[Mesa-dev] Backends and support for pow-instructions

[Marek Olšák]

There already is an option: gl_shader_compiler_options::EmitNoPow, but
st/mesa never sets it to GL_TRUE.

Marek

On Sat, Jul 19, 2014 at 12:38 AM, Matt Turner <mattst88 at gmail.com> wrote:
> On Fri, Jul 18, 2014 at 3:25 PM, Marek Olšák <maraeo at gmail.com> wrote:
>> BTW, I have just noticed r600g also lowers POW and there is no mention
>> of POW in the SI ISA guide either, so I don't think radeons would
>> benefit from an optimization pass that adds POW instructions.
>
> Sure. We could of course add an option (like native integers) for
> does-my-backend-do-POW.