[FFmpeg-devel] ARM NEON optimisations
Mon Aug 25 19:04:33 CEST 2008
Luca Barbato <lu_zero at gentoo.org> writes:
> M?ns Rullg?rd wrote:
>> Luca Barbato <lu_zero at gentoo.org> writes:
>>> M?ns Rullg?rd wrote:
>>>> The functions are in different files from the from init function that
>>>> fills DSPContext. How would you have me do it?
>>> One init per file and then you call those, not sure which way is nicer.
>> Then I'd have to hardcode struct offsets in assembler, and we all know
>> how fragile that is.
> Brrr, no, this doesn't sound nice, still having symbols around for
> nothing is a bit of a waste. I'm too used to have plain C or inline asm
> and not pure asm files... ^^
I don't like inline assembler for large functions. It's harder to
read and write, and you have to battle gcc for everything. Writing
pure assembler also lets me use non-standard calling conventions
between internal functions.
mans at mansr.com
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