From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0720CC64E8A for ; Mon, 30 Nov 2020 13:59:56 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6F4FF2076E for ; Mon, 30 Nov 2020 13:59:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="jjwbppB7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6F4FF2076E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=ACULAB.COM Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:In-Reply-To:References:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=be5f8ZT+gbg8Pv269Rsh2wK+Pv3gnyHyfADCZ9DHsgk=; b=jjwbppB7I/BlYC0E+59x0yFdS I/fm4rJyFQaoztogq/SobRUNAHV9ZRiZMDcuxGaXtjvuvULFQrTwFiZ7LTkPkHCrNvkq7vNFcLQ5N 4guK/top8KGoJRUDtGj+uW84FOdHZUoZevcXU8+DwvzglmdG+wIeC20uUSRJxQbDFCRB64U7HnA37 FvTHvCe2gNcFilRZPDQq/qBZV0kfhhnp/F8tEQGE54jCiyGeU8ZUJlBU4PV1mY/JlCQG+qrdgoA3f CjrRJ4uM4oxPQoIDpqylyN2BYKdHVZE3MCY/a3CE0tEA5QiO0iKUYD7OVnQJvVrOgFa09RYeVWG8f g+Fglw/xg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kjjhN-0000bU-9x; Mon, 30 Nov 2020 13:58:37 +0000 Received: from eu-smtp-delivery-151.mimecast.com ([185.58.86.151]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kjjhI-0000Zo-H7 for linux-arm-kernel@lists.infradead.org; Mon, 30 Nov 2020 13:58:34 +0000 Received: from AcuMS.aculab.com (156.67.243.126 [156.67.243.126]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-257-Da_tl-CCM4WJR7Sm0K_v9w-1; Mon, 30 Nov 2020 13:58:27 +0000 X-MC-Unique: Da_tl-CCM4WJR7Sm0K_v9w-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) by AcuMS.aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Mon, 30 Nov 2020 13:58:27 +0000 Received: from AcuMS.Aculab.com ([fe80::43c:695e:880f:8750]) by AcuMS.aculab.com ([fe80::43c:695e:880f:8750%12]) with mapi id 15.00.1347.000; Mon, 30 Nov 2020 13:58:27 +0000 From: David Laight To: 'Ard Biesheuvel' , Russell King - ARM Linux admin Subject: RE: [RESEND,PATCH] ARM: fix __div64_32() error when compiling with clang Thread-Topic: [RESEND,PATCH] ARM: fix __div64_32() error when compiling with clang Thread-Index: AQHWxwWF86gtz18fiEuAAH79g1ETlKngstAQ Date: Mon, 30 Nov 2020 13:58:27 +0000 Message-ID: References: <20201123073634.6854-1-swpenim@gmail.com> <20201130102122.GT1551@shell.armlinux.org.uk> In-Reply-To: Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201130_085832_821938_22E922EC X-CRM114-Status: UNSURE ( 9.77 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Nicolas Pitre , Antony Yu , Nick Desaulniers , Linux Kernel Mailing List , clang-built-linux , Nathan Chancellor , Linux ARM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org > And actually, the same applies on BE, but the other way around. So we > should mark __xl as an output register as well, as __xl will assume > the right value depending on the endianness. Why not use "+r" to indicate than an 'output' parameter is also used as an input. Rather cleaner than specifying the same C variable as both input and output. David - Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK Registration No: 1397386 (Wales) _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel