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iden3 / go-iden3-crypto

Go implementation of some cryptographic primitives (that fit inside the SNARK field) and compatible with circomlib
Apache License 2.0
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Feature/babyjubjub optimization #29

Closed arnaucube closed 3 years ago

arnaucube commented 4 years ago 
Benchmarks (On a Intel(R) Core(TM) i7-8705G CPU @ 3.10GHz, with 32 GB of RAM):

- Old (commit: e04ca5764a153717d7966e523a9cc8d7305bfcf8):
BenchmarkBabyjub/AddConst-8              1000000              1072 ns/op
BenchmarkBabyjub/AddRnd-8                  93417             12943 ns/op
BenchmarkBabyjub/MulRnd-8                    252           4797810 ns/op
BenchmarkBabyjub/Compress-8              7291580               166 ns/op
BenchmarkBabyjub/InCurve-8                611137              1999 ns/op
BenchmarkBabyjub/InSubGroup-8             615792              2021 ns/op
BenchmarkBabyjubEddsa/SignMimc7-8            126           9358542 ns/op
BenchmarkBabyjubEddsa/VerifyMimc7-8          124           9484005 ns/op
BenchmarkBabyjubEddsa/SignPoseidon-8                 126           9486484 ns/op
BenchmarkBabyjubEddsa/VerifyPoseidon-8               126           9622807 ns/op

- With new point addition algorithm (commit: aab1a681dd4b00cab49f39f9e30d6f28034589c1):
BenchmarkBabyjub/AddConst-8              1356836               881 ns/op
BenchmarkBabyjub/AddRnd-8                 274112              4220 ns/op
BenchmarkBabyjub/MulRnd-8                    492           2474412 ns/op
BenchmarkBabyjub/Compress-8              6964855               197 ns/op
BenchmarkBabyjub/InCurve-8                608169              2008 ns/op
BenchmarkBabyjub/InSubGroup-8             618772              1954 ns/op
BenchmarkBabyjubEddsa/SignMimc7-8            238           4962397 ns/op
BenchmarkBabyjubEddsa/VerifyMimc7-8          235           5234883 ns/op
BenchmarkBabyjubEddsa/SignPoseidon-8                 240           5028720 ns/op
BenchmarkBