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* [dpdk-stable] [PATCH] eal/arm64: fix instrinsic for ARM64 NEON with GCC < 4.9
@ 2018-01-31  0:07 Yongseok Koh
  2018-01-31  5:42 ` Jerin Jacob
  0 siblings, 1 reply; 3+ messages in thread
From: Yongseok Koh @ 2018-01-31  0:07 UTC (permalink / raw)
  To: jerin.jacob, jianbo.liu; +Cc: dev, Yongseok Koh, stable

vceqzq_u32() is being used by mlx5 PMD but added since gcc 4.9.

Fixes: 570acdb1da8a ("net/mlx5: add vectorized Rx/Tx burst for ARM")
Cc: stable@dpdk.org

Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
---
 lib/librte_eal/common/include/arch/arm/rte_vect.h | 6 ++++++
 1 file changed, 6 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 5cc34190f..2a18a6854 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 +78,12 @@ vcopyq_laneq_u32(uint32x4_t a, const int lane_a,
 typedef uint64_t poly64_t;
 typedef uint64x2_t poly64x2_t;
 typedef uint8_t poly128_t __attribute__((vector_size(16), aligned(16)));
+
+static inline uint32x4_t
+vceqzq_u32(uint32x4_t a)
+{
+	return (a == 0);
+}
 #endif
 
 /* NEON intrinsic vreinterpretq_u64_p128() is supported since GCC version 7 */
-- 
2.11.0

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [dpdk-stable] [PATCH] eal/arm64: fix instrinsic for ARM64 NEON with GCC < 4.9
  2018-01-31  0:07 [dpdk-stable] [PATCH] eal/arm64: fix instrinsic for ARM64 NEON with GCC < 4.9 Yongseok Koh
@ 2018-01-31  5:42 ` Jerin Jacob
  2018-01-31 11:21   ` [dpdk-stable] [dpdk-dev] " Thomas Monjalon
  0 siblings, 1 reply; 3+ messages in thread
From: Jerin Jacob @ 2018-01-31  5:42 UTC (permalink / raw)
  To: Yongseok Koh; +Cc: jianbo.liu, dev, stable

-----Original Message-----
> Date: Tue, 30 Jan 2018 16:07:08 -0800
> From: Yongseok Koh <yskoh@mellanox.com>
> To: jerin.jacob@caviumnetworks.com, jianbo.liu@arm.com
> CC: dev@dpdk.org, Yongseok Koh <yskoh@mellanox.com>, stable@dpdk.org
> Subject: [PATCH] eal/arm64: fix instrinsic for ARM64 NEON with GCC < 4.9
> X-Mailer: git-send-email 2.11.0
> 
> vceqzq_u32() is being used by mlx5 PMD but added since gcc 4.9.
> 
> Fixes: 570acdb1da8a ("net/mlx5: add vectorized Rx/Tx burst for ARM")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Yongseok Koh <yskoh@mellanox.com>

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

> ---
>  lib/librte_eal/common/include/arch/arm/rte_vect.h | 6 ++++++
>  1 file changed, 6 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 5cc34190f..2a18a6854 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 +78,12 @@ vcopyq_laneq_u32(uint32x4_t a, const int lane_a,
>  typedef uint64_t poly64_t;
>  typedef uint64x2_t poly64x2_t;
>  typedef uint8_t poly128_t __attribute__((vector_size(16), aligned(16)));
> +
> +static inline uint32x4_t
> +vceqzq_u32(uint32x4_t a)
> +{
> +	return (a == 0);
> +}
>  #endif
>  
>  /* NEON intrinsic vreinterpretq_u64_p128() is supported since GCC version 7 */
> -- 
> 2.11.0
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [dpdk-stable] [dpdk-dev] [PATCH] eal/arm64: fix instrinsic for ARM64 NEON with GCC < 4.9
  2018-01-31  5:42 ` Jerin Jacob
@ 2018-01-31 11:21   ` Thomas Monjalon
  0 siblings, 0 replies; 3+ messages in thread
From: Thomas Monjalon @ 2018-01-31 11:21 UTC (permalink / raw)
  To: Yongseok Koh; +Cc: dev, Jerin Jacob, jianbo.liu, stable

> > vceqzq_u32() is being used by mlx5 PMD but added since gcc 4.9.
> > 
> > Fixes: 570acdb1da8a ("net/mlx5: add vectorized Rx/Tx burst for ARM")
> > Cc: stable@dpdk.org
> > 
> > Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
> 
> Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>

Applied, thanks

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2018-01-31 11:22 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2018-01-31  0:07 [dpdk-stable] [PATCH] eal/arm64: fix instrinsic for ARM64 NEON with GCC < 4.9 Yongseok Koh
2018-01-31  5:42 ` Jerin Jacob
2018-01-31 11:21   ` [dpdk-stable] [dpdk-dev] " Thomas Monjalon

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