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[98.202.48.222]) by smtp.gmail.com with ESMTPSA id u9sm5251911pgp.83.2021.09.10.06.53.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 10 Sep 2021 06:53:16 -0700 (PDT) Subject: Re: Remove tilegx port To: Richard Biener , Jeff Law , Walter Lee Cc: GNU C Library , GCC Patches , Joseph Myers References: <4f6f6682-1fd3-18b3-8b8c-bbd0fb38fb17@redhat.com> <2DDA84B0-56C7-4B4B-8C23-DEF2001B6BEB@gmail.com> <4d252cf1-e2e6-59cd-5328-f90e28a1a770@redhat.com> From: Jeff Law Message-ID: <44680958-38cc-9402-a6a2-2db788a719d8@gmail.com> Date: Fri, 10 Sep 2021 07:53:15 -0600 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-Spam-Status: No, score=-3.7 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_FROM, NICE_REPLY_A, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 10 Sep 2021 13:53:19 -0000 On 9/10/2021 5:50 AM, Richard Biener via Libc-alpha wrote: > On Fri, Apr 27, 2018 at 9:32 PM Jeff Law wrote: >> On 04/27/2018 11:42 AM, Richard Biener wrote: >>> On April 27, 2018 7:26:19 PM GMT+02:00, Jeff Law wrote: >>>> On 04/27/2018 09:36 AM, Joseph Myers wrote: >>>>> Since tile support has been removed from the Linux kernel for 4.17, >>>>> this patch removes the (unmaintained) port to tilegx from glibc (the >>>>> tilepro support having been previously removed). This reflects the >>>>> general principle that a glibc port needs upstream support for the >>>>> architecture in all the components it build-depends on (so binutils, >>>>> GCC and the Linux kernel, for the normal case of a port supporting >>>> the >>>>> Linux kernel but no other OS), in order to be maintainable. >>>>> >>>>> Apart from removal of sysdeps/tile and sysdeps/unix/sysv/linux/tile >>>>> (omitted from the diffs below), there are updates to various comments >>>>> referencing tile for which removal of those references seemed >>>>> appropriate. The configuration is removed from README and from >>>>> build-many-glibcs.py. contrib.texi keeps mention of removed >>>>> contributions, but I updated Chris Metcalf's entry to reflect that he >>>>> also contributed the non-removed support for the generic Linux kernel >>>>> syscall interface. __ASSUME_FADVISE64_64_NO_ALIGN support is >>>> removed, >>>>> as it was only used by tile. >>>> Given tilegx/tilepro removal from the kernel and glibc, should we go >>>> ahead and deprecate them in GCC? The only tilegx/tilepro >>>> configurations >>>> are -linux. >>> Makes sense to me. Let's deprecate it for GCC 8 and remove from trunk. >>> >>> Richard. >>> >>>> Jeff >> Here's what I committed to the trunk and the release branch. I'll >> find/update the appropriate web page momentarily. > It's been deprecated since GCC 8 now but the port is still on trunk, > guarded by --enable-obsolete - is it time to remove it? Definitely.  Folks have had years to complain. If you wanted to add cr16 to the deprecated ports list, I'd fully support that as well.  It hasn't built since dropping cc0 and there doesn't appear to be anyone interested in making it work. jeff