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 09805C27C50 for ; Tue, 28 May 2024 12:34:19 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sBw1J-00088G-7W; Tue, 28 May 2024 08:33:37 -0400 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 1sBw1G-00086n-CE for qemu-devel@nongnu.org; Tue, 28 May 2024 08:33:35 -0400 Received: from mail-wr1-x42b.google.com ([2a00:1450:4864:20::42b]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sBw1C-0004Fa-UX for qemu-devel@nongnu.org; Tue, 28 May 2024 08:33:33 -0400 Received: by mail-wr1-x42b.google.com with SMTP id ffacd0b85a97d-354fb2d9026so660034f8f.1 for ; Tue, 28 May 2024 05:33:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1716899607; x=1717504407; darn=nongnu.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=Q7YMTLqkHC4fWohjIg2vd7qVXGW0DOiWQb9NkyMeib4=; b=Ji/aGyJD3EufE00gyP9GVzYLha1h3DYikP+hOAF/DXg2CNQ3C1PzQTbbiIK7FgLZZQ S1a7L7WpV8ybXKGSdo34Y8x0PeEW8pv1UzQSN04XSuie8PoANKq3UxHvy24wvj4Lvqmt geArJsIBdQfaXPxxa522KdShp/W6DM/VKLusxqEec/pig8pXtf1/4ZOKzkr242p7YW40 6OvN2N6ypnm2ZjqN/uCSOUXzVpuozA55qzMv2MV6X3FTvnJs1CH/FuYT4A3+Drn7TBpB xstRQ0DbhkSaI4V8WdcWo+A3hZl7MMhoFtHHYhkcLu3KRNmLzb3w0cU68RC0I8Jmhvmu sNcQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1716899607; x=1717504407; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=Q7YMTLqkHC4fWohjIg2vd7qVXGW0DOiWQb9NkyMeib4=; b=c7iQoF8EN+TzYACpDMdvWj8zfXqjIhPTG+CRyxLtp7fxGI7Rw16XXkE9Q3LCn/2jrx q3hTPZEEV+U7sIauH6ir06XnqkOQ3G+A7Q+jqEP5ssao2BuIerYf52xENlbtmnj3eSwL gaFeY8NNWPAhgcoKUrUi9PHSLxaRhx6gn0L2FO7pG0ld3epmyLUPTq5VVUTHBA4LAH8v 9Euf+7yUm/rd5Bu4DotVbcuj7poP4u0meGlLFEp5p2wp0yUHuCPxFLtPHQEDmdOQXKyf mwrmxeaWDOxQAV6E149Dz9OHaHXpESISkJjCqHvxUHL343Z7W3Gl+oR65ePChH8WM1Du mfQg== X-Gm-Message-State: AOJu0YyLWrKZU3ng/p0q/p61ahoCNRPj+wAWXJYC9M2v94xKcLCsYkYi GbJlspCj/TTSInHvQOzryVaLo17JLIASG1+WH7u//7bpR7AfCaCpCGp9Y4/x/bYcuz7ylSoEekX HgtFRcIVXWrqBoEnIGidqFLd0kKrHq7uT2dvQcUo6sF86PrjR X-Google-Smtp-Source: AGHT+IFRSHnm8dwTvsTLkurJXAE0wjAu3t/UxytcICbY84m5G7nM1qRqMjmm60CPbDXRrAjLtzp+puWelIF5G7iYffI= X-Received: by 2002:a05:6512:1309:b0:522:297f:cb06 with SMTP id 2adb3069b0e04-529651988b4mr8081085e87.32.1716899123668; Tue, 28 May 2024 05:25:23 -0700 (PDT) MIME-Version: 1.0 References: <20240524232121.284515-1-richard.henderson@linaro.org> <20240524232121.284515-7-richard.henderson@linaro.org> In-Reply-To: <20240524232121.284515-7-richard.henderson@linaro.org> From: Peter Maydell Date: Tue, 28 May 2024 13:25:12 +0100 Message-ID: Subject: Re: [PATCH v2 06/67] target/arm: Verify sz=0 for Advanced SIMD scalar pairwise (fp16) To: Richard Henderson Cc: qemu-devel@nongnu.org, qemu-arm@nongnu.org Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2a00:1450:4864:20::42b; envelope-from=peter.maydell@linaro.org; helo=mail-wr1-x42b.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=unavailable 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 Sat, 25 May 2024 at 00:22, Richard Henderson wrote: > > All of these insns have "if sz == '1' then UNDEFINED" in their pseudocode. > Fixes a RISU miscompare for invalid insn 0x5ef0c87a. > > Fixes: 5c36d89567c ("arm/translate-a64: add all FP16 ops in simd_scalar_pairwise") > Signed-off-by: Richard Henderson Reviewed-by: Peter Maydell thanks -- PMM