[x265] [arm64] port filterPixelToShort
chen
chenm003 at 163.com
Thu Jun 24 01:38:40 UTC 2021
Could you please also try comments in last email? thanks.
At 2021-06-24 09:09:09, "Pop, Sebastian" <spop at amazon.com> wrote:
> +.macro filterPixelToShort_64xN h
> +function x265_filterPixelToShort_64x\h\()_neon
> + add x3, x3, x3
> + sub x3, x3, #0x40
> + movi v4.8h, #0xe0, lsl #8
> +.rept \h
> I guess unroll N is not good idea, because the code section too large, it most probability to make cache flush and missing.
Please see attached the amended patch to include the loop.
Ok to commit?
Thanks,
Sebastian
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