From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Wed, 09 Apr 2014 21:44:01 +0200 (CEST) Received: from mailapp01.imgtec.com ([195.89.28.115]:46516 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S6834662AbaDITnti3s0Y (ORCPT ); Wed, 9 Apr 2014 21:43:49 +0200 Received: from KLMAIL01.kl.imgtec.org (unknown [192.168.5.35]) by Websense Email Security Gateway with ESMTPS id 1579D9BB43A3; Wed, 9 Apr 2014 20:43:39 +0100 (IST) Received: from BAMAIL02.ba.imgtec.org (192.168.66.28) by KLMAIL01.kl.imgtec.org (192.168.5.35) with Microsoft SMTP Server (TLS) id 14.3.181.6; Wed, 9 Apr 2014 20:43:42 +0100 Received: from [192.168.150.58] (192.168.150.58) by bamail02.ba.imgtec.org (192.168.66.28) with Microsoft SMTP Server (TLS) id 14.3.174.1; Wed, 9 Apr 2014 12:43:40 -0700 Message-ID: <5345A2EB.8020109@imgtec.com> Date: Wed, 9 Apr 2014 14:43:39 -0500 From: "Steven J. Hill" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: CC: Subject: Re: [PATCH] MIPS: microMIPS: Work around an assembler bug. References: <1396892446-23883-1-git-send-email-Steven.Hill@imgtec.com> In-Reply-To: <1396892446-23883-1-git-send-email-Steven.Hill@imgtec.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit X-Originating-IP: [192.168.150.58] Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 39749 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: Steven.Hill@imgtec.com Precedence: bulk List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-Id: linux-mips X-List-ID: linux-mips List-subscribe: List-owner: List-post: List-archive: X-list: linux-mips On 04/07/2014 12:40 PM, Steven J. Hill wrote: > From: "Steven J. Hill" > > In newer toolchains, the 16-bit branch delay slot instruction > calculation is wrong. We get a message very similar to: > > {standard input}: Assembler messages: > {standard input}:7035: Warning: wrong size instruction > in a 16-bit branch delay slot > > This corner case only occurs in 'arch/mips/kernel/traps.c' and > we add the '-fno-delayed-branch' option when compiling it. > > Signed-off-by: Steven J. Hill > I rejected this in patchwork. Just making sure you do not use it. From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailapp01.imgtec.com ([195.89.28.115]:46516 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S6834662AbaDITnti3s0Y (ORCPT ); Wed, 9 Apr 2014 21:43:49 +0200 Message-ID: <5345A2EB.8020109@imgtec.com> Date: Wed, 9 Apr 2014 14:43:39 -0500 From: "Steven J. Hill" MIME-Version: 1.0 Subject: Re: [PATCH] MIPS: microMIPS: Work around an assembler bug. References: <1396892446-23883-1-git-send-email-Steven.Hill@imgtec.com> In-Reply-To: <1396892446-23883-1-git-send-email-Steven.Hill@imgtec.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Return-Path: Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-subscribe: List-owner: List-post: List-archive: To: linux-mips@linux-mips.org Cc: ralf@linux-mips.org Message-ID: <20140409194339.PZ6h_tluZywmzjvBkoAIt7frTwaN_QllSKKltQY1rP8@z> On 04/07/2014 12:40 PM, Steven J. Hill wrote: > From: "Steven J. Hill" > > In newer toolchains, the 16-bit branch delay slot instruction > calculation is wrong. We get a message very similar to: > > {standard input}: Assembler messages: > {standard input}:7035: Warning: wrong size instruction > in a 16-bit branch delay slot > > This corner case only occurs in 'arch/mips/kernel/traps.c' and > we add the '-fno-delayed-branch' option when compiling it. > > Signed-off-by: Steven J. Hill > I rejected this in patchwork. Just making sure you do not use it.