[dpdk-dev] [PATCH v4 5/8] arch/arm: add vcopyq_laneq_u32 for old version of gcc
Jianbo Liu
jianbo.liu at linaro.org
Mon May 15 05:34:53 CEST 2017
Implement vcopyq_laneq_u32 if gcc version is lower than 7.
Signed-off-by: Jianbo Liu <jianbo.liu at linaro.org>
---
lib/librte_eal/common/include/arch/arm/rte_vect.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/lib/librte_eal/common/include/arch/arm/rte_vect.h b/lib/librte_eal/common/include/arch/arm/rte_vect.h
index 4107c99..d9fb4d0 100644
--- a/lib/librte_eal/common/include/arch/arm/rte_vect.h
+++ b/lib/librte_eal/common/include/arch/arm/rte_vect.h
@@ -78,6 +78,15 @@
}
#endif
+#if defined(RTE_TOOLCHAIN_GCC) && (GCC_VERSION < 70000)
+static inline uint32x4_t
+vcopyq_laneq_u32(uint32x4_t a, const int lane_a,
+ uint32x4_t b, const int lane_b)
+{
+ return vsetq_lane_u32(vgetq_lane_u32(b, lane_b), a, lane_a);
+}
+#endif
+
#ifdef __cplusplus
}
#endif
--
1.8.3.1
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