From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 66250A04C0; Tue, 6 Oct 2020 22:14:32 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id CF02B11A4; Tue, 6 Oct 2020 22:14:30 +0200 (CEST) Received: from out3-smtp.messagingengine.com (out3-smtp.messagingengine.com [66.111.4.27]) by dpdk.org (Postfix) with ESMTP id 9C377F64 for ; Tue, 6 Oct 2020 22:14:28 +0200 (CEST) Received: from compute2.internal (compute2.nyi.internal [10.202.2.42]) by mailout.nyi.internal (Postfix) with ESMTP id F263F5C00E0; Tue, 6 Oct 2020 16:14:26 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute2.internal (MEProxy); Tue, 06 Oct 2020 16:14:26 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s=fm2; bh= qoOFkSevfiWEktW9wV7HaRhaXvfnFSDR/hFhIcYCPKU=; b=Lhq4hi2k600Lde2W T/TCbaU+5Be9TMpyvtHaTUZu74ryUgVDDt4MHC/eFv27qwuJb6/PBjWFvGQlarn0 gIWMP6HBNUxkxb82tEMEMkyTgQUx6gqmOicL+Kq6kSB+uuHrjlTKnSgduhpW2no0 D7PGlkDuXRHXAeYqLARAVe/A+hXbR9ovP5TQWan9QYYCD9m9eu7iZOC2lvVYHs+X ZWqL74+lKYe+viuqB9+/JuH7ImijaAFqVj6V39ADJ9z0pkFmvqt8ljriR6YSkAEa 442a4i6pcV3CW3DdRj/GeUZ/R6vkxzlsBOFaW/legIPYvyd+fv3EseO3ggeIINyO +7hrsw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm1; bh=qoOFkSevfiWEktW9wV7HaRhaXvfnFSDR/hFhIcYCP KU=; b=RQvH1b4dVxz9Ci5UlGzbnm8S6xbfB8f18OhOe9oQzZr6snyDAGNnYDsIK UPvnv72cFViBjDkFwgCKLc1G2Jwbn2fXCSNlIpdCyehi6V91fWyX0yk1ybBxAjvu ntnfH6NrCvj1PIkEJhVzCyifNOFxYFkR/ocGaHB3TdjV5rY+a/UKl6yRPbpD0lgn oOTHVgaem7B8ZaVrh576G7ZXFvtrRFpdWxnQynqHJbqxbvzd4YEgS9S7vOJayyQ8 YxEQDzZ93zyQ9FrUQrzuSQ9kwID/yszxpSBBAXzjGRZC+/xgLw2VDdtsDt8hKTL8 Dhyo2yUWFF9IK6Yx5d/GUeOGhAXaQ== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedujedrgeeggddugeegucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvufffkfgjfhgggfgtsehtqhertddttdejnecuhfhrohhmpefvhhhomhgr shcuofhonhhjrghlohhnuceothhhohhmrghssehmohhnjhgrlhhonhdrnhgvtheqnecugg ftrfgrthhtvghrnhepkeethedtieevhfeigeejleegudefjeehkeekteeuveeiuedvveeu tdejveehveetnecukfhppeejjedrudefgedrvddtfedrudekgeenucevlhhushhtvghruf hiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpehthhhomhgrshesmhhonhhjrghl ohhnrdhnvght X-ME-Proxy: Received: from xps.localnet (184.203.134.77.rev.sfr.net [77.134.203.184]) by mail.messagingengine.com (Postfix) with ESMTPA id A0E9D3064684; Tue, 6 Oct 2020 16:14:24 -0400 (EDT) From: Thomas Monjalon To: Juraj =?utf-8?B?TGlua2XFoQ==?= Cc: bruce.richardson@intel.com, dev@dpdk.org, Jerin Jacob , Ruifeng Wang , honnappa.nagarahalli@arm.com Date: Tue, 06 Oct 2020 22:14:22 +0200 Message-ID: <6308231.oPsEYrQ9EY@thomas> In-Reply-To: <1601533194-2295-1-git-send-email-juraj.linkes@pantheon.tech> References: <1601533194-2295-1-git-send-email-juraj.linkes@pantheon.tech> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" Subject: Re: [dpdk-dev] [PATCH] build: add -moutline-atomics to default Arm build 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" 01/10/2020 08:19, Juraj Linke=C5=A1: > -moutline-atomics allows LSE instructions to be used if available when > compiling for ARMv8.0 instruction set. It's enabled by default on newer > compilers, such as gcc-10.1. Enable the option so that earlier compiler > versions that support it but don't enable it by default build with it. >=20 > Signed-off-by: Juraj Linke=C5=A1 > --- > machine_args_generic =3D [ > - ['default', ['-march=3Darmv8-a+crc']], > + ['default', ['-march=3Darmv8-a+crc', '-moutline-atomics']], > ['native', ['-march=3Dnative']], > ['0xd03', ['-mcpu=3Dcortex-a53']], > ['0xd04', ['-mcpu=3Dcortex-a35']], Why is it added only to the target "default"?