From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Fri, 07 Mar 2014 10:25:42 +0100 (CET) Received: from mailapp01.imgtec.com ([195.89.28.114]:44741 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S6816288AbaCGJZjRAc74 (ORCPT ); Fri, 7 Mar 2014 10:25:39 +0100 Received: from KLMAIL01.kl.imgtec.org (unknown [192.168.5.35]) by Websense Email Security Gateway with ESMTPS id 6B5B64367FA65 for ; Fri, 7 Mar 2014 09:25:31 +0000 (GMT) Received: from LEMAIL01.le.imgtec.org (192.168.152.62) by KLMAIL01.kl.imgtec.org (192.168.5.35) with Microsoft SMTP Server (TLS) id 14.3.174.1; Fri, 7 Mar 2014 09:25:33 +0000 Received: from [192.168.154.65] (192.168.154.65) by LEMAIL01.le.imgtec.org (192.168.152.62) with Microsoft SMTP Server (TLS) id 14.3.174.1; Fri, 7 Mar 2014 09:25:32 +0000 Message-ID: <5319908C.4060008@imgtec.com> Date: Fri, 7 Mar 2014 09:25:32 +0000 From: James Hogan User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 MIME-Version: 1.0 To: Deng-Cheng Zhu CC: , , , Subject: Re: [PATCH] MIPS FPU emulator: Fix prefx detection and COP1X function field definition References: <1394154327-16677-1-git-send-email-dengcheng.zhu@imgtec.com> In-Reply-To: <1394154327-16677-1-git-send-email-dengcheng.zhu@imgtec.com> X-Enigmail-Version: 1.5.2 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit X-Originating-IP: [192.168.154.65] 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: 39440 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: james.hogan@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 07/03/14 01:05, Deng-Cheng Zhu wrote: > From: Deng-Cheng Zhu > > When running applications which contain the instruction "prefx" on FPU-less > CPUs, a message "Illegal instruction" will be seen. This instruction is > supposed to be ignored by the FPU emulator. However, its current detection > and function field encoding are incorrect. This patch fix the issue. > > Reviewed-by: Leonid Yegoshin > Reviewed-by: Paul Burton > Signed-off-by: Deng-Cheng Zhu This appears to go back to the beginning of the git era (remove "uapi" for older versions). It should probably be marked for stable when applied. Cheers James From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailapp01.imgtec.com ([195.89.28.114]:44741 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S6816288AbaCGJZjRAc74 (ORCPT ); Fri, 7 Mar 2014 10:25:39 +0100 Received: from KLMAIL01.kl.imgtec.org (unknown [192.168.5.35]) by Websense Email Security Gateway with ESMTPS id 6B5B64367FA65 for ; Fri, 7 Mar 2014 09:25:31 +0000 (GMT) Message-ID: <5319908C.4060008@imgtec.com> Date: Fri, 7 Mar 2014 09:25:32 +0000 From: James Hogan MIME-Version: 1.0 Subject: Re: [PATCH] MIPS FPU emulator: Fix prefx detection and COP1X function field definition References: <1394154327-16677-1-git-send-email-dengcheng.zhu@imgtec.com> In-Reply-To: <1394154327-16677-1-git-send-email-dengcheng.zhu@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: Deng-Cheng Zhu Cc: linux-mips@linux-mips.org, paul.burton@imgtec.com, Leonid.Yegoshin@imgtec.com, Steven.Hill@imgtec.com Message-ID: <20140307092532.sFa1YrCyMFFRue6UhC4KQ8-7dUohUgo8DTfvDpAyai8@z> On 07/03/14 01:05, Deng-Cheng Zhu wrote: > From: Deng-Cheng Zhu > > When running applications which contain the instruction "prefx" on FPU-less > CPUs, a message "Illegal instruction" will be seen. This instruction is > supposed to be ignored by the FPU emulator. However, its current detection > and function field encoding are incorrect. This patch fix the issue. > > Reviewed-by: Leonid Yegoshin > Reviewed-by: Paul Burton > Signed-off-by: Deng-Cheng Zhu This appears to go back to the beginning of the git era (remove "uapi" for older versions). It should probably be marked for stable when applied. Cheers James