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Mon, 16 Dec 2019 19:38:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1576525121; h=from:from: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=awU1QKKLg8eVSkA+topw8q8tnD6Jtyr7XMVPpT/Xrko=; b=Z+v51UkygdEBrRX1N+CI7SOGQXBMXTHvUStxvzI2pufEssNnwW393z4zVR0aoEPO0f3T/m ALDi44ogTBGqgdgDGSzdN3Gkw/QH0yKtSY6WvKJbmIIPh61rjlJY/AVPsCFHDImaIBZW7b mhFc6AzOPY5OLl8DJ9/jVXE8agbbVwI= From: Eduardo Habkost To: qemu-devel@nongnu.org, Peter Maydell Subject: [PULL 2/4] i386: Add macro for stibp Date: Mon, 16 Dec 2019 16:38:23 -0300 Message-Id: <20191216193825.1794153-3-ehabkost@redhat.com> In-Reply-To: <20191216193825.1794153-1-ehabkost@redhat.com> References: <20191216193825.1794153-1-ehabkost@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-MC-Unique: c1Jg1C6GPEiU7cjvA-ILWQ-1 X-Mimecast-Spam-Score: 0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 207.211.31.81 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: Eduardo Habkost , Tao Xu , Xiaoyao Li , Paolo Bonzini , Cathy Zhang , Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" From: Cathy Zhang 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 Message-Id: <1571729728-23284-3-git-send-email-cathy.zhang@intel.com> Signed-off-by: Eduardo Habkost --- target/i386/cpu.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/target/i386/cpu.h b/target/i386/cpu.h index 39d37e1225..af282936a7 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -771,6 +771,8 @@ typedef uint64_t FeatureWordArray[FEATURE_WORDS]; #define CPUID_7_0_EDX_AVX512_4FMAPS (1U << 3) /* Speculation Control */ #define CPUID_7_0_EDX_SPEC_CTRL (1U << 26) +/* Single Thread Indirect Branch Predictors */ +#define CPUID_7_0_EDX_STIBP (1U << 27) /* Arch Capabilities */ #define CPUID_7_0_EDX_ARCH_CAPABILITIES (1U << 29) /* Core Capability */ --=20 2.23.0