From nobody Wed Nov 12 16:29:45 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1571730040; cv=none; d=zoho.com; s=zohoarc; b=QWL/P0+tacyeU+283jfjf9z/B7cJzK2yKLK8XMmrsBtV8LzrD+9Fg29GHIvNdKMjA7GXu6Y17RDFuZsYIOvBTpzyZhSqhlCDv2Tu+laFe4Z0NlZg6mbV3J5TXMFtz5paboU4fn3m4R0uIyj7ugfG8Hd40w5nKthsCg7QqBdbPRQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1571730040; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To; bh=PKFGsg242IC/IBvbENi+NVzvU+dh82Hjd/dEhc7s78E=; b=O4nGrMk5fPeEuqUPft5lAcIdGQVjfKl33ed4NyHqJbiaoNhEYZ97xZRaelYfjK7b9XxkPNtQKR7GQr4rniVa4TbvKZBhjcHIGM9+gG3xUSadCcQHSjGekWQpAJWp/5dSDfT/wwITfX20vL6xceEACNvp3gGYRQHIInUqTqliJ2s= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1571730040391901.7221084080624; Tue, 22 Oct 2019 00:40:40 -0700 (PDT) Received: from localhost ([::1]:51146 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iMomU-000516-Rm for importer@patchew.org; Tue, 22 Oct 2019 03:40:38 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:40888) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iMolA-0003gl-1r for qemu-devel@nongnu.org; Tue, 22 Oct 2019 03:39:17 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iMol8-0004A5-Sa for qemu-devel@nongnu.org; Tue, 22 Oct 2019 03:39:15 -0400 Received: from mga11.intel.com ([192.55.52.93]:62451) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iMol8-000485-L8 for qemu-devel@nongnu.org; Tue, 22 Oct 2019 03:39:14 -0400 Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 22 Oct 2019 00:39:07 -0700 Received: from unknown (HELO localhost.localdomain.bj.intel.com) ([10.238.156.101]) by fmsmga001.fm.intel.com with ESMTP; 22 Oct 2019 00:39:06 -0700 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.67,326,1566889200"; d="scan'208";a="209615713" From: Cathy Zhang To: qemu-devel@nongnu.org Subject: [Resend PATCH 2/3] i386: Add macro for stibp Date: Tue, 22 Oct 2019 15:35:27 +0800 Message-Id: <1571729728-23284-3-git-send-email-cathy.zhang@intel.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1571729728-23284-1-git-send-email-cathy.zhang@intel.com> References: <1571729728-23284-1-git-send-email-cathy.zhang@intel.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.55.52.93 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: , Cc: Cathy Zhang , pbonzini@redhat.com, ehabkost@redhat.com, rth@twiddle.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" stibp feature is already added through the following commit. https://github.com/qemu/qemu/commit/0e8916582991b9fd0b94850a8444b8b80d0a0955 Add a macro for it to allow CPU models to report it when host supports. Signed-off-by: Cathy Zhang Reviewed-by: Xiaoyao Li Reviewed-by: Tao Xu --- target/i386/cpu.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/target/i386/cpu.h b/target/i386/cpu.h index e757149..8f8efd7 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -717,6 +717,8 @@ typedef uint64_t FeatureWordArray[FEATURE_WORDS]; #define CPUID_7_0_EDX_AVX512_4VNNIW (1U << 2) /* AVX512 Neural Network Ins= tructions */ #define CPUID_7_0_EDX_AVX512_4FMAPS (1U << 3) /* AVX512 Multiply Accumulat= ion Single Precision */ #define CPUID_7_0_EDX_SPEC_CTRL (1U << 26) /* Speculation Control */ +/* Single Thread Indirect Branch Predictors */ +#define CPUID_7_0_EDX_STIBP (1U << 27) #define CPUID_7_0_EDX_ARCH_CAPABILITIES (1U << 29) /*Arch Capabilities*/ #define CPUID_7_0_EDX_CORE_CAPABILITY (1U << 30) /*Core Capability*/ #define CPUID_7_0_EDX_SPEC_CTRL_SSBD (1U << 31) /* Speculative Store Bypa= ss Disable */ --=20 1.8.3.1