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=-15.1 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 1B8E6C48BCF for ; Wed, 9 Jun 2021 17:26:13 +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 B1C65613C8 for ; Wed, 9 Jun 2021 17:26:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B1C65613C8 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:45682 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lr1xz-0002HW-Uc for qemu-devel@archiver.kernel.org; Wed, 09 Jun 2021 13:26:11 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49686) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lr1xN-0001Xp-7d for qemu-devel@nongnu.org; Wed, 09 Jun 2021 13:25:33 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:22355) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lr1xK-0000Qc-2g for qemu-devel@nongnu.org; Wed, 09 Jun 2021 13:25:32 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1623259528; h=from:from:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=N0mt3eraojlsrWsQg7WGdCaN1d7k15mZ0ckv8S/+Ac4=; b=LmIqDArYu7LcEw6TExLg6jTnTm+kSKmkkPvu1fe1QkcCxI9C7IuyBbVAmo4PR18xMWGj1J e+IBxa5P2TjbF7fCF7a+ykmnfj9AioBshZMLyLXuQSks+xF0If6DnrpymN8hj6UohKWHu5 NmSc9lc73NBWeBRnT5z4kebfgCviL90= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-473-DHn5h6HWOM2m7Pf9mJhQsw-1; Wed, 09 Jun 2021 13:25:24 -0400 X-MC-Unique: DHn5h6HWOM2m7Pf9mJhQsw-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1CA56101F7AA; Wed, 9 Jun 2021 17:25:23 +0000 (UTC) Received: from redhat.com (ovpn-112-4.ams2.redhat.com [10.36.112.4]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 19D415D6BA; Wed, 9 Jun 2021 17:25:17 +0000 (UTC) Date: Wed, 9 Jun 2021 18:25:15 +0100 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: qemu-devel@nongnu.org Subject: Re: [PATCH v3 3/4] scripts: helper to generate x86_64 CPU ABI compat info Message-ID: References: <20210607135843.196595-1-berrange@redhat.com> <20210607135843.196595-4-berrange@redhat.com> MIME-Version: 1.0 In-Reply-To: <20210607135843.196595-4-berrange@redhat.com> User-Agent: Mutt/2.0.7 (2021-05-04) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=berrange@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=216.205.24.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.199, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, 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: , Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= Cc: Eduardo Habkost , "Michael S. Tsirkin" , Richard Henderson , Cleber Rosa , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Mon, Jun 07, 2021 at 02:58:42PM +0100, Daniel P. Berrangé wrote: > This script is what is used to generate the docs data table in: > > docs/system/cpu-models-x86-abi.csv > > It can be useful to run if adding new CPU models / versions and > the csv needs updating. > > Signed-off-by: Daniel P. Berrangé > --- > scripts/cpu-x86-uarch-abi.py | 194 +++++++++++++++++++++++++++++++++++ > 1 file changed, 194 insertions(+) > create mode 100644 scripts/cpu-x86-uarch-abi.py Sorry I messed up just before sending this when I deleted some code and incorrectly fixed up argv handling. Since you mentioned you've queued it, it needs two changes > > diff --git a/scripts/cpu-x86-uarch-abi.py b/scripts/cpu-x86-uarch-abi.py > new file mode 100644 > index 0000000000..08acc52a81 > --- /dev/null > +++ b/scripts/cpu-x86-uarch-abi.py > @@ -0,0 +1,194 @@ > +#!/usr/bin/python3 > +# > +# SPDX-License-Identifier: GPL-2.0-or-later > +# > +# A script to generate a CSV file showing the x86_64 ABI > +# compatibility levels for each CPU model. > +# > + > +from qemu import qmp > +import sys > + > +if len(sys.argv) != 1: s/1/2/ > + print("syntax: %s QMP-SOCK\n\n" % __file__ + > + "Where QMP-SOCK points to a QEMU process such as\n\n" + > + " # qemu-system-x86_64 -qmp unix:/tmp/qmp,server,nowait " + > + "-display none -accel kvm", file=sys.stderr) > + sys.exit(1) > + > +# Mandatory CPUID features for each microarch ABI level > +levels = [ > + [ # x86-64 baseline > + "cmov", > + "cx8", > + "fpu", > + "fxsr", > + "mmx", > + "syscall", > + "sse", > + "sse2", > + ], > + [ # x86-64-v2 > + "cx16", > + "lahf-lm", > + "popcnt", > + "pni", > + "sse4.1", > + "sse4.2", > + "ssse3", > + ], > + [ # x86-64-v3 > + "avx", > + "avx2", > + "bmi1", > + "bmi2", > + "f16c", > + "fma", > + "abm", > + "movbe", > + ], > + [ # x86-64-v4 > + "avx512f", > + "avx512bw", > + "avx512cd", > + "avx512dq", > + "avx512vl", > + ], > +] > + > +# Assumes externally launched process such as > +# > +# qemu-system-x86_64 -qmp unix:/tmp/qmp,server,nowait -display none -accel kvm > +# > +# Note different results will be obtained with TCG, as > +# TCG masks out certain features otherwise present in > +# the CPU model definitions, as does KVM. > + > + > +sock = sys.argv[1] > +cmd = sys.argv[2] Delete this line since sys.argv[2] is not required > +shell = qmp.QEMUMonitorProtocol(sock) > +shell.connect() > + > +models = shell.cmd("query-cpu-definitions") Regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|