[vlc-devel] commit: NEON vectorized fi32->s16l audio filter ( Rémi Denis-Courmont )

[Rémi Denis-Courmont]

Le dimanche 6 septembre 2009 13:55:48 git version control, vous avez écrit :
> +    while (nb_samples & 3)
> +    {
> +        const int16_t roundup = 1 << 12;
> +        asm volatile (
> +            "qadd r0, %[inv], %[roundup]\n"
> +            "ssat %[outv], #16, r0, asr #13\n"
> +            : [outv] "=r" (*outp)
> +            : [inv] "r" (*inp), [roundup] "r" (roundup)
> +            : "r0");
> +        inp++;
> +        outp++;
> +        nb_samples--;
> +    }

If anyone cares, remove "& 3" and and you have an optimized fi32->s16l 
conversion for (non-M) ARMv6 and ARMv7.

-- 
Rémi Denis-Courmont
http://www.remlab.net/