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 194F4C433F5 for ; Thu, 3 Feb 2022 10:33:40 +0000 (UTC) Received: from localhost ([::1]:56518 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nFZQp-0005jG-Op for qemu-devel@archiver.kernel.org; Thu, 03 Feb 2022 05:33:39 -0500 Received: from eggs.gnu.org ([209.51.188.92]:57332) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nFZMx-0004FP-UU for qemu-devel@nongnu.org; Thu, 03 Feb 2022 05:29:40 -0500 Received: from [2a00:1450:4864:20::531] (port=40559 helo=mail-ed1-x531.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nFZMu-0006eP-FZ for qemu-devel@nongnu.org; Thu, 03 Feb 2022 05:29:38 -0500 Received: by mail-ed1-x531.google.com with SMTP id w25so4886489edt.7 for ; Thu, 03 Feb 2022 02:29:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=references:user-agent:from:to:cc:subject:date:in-reply-to :message-id:mime-version:content-transfer-encoding; bh=SeTfA8fo/jlBI0AdS7hvxrncZrPVTUb1Ui7H2NAIOps=; b=Z0UV6j7N/NbdCZ0yyI/OwHuLiIHOBdvLTMO/NYi3+Gpzf4Q4FIK7FsgqwwVi3qzkZk QgjRSGX4uoxzHvSepBdA0KLyF86E5fCwBiqNgu9hVBGJZdbdt4OT0whv/+KvQYMNuNhs MYOpdCWNCVWnc5ccSZxUF0okyGv0RX9DcYLByc8+0uPQpzRafpcvAeUGodwJ8PVLtENt palQXGDF82wmbPG0wn6QcL+ojoNBlhIWOLNPZAIw2WXmLZX4Vl16u0g1bVL8FsRPvvQb sSA3mikSamaQxA5jVQgC2cIi1j+d353kXLcrYyOgy1kphX8PmxWNbpO59Ryur+fHXfdY AB7g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:references:user-agent:from:to:cc:subject:date :in-reply-to:message-id:mime-version:content-transfer-encoding; bh=SeTfA8fo/jlBI0AdS7hvxrncZrPVTUb1Ui7H2NAIOps=; b=iICqKOnRGiK5F0osiop8oGAw0+dEpC5V9cK5gGv/UfiVTGuPE3J5+ZW6VROLhPkMTN BSDsIj35/Pix6UAu/XfAHbkRhx7piq4MC4caXbnRQdQk9lbIqY4rfy8JSK3LT/sIFqwN cQLgdjlAaNlK0vj57kR54ouEO3aOF3mZwbYsP2hPDoRS74CknWQldf/k0WsJMWVfPLoM cxOo9FBA8g/8sNqiZQa5AwpkeRR8BzSTfHzCKWsrP3jz1vKSHC2Jq/ndeUkoKC6/zVgY k2RsOPtF9yP0J80mM78AZHx0UGtEFQZDRhr+VNxaHCF6UD17pQKxwP/wat5XH8yGnmdL TGCA== X-Gm-Message-State: AOAM533Yyx9BgWxaj5QNPoANKL9WlV9Ts52lgDwWkAE6nyA0SoPnnlKK d2UJ9P4L3WB6p6b3fbcuNjFiYA== X-Google-Smtp-Source: ABdhPJxTtDLWYdeGkhhcQ/ulrkfik+QG65a/LgebkDvZc7MgSMn+kVI0GExXNeMuUqApFrNNnH6u5A== X-Received: by 2002:aa7:cc09:: with SMTP id q9mr34374844edt.101.1643884174793; Thu, 03 Feb 2022 02:29:34 -0800 (PST) Received: from zen.linaroharston ([51.148.130.216]) by smtp.gmail.com with ESMTPSA id zm17sm15198900ejb.213.2022.02.03.02.29.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Feb 2022 02:29:33 -0800 (PST) Received: from zen (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id 2C6C61FFB7; Thu, 3 Feb 2022 10:29:33 +0000 (GMT) References: <20211218194250.247633-1-richard.henderson@linaro.org> User-agent: mu4e 1.7.6; emacs 28.0.91 From: Alex =?utf-8?Q?Benn=C3=A9e?= To: Richard Henderson Subject: Re: [PATCH 00/20] tcg: vector improvements Date: Thu, 03 Feb 2022 10:25:11 +0000 In-reply-to: <20211218194250.247633-1-richard.henderson@linaro.org> Message-ID: <87bkzoutte.fsf@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a00:1450:4864:20::531 (failed) Received-SPF: pass client-ip=2a00:1450:4864:20::531; envelope-from=alex.bennee@linaro.org; helo=mail-ed1-x531.google.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, PDS_HP_HELO_NORDNS=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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: , Cc: qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Richard Henderson writes: > Add some opcodes for compound logic operations that were so > far marked as TODO. Implement those for PPC and S390X. > > We do not want to implement 512-bit width operations, because > those trigger a cluster clock slowdown on the current set of > Intel cpus. But there are new operations in avx512 that apply > to 128 and 256-bit vectors, which do not trigger the slowdown, > and those are very interesting. So with a tweak to the vector tests patches I sent yesterday and running on hackbox (which has AVX on it) I got coverage in tcg/i386 from: Hit Total Coverage Lines: 839 1768 47.5 % Functions: 56 81 69.1 % Branches: 336 864 38.9 % to: Hit Total Coverage Lines: 1077 1668 64.6 % Functions: 68 77 88.3 % Branches:504 852 59.2 % which I think warrants a: Tested-by: Alex Benn=C3=A9e for the series. --=20 Alex Benn=C3=A9e