Am 15.08.2014 02:36, schrieb Dave Airlie:
On 08/02/2014 02:11 PM, Jason Ekstrand wrote:
Most format conversion operations required by GL can be performed by
converting one channel at a time, shuffling the channels around, and
optionally filling missing channels with zeros and ones. This adds
a
function to do just that in a general, yet efficient, way.
v2:
* Add better comments including full docs for functions
* Don't use __typeof__
* Use inline helpers instead of writing out conversions by hand,
* Force full loop unrolling for better performance
This file seems to anger gcc a lot.
It seems to take upwards of a minute or two to compile here.
gcc 4.8.3 on 32-bit x86.
Dave.
For me (on our poor little Duron 1800/2 GB) it ran ~5 minutes...
gcc 4.8.1 on 32-bit x86.
Dieter
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