Vectorization

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Sebastiano Vigna

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Nov 2, 2019, 1:21:51 PM11/2/19
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Thanks to a discussion with the Julia developers, I've become aware that on AVX2 xoshiro256++ can be vectorized very fruitfully:

http://prng.di.unimi.it/xoshiro256++-vect-speed.c

Filling an array takes 0.29 ns/word, or 0.13 cycles/B.

Ciao,

seba

auihnci...@gmail.com

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Nov 2, 2019, 2:05:40 PM11/2/19
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What is xoshiro256++- ? Is the ++- scrambler any better than ** or ++?
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