[dpdk-dev] [PATCH 03/18] distributor: remove checks for SSE4

Bruce Richardson bruce.richardson at intel.com
Tue Jun 20 17:22:58 CEST 2017


Since SSE4 is now part of the minimum requirements for DPDK, we now longer
need this check.

Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
---
 lib/librte_distributor/Makefile          | 4 ----
 lib/librte_distributor/rte_distributor.c | 6 ++----
 2 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/lib/librte_distributor/Makefile b/lib/librte_distributor/Makefile
index 3ffb911..b417ee7 100644
--- a/lib/librte_distributor/Makefile
+++ b/lib/librte_distributor/Makefile
@@ -46,10 +46,6 @@ SRCS-$(CONFIG_RTE_LIBRTE_DISTRIBUTOR) := rte_distributor_v20.c
 SRCS-$(CONFIG_RTE_LIBRTE_DISTRIBUTOR) += rte_distributor.c
 ifeq ($(CONFIG_RTE_ARCH_X86),y)
 SRCS-$(CONFIG_RTE_LIBRTE_DISTRIBUTOR) += rte_distributor_match_sse.c
-# distributor SIMD algo needs SSE4.2 support
-ifeq ($(findstring RTE_MACHINE_CPUFLAG_SSE4_2,$(CFLAGS)),)
-CFLAGS_rte_distributor_match_sse.o += -msse4.2
-endif
 else
 SRCS-$(CONFIG_RTE_LIBRTE_DISTRIBUTOR) += rte_distributor_match_generic.c
 endif
diff --git a/lib/librte_distributor/rte_distributor.c b/lib/librte_distributor/rte_distributor.c
index e4dfa7f..cb21458 100644
--- a/lib/librte_distributor/rte_distributor.c
+++ b/lib/librte_distributor/rte_distributor.c
@@ -656,12 +656,10 @@ rte_distributor_create_v1705(const char *name,
 	d->num_workers = num_workers;
 	d->alg_type = alg_type;
 
+	d->dist_match_fn = RTE_DIST_MATCH_SCALAR;
 #if defined(RTE_ARCH_X86)
-	if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_SSE4_2))
-		d->dist_match_fn = RTE_DIST_MATCH_VECTOR;
-	else
+	d->dist_match_fn = RTE_DIST_MATCH_VECTOR;
 #endif
-		d->dist_match_fn = RTE_DIST_MATCH_SCALAR;
 
 	/*
 	 * Set up the backog tags so they're pointing at the second cache
-- 
2.9.4



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