From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-3.3 required=5.0 tests=MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 13020 invoked from network); 4 Jun 2020 17:21:13 -0000 Received: from mother.openwall.net (195.42.179.200) by inbox.vuxu.org with ESMTPUTF8; 4 Jun 2020 17:21:13 -0000 Received: (qmail 20353 invoked by uid 550); 4 Jun 2020 17:21:11 -0000 Mailing-List: contact musl-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Reply-To: musl@lists.openwall.com Received: (qmail 20313 invoked from network); 4 Jun 2020 17:21:10 -0000 X-Authentication-Warning: gate.crashing.org: segher set sender to segher@kernel.crashing.org using -f Date: Thu, 4 Jun 2020 12:20:53 -0500 From: Segher Boessenkool To: Michal =?iso-8859-1?Q?Such=E1nek?= Cc: Daniel Kolesa , libc-alpha@sourceware.org, eery@paperfox.es, musl@lists.openwall.com, Will Springer , Palmer Dabbelt via binutils , via libc-dev , linuxppc-dev@lists.ozlabs.org, Joseph Myers Message-ID: <20200604172053.GH31009@gate.crashing.org> References: <2047231.C4sosBPzcN@sheen> <20200602142337.GS25173@kitsune.suse.cz> <3aeb6dfe-ae23-42f9-ac23-16be6b54a850@www.fastmail.com> <20200602152724.GU25173@kitsune.suse.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20200602152724.GU25173@kitsune.suse.cz> User-Agent: Mutt/1.4.2.3i Subject: [musl] Re: ppc64le and 32-bit LE userland compatibility On Tue, Jun 02, 2020 at 05:27:24PM +0200, Michal Suchánek wrote: > Naturally on POWER the first cpu that has LE support is POWER8 so you > can count on all other POWER8 features to be present. This is not true. The oldest CPU the ELFv2 ABI (and so, powerpc64le-linux) supports is POWER8, but most 6xx/7xx CPUs had a working LE mode already. There are very old ABIs that support LE as well. Segher