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How I Doubled My Lookup Performance with a Bitwise Trick
https://maltsev.space/blog/012-simd-within-a-register-how-i-doubled-hash-table-lookup-performance

https://redd.it/1m0tcd6
@programmingreddit
MALTSEV.SPACE SIMD Within a Register: How I Doubled Hash Table Lookup Performance It started with a simple thought: four bytes in a hash table bucket look just like an integer. Luckily, this one idea led to a deep dive into bit-twiddling and a 2x performance boost.
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