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Update README.md
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Geolm authored Jan 30, 2024
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Expand Up @@ -149,6 +149,8 @@ benchmark : mode precision
.mm256_log2_ps: 479.116 ms c std func: 3594.876 ms ratio: 7.50x
```

Don't forget : the function mm256_sincos_ps computes sinus and cosinus for the cost of one.

## why AVX2 ?

On multiple functions this library use a float as an int to have access to the mantissa and the exponent part. While it's doable with AVX1 using SSE4.2, I don't see the point of not using AVX2 which have been on intel CPU since 2013.
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