Re: [Mesa3d-dev] Re: [Mesa3d-cvs] CVS Update: Mesa (branch: trunk)

[Brian P. <br...@va...>]

"David S. Miller" wrote:
> 
> Brian Paul writes:
>  > David, one comment: I see that glapi.c now has a dependency on
>  > the SPARC/sparc.h header file.  One of my goals for the gl*.[ch]
>  > dispatch files is that they're a self-contained group and have
>  > no dependencies on any other Mesa source files since they're
>  > also used by libGL (which has no dependencies on Mesa).
>  >
>  > Is is possible to remove this dependency?
> 
> I have to flush the instruction cache of the processor when I relocate
> the data references in the instructions of the glapi sparc table.
> 
> There is no standard library call to do this.
> 
> I could use GCC inline assembly when that is the compiler being used,
> but then this would still need a solution when a compiler other than
> GCC is used.

As it is now, the __glapi_sparc_icache_flush code is in the
SPARC/glapi_sparc.S file.  Can that file be compiled with a non-GCC
assembler (such as the Solaris assembler)?  Just curious.

Don't fret too much over this.  Since the assembly code is optional
there's not a hard dependency.

-Brian