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From: Jianbo Liu <jianbo.liu@linaro.org>
To: Ashwin Sekhar T K <ashwin.sekhar@caviumnetworks.com>
Cc: Bruce Richardson <bruce.richardson@intel.com>,
	pablo.de.lara.guarch@intel.com,
	 Jerin Jacob <jerin.jacob@caviumnetworks.com>,
	dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v2] hash: add neon support for thash
Date: Fri, 28 Apr 2017 11:39:39 +0800	[thread overview]
Message-ID: <CAP4Qi39pFeg9=Xj851qovsVZDsYzFESLtzuf0PfkTvdXS_bP7w@mail.gmail.com> (raw)
In-Reply-To: <20170427123349.32554-1-ashwin.sekhar@caviumnetworks.com>

On 27 April 2017 at 20:33, Ashwin Sekhar T K
<ashwin.sekhar@caviumnetworks.com> wrote:
> Verified the changes with thash_autotest unit test case
>
> Signed-off-by: Ashwin Sekhar T K <ashwin.sekhar@caviumnetworks.com>
> ---
> v2:
> * Slightly modified the content of the commit message body
> * Added prefix [dpdk-dev] to the email subject line
>
>  lib/librte_hash/rte_thash.h | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/lib/librte_hash/rte_thash.h b/lib/librte_hash/rte_thash.h
> index a4886a8..60d58c6 100644
> --- a/lib/librte_hash/rte_thash.h
> +++ b/lib/librte_hash/rte_thash.h
> @@ -56,7 +56,7 @@ extern "C" {
>  #include <rte_ip.h>
>  #include <rte_common.h>
>
> -#ifdef __SSE3__
> +#if defined(__SSE3__) || defined(RTE_MACHINE_CPUFLAG_NEON)
>  #include <rte_vect.h>
>  #endif
>
> @@ -176,6 +176,11 @@ rte_thash_load_v6_addrs(const struct ipv6_hdr *orig, union rte_thash_tuple *targ
>         ipv6 = _mm_loadu_si128((const __m128i *)orig->dst_addr);
>         *(__m128i *)targ->v6.dst_addr =
>                         _mm_shuffle_epi8(ipv6, rte_thash_ipv6_bswap_mask);
> +#elif defined(RTE_MACHINE_CPUFLAG_NEON)
> +       uint8x16_t ipv6 = vld1q_u8((uint8_t const *)orig->src_addr);
> +       vst1q_u8((uint8_t *)targ->v6.src_addr, vrev32q_u8(ipv6));
> +       ipv6 = vld1q_u8((uint8_t const *)orig->dst_addr);
> +       vst1q_u8((uint8_t *)targ->v6.dst_addr, vrev32q_u8(ipv6));
>  #else
>         int i;
>         for (i = 0; i < 4; i++) {
> --
> 2.7.4
>

Acked-by: Jianbo Liu <jianbo.liu@linaro.org>

  reply	other threads:[~2017-04-28  3:39 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-27  8:08 [dpdk-dev] [PATCH] " Ashwin Sekhar T K
2017-04-27 12:33 ` [dpdk-dev] [PATCH v2] " Ashwin Sekhar T K
2017-04-28  3:39   ` Jianbo Liu [this message]
2017-07-03 13:02     ` Thomas Monjalon

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