[Mesa-dev] [PATCH 2/6] glsl: Implement any(v) as any_nequal(v, false).

Ilia Mirkin imirkin at alum.mit.edu
Tue Dec 1 15:45:20 PST 2015


On Tue, Dec 1, 2015 at 6:17 PM, Ian Romanick <idr at freedesktop.org> wrote:
> I think even if we add code to st_glsl_to_tgsi to recognize the
> any_nequal(v, false) pattern, it will still be a net reduction on lines
> of code.

That'd be fine with me.

I'm not trying to be difficult... but basically you have 10x the
manpower going into the intel driver and all the bits of mesa it uses
than the rest of the drivers put together. It can be easy to make
changes that accidentally make things worse for others. Even though in
a hypothetical scenario the drivers could deal with the changes, and
perhaps even be better as a result, it doesn't happen on its own. I
don't have time to be matching your firepower, so all I can do is
complain when I notice things become worse, esp for no good reason.

  -ilia


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