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From: Jan Viktorin <viktorin@rehivetech.com>
To: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH 2/3] lpm: add support for NEON
Date: Wed, 2 Dec 2015 14:43:40 +0100	[thread overview]
Message-ID: <20151202144340.6b846d81@pcviktorin.fit.vutbr.cz> (raw)
In-Reply-To: <1448904253-12929-3-git-send-email-jerin.jacob@caviumnetworks.com>

On Mon, 30 Nov 2015 22:54:12 +0530
Jerin Jacob <jerin.jacob@caviumnetworks.com> wrote:

> enabled CONFIG_RTE_LIBRTE_LPM, CONFIG_RTE_LIBRTE_TABLE,
> CONFIG_RTE_LIBRTE_PIPELINE libraries for arm64.
> 
> TABLE, PIPELINE libraries were disabled due to LPM library dependency.
> 
> Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
> ---
>  app/test/test_lpm.c                        |  10 +-
>  config/defconfig_arm64-armv8a-linuxapp-gcc |   3 -
>  lib/librte_lpm/Makefile                    |   3 +
>  lib/librte_lpm/rte_lpm.h                   |   5 +
>  lib/librte_lpm/rte_lpm_neon.h              | 172 +++++++++++++++++++++++++++++
>  5 files changed, 185 insertions(+), 8 deletions(-)
>  create mode 100644 lib/librte_lpm/rte_lpm_neon.h
> 
> [snip]
>  
>  # this lib needs eal
>  DEPDIRS-$(CONFIG_RTE_LIBRTE_LPM) += lib/librte_eal
> diff --git a/lib/librte_lpm/rte_lpm.h b/lib/librte_lpm/rte_lpm.h
> index c299ce2..12b75ce 100644
> --- a/lib/librte_lpm/rte_lpm.h
> +++ b/lib/librte_lpm/rte_lpm.h
> @@ -361,6 +361,9 @@ rte_lpm_lookup_bulk_func(const struct rte_lpm *lpm, const uint32_t * ips,
>  /* Mask four results. */
>  #define	 RTE_LPM_MASKX4_RES	UINT64_C(0x00ff00ff00ff00ff)
>  
> +#if defined(RTE_ARCH_ARM64)
> +#include "rte_lpm_neon.h"
> +#else
>  /**
>   * Lookup four IP addresses in an LPM table.
>   *
> @@ -473,6 +476,8 @@ rte_lpm_lookupx4(const struct rte_lpm *lpm, __m128i ip, uint16_t hop[4],
>  	hop[3] = (tbl[3] & RTE_LPM_LOOKUP_SUCCESS) ? (uint8_t)tbl[3] : defv;
>  }
>  
> +#endif
> +

I would separate the SSE implementation into its own file as well.

Otherwise, I like this patch. I hope to be able to test it soon.

>  [snip]


-- 
   Jan Viktorin                  E-mail: Viktorin@RehiveTech.com
   System Architect              Web:    www.RehiveTech.com
   RehiveTech
   Brno, Czech Republic

