Re: [dpdk-dev] [PATCH v4 5/8] arch/arm: add vcopyq_laneq_u32 for old version of gcc

[Jerin Jacob <jerin.jacob@caviumnetworks.com>]

-----Original Message-----
> Date: Mon, 15 May 2017 11:34:53 +0800
> From: Jianbo Liu <jianbo.liu@linaro.org>
> To: dev@dpdk.org, tomasz.kantecki@intel.com,
>  jerin.jacob@caviumnetworks.com, ashwin.sekhar@caviumnetworks.com
> CC: Jianbo Liu <jianbo.liu@linaro.org>
> Subject: [PATCH v4 5/8] arch/arm: add vcopyq_laneq_u32 for old version of
>  gcc
> X-Mailer: git-send-email 1.8.3.1
> 
> Implement vcopyq_laneq_u32 if gcc version is lower than 7.
> 
> Signed-off-by: Jianbo Liu <jianbo.liu@linaro.org>

Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>

> ---
>  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
>