[FFmpeg-devel] [PATCH] nasm support

Reimar Döffinger Reimar.Doeffinger
Sat Sep 4 09:33:47 CEST 2010


On Fri, Sep 03, 2010 at 08:43:10PM -0700, Dave Yeo wrote:
> Thank you
> 
> On 09/03/10 10:05 am, Reimar D?ffinger wrote:
> >On Fri, Sep 03, 2010 at 06:56:03PM +0200, Reimar D?ffinger wrote:
> >>Hello,
> >>this allows compiling FFmpeg asm code with nasm.
> >>Advantages:
> >>1) nasm support OS/2 OMF format
> 
> Easier to use aout and convert at the linking stage. OMF defaults to
> 16 bit under nasm and we already use aout for the object files.

yasm can't even produce a.out ?

> >>2) there's a Cygwin package for nasm
> >>Tested on 64 bit Linux, compiles and passes tests.
> >>Obviously it would be a good idea for someone to test it
> >>on 32 bit...
> 
> Needed a couple of
> -section .text align=16
> +section .text
> +align 16
> to assemble here.

Well, if anything all should be converted.
However I am not sure these are actually doing the same thing?
Aligning the section and aligning the data inside it do not
necessarily have to be the same thing.
Also I had not such problem here with 2.08.02, can you make
sure you have that or a newer version?



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