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Tue, 4 Jun 2019 16:58:05 +0000 Received: from BYAPR18MB2424.namprd18.prod.outlook.com ([fe80::1ce4:557d:eeb8:843c]) by BYAPR18MB2424.namprd18.prod.outlook.com ([fe80::1ce4:557d:eeb8:843c%7]) with mapi id 15.20.1965.011; Tue, 4 Jun 2019 16:58:05 +0000 From: Jerin Jacob Kollanukkaran To: Ruifeng Wang , "yipeng1.wang@intel.com" , "sameh.gobriel@intel.com" , "bruce.richardson@intel.com" , "pablo.de.lara.guarch@intel.com" CC: "dev@dpdk.org" , "Honnappa.Nagarahalli@arm.com" , "nd@arm.com" Thread-Topic: [PATCH v1] hash: simplify signature compare neon process Thread-Index: AdUa9pDENsHtHkAyR/6s1our43PlmQ== Date: Tue, 4 Jun 2019 16:58:05 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [122.178.234.223] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: fcd79f15-fba9-4fa0-0cd1-08d6e90dd032 x-microsoft-antispam: BCL:0; PCL:0; RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600148)(711020)(4605104)(1401327)(2017052603328)(7193020); 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: fcd79f15-fba9-4fa0-0cd1-08d6e90dd032 X-MS-Exchange-CrossTenant-originalarrivaltime: 04 Jun 2019 16:58:05.5342 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 70e1fb47-1155-421d-87fc-2e58f638b6e0 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: jerinj@marvell.com X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR18MB2630 X-OriginatorOrg: marvell.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-06-04_11:, , signatures=0 Subject: Re: [dpdk-dev] [PATCH v1] hash: simplify signature compare neon process 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" > -----Original Message----- > From: Ruifeng Wang > Sent: Monday, April 29, 2019 3:32 PM > To: yipeng1.wang@intel.com; sameh.gobriel@intel.com; > bruce.richardson@intel.com; pablo.de.lara.guarch@intel.com > Cc: dev@dpdk.org; Jerin Jacob Kollanukkaran ; > Honnappa.Nagarahalli@arm.com; nd@arm.com; Ruifeng Wang > > Subject: [EXT] [PATCH v1] hash: simplify signature compare neon process >=20 > Replaced multiple neon instructions with single equivalent instruction. > This made simpler code and a bit higher performance. > Hash bulk lookup had 0.1% ~ 3% performance gain in tests on ARM A72 > platforms. >=20 > Signed-off-by: Ruifeng Wang > Reviewed-by: Gavin Hu Reviewed-by: Jerin Jacob