2.32.3 Subject: Re: [PATCH 1/3] Add ARM tune file overhaul based largely on work from Mark Hatle X-BeenThere: openembedded-core@lists.openembedded.org X-Mailman-Version: 2.1.11 Precedence: list Reply-To: Patches and discussions about the oe-core layer List-Id: Patches and discussions about the oe-core layer List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 29 Jul 2011 07:19:58 -0000 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit On Thu, 2011-07-28 at 23:18 -0700, Khem Raj wrote: > On 07/27/2011 07:44 AM, Phil Blundell wrote: > cortex-m series supports only thumb2 intsruction set. I am not sure if > thumb2 alone is a superset of thumb1 iow thumb1 programs could be > executed on cortex-m series or not. Never had a cortex-m so I am not sure. Yes, I believe any thumb-1 program will run on a thumb-2 core. p.