From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 27468A0A02; Thu, 14 Jan 2021 16:18:26 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 98B3D141366; Thu, 14 Jan 2021 16:18:25 +0100 (CET) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by mails.dpdk.org (Postfix) with ESMTP id 71145141360 for ; Thu, 14 Jan 2021 16:18:24 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1610637503; 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: in-reply-to:in-reply-to:references:references; bh=YxeZyHjsrk5RukL+weRcssik3akIhhCHtrUho9X1mKQ=; b=Gf5ke0xULxPZzZlsI/TBoc6KG6yNRXVXUWlsTXoGUlonTWNUc/8dynh+DOE7KkZi4ujAZZ dFKOH3z786AZnAV/OtDDe/O1IZGFH86xauZUKcYYFJidD2L1ElvSozJclULfsLbJO0X4BU 9sc8xqcqsFr5i4I+P1igMgZyw0P6dYo= Received: from mail-vs1-f71.google.com (mail-vs1-f71.google.com [209.85.217.71]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-3-glnNgeZ3MsCsAPHy08zaJw-1; Thu, 14 Jan 2021 10:18:20 -0500 X-MC-Unique: glnNgeZ3MsCsAPHy08zaJw-1 Received: by mail-vs1-f71.google.com with SMTP id u4so886972vsq.21 for ; Thu, 14 Jan 2021 07:18:20 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=YxeZyHjsrk5RukL+weRcssik3akIhhCHtrUho9X1mKQ=; b=E2s0zOCGt3tt7vsORe9YcO22/bL1LJrQUHzvP28HqYnu5kxoInXpxX3MYjv2LgS6Ir 11awv4s1dQHb3p/BEQ1Pm2L4ulKNgzQvwZe4MaDYBj/kMypU6+ml3iltbkcvW/ETvShK nRO1/yN/E9211xvpipTgGgQbbW7RaezT+s8jDqbTe/r6EmfNhdqFJKBNJ2SDRE4glLyA YNHzPM7PQXpEIuS3VCD4ByXfgdZ1/skrFdxnU9BzM+56iHglktJA1K3eryvSOSGOvY5R uCQ4EqV2ZUolm7hg/aBvl9fjBw+T65KK2U3hmIo64Bo9fzb2yUf6d4ZkTPiJWN8pLYZE 1ptg== X-Gm-Message-State: AOAM532TkPmVy1fhn5JhRu0JQlDn9+yPlTEFkMb9bSYyJWLCQPu6hW0f 3MvU1973s6NqYkL0G8avgqk3EAib1Ptwk3dOJG6+sMpNgxx4dqOuRPnfYuJSNIIZn5P1OxPxcLO 3/zia1pX8L2GMNnW7jts= X-Received: by 2002:a05:6102:3136:: with SMTP id f22mr5739624vsh.17.1610637500131; Thu, 14 Jan 2021 07:18:20 -0800 (PST) X-Google-Smtp-Source: ABdhPJyBKc1bSm6bpkjqmQfWvUF/0deb0W/xqW2a/drUnXtYngwILKsDgpeT32e8QnKcaK6P0epz2SuyLCgIF9N2PZI= X-Received: by 2002:a05:6102:3136:: with SMTP id f22mr5739592vsh.17.1610637499905; Thu, 14 Jan 2021 07:18:19 -0800 (PST) MIME-Version: 1.0 References: <20201218101210.356836-1-ruifeng.wang@arm.com> <20210112025709.1121523-1-ruifeng.wang@arm.com> In-Reply-To: <20210112025709.1121523-1-ruifeng.wang@arm.com> From: David Marchand Date: Thu, 14 Jan 2021 16:18:07 +0100 Message-ID: To: Ruifeng Wang , Honnappa Nagarahalli Cc: dev , Vladimir Medvedkin , Pavan Nikhilesh , Jerin Jacob Kollanukkaran , Hemant Agrawal , nd Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dmarchan@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="UTF-8" Subject: Re: [dpdk-dev] [PATCH v3 0/5] lpm lookup with sve support X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 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" Ruifeng, Honnappa, On Tue, Jan 12, 2021 at 3:57 AM Ruifeng Wang wrote: > > Added lpm4 lookupx4 implementation by using Arm SVE extension. > The SVE is Scalable Vector Extension which is exposed to the > user with a vector length agnostic interface. > Refer to [1] for more information about SVE. > > Configuration was added for Neoverse N2 CPU which has SVE support. > > Some bugs were fixed so compiling with sve enabled can pass. > > [1] https://developer.arm.com/tools-and-software/server-and-hpc/compile/arm-instruction-emulator/resources/tutorials/sve Can you point at a toolchain that supports SVE without having to register to some commercial spamming system? :-) The only aarch64-linux-gnu- toolchain I found on the ARM website is a 8.x gcc that does not seem to support SVE. -- David Marchand