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Wed, 14 Oct 2020 17:51:04 +0000 From: "Ananyev, Konstantin" To: "Burakov, Anatoly" , "dev@dpdk.org" CC: Jan Viktorin , Ruifeng Wang , David Christensen , "Ray Kinsella" , Neil Horman , "Richardson, Bruce" , "Hunt, David" , "Ma, Liang J" , "jerinjacobk@gmail.com" , "thomas@monjalon.net" , "McDaniel, Timothy" , "Eads, Gage" , "Macnamara, Chris" Thread-Topic: [PATCH v6 03/10] eal: add intrinsics support check infrastructure Thread-Index: AQHWoi5AaUhzNSzO20Syl8F8F3YK86mXYJFA Date: Wed, 14 Oct 2020 17:51:04 +0000 Message-ID: References: <532f45c5d79b4c30a919553d322bb66e91534466.1602258833.git.anatoly.burakov@intel.com> In-Reply-To: Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.5.1.3 authentication-results: intel.com; dkim=none (message not signed) header.d=none;intel.com; dmarc=none action=none header.from=intel.com; x-originating-ip: [46.7.39.127] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: eaa56122-4cf8-405d-e928-08d87069b88b x-ms-traffictypediagnostic: SA2PR11MB5001: x-ld-processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:6790; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: SN6PR11MB3310.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: eaa56122-4cf8-405d-e928-08d87069b88b X-MS-Exchange-CrossTenant-originalarrivaltime: 14 Oct 2020 17:51:04.1519 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: U3omQEGz9LIZf9dfVsOxs63XXMA8B/rpIuszXTMT3p+pjQAymyLRPe9UdwnkQTtTO2rrZrS/WoW5QxL9E0W9Y5tn2Ci++k7TV2Vw/TOujes= X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA2PR11MB5001 X-OriginatorOrg: intel.com Subject: Re: [dpdk-dev] [PATCH v6 03/10] eal: add intrinsics support check infrastructure X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" >=20 > Currently, it is not possible to check support for intrinsics that > are platform-specific, cannot be abstracted in a generic way, or do not > have support on all architectures. The CPUID flags can be used to some > extent, but they are only defined for their platform, while intrinsics > will be available to all code as they are in generic headers. >=20 > This patch introduces infrastructure to check support for certain > platform-specific intrinsics, and adds support for checking support for > IA power management-related intrinsics for UMWAIT/UMONITOR and TPAUSE. >=20 > Signed-off-by: Anatoly Burakov > Acked-by: David Christensen > --- Acked-by: Konstantin Ananyev > -- > 2.17.1