[dpdk-dev] [PATCH 5/6] eal/arm: fix warnings seen with armv8a clang

[Jerin Jacob]

-----Original Message-----
> Date: Wed, 10 May 2017 03:16:42 -0700
> From: Ashwin Sekhar T K <ashwin.sekhar at caviumnetworks.com>
> To: thomas at monjalon.net, jerin.jacob at caviumnetworks.com,
>  maciej.czekaj at caviumnetworks.com, viktorin at rehivetech.com,
>  jianbo.liu at linaro.org, bruce.richardson at intel.com,
>  pablo.de.lara.guarch at intel.com, konstantin.ananyev at intel.com
> Cc: dev at dpdk.org, Ashwin Sekhar T K <ashwin.sekhar at caviumnetworks.com>
> Subject: [dpdk-dev] [PATCH 5/6] eal/arm: fix warnings seen with armv8a clang
> X-Mailer: git-send-email 2.13.0.rc1
> 
> Fixed warning -Wasm-operand-widths seen with armv8a
> clang compilation.
> 
> Signed-off-by: Ashwin Sekhar T K <ashwin.sekhar at caviumnetworks.com>

Reviewed-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>

> ---
>  lib/librte_eal/common/include/arch/arm/rte_byteorder.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/lib/librte_eal/common/include/arch/arm/rte_byteorder.h b/lib/librte_eal/common/include/arch/arm/rte_byteorder.h
> index 1b312b306..0a29f4bb4 100644
> --- a/lib/librte_eal/common/include/arch/arm/rte_byteorder.h
> +++ b/lib/librte_eal/common/include/arch/arm/rte_byteorder.h
> @@ -52,7 +52,7 @@ static inline uint16_t rte_arch_bswap16(uint16_t _x)
>  {
>  	register uint16_t x = _x;
>  
> -	asm volatile ("rev16 %0,%1"
> +	asm volatile ("rev16 %w0,%w1"
>  		      : "=r" (x)
>  		      : "r" (x)
>  		      );
> -- 
> 2.13.0.rc1
>