Re: [dpdk-dev] [PATCH 0/3] add lpm support for NEON

[Jan Viktorin <viktorin@rehivetech.com>]

Hello Jerin,

thank you for this patch series. Please CC me next time when doing an
ARM-related changes. It took me a while to find the related e-mails on
the mail server.

On Mon, 30 Nov 2015 22:54:10 +0530
Jerin Jacob <jerin.jacob@caviumnetworks.com> wrote:

> - Introduce new rte_vect_* abstractions in eal
> - This patch set has the changes required for optimised pm library usage in arm64 perspective
> - Tested on Juno and Thunder boards
> - Tested and verified the changes with following DPDK unit test cases
> 	--lpm_autotest
> 	--lpm6_autotest
> - This patch set has dependency on [dpdk-dev] [PATCH v4 0/2] disable CONFIG_RTE_SCHED_VECTOR for arm

What kind of dependency is it? Functional?

> - With these changes, arm64 platform supports all DPDK libraries(in feature wise)

Is there some ARMv8 specific NEON instruction?

> 
> Jerin Jacob (3):
>   eal: introduce rte_vect_* abstractions
>   lpm: add support for NEON
>   maintainers: claim responsibility for arm64 specific files of hash and
>     lpm
> 
>  MAINTAINERS                                       |   3 +
>  app/test/test_lpm.c                               |  10 +-
>  config/defconfig_arm64-armv8a-linuxapp-gcc        |   3 -
>  lib/librte_eal/common/include/arch/arm/rte_vect.h |  17 ++-
>  lib/librte_eal/common/include/arch/x86/rte_vect.h |   8 +
>  lib/librte_lpm/Makefile                           |   3 +
>  lib/librte_lpm/rte_lpm.h                          |   5 +
>  lib/librte_lpm/rte_lpm_neon.h                     | 172 ++++++++++++++++++++++
>  8 files changed, 212 insertions(+), 9 deletions(-)
>  create mode 100644 lib/librte_lpm/rte_lpm_neon.h
> 
> --
> 2.1.0
> 



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