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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 59769C46CD4 for ; Wed, 27 Dec 2023 22:54:11 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rIcmT-0002jh-JQ; Wed, 27 Dec 2023 17:53:41 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rIcmR-0002i1-LQ for qemu-devel@nongnu.org; Wed, 27 Dec 2023 17:53:39 -0500 Received: from mail-pl1-x62c.google.com ([2607:f8b0:4864:20::62c]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1rIcmQ-0002rn-6F for qemu-devel@nongnu.org; Wed, 27 Dec 2023 17:53:39 -0500 Received: by mail-pl1-x62c.google.com with SMTP id d9443c01a7336-1d480c6342dso6324575ad.2 for ; Wed, 27 Dec 2023 14:53:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1703717617; x=1704322417; darn=nongnu.org; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=365qb37Q0DAEuqITeiMUwz6y92ad6Qj2aC2LOO58cWQ=; b=l4gJ9tZHaOMkgbZ7hBSBdNQ8XifSzBjMd4U/iOND4U3M0KxRQkrC9b6SpNOiPgNCl6 OcTn6KgPycZTjnoHvtdvW7AiyZiyVi6/GxJnGAjIDoGxcHv2imN23L3H0P1FtbGLxKPS AzyxquxWcaynVoIXY/DmkfZ5jPlHdikg8cVDB5t7JlHw9I6AZozhqCZa0IDw7baMijmE ckbLWj+730B03aMzzed0liI2mEK/GEse5hVikd2iEZl9vfIQ8J9a+72CvpvmT+/bMLc3 pCokxqY+6rOpKzqE5NlEBvcE2hBIz94/3WksuuzFUiVZo1KVnJrhalFQcgVKW+puHB3c h5OA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703717617; x=1704322417; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=365qb37Q0DAEuqITeiMUwz6y92ad6Qj2aC2LOO58cWQ=; b=nDrqqlq8a4crqLh9ddN6OxO92ih0b/aJ1GgfSi65eNmA/CCZihzNyaoURWVquwDG2t LjKs4GO3rEjMqWa59lvf4EoD9Y6h+Qsjlq0CeD/DcF4/kAetG9bq+ukjL+n3GdVk4ASh PvUZcV7tLcn7H7PmocUQPaVVhUNJbcZburEdqsFOZ6Fbe/egfl93dJTjcXsjh+XQ4OOT CQZCR8Og8Aq90qhH54W+tj3KtMvroiueA2G+kM0mq3lGeel852jd5XU0DYsPpivDxkZl QQCSfiOZlho7OliY7pNinZdSSVC5wcYuS052te2Jm90qcdWF80KvkDeEtuxZoVHv7/ZF w5Bw== X-Gm-Message-State: AOJu0YzyTyjdUZMh05VfjkdzjnPUqTaxvtNawaYiaVLiGzOmhhpcorzB MfQuhAmOFLqoItlcH3Y0dKhGrye0bTFvpA== X-Google-Smtp-Source: AGHT+IFlonY13x4FEM/QJ/xLI1XemXU9go53jKy+u3PV525gjkpaP7Srql2G+D3x/zcrkRsnCa0Teg== X-Received: by 2002:a17:902:7b81:b0:1d4:6dea:9ad9 with SMTP id w1-20020a1709027b8100b001d46dea9ad9mr3621541pll.51.1703717616918; Wed, 27 Dec 2023 14:53:36 -0800 (PST) Received: from ?IPV6:2001:8003:c020:6900:12c1:9684:874a:fb3a? ([2001:8003:c020:6900:12c1:9684:874a:fb3a]) by smtp.gmail.com with ESMTPSA id y8-20020a17090264c800b001d1cd7e4ad2sm12800875pli.125.2023.12.27.14.53.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 27 Dec 2023 14:53:36 -0800 (PST) Message-ID: <578cbece-f2e1-4330-954f-43865bec639c@linaro.org> Date: Thu, 28 Dec 2023 09:53:33 +1100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 19/35] target/arm: Treat LDTR* and STTR* as LDR/STR when NV, NV1 is 1, 1 Content-Language: en-US To: Peter Maydell , qemu-arm@nongnu.org, qemu-devel@nongnu.org References: <20231218113305.2511480-1-peter.maydell@linaro.org> <20231218113305.2511480-20-peter.maydell@linaro.org> From: Richard Henderson In-Reply-To: <20231218113305.2511480-20-peter.maydell@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::62c; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62c.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 12/18/23 22:32, Peter Maydell wrote: > FEAT_NV requires (per I_JKLJK) that when HCR_EL2.{NV,NV1} is {1,1} the > unprivileged-access instructions LDTR, STTR etc behave as normal > loads and stores. Implement the check that handles this. > > Signed-off-by: Peter Maydell > --- > target/arm/tcg/hflags.c | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) Reviewed-by: Richard Henderson r~