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Const-me/LookupTables

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5 mentions on Hacker News by 1 person: 1 story, 4 comments · first 2016-10-17 · latest 2020-08-06

Mentions per year 5 mentions · busiest year 2017 (2)
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  1. …when you have many values on input. I have wrote about it years before that article, see there: https://github.com/Const-me/LookupTables#test-results > I'd bet that the approach used here was tested and found to be faster on Haswell I'd…
    comment by Const-me · 2020-08-06 · in Simdjson: Parsing gigabytes of JSON per second
  2. …RAM access almost always. Here's a repo with 2 tests, counting bits, and calculating sine/cosine: https://github.com/Const-me/LookupTables Neither code is particularly cheap but still faster than RAM.
    comment by Const-me · 2019-02-09 · in Faster remainders when the divisor is a constant: beating compilers & libdivide
  3. > i am potentially wrong Not just potentially. See this: https://github.com/Const-me/LookupTables
    comment by Const-me · 2017-08-30 · in An adventure in trying to optimize math.Atan2 with Go assembly
  4. …versus calculation is no longer true today. Here’s my article on the related topic, lookup tables: https://github.com/Const-me/LookupTables If I wanted to implement efficient life simulator, I’d probably used the fact that with AVX2, it’s…
    comment by Const-me · 2017-01-03 · in Why recursive data structures?