From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lf0-f49.google.com (mail-lf0-f49.google.com [209.85.215.49]) by dpdk.org (Postfix) with ESMTP id C8CEA558B for ; Wed, 12 Oct 2016 16:21:01 +0200 (CEST) Received: by mail-lf0-f49.google.com with SMTP id b81so77198473lfe.1 for ; Wed, 12 Oct 2016 07:21:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:user-agent:in-reply-to :references:mime-version:content-transfer-encoding; bh=8bIRHN2WaV2o+Xtq9/Vc9K+DqkMKPadGuwn/giPvcgY=; b=XNtnc57a2DFhwHZ8UwgtE29co/fdOAhs2Yv+OI2vbXFtf96m2ejnzFiqg1IMX14mFk btL6fN55DR8kdyarYL+L4ApbdrOHMw+BGR0YaKGeV0AbXE75nCsqMaped3SEgyQLzw3S uyc4WjLzLBdNkjKBAKspHV5KQYfxQ8opHyHDP1GG314oYxvikm2TpZ9aV59YyJDu+/tW mbDqnFcKJNVtIvNE1yREWGYbF9nZyp+1MTteoBGdMO3Gd+DNGsgiCj7M5J++SbX66Slc tm0x1fpnZA9FslodKtFvP3zAgZZ9C7ldjxdVhcrAvc8IQ7zczLrkFoEe/dx6u558SXZN czQw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:user-agent :in-reply-to:references:mime-version:content-transfer-encoding; bh=8bIRHN2WaV2o+Xtq9/Vc9K+DqkMKPadGuwn/giPvcgY=; b=X4L36gVnGlR07g8m/TENz7coxDPJaYwP8GmUIdVErFJqy9x2dHvGPlE8QcHbGJa9me YJ2Tiy6BQB2ZGZEAxAHfXIIs8u+PU7r2JFTzvrSJvOgzyaOAoXoMTsYPJzt/a6OrVX1d mqLS8pWaeET7U2ioH/IXTnYhQc6W4sUIcmA6UrAWP+FjDJNoufLhiN5Z8JTMgZEg/TGf PQSfPasA3RRyirsrmKDHqkh99xmb9C9Wu99MtQ3eY7TnGivOscnNUpbeZKqfR6j2xXAg ltVWod1dn4Vp5NM4Tp6zK5C1f76h+pJBrmlYBmzzf7ebxqDsW73MWWvjsbGzCHD/GtQI zWZA== X-Gm-Message-State: AA6/9RkgsvNvJju2XD6IQXfzQrLrOg8NeKTfnKlG7RRGmFCnALwwTpm8fN0mxdW0TOeVDmwb X-Received: by 10.25.221.20 with SMTP id u20mr1649076lfg.1.1476282059658; Wed, 12 Oct 2016 07:20:59 -0700 (PDT) Received: from xps13.localnet (184.203.134.77.rev.sfr.net. [77.134.203.184]) by smtp.gmail.com with ESMTPSA id s63sm2292477lja.49.2016.10.12.07.20.58 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 12 Oct 2016 07:20:58 -0700 (PDT) From: Thomas Monjalon To: "Pattan, Reshma" Cc: dev@dpdk.org Date: Wed, 12 Oct 2016 16:20:57 +0200 Message-ID: <1953473.MFf4IE27Lk@xps13> User-Agent: KMail/4.14.10 (Linux/4.5.4-1-ARCH; KDE/4.14.11; x86_64; ; ) In-Reply-To: <3AEA2BF9852C6F48A459DA490692831F010AE5D3@IRSMSX109.ger.corp.intel.com> References: <1471875574-29807-1-git-send-email-reshma.pattan@intel.com> <2355225.oGVz1zBJsg@xps13> <3AEA2BF9852C6F48A459DA490692831F010AE5D3@IRSMSX109.ger.corp.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH v3] mk: gcc -march support for intel processors code names X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 12 Oct 2016 14:21:02 -0000 2016-10-12 13:38, Pattan, Reshma: > From: Thomas Monjalon [mailto:thomas.monjalon@6wind.com] > > 2016-10-10 22:33, Reshma Pattan: > > > The GCC 4.9 -march option supports the intel code names for > > > processors, for example -march=silvermont, -march=broadwell. > > > The RTE_MACHINE config flag can be used to pass code name to the > > > compiler as -march flag. > > > > > > Signed-off-by: Reshma Pattan > > > > Applied, thanks > > > > How the -march=broadwell option will work with icc and clang? > > Clang does support broadwell option. > And I do have Icc version" icc (ICC) 16.0.3 20160415" which doesn't support code names. > > Any other info you are explicitly looking for? Yes, why are we still supporting ICC? Clearly this patch does not care about ICC. Note that it is not an acceptance blocker but it would be interesting to have some news of ICC from time to time, regarding supported archs and performance of the generated code.