From nobody Mon Feb 9 11:06:39 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) client-ip=66.175.222.108; envelope-from=bounce+27952+72227+1787277+3901457@groups.io; helo=mail02.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+72227+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1614326690; cv=none; d=zohomail.com; s=zohoarc; b=QiQV3Jhku3VNLHn+Xw/y+kGZJ73+USE23ZFQR1MbW0oU1t/PnHpgV12iQgqm1C3YjVirALLqWp9PkUwx4SO7XnuRiYXdR0XDRUW2Q1bTGabFi7fyf3xSWNEK3q/v44LWhMPggmUqtxEuOBoLON9UjYoymj3GX3pS/Y/xYitmBSs= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1614326690; h=Cc:Date:From:In-Reply-To:List-Id:List-Unsubscribe:Message-ID:Reply-To:References:Sender:Subject:To; bh=KdLo4LCzjQrwu5QEpOWrfx3ENlxWw8bUQKlO+xuFspQ=; b=K1YpbHqL3t/OJ+IRfM1sHbn06yYldwOFD9PCTlgFyfFuVQLh7Eft0d1b34In3hZKgLdY+Ytz7qCuuDSTw3Y7coSidEng0Jzn8peRQ8hIcWri3Z6ChAh0HwhX62uAgFehRabbu0kbjgQSo5pUdKCwODJ5oPLvSC3AkLDzNvV0b0A= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+72227+1787277+3901457@groups.io; dmarc=fail header.from= (p=none dis=none) header.from= Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1614326690036139.8359554023093; Fri, 26 Feb 2021 00:04:50 -0800 (PST) Return-Path: X-Received: by 127.0.0.2 with SMTP id MZR0YY1788612xZBBFp6kOUM; Fri, 26 Feb 2021 00:04:49 -0800 X-Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by mx.groups.io with SMTP id smtpd.web08.6299.1614326684187434583 for ; Fri, 26 Feb 2021 00:04:44 -0800 IronPort-SDR: qL5E0OVlMcg7qOBDmhng2YO53RjQiFd6iTAu9krCyN3hJP/CZHBE3ovvJ9OdfmE7lCLUtEM844 tDe7vTDy6vOg== X-IronPort-AV: E=McAfee;i="6000,8403,9906"; a="185863043" X-IronPort-AV: E=Sophos;i="5.81,207,1610438400"; d="scan'208";a="185863043" X-Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Feb 2021 00:04:42 -0800 IronPort-SDR: p4m0/bLpLfd9lnzcO04Blg7zNgMQ+3B5GYo/iLiFy7uPlyMvq0npAG3MVr+QFTYoYN4Tyrk5Ee Z4V7GsxtDQdg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.81,207,1610438400"; d="scan'208";a="434256312" X-Received: from shwdesssddpdwei.ccr.corp.intel.com ([10.239.157.35]) by fmsmga002.fm.intel.com with ESMTP; 26 Feb 2021 00:04:19 -0800 From: "Sheng Wei" To: devel@edk2.groups.io Cc: Michael D Kinney , Liming Gao , Zhiguang Liu , Jiewen Yao Subject: [edk2-devel] [PATCH v6 1/3] MdePkg/Include: Add CET instructions to Nasm.inc Date: Fri, 26 Feb 2021 16:03:14 +0800 Message-Id: <20210226080316.13724-2-w.sheng@intel.com> In-Reply-To: <20210226080316.13724-1-w.sheng@intel.com> References: <20210226080316.13724-1-w.sheng@intel.com> Precedence: Bulk List-Unsubscribe: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,w.sheng@intel.com X-Gm-Message-State: QqWted6e24byKIAFD7sxhdZDx1787277AA= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1614326689; bh=ZjFpHSzrYmsQVQdMekNVmJtBJpFjCvrrxNpAsPiExX8=; h=Cc:Date:From:Reply-To:Subject:To; b=sifWg/8DhypJ6Oaqg5Yu/hkGEBT4p4qWJJ+5BxUPljWnV5TbVSBtTguaiyidBI3yhbK KPN5Joa4yfMl1I3zSt+f4w/qINdc1QrIX61GFEWUwEk4rtljOJ85Z0zU8ybX61dDCf8Q5 30rU1ET2DkxIM13w0eLA87BwLQ0dE//Vapw= X-ZohoMail-DKIM: pass (identity @groups.io) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" This is to add instruction SAVEPREVSSP, CLRSSBSY and RSTORSSP_RAX in Nasm. The open CI is using NASM 2.14.02. CET instructions are supported since NASM 2.15.01. DB-encoded CET instructions need to be removed after open CI update to NASM 2.15.01. The BZ ticket is https://bugzilla.tianocore.org/show_bug.cgi?id=3D3227 . REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3D3192 Signed-off-by: Sheng Wei Cc: Michael D Kinney Cc: Liming Gao Cc: Zhiguang Liu Cc: Jiewen Yao Reviewed-by: Liming Gao Reviewed-by: Jiewen Yao --- MdePkg/Include/Ia32/Nasm.inc | 12 ++++++++++++ MdePkg/Include/X64/Nasm.inc | 12 ++++++++++++ 2 files changed, 24 insertions(+) diff --git a/MdePkg/Include/Ia32/Nasm.inc b/MdePkg/Include/Ia32/Nasm.inc index 31ce861f1e..fa42f9d3e9 100644 --- a/MdePkg/Include/Ia32/Nasm.inc +++ b/MdePkg/Include/Ia32/Nasm.inc @@ -9,6 +9,18 @@ ; ;-------------------------------------------------------------------------= ----- =20 +%macro SAVEPREVSSP 0 + DB 0xF3, 0x0F, 0x01, 0xEA +%endmacro + +%macro CLRSSBSY_EAX 0 + DB 0x67, 0xF3, 0x0F, 0xAE, 0x30 +%endmacro + +%macro RSTORSSP_EAX 0 + DB 0x67, 0xF3, 0x0F, 0x01, 0x28 +%endmacro + %macro SETSSBSY 0 DB 0xF3, 0x0F, 0x01, 0xE8 %endmacro diff --git a/MdePkg/Include/X64/Nasm.inc b/MdePkg/Include/X64/Nasm.inc index 42412735ea..e57a803c81 100644 --- a/MdePkg/Include/X64/Nasm.inc +++ b/MdePkg/Include/X64/Nasm.inc @@ -9,6 +9,18 @@ ; ;-------------------------------------------------------------------------= ----- =20 +%macro SAVEPREVSSP 0 + DB 0xF3, 0x0F, 0x01, 0xEA +%endmacro + +%macro CLRSSBSY_RAX 0 + DB 0xF3, 0x0F, 0xAE, 0x30 +%endmacro + +%macro RSTORSSP_RAX 0 + DB 0xF3, 0x0F, 0x01, 0x28 +%endmacro + %macro SETSSBSY 0 DB 0xF3, 0x0F, 0x01, 0xE8 %endmacro --=20 2.16.2.windows.1 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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