[Mesa-dev] [PATCH] R600/SI: allow 4 more input SGPRs to a shader

[Marek Olšák]

Please see my Mesa patch which moves index_bias to an SGPR. Doing it
conditionally would be messy.

Marek

On Mon, Apr 28, 2014 at 11:40 AM, Michel Dänzer <michel at daenzer.net> wrote:
> On 26.04.2014 22:36, Marek Olšák wrote:
>> From: Marek Olšák <marek.olsak at amd.com>
>>
>> Mesa needs one more SGPR, let's add 5 then, because it's a recurring issue.
>>
>> This is silly. Why cannot Mesa specify the calling convention?
>> Now I have to break transform feedback to support ARB_draw_indirect until
>> this patch is released. Or I'll have to wait until the release and then
>> merge ARB_draw_indirect support.
>
> Can't you do it the way we did several times before: Land the LLVM
> change, then land the Mesa change with the new functionality only
> enabled if built against LLVM >= 3.5?
>
>
> --
> Earthling Michel Dänzer            |                  http://www.amd.com
> Libre software enthusiast          |                Mesa and X developer