[Mesa-dev] [PATCH] st/mesa: use u_bit_scan64() on 64-bit CPUs

[Roland Scheidegger]

Am 21.10.2016 um 15:17 schrieb Marek Olšák:
> On Oct 21, 2016 12:06 PM, "Jan Ziak" <0xe2.0x9a.0x9b at gmail.com
> <mailto:0xe2.0x9a.0x9b at gmail.com>> wrote:
>>
>> On Fri, Oct 21, 2016 at 12:04 PM, Marek Olšák <maraeo at gmail.com
> <mailto:maraeo at gmail.com>> wrote:
>> > This won't make it faster.
>>
>> Why?
> 
> It's obviously a micro optimization that adds more stuff than it
> benefits the runtime. I don't think that real performance improvements
> will be so simple and obvious.
> 
> Marek
> 

Still, shouldn't it be faster though, even if just very very minimally so?

Roland