From patchwork Sat Dec 16 01:50:50 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ferruh Yigit X-Patchwork-Id: 32337 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 0CA9D9FE; Sat, 16 Dec 2017 02:51:10 +0100 (CET) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by dpdk.org (Postfix) with ESMTP id AEF72237 for ; Sat, 16 Dec 2017 02:51:08 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 15 Dec 2017 17:51:07 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.45,407,1508828400"; d="scan'208";a="187458687" Received: from silpixa00372839.ir.intel.com (HELO silpixa00372839.ger.corp.intel.com) ([10.237.222.154]) by fmsmga006.fm.intel.com with ESMTP; 15 Dec 2017 17:51:05 -0800 From: Ferruh Yigit To: Thomas Monjalon Cc: dev@dpdk.org, Ferruh Yigit , Bruce Richardson , Konstantin Ananyev Date: Sat, 16 Dec 2017 01:50:50 +0000 Message-Id: <20171216015050.54010-1-ferruh.yigit@intel.com> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20171216014828.53694-1-ferruh.yigit@intel.com> References: <20171216014828.53694-1-ferruh.yigit@intel.com> Subject: [dpdk-dev] [RFC v3] mk: add tuning for default machine type 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" Wile keeping backward compatibility for default machine type, tune binary for latest generation of cores to benefit more from them. Signed-off-by: Ferruh Yigit --- Cc: Bruce Richardson Cc: Konstantin Ananyev v2: * prevent warning via clang: bin/sh: line 0: test: -ge: unary operator expected v3: * add missing RFC tag to the patch title --- mk/machine/default/rte.vars.mk | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/mk/machine/default/rte.vars.mk b/mk/machine/default/rte.vars.mk index 71a25bcae..914964302 100644 --- a/mk/machine/default/rte.vars.mk +++ b/mk/machine/default/rte.vars.mk @@ -56,3 +56,9 @@ # CPU_ASFLAGS = MACHINE_CFLAGS += -march=corei7 + +-include $(RTE_SDK)/mk/toolchain/$(RTE_TOOLCHAIN)/rte.toolchain-compat.mk + +ifeq ($(shell test -n "$(GCC_VERSION)" && test $(GCC_VERSION) -ge 49 && echo 1), 1) +MACHINE_CFLAGS += -mtune=intel +endif