[Ffmpeg-devel] bfin cpu specific build options

[Guillaume POIRIER]

Hi,

On 2/21/07, M?ns Rullg?rd <mans at mansr.com> wrote:
>
> Marc Hoffman said:
> > Not sure if this needs an explanation.
> >
> > Index: configure
> > ===================================================================
> > --- configure        (revision 8047)
> > +++ configure        (working copy)
> > @@ -1329,6 +1329,11 @@
> >          sparc64)
> >              add_cflags "-mcpu=v9"
> >          ;;
> > +        bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
> > +            add_cflags "-mfdpic"
> > +            add_ldflags "-mfdpic"
> > +            add_ldflags "-Wl,--defsym,__stacksize=0x40000"
> > +            ;;
>
> The ;; indentation is inconsistent.  Otherwise OK.  I don't know blackfin,
> so I assume the options are correct.

I'm curious about the necessity of specifying stack size value. Is
this meant to optimize better, or is it necessary to just get ffmpeg
to compile and run correctly?

Guillaume