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,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,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 98DA3C432BE for ; Thu, 26 Aug 2021 13:55:54 +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 5A85C60EFF for ; Thu, 26 Aug 2021 13:55:54 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 5A85C60EFF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:39178 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mJFrF-0007tP-Eq for qemu-devel@archiver.kernel.org; Thu, 26 Aug 2021 09:55:53 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60520) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mJFqH-0006q9-Su for qemu-devel@nongnu.org; Thu, 26 Aug 2021 09:54:53 -0400 Received: from mail-ed1-x52c.google.com ([2a00:1450:4864:20::52c]:41472) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mJFqG-00067K-D4 for qemu-devel@nongnu.org; Thu, 26 Aug 2021 09:54:53 -0400 Received: by mail-ed1-x52c.google.com with SMTP id y5so4783952edp.8 for ; Thu, 26 Aug 2021 06:54:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=0ENOqJRI7zx+kAigR/DJ1FDbzxpcvWUU6DwpS4hAwNU=; b=xiAM5Arr9AUBdd/15JYZ11KnJC72chXpURdJshjblJ9I5BnLQpDKP/j7/sRN6aY36k QUIBHcLP1hdFR8yOuGq29WeIqdIrlWEnU3rr/IwfJN72RjG0pFHp0rdgHnlmrgSrn/Jp K5mZUB4VmW/jsKb9gLjht/4ncGAnK0kAT79RdkIVNd6FzruKzCo3HgeOjGbVFWq57CEj S1NtLk6buNLcU5R2KOXgRCPoduXuwR5VTkLjtOxzlzJHWAeGB8Mk/gOgodm5LG0dc1GW PKW+zor6/PaJV18Ae4FKNhrXWRr4ngns3Bg8nItCi7WpCu4LbKSgIt48gJAWdaPQ5FVm mRUg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=0ENOqJRI7zx+kAigR/DJ1FDbzxpcvWUU6DwpS4hAwNU=; b=PXGf2iWkCITWxs+LctacM+B7ajZ4ztJnK/J5MgGe6bIZqIdVHCpKWEb+rswh0zk2I7 IxVqSlZvRB+TK60xrjGMsiDIbPKcz1tvwlSjIJeigt3lSBgotVrCRlZKJfq2cukVZg31 YnNccQWW02zfqzh2l7K8ssrTGLFLwjE8G076Eiuf299c4BcKV5hUHuYGYtM8ZSdeN2WY Q3ZIzclzzpTR3OcFti+Cl6MhQcFXzmOhlrUpXlBMcbWIyFhNwvduntjDM4FarTfUAmAf pY0aUv6EKPW0RP3JyfOCgmnjndOHdi8jIDl7HAw5Mf1Vr7X6PTyBJanJGXB7mhFSoyml 90Wg== X-Gm-Message-State: AOAM531vmWsgJOhniUGfiMWRLPeJbwjbRpWT2WJsegpsbBAV73d0kDCM SQ1xht87IL/xmRMs8G+588OUTfjOSfKNTvbwP/ga3A== X-Google-Smtp-Source: ABdhPJwThOQC5hwaVjEa8AqtFy7mwbqqEAuaVDF1RWklRFE+hZDzTVr6ilzeuVGepmogxGOyjqb4FK4AMSn1oYxPgmo= X-Received: by 2002:aa7:dd48:: with SMTP id o8mr4334298edw.44.1629986090905; Thu, 26 Aug 2021 06:54:50 -0700 (PDT) MIME-Version: 1.0 References: <20210821195958.41312-1-richard.henderson@linaro.org> <20210821195958.41312-9-richard.henderson@linaro.org> In-Reply-To: <20210821195958.41312-9-richard.henderson@linaro.org> From: Peter Maydell Date: Thu, 26 Aug 2021 14:54:03 +0100 Message-ID: Subject: Re: [PATCH v2 8/8] tests/tcg: Add arm and aarch64 pc alignment tests To: Richard Henderson Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2a00:1450:4864:20::52c; envelope-from=peter.maydell@linaro.org; helo=mail-ed1-x52c.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 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: qemu-arm , QEMU Developers Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Sat, 21 Aug 2021 at 21:09, Richard Henderson wrote: > + /* > + * From v8, it is CONSTRAINED UNPREDICTABLE whether BXWritePC aligns > + * the address or not. If so, we can legitimately fall through. > + */ > + return EXIT_SUCCESS; > +} Can we get the test harness to run the test on a cortex-a9 guest CPU so we can avoid the UNPREDICTABLE and can always check the signal happened ? The test is a bit weak if it doesn't actually test that we take an exception... Otherwise Reviewed-by: Peter Maydell thanks -- PMM