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=-8.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 65CF4C433EF for ; Mon, 20 Sep 2021 05:09:59 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 A62A860E94 for ; Mon, 20 Sep 2021 05:09:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org A62A860E94 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=gibson.dropbear.id.au Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:34164 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSBYz-0003jt-JN for qemu-devel@archiver.kernel.org; Mon, 20 Sep 2021 01:09:57 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47646) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSBWc-0002Mf-QF for qemu-devel@nongnu.org; Mon, 20 Sep 2021 01:07:32 -0400 Received: from ozlabs.org ([203.11.71.1]:58041) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSBWa-0008Gv-4b for qemu-devel@nongnu.org; Mon, 20 Sep 2021 01:07:30 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gibson.dropbear.id.au; s=201602; t=1632114436; bh=q4nFBkcW9QewpwPe+jEFVrynaxhjwyCa1vt+jdjnCnk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=c1p6jME8Pk3NILH/7T2Cdou7HQctn29ofXFO0alqU8GoLdei/baC/U0JyuKfC/++Z suCak5eGsNMLxBq0jVEZbkCa9gEWDIpiJ0/0+cPFR2+2MSWqU0uhXuEe1yWIcRS9VY wTO/CePOt4ssgTsjTZWNf1rIm1T8Jylt76TWeKks= Received: by ozlabs.org (Postfix, from userid 1007) id 4HCXc454Lbz9sW5; Mon, 20 Sep 2021 15:07:16 +1000 (AEST) Date: Mon, 20 Sep 2021 13:41:36 +1000 From: David Gibson To: Richard Henderson Subject: Re: Rust in Qemu BoF followup: Rust vs. qemu platform support Message-ID: References: <87k0jfh88i.fsf@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="0ZjcOLelooq6n2UP" Content-Disposition: inline In-Reply-To: Received-SPF: pass client-ip=203.11.71.1; envelope-from=dgibson@ozlabs.org; helo=ozlabs.org X-Spam_score_int: -24 X-Spam_score: -2.5 X-Spam_bar: -- X-Spam_report: (-2.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Sergio Lopez , Cornelia Huck , QEMU , Philippe =?iso-8859-1?Q?Mathieu-Daud=E9?= , hreitz@redhat.com, =?iso-8859-1?Q?Marc-Andr=E9?= Lureau , Stefan Hajnoczi , Paolo Bonzini , Alex =?iso-8859-1?Q?Benn=E9e?= , Stefano Garzarella Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" --0ZjcOLelooq6n2UP Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Sep 18, 2021 at 01:01:35PM -0700, Richard Henderson wrote: > On 9/17/21 4:03 AM, David Gibson wrote: > > > For sparc 32, it was added to support Gentoo at that time which didn't > > > switch to 64-bit yet (https://github.com/rust-lang/rust/pull/48297) > > >=20 > > > For the past 2-3y, Gentoo sparc is now 64 bit. (like Debian apparentl= y for > > > a while) > > >=20 > > > But apparently, by lack of CI it was downgraded to Tier-3. > > >=20 > > > Is it reasonable to officially drop support for sparc 32 in QEMU > > > too? > >=20 > > As a qemu build arch I would say probably yes. >=20 > We dropped host support for sparcv8 (true 32-bit) a long time ago. > We only support sparcv9 in ilp32 (sparcv8plus) and lp64 (sparc64). We really need to update https://qemu-project.gitlab.io/qemu/about/build-platforms.html to clarify this then. I don't really know what the procedures are for updating the website. > I'd be happy top drop sparcv8plus as well, because I haven't been able to > test it for something like 2-3 years. Sounds like a reasonable reason. --=20 David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. 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