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Improve the blake2s hash circuit #243

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XuyangSong opened this issue Nov 6, 2023 · 0 comments

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XuyangSong commented Nov 6, 2023

Now, we have a straightforward blake2s hash circuit implementation, which could be more efficient. A lookup table with 8 bits would help.

convert the range check to lookup
convert the xor, shift, and other operations to lookup, inspired by halo2 sha256 implementation.
other potential tricks to improve it, from Risc0 and Miden, perhaps

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