From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ferruh Yigit <ferruh.yigit@intel.com>
Subject: [RFC] mk: add tuning for default machine type
Date: Fri, 15 Dec 2017 23:28:29 +0000
Message-ID: <20171215232829.58955-1-ferruh.yigit@intel.com>
Cc: dev@dpdk.org, Ferruh Yigit <ferruh.yigit@intel.com>,
 Bruce Richardson <bruce.richardson@intel.com>,
 Konstantin Ananyev <konstantin.ananyev@intel.com>
To: Thomas Monjalon <thomas@monjalon.net>
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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 <ferruh.yigit@intel.com>
---

Cc: Bruce Richardson <bruce.richardson@intel.com>
Cc: Konstantin Ananyev <konstantin.ananyev@intel.com>
---
 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..d174532f2 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 $(GCC_VERSION) -ge 49 && echo 1), 1)
+MACHINE_CFLAGS += -mtune=intel
+endif
-- 
2.14.3