From patchwork Fri Apr 27 19:32:17 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Law X-Patchwork-Id: 27010 Received: (qmail 55878 invoked by alias); 27 Apr 2018 19:32:24 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Delivered-To: mailing list libc-alpha@sourceware.org Received: (qmail 55816 invoked by uid 89); 27 Apr 2018 19:32:21 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-25.9 required=5.0 tests=BAYES_00, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, KAM_LAZY_DOMAIN_SECURITY, SPF_HELO_PASS autolearn=unavailable version=3.3.2 spammy= X-HELO: mx1.redhat.com Subject: Re: Remove tilegx port To: Richard Biener , gcc-patches@gcc.gnu.org, Joseph Myers Cc: libc-alpha@sourceware.org References: <4f6f6682-1fd3-18b3-8b8c-bbd0fb38fb17@redhat.com> <2DDA84B0-56C7-4B4B-8C23-DEF2001B6BEB@gmail.com> From: Jeff Law Openpgp: preference=signencrypt Autocrypt: addr=law@redhat.com; prefer-encrypt=mutual; keydata= xsBNBFkbIO8BCACVIqDhDVh9ur8C+zNV1J/cXfwvVDAUcphDEFl4jyHqZORK4Pd3Db8oWqLm Q8lOCr/VOS7lrCtdpVMQkLGOGA16oJ8g7hzhnojpjY09UjsoUiG7oKacuxj8skfp6SIx93Zl +iNYPRa4S+za6nY8qiVjyUuiyX04ZPZMrKp2c2sGi+HnBKUZXGhrz/Jdzdox3tjajWZnObyy nhEN6hn9L3KawTtGPE/R6A/1RhHTD9FQmIWIeucpaY5c6GNKXTFpj2VYx57LY5hve1R5vhrJ IZcgwZAiOtmik5lVi96glY5h6bugRwpexjhwORTLPBCkwiYotSxX99mWd6EHL576i5CNABEB AAHNGUplZmYgTGF3IDxsYXdAcmVkaGF0LmNvbT7CwI4EEwEIADgWIQR+niGjtnP5P/8PpRq8 fP682pgzWwUCWRsg7wIbAwULCQgHAgYVCAkKCwIEFgIDAQIeAQIXgAAKCRC8fP682pgzW5QG B/9VATJmx5235RB+8jiDYGXQf3vd9gBfPy/l1tsaK400eFAevDzfGvKmeCKe+uGnlrH3vyT8 rg9zqH+s5a1Y+lDXPOpJAFmmzbOLU4FW4ucbawmtYvBL65PqpQneCTYnC802/OAcxjm/Onem HlgeK6WicNsBTPwYN/0araDFUejyYBIFi9CNqqflwk5Z3brKbQ9bAYIkysVLC/c3njKPmM0c WPFHG91ubLbWCHwTIK0+mAL714eTD74dXzOjO2ZDBPLGlFN/kO3+YjaO6UOD2O8acvAMCivT kWLr7JwRgLIQDN2DkhQDd3LTPqQE/yOcMcXBTO+fxm8KG0iKQBqWMyGJzsBNBFkbIO8BCACy qbOsv7XegSeea8XORt5zMaBVWKoSyhmmcCmlxZFS2cuYOBt79MO13lZE2DlO3Lv5IKikj/D4 ketGVO4+h5psEMH5Yz5P8bx0TmgwbK1GxPZrzeXozUFJDvvCDbIlT0v0pwUXuK3hg8Ieo2h5 uTed/cn1OjySXW5BqLxN0cyr5hL+J6dcsHvKLT/N3nTgCQhoJXK2MrEMhAGgF3jKpMn3CoS4 i/ZbNI2MQR6LWHwdZ95f0fI8NzHSfVzeLtzCKQec7nr9fgd6Ylk1ZpGWQUPlQmKjzYgeCeTK NO04cwt20WIrQWeWiZFPA0U86NDBdSBrYp4kG3dfIXE+wSSvE7qPABEBAAHCwHYEGAEIACAW IQR+niGjtnP5P/8PpRq8fP682pgzWwUCWRsg7wIbDAAKCRC8fP682pgzW3REB/9cT7iKRPg/ OK9bpLlllIEDM90IaKC79DQrv+fRudOR78cdV4XUwPSFnyHUsP3VJ4lDy5FhiKCwGie0BK53 EsxgMrLy1L8hboFdTE4Vi0xzCheMaMVp4hATDU29k1cuxu1VPpCa8E3mYeHjNV7ip0HN5L4D rfs8lRPJE/oM1vGs9DgQFZrCPPNRNGKC97BH+DHccesEJr7tSsQrkPkt0z/FTKr5wIM02vSx OJjgmcVbGB7dc2j/Sx8loXmuKnuKtM35668kUG8jeJvSQk3o/VHpD27bhl0rR68R2jN6G6kQ egMVb6dPu1Ius8rBE5rFw88J4JEb5q4hMNClWWUFHIdP Message-ID: <4d252cf1-e2e6-59cd-5328-f90e28a1a770@redhat.com> Date: Fri, 27 Apr 2018 13:32:17 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <2DDA84B0-56C7-4B4B-8C23-DEF2001B6BEB@gmail.com> 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. jeff diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4db67b8d069..f81b09f8739 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2018-04-27 Jeff Law + + * config.gcc: Mark tile* targets as deprecated/obsolete. + 2018-04-27 Richard Biener * config/aarch64/aarch64.c: Simplify ap.__stack advance and diff --git a/gcc/config.gcc b/gcc/config.gcc index e58494c1c17..a5defb0f005 100644 --- a/gcc/config.gcc +++ b/gcc/config.gcc @@ -237,6 +237,7 @@ md_file= # Obsolete configurations. case ${target} in powerpc*-*-*spe* \ + | tile*-*-* \ ) if test "x$enable_obsolete" != xyes; then echo "*** Configuration ${target} is obsolete." >&2