  reply	other threads:[~2015-12-02 13:46 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-30 17:24 [dpdk-dev] [PATCH 0/3] add lpm " Jerin Jacob
2015-11-30 17:24 ` [dpdk-dev] [PATCH 1/3] eal: introduce rte_vect_* abstractions Jerin Jacob
2015-12-02 13:43   ` Jan Viktorin
2015-12-02 14:51     ` Jerin Jacob
2015-11-30 17:24 ` [dpdk-dev] [PATCH 2/3] lpm: add support for NEON Jerin Jacob
2015-12-02 13:43   ` Jan Viktorin [this message]
2015-12-02 14:56     ` Jerin Jacob
2015-12-02 15:00       ` Jan Viktorin
2015-11-30 17:24 ` [dpdk-dev] [PATCH 3/3] maintainers: claim responsibility for arm64 specific files of hash and lpm Jerin Jacob
2015-12-02 13:43   ` Jan Viktorin
2015-12-02 14:57     ` Jerin Jacob
2015-12-02 13:43 ` [dpdk-dev] [PATCH 0/3] add lpm support for NEON Jan Viktorin
2015-12-02 14:41   ` Jerin Jacob
2015-12-04 15:14 ` [dpdk-dev] [PATCH v2 " Jerin Jacob
2015-12-04 15:14   ` [dpdk-dev] [PATCH v2 1/3] lpm: make rte_lpm_lookupx4 API definition architecture agnostic Jerin Jacob
2015-12-07  6:15     ` Jianbo Liu
2015-12-07  6:57       ` Jerin Jacob
2015-12-07 14:06     ` Ananyev, Konstantin
2015-12-04 15:14   ` [dpdk-dev] [PATCH v2 2/3] lpm: add support for NEON Jerin Jacob
2015-12-04 15:14   ` [dpdk-dev] [PATCH v2 3/3] maintainers: claim responsibility for arm64 specific files of hash and lpm Jerin Jacob
2016-01-29  4:10   ` [dpdk-dev] [PATCH v3 0/3] add lpm support for NEON Jerin Jacob
2016-01-29  4:10     ` [dpdk-dev] [PATCH v3 1/3] lpm: make rte_lpm_lookupx4 API definition architecture agnostic Jerin Jacob
2016-01-29  4:10     ` [dpdk-dev] [PATCH v3 2/3] lpm: add support for NEON Jerin Jacob
2016-02-11 11:46       ` Thomas Monjalon
2016-02-12  6:47         ` Jerin Jacob
2016-02-12  8:42           ` Thomas Monjalon
2016-01-29  4:10     ` [dpdk-dev] [PATCH v3 3/3] maintainers: claim responsibility for arm64 specific files of hash and lpm Jerin Jacob
2016-02-08  9:29     ` [dpdk-dev] [PATCH v3 0/3] add lpm support for NEON Jerin Jacob
2016-02-12 12:28     ` [dpdk-dev] [PATCH v4 " Jerin Jacob
2016-02-12 12:28       ` [dpdk-dev] [PATCH v4 1/3] lpm: make rte_lpm_lookupx4 API definition architecture agnostic Jerin Jacob
2016-03-01 17:42         ` Thomas Monjalon
2016-03-02  6:28           ` Jerin Jacob
2016-02-12 12:28       ` [dpdk-dev] [PATCH v4 2/3] lpm: add support for NEON Jerin Jacob
2016-03-01 17:46         ` Thomas Monjalon
2016-03-02  6:45           ` Jerin Jacob
2016-02-12 12:28       ` [dpdk-dev] [PATCH v4 3/3] maintainers: claim responsibility for arm64 specific files of hash and lpm Jerin Jacob
2016-03-01 17:47         ` Thomas Monjalon
2016-03-02  6:46           ` Jerin Jacob
2016-02-16 13:27       ` [dpdk-dev] [PATCH v4 0/3] add lpm support for NEON Kobylinski, MichalX
2016-02-16 16:44         ` Jerin Jacob
2016-02-18 10:26           ` Kobylinski, MichalX
2016-02-19  0:34             ` Jerin Jacob
2016-03-11  3:52       ` [dpdk-dev] [PATCH v5 " Jerin Jacob
2016-03-11  3:52         ` [dpdk-dev] [PATCH v5 1/3] lpm: make rte_lpm_lookupx4 API definition architecture agnostic Jerin Jacob
2016-03-11  3:52         ` [dpdk-dev] [PATCH v5 2/3] lpm: add support for NEON Jerin Jacob
2016-03-11  3:52         ` [dpdk-dev] [PATCH v5 3/3] Maintainers: claim responsibility for arm64 specific files of hash Jerin Jacob
2016-03-11 14:24         ` [dpdk-dev] [PATCH v5 0/3] add lpm support for NEON Thomas Monjalon

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