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Re:Iguana: fast SIMD-optimized decompression by powturbo on Thursday June 01, 2023 @06:32AM (#36149389)
Ideally, dynamic detecting cpu isa (sse/avx2/avx512) and respectively dispatching, used in most of my projects for ex. [1] and [2]

- [1] https://github.com/powturbo/Turbo-Range-Coder

- [2] https://github.com/powturbo/Turbo-Base64

Re:Iguana: fast SIMD-optimized decompression by adgjlsfhk1 on Thursday June 01, 2023 @12:18PM (#36153362)
honestly you can probably stop supporting pre avx2 for a lot of use cases. avx2 is 2014 so those machines are pretty much at end of life. this also has the advantage that it lets you assume native fma hardware