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 CF3E2C4167E for ; Mon, 21 Nov 2022 16:22:04 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ox9YG-0006IP-2S; Mon, 21 Nov 2022 11:21:44 -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 1ox9YE-0006FX-Jz for qemu-devel@nongnu.org; Mon, 21 Nov 2022 11:21:42 -0500 Received: from mail-wr1-x42f.google.com ([2a00:1450:4864:20::42f]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ox9YA-0008KB-5Q for qemu-devel@nongnu.org; Mon, 21 Nov 2022 11:21:42 -0500 Received: by mail-wr1-x42f.google.com with SMTP id n3so4074211wrp.5 for ; Mon, 21 Nov 2022 08:21:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; 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=nsj0APwCh58w8IiMK8oOvN07dN8sMTD9RrNpb3q+lIE=; b=Fcv40FgCDKQRCNjLkt07Tb1lFUDrRCqvq4Sb98BdAbQwAPVbnSTXihhZcWuAoKOH+Z Xo8uEt7qZZejx60ypbCfuV5vuE+nX2WdPQDR33v1L/LayOSQzGPTj/BibCc5dyfU3Xrm U5SQxg3gUTq0C5ZnucoNN8YiFip+zTcGwSSKjYNOWlVHLfXulBFPJthfVhkQQ05D62yM LrIboc8CpXnPT3KhjpZxmU1BRQkKP3wvR6LHjTaLRcEJKvK0bYjetFwn6SPLC/WVdckg 0KziWwRQumHSHypJ9q1XGEpiDMRGGfo/UjNl4jiumL4jwtnFqdfX30oqQtA27V27o23Z 7jZg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=nsj0APwCh58w8IiMK8oOvN07dN8sMTD9RrNpb3q+lIE=; b=1Of7avCfCmgV0UiwGKwmOEGAAugl/2eCRO/4riC2N4GP57U8P16C+LK1kXm9jeJqF9 IA4NHmEX0Q0Hul2mqpwmdgV5D7ZdnDtVHZtc/YJUo80LEqbOu1FRhVKx6YHaZDkhINs9 WlZ6cYTKVpIwpwBjFkWS0RL0B3dwUhRNXpFpFORakwXbIcvK3DCwgPi2N8zA/GYTAz6B Qqf1jL6fzcQHyCgqvUWcoR4F92iJb7og8BptG7RAw2fIxJZXZKYZkdwLBebbA79jJo7e W2obd0NXH8AaLFJOVAnybm729eorqVJezZCdd6zVwPGU8Vtyru8aAA+1KhA+UcaDRgpX 4o8A== X-Gm-Message-State: ANoB5pk+XsfZoCeGhPatLErok8lg9aA9BkElrk8ejA1T61cotVkyAQXq wBue2Nz35BLoa0N/mFoZ2vGWXXGJISpeOg== X-Google-Smtp-Source: AA0mqf7YCa/p35oImHPbjPqMQdF3+7QSNJkGJtVkOlyhk29JOpLKpXJJZk2dsugWG0WmxGTLcuF73w== X-Received: by 2002:a5d:6dc8:0:b0:236:53d3:5a48 with SMTP id d8-20020a5d6dc8000000b0023653d35a48mr11671853wrz.66.1669047696408; Mon, 21 Nov 2022 08:21:36 -0800 (PST) Received: from [192.168.1.115] ([185.126.107.38]) by smtp.gmail.com with ESMTPSA id l24-20020a05600c1d1800b003cf878c4468sm21026072wms.5.2022.11.21.08.21.35 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 21 Nov 2022 08:21:35 -0800 (PST) Message-ID: <3a492b25-d5a4-b51e-6033-e6d272177da6@linaro.org> Date: Mon, 21 Nov 2022 17:21:35 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.5.0 Subject: Re: [PATCH for-8.0 21/29] tcg/i386: Introduce tcg_out_mov2 Content-Language: en-US To: Richard Henderson , qemu-devel@nongnu.org References: <20221118094754.242910-1-richard.henderson@linaro.org> <20221118094754.242910-22-richard.henderson@linaro.org> From: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= In-Reply-To: <20221118094754.242910-22-richard.henderson@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::42f; envelope-from=philmd@linaro.org; helo=mail-wr1-x42f.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, NICE_REPLY_A=-0.001, 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: 2.1.29 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 18/11/22 10:47, Richard Henderson wrote: > Create a helper for data movement minding register overlap. > Use the more general xchg instruction, which consumes one > extra byte, but simplifies the more general function. > > Signed-off-by: Richard Henderson > --- > tcg/i386/tcg-target.c.inc | 27 +++++++++++++++++++++------ > 1 file changed, 21 insertions(+), 6 deletions(-) Reviewed-by: Philippe Mathieu-Daudé