[FFmpeg-devel] [PATCH] lavc/aarch64: Add neon implementation for sse8

[Martin Storsjö]

On Mon, 25 Jul 2022, Hubert Mazur wrote:

> Provide optimized implementation of sse8 function for arm64.
>
> Performance comparison tests are shown below.
> - sse_1_c: 133.0
> - sse_1_neon: 36.7
>
> Benchmarks and tests run with checkasm tool on AWS Graviton 3.
>
> Signed-off-by: Hubert Mazur <hum at semihalf.com>
> ---
> libavcodec/aarch64/me_cmp_init_aarch64.c |  3 +
> libavcodec/aarch64/me_cmp_neon.S         | 72 ++++++++++++++++++++++++
> 2 files changed, 75 insertions(+)

The same comments as for sse16 and sse4 apply here too.

// Martin