From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from esa2.mentor.iphmx.com (esa2.mentor.iphmx.com [68.232.141.98]) by sourceware.org (Postfix) with ESMTPS id B30753858401; Wed, 6 Oct 2021 21:55:15 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org B30753858401 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=codesourcery.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=mentor.com IronPort-SDR: f4x55HHJlyF6mXryuUHwP/SwM4//2XF5l/2y9qvcESFLvnaER2XZlTqyNGGBAvIziM6IrWVhbR lpyDQiIjBFYGRFKih0utj0kTyNM+KnErubEHL7fR8hmUZ9lndeOhXFjnt3NGfDgQhkC2yB/N0N AdbtISbsUKRX/1wPbkxuuOswktRBTPsy/xYFelhJnXoi2MRF9DdjQsPI3FJ+StlwaEAXxCpHln Y/W5rdwb7FDcXspVJhIEx4+hmSNp4yqkrcfUHLxiTSlONsIf9yTdNU1Xq+C//m3MWV/rz4TLRj cp/uW6GYCaxfP4tyo9UuKh77 X-IronPort-AV: E=Sophos;i="5.85,352,1624348800"; d="scan'208";a="66826585" Received: from orw-gwy-02-in.mentorg.com ([192.94.38.167]) by esa2.mentor.iphmx.com with ESMTP; 06 Oct 2021 13:55:14 -0800 IronPort-SDR: fzR+FjMYQAr/ZoG3HAPKqsz1fekAD5rWbVxTQmj4vSeA6DhqIDEV8m/zplijsbQCQ8DhgocXR9 V9GygGk5eP/+85XwbOVPd+/OQNN+FX0SYalHszziW0OPfPztCHB28fpa0OZLt4DoWdc7CF+rKd TpzmmwMWqgzq4RGgzBqvgKWbDBzOIxxM+FGsJMF3BxOmQ8Ko93AJG4hdyprKnBw8xwr7+14Pmo UILHmkoiS9dVsnj1Vn+lm3BrmoBEsln/YghsIvyAX9CrQRGM/yVc3Z6U42JpwZhpvtMQt9WtJt MfI= Date: Wed, 6 Oct 2021 21:55:08 +0000 From: Joseph Myers X-X-Sender: jsm28@digraph.polyomino.org.uk To: Segher Boessenkool CC: Jakub Jelinek , Michael Meissner , , Thomas Koenig , , Tobias Burnus , Jonathan Wakely Subject: Re: libgfortran.so SONAME and powerpc64le-linux ABI changes In-Reply-To: <20211006205717.GL10333@gate.crashing.org> Message-ID: References: <6d845542-536e-1a0f-70e9-d05eea98aae7@netcologne.de> <20211005215450.GC10333@gate.crashing.org> <90df1250-9b3f-4a55-bc67-e3e05e54f7ef@netcologne.de> <20211006151744.GE10333@gate.crashing.org> <20211006154107.GK304296@tucnak> <20211006160730.GG10333@gate.crashing.org> <20211006163433.GM304296@tucnak> <20211006183919.GK10333@gate.crashing.org> <20211006205717.GL10333@gate.crashing.org> User-Agent: Alpine 2.22 (DEB 394 2020-01-19) MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" X-Originating-IP: [137.202.0.90] X-ClientProxiedBy: svr-ies-mbx-05.mgc.mentorg.com (139.181.222.5) To svr-ies-mbx-01.mgc.mentorg.com (139.181.222.1) X-Spam-Status: No, score=-3117.8 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, KAM_DMARC_STATUS, SPF_HELO_PASS, SPF_PASS, TXREP autolearn=no autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gcc@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 06 Oct 2021 21:55:17 -0000 On Wed, 6 Oct 2021, Segher Boessenkool wrote: > > There's still some code in the compiler for a very old soft-float ABI for > > binary128 long double (passing by reference, using _q_* libcall names). I > > don't really think it makes much sense to use that for future _Float128 > > support for soft-float (certainly not the _q_* libcalls), rather than > > passing in four consecutive GPRs as is done for IBM long double for soft > > float, but we could. > > Maybe this harks back to POWER2 days? If so, we probably should just > remove that code, we do not support anything else POWER2 anymore. The _q_* names and associated ABI are in the 1995 SunSoft PowerPC ABI (which I suppose was the ABI for PowerPC Solaris). -- Joseph S. Myers joseph@codesourcery.com