[Ffmpeg-devel] BlackFin lowlevel pixel operations PATCH

Måns Rullgård mans
Tue Mar 27 10:30:19 CEST 2007


Rich Felker <dalias at aerifal.cx> writes:

> On Mon, Mar 26, 2007 at 10:00:39PM -0400, Marc Hoffman wrote:
> Content-Description: message body text
>> 
>> This is the a set of video optimization for the Blackfin processor it
>> includes most of the low level pixel operations.
>
> Is there a reason you're using .S files? Generally gcc inline asm is
> preferred in order to avoid OS/ABI issues like function naming, binary
> format, section names, etc.

I used pure assembler for the ARM optimizations since gcc wouldn't let
me use all registers with inline asm statements, and it wouldn't have
contained any actual C code anyway.

-- 
M?ns Rullg?rd
mans at mansr.com




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