Re: [x265] Interested in fast popcnt substitute below SSE4.2?

[Praveen Tiwari]

Hi Mario,

Sorry for late reply, you have shared an interesting and useful
information. Currently we are doing some experimental refactoring over the
ASM code base, so it might take some time. Hoping to receive more post like
this.

Regards,
Praveen Tiwari

On Wed, Mar 1, 2017 at 8:21 PM, Mario *LigH* Rohkrämer 
wrote:

> Apparently not interesting...
>
>
>
> Am 23.02.2017, 10:05 Uhr, schrieb Mario *LigH* Rohkrämer  >:
>
> Another point of view on this matter:
>>
>> http://danluu.com/assembly-intrinsics/
>>
>> Seems to relativate the impact.
>>
>> I don't know if you already knew about all this before...
>>
>>
>> Am 22.02.2017, 13:39 Uhr, schrieb Mario *LigH* Rohkrämer > >:
>>
>> http://wm.ite.pl/articles/sse-popcount.html
>>>
>>> May even be faster than the popcnt instruction implemented in a
>>> supporting CPU!
>>>
>>> Found via a German "conspiracy news" blog (no, that's not at all meant
>>> seriously) which sometimes also mentions computer security issues and
>>> interesting programming challenges: https://blog.fefe.de/?ts=a653b91f
>>>
>>>
>>
>>
>
> --
>
> Fun and success!
> Mario *LigH* Rohkrämer
> mailto:cont...@ligh.de
>
> ___
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>
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Re: [x265] Interested in fast popcnt substitute below SSE4.2?

[Mario *LigH* Rohkrämer]

Apparently not interesting...


Am 23.02.2017, 10:05 Uhr, schrieb Mario *LigH* Rohkrämer :


Another point of view on this matter:

http://danluu.com/assembly-intrinsics/

Seems to relativate the impact.

I don't know if you already knew about all this before...


Am 22.02.2017, 13:39 Uhr, schrieb Mario *LigH* Rohkrämer  
:



http://wm.ite.pl/articles/sse-popcount.html

May even be faster than the popcnt instruction implemented in a  
supporting CPU!


Found via a German "conspiracy news" blog (no, that's not at all meant  
seriously) which sometimes also mentions computer security issues and  
interesting programming challenges: https://blog.fefe.de/?ts=a653b91f








--

Fun and success!
Mario *LigH* Rohkrämer
mailto:cont...@ligh.de

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Re: [x265] Interested in fast popcnt substitute below SSE4.2?

[Mario *LigH* Rohkrämer]

Another point of view on this matter:

http://danluu.com/assembly-intrinsics/

Seems to relativate the impact.

I don't know if you already knew about all this before...


Am 22.02.2017, 13:39 Uhr, schrieb Mario *LigH* Rohkrämer :


http://wm.ite.pl/articles/sse-popcount.html

May even be faster than the popcnt instruction implemented in a  
supporting CPU!


Found via a German "conspiracy news" blog (no, that's not at all meant  
seriously) which sometimes also mentions computer security issues and  
interesting programming challenges: https://blog.fefe.de/?ts=a653b91f





--

Fun and success!
Mario *LigH* Rohkrämer
mailto:cont...@ligh.de

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[x265] Interested in fast popcnt substitute below SSE4.2?

[Mario *LigH* Rohkrämer]

http://wm.ite.pl/articles/sse-popcount.html

May even be faster than the popcnt instruction implemented in a supporting  
CPU!


Found via a German "conspiracy news" blog (no, that's not at all meant  
seriously) which sometimes also mentions computer security issues and  
interesting programming challenges: https://blog.fefe.de/?ts=a653b91f


--

Fun and success!
Mario *LigH* Rohkrämer
mailto:cont...@ligh.de

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