[Mesa-dev] Problem with RX 480 on Alien: Isolation and Dota 2

[Miklós Máté]

On 09/13/2016 04:26 AM, Romain Failliot wrote:
> Hi!
>
> I've just bought myself an RX 480 (because of the open source drivers).
> I have Fedora 24 with GNOME 3.20, linux 4.7.2, mesa 12.0.2, llvm 3.8.0.
>
> I tested Alien: Isolation (that I couldn't even launch with my old HD 
> 6870), but there is a texture bug, see by yourself:
> https://youtu.be/zTZpWU9srL4
>
Alien Isolation uses compute shaders to calculate lighting. If they are 
unavailable, it uses the uninitialized memory, and you get an LSD trip. 
Radeonsi needs LLVM 3.9 for compute shaders (and GL 4.3). See 
https://bugs.freedesktop.org/show_bug.cgi?id=93144#c31

MM