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janwas
8 months ago
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New exponent functions that make SiLU and SoftMax ...
With AVX-512 one can have a 128-byte table with one vector of lookups produced each cycle :)
celrod
8 months ago
[–]
Yes, I have an AVX512 double precision exp implementation that does this thanks to iperm2pd. This approach was also recommended by the Intel optimization manual -- a great resource.
I just went with straight math for single-precision, though.
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