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 6469ACDB47E for ; Sun, 15 Oct 2023 16:54:15 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qs4Ml-00067V-Un; Sun, 15 Oct 2023 12:53:24 -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 1qs4Mk-000670-9v for qemu-devel@nongnu.org; Sun, 15 Oct 2023 12:53:22 -0400 Received: from mail-oo1-xc2b.google.com ([2607:f8b0:4864:20::c2b]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qs4Mi-00019T-Re for qemu-devel@nongnu.org; Sun, 15 Oct 2023 12:53:22 -0400 Received: by mail-oo1-xc2b.google.com with SMTP id 006d021491bc7-57b8cebf57dso2020701eaf.0 for ; Sun, 15 Oct 2023 09:53:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1697388799; x=1697993599; darn=nongnu.org; h=content-transfer-encoding:in-reply-to:references:cc:to:from :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=DRkK6e4PKz44n7opJbllKh/+R0L3QRakDN2/ffomjek=; b=XQnZ4t0pU/a96naVQUR5pjD8ipfV2ZhoR/aeU9DjPTc5FAQDQ25NDSYloQRBr9Ufy2 XeLP1p2EAZ3GSOd5scldNIFkSBkV03QmmFgNqGxeOJe1arMtiIVJSDhbzxxvHc92/Hyy G7G8cQtJREJDZsM7HmsM8dM4LfuF1fWG9o9a40DgYcKzxyoTAUDn/iNNOwbpz78mMuZR A5izPDtueqXTOHAwQjIR1G7okSv7WFZZkceiMZGqHaMDEgGUGvDc6UtWJ0nKFx8e1Xgg 6R5G9Xvr18KV7ypEel85NPCcjvhXUnx3FXxzvW4hUAN9yclM0humATJnqCCUB25sHyg1 v84g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697388799; x=1697993599; h=content-transfer-encoding:in-reply-to:references:cc:to:from :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=DRkK6e4PKz44n7opJbllKh/+R0L3QRakDN2/ffomjek=; b=bNmimdhGMN+wI17ejCkzD4Tdb/2AMwPgh1nZs5DCQvU2iKjy3GLnSVVIXBKXOsY1w2 wXvQv1HpS/JUmO2myniBusTPPUhPK2jdmwRNTaLMlrLn2IRBQgeoaQLzGWLVGCmE8Fnf npyabdID19qaoEMwzRn+YSvvb3GRuZWNV36gc1W9/oy3Pqiv5QHXPHboj+ba7Ulr3chr y54ZiYrm2yKr2cdrR/ytQcKeT2kObJ45AtdfHguxhAPPZXKRZyaepXaKz0kOeXyeenEB 4VunDnpByw+JU0BSuCFgXr+owIpXocxISvNqkLCq/g8Hbk/y7CpbAysjhmkyufAqxhXx +BVg== X-Gm-Message-State: AOJu0YwZau47eMdrhcgMHYPciVEHT60hoMYLnMsdI3xf4M1LTCq4j3UK N8CgAPsNjLMq43FVRKkVx9qBMYf5d5Vbl+gUHSE= X-Google-Smtp-Source: AGHT+IFaR0qkb1QhzIwrOX1OfbJPIt9Z+OTFFGUsytgULqyJnhy4IBk/djSpzjTRzfcp/ORj0mIfaA== X-Received: by 2002:a05:6358:63a7:b0:14b:d9de:3008 with SMTP id k39-20020a05635863a700b0014bd9de3008mr40320535rwh.5.1697388798770; Sun, 15 Oct 2023 09:53:18 -0700 (PDT) Received: from [192.168.0.4] ([71.212.149.95]) by smtp.gmail.com with ESMTPSA id fa13-20020a056a002d0d00b006b1c14a493fsm4449876pfb.71.2023.10.15.09.53.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 15 Oct 2023 09:53:18 -0700 (PDT) Message-ID: Date: Sun, 15 Oct 2023 09:53:16 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 03/85] target/sparc: Remove always-set cpu features Content-Language: en-US From: Richard Henderson To: qemu-devel@nongnu.org Cc: mark.cave-ayland@ilande.co.uk, atar4qemu@gmail.com References: <20231013212846.165724-1-richard.henderson@linaro.org> <20231013212846.165724-4-richard.henderson@linaro.org> In-Reply-To: <20231013212846.165724-4-richard.henderson@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::c2b; envelope-from=richard.henderson@linaro.org; helo=mail-oo1-xc2b.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: 2.1.29 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 10/13/23 14:27, Richard Henderson wrote: > The oldest supported cpu is the microsparc 1; > all other cpus use CPU_DEFAULT_FEATURES. > > Remove all bits that are always set: FLOAT, SWAP, MUL, DIV, > FLUSH, FSQRT, FMUL. > > Signed-off-by: Richard Henderson I've just found the command-line properties that could affect these, which unfortunately don't use the CPU_FEATURE_* symbols and hard-code bit numbers. I'd be tempted to remove the properties as well, with the possible exception of CPU_FEATURE_FLOAT, but maybe not even that. Thoughts? r~