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[76.14.210.194]) by smtp.gmail.com with ESMTPSA id t15sm2116279pjq.3.2020.11.02.17.10.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 02 Nov 2020 17:10:11 -0800 (PST) Subject: Re: [PATCH-for-5.2] target/mips: Deprecate nanoMIPS ISA To: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= , qemu-devel@nongnu.org References: <20201102202710.2224691-1-f4bug@amsat.org> From: Richard Henderson Message-ID: <4833a38e-1d28-fe73-bdc6-1dcc52039862@linaro.org> Date: Mon, 2 Nov 2020 17:10:09 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20201102202710.2224691-1-f4bug@amsat.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::42d; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42d.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Aleksandar Rikalo , Paul Burton , libvir-list@redhat.com, James Hogan , Thomas Huth , Jiaxun Yang , Marcin Nowakowski , Aurelien Jarno Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 11/2/20 12:27 PM, Philippe Mathieu-Daudé wrote: > The nanoMIPS ISA has been announced in 2018 for various projects: > > GCC: https://gcc.gnu.org/legacy-ml/gcc/2018-05/msg00012.html > Linux: https://lwn.net/Articles/753605/ > QEMU: https://www.mail-archive.com/qemu-devel@nongnu.org/msg530721.html > > Unfortunately the links referenced doesn't work anymore (www.mips.com). > > From this Wayback machine link [1] we can get to a working place to > download a toolchain (a more recent release than the one referenced > in the announcement mails): > http://codescape.mips.com/components/toolchain/nanomips/2018.04-02/downloads.html > > The toolchain page mention LLVM but simply links http://llvm.org/ > where there is no reference on nanoMIPS. > > The only reference in the GCC mailing list, is the nanoMIPS > announcement: https://gcc.gnu.org/pipermail/gcc/2018-May.txt > > The developer who authored the announcements have been emailed [2] > to ask for more information but all their emails are now bouncing: > > - Your message to Stefan.Markovic@mips.com couldn't be delivered. > > - Your message to smarkovic@wavecomp.com couldn't be delivered. > > - Couldn't deliver the message to the following recipients: > Robert.Suchanek@mips.com, matthew.fortune@mips.com, > marcin.nowakowski@mips.com > > Our deprecation policy do not allow feature removal before 2 release, > therefore declare the nanoMIPS ISA code deprecated as of QEMU 5.2. > This gives time to developers to update the QEMU community, or > interested parties to step in to maintain this code. > > [1] https://web.archive.org/web/20180904044530/https://www.mips.com/develop/tools/compilers/ > [2] https://www.mail-archive.com/qemu-devel@nongnu.org/msg756392.html > > Signed-off-by: Philippe Mathieu-Daudé > --- Acked-by: Richard Henderson r~