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=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_MUTT 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 6E3A0C48BD3 for ; Wed, 26 Jun 2019 10:37:38 +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 3BC33205F4 for ; Wed, 26 Jun 2019 10:37:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=gibson.dropbear.id.au header.i=@gibson.dropbear.id.au header.b="i/R2hlIt" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3BC33205F4 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=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:38738 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hg5J3-0004Dd-Df for qemu-devel@archiver.kernel.org; Wed, 26 Jun 2019 06:37:37 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53374) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hg5HN-0003Ea-Og for qemu-devel@nongnu.org; Wed, 26 Jun 2019 06:35:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hg5HM-000813-2h for qemu-devel@nongnu.org; Wed, 26 Jun 2019 06:35:53 -0400 Received: from bilbo.ozlabs.org ([203.11.71.1]:52265 helo=ozlabs.org) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hg5HL-0007Mp-3P for qemu-devel@nongnu.org; Wed, 26 Jun 2019 06:35:52 -0400 Received: by ozlabs.org (Postfix, from userid 1007) id 45YfZ14DZmz9sCJ; Wed, 26 Jun 2019 20:35:37 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1561545337; bh=cgixGdsEoMsPh+X6XPzQj4lSztU6BqgNMZgkSBCrYsU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=i/R2hlItkMp5lrJHzv2f2rNkH9BUKliy6qj42p7QHoBi3oANGOHVhpNrdKaLFVjLj xC1ZILQwYJTYtaXdmc8wPHsS7u46t+FQMbJoKJKAKzXbRJ8LSZMx6esfoNnlUkV0e0 uJuVkc4Tc0W+eEUcRnp204lemUg22eEloy8dzLqU= Date: Wed, 26 Jun 2019 18:33:44 +1000 From: David Gibson To: Richard Henderson Message-ID: <20190626083344.GC2410@umbus.BigPond> References: <20190519041522.12327-1-richard.henderson@linaro.org> <8f28d008-2608-a579-7505-4546b08deb41@linaro.org> <085d6881-f518-9888-a13e-081cdc09de46@ilande.co.uk> <0b9f4772-37f6-1453-e4ea-5ad9d0f52a5b@ilande.co.uk> <68facefc-b801-4902-11c0-4542662bfc4e@linaro.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="TiqCXmo5T1hvSQQg" Content-Disposition: inline In-Reply-To: <68facefc-b801-4902-11c0-4542662bfc4e@linaro.org> User-Agent: Mutt/1.12.0 (2019-05-25) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 203.11.71.1 Subject: Re: [Qemu-devel] [PATCH v4 0/7] tcg/ppc: Add vector opcodes 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: Mark Cave-Ayland , QEMU Developers , Aleksandar Markovic , Howard Spoelstra Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" --TiqCXmo5T1hvSQQg Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable g On Tue, Jun 25, 2019 at 05:56:42PM +0200, Richard Henderson wrote: > On 6/25/19 5:37 PM, Mark Cave-Ayland wrote: > > The problem is that in tcg/tcg-op.h we define "DEF(dup2_vec, 1, 2, 0, I= MPLVEC | > > IMPL(TCG_TARGET_REG_BITS =3D=3D 32))" and in the last patchset dup2_vec= isn't introduced > > until towards the end. Unfortunately it's not a simple as bringing the = patch forward > > within the series to maintain bisectability because the current impleme= ntation > > depends on VMRG which only appears in the patch just before it... >=20 > Ah, that would explain it. I admit I haven't looked at v5 that closely. >=20 > > Next to try and figure out what exactly is causing the fault. Just a qu= ick question > > out of curiosity: is your Power9 system BE or LE? >=20 > The Power9 is LE. It's the kernel determines endianness, not the system. >=20 > I do have access to a Power7 BE system, and that worked last time I check= ed. > I'll try that again tomorrow to be sure. >=20 >=20 > r~ >=20 --=20 David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson --TiqCXmo5T1hvSQQg Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEdfRlhq5hpmzETofcbDjKyiDZs5IFAl0TLeUACgkQbDjKyiDZ s5KPyQ/9EvvQUAbEYGWHXbuG2RUFGcgpv1W8AJnwxF+qfUorYbcBXAiSy10/cwOl 5zguVAzP1KN6JH6i3rT/IpoRa9nIr/Zzfawx8hGGY2zVgSSRi8ZY+L4FcyREZVjc kyITmoN6CL141I6qObHP1ljH1rE66+1roW3ONyGwbenABd3qnfgOM6OrvBF7frhd dESIksy0Z6l+P9QkGe9nzSLAtV+FaW44xe5Mk3imD9FpawcTL39YRIxaA8ebqVxd bvc7WX1K7WCcLdd87b93CADwBYRde7ZlJvQ9OvEnhrtYImjUT82tptyq4eHb76l/ U8lPJ2o7WWZZh6RrZpz6Q49jvueA2Lk168u2ydhpYfHBbK978eSTKB/weuE1utUO zpu2uPlDQZfLDfvQJAI3yncek2GXbfi9ynfOsVWeg9iw/sHCkPhc+7OrAs8A39rS N5Y2gHRXdWoN5/Pl0FKQnNm5xthRLlaceVMCUtPcKYVxjbAj9KGbqZ8ks+o36x3y RggG7+C7JeZAPNL4+TcYZjN9Z5DfrL87xUBOkUSBjBd9XqB0Bbr9DL8N3ULoXZw4 DJHQcH8cP+jFqp96Qpm8toebzlCz4wyHol5Rrz+Lkherj6Jedsqzj3ral62KRruM 21xNsybY7kNQPzRp7MjGiagZeoVkxH/1dI8KR4KjVfX2ZNm8mZk= =Pc5w -----END PGP SIGNATURE----- --TiqCXmo5T1hvSQQg--