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=-3.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 07D5CC31E45 for ; Thu, 13 Jun 2019 21:20:11 +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 BFA6B21473 for ; Thu, 13 Jun 2019 21:20:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="vOYSDqaX" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BFA6B21473 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:45648 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hbX8b-0005PI-Ft for qemu-devel@archiver.kernel.org; Thu, 13 Jun 2019 17:20:03 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45540) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hbX6X-000479-J6 for qemu-devel@nongnu.org; Thu, 13 Jun 2019 17:17:55 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hbX6S-0002qb-NL for qemu-devel@nongnu.org; Thu, 13 Jun 2019 17:17:53 -0400 Received: from mail-pf1-x443.google.com ([2607:f8b0:4864:20::443]:46885) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hbX6Q-0002og-2f for qemu-devel@nongnu.org; Thu, 13 Jun 2019 17:17:46 -0400 Received: by mail-pf1-x443.google.com with SMTP id 81so24675pfy.13 for ; Thu, 13 Jun 2019 14:17:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:cc:references:from:openpgp:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=4yMHvf0hUfaJfI1pMhQ/w/OXG5dCWud1i8+8m0GQous=; b=vOYSDqaXOoNbhWH5jiXnI1fGr1eWxHlnzd/kQMwSOGp7ZciF16TdwhgEaq5sd4yqFk flcVLJG14bsBJIhHmkaO9iRKS5rAjgEuGgQcTsKlEPPQl0oJkOWZRW3pBa2XxBYF8nRC cPTvX7CipvG81MELz5BNzohas7htMRc9hfuC3D2ekOvpxrPlj2h9AENur/x+/O+UiZjl UOHtL+hnUCOv5+SuKNuOedG9arAZa/2s0Z9yxozoWq+xKhoUmiuOW8ql31utM/F2+QdS NUPQXzq3E5z/PXOrmoE1LnsqpidABTBLB4Y7aeAvU3LENjLo2pD6afZTf7BBZQiTr+/J 6ETQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:openpgp:message-id :date:user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=4yMHvf0hUfaJfI1pMhQ/w/OXG5dCWud1i8+8m0GQous=; b=Db6cL6rFeWijqtIrt6yvE8rIHUn/EiETX3H9y8kbBqDrOufvGGaNETSHMAWRrY+Uu/ /cZrw3md98QrnzQ7dyze3Mh3cRLhMiKq5SGrs0pbcS4cEjH2TVzLY+r23r8UcU1gkjy5 tSf8Sf/D8SEZGnb4eGftg2SNYKbrXA7P/GVGrZfDO1DU7V6pLAaaQlk6vjIDe1v7Eeta C1VClw3tRluFvO7PHvuxt2IhnpKfn1cDQ03S6wvfD0NM5tq+T6OH1RIuIQ9K4t6sEzcP gBuO4uvFszFSzoRvdIg2zSTGoC6ra5mcTCKMHtcGEwWtjSGDLRFWHtEk/ysDukDkJE/B SnwQ== X-Gm-Message-State: APjAAAWyUUVT862Ev4Jln608XEbu/ffYo3FN9JdPTlWa1NLBPIll/E/m gxwa2a1RUF7YWTFvWRiuhgmliQ== X-Google-Smtp-Source: APXvYqx6aXssKFY4zeVrsKQHw94Ud35twxKVMT5u3RctBhBg/AKusGs+7xx5dGM26ePlFsG0UzQ4FA== X-Received: by 2002:a65:60d2:: with SMTP id r18mr32304315pgv.217.1560460662295; Thu, 13 Jun 2019 14:17:42 -0700 (PDT) Received: from [10.10.150.239] ([149.199.65.200]) by smtp.gmail.com with ESMTPSA id j2sm680508pgq.13.2019.06.13.14.17.40 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 13 Jun 2019 14:17:41 -0700 (PDT) To: Peter Maydell , qemu-arm@nongnu.org, qemu-devel@nongnu.org References: <20190613143741.15128-1-peter.maydell@linaro.org> From: Richard Henderson Openpgp: preference=signencrypt Message-ID: <724331ba-44ee-c37c-e22b-452b6f25ee7b@linaro.org> Date: Thu, 13 Jun 2019 14:17:37 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <20190613143741.15128-1-peter.maydell@linaro.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::443 Subject: Re: [Qemu-devel] [RISU PATCH] arm.risu: Avoid VTRN with Vd == Vm 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: =?UTF-8?Q?Alex_Benn=c3=a9e?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 6/13/19 7:37 AM, Peter Maydell wrote: > The AArch32 VTRN instruction is specified to give an UNKNOWN > result if Vd and Vm are the same register; avoid generating > this in risu output, as we already do for VUZP and VZIP. > > Signed-off-by: Peter Maydell > --- > Alex: this pattern error is why we don't pass your > testcases/aarch32-all/insn_VTRN__INC.risu.bin when compared > with a real Cortex-A7. You probably want to update that. > > arm.risu | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) Reviewed-by: Richard Henderson r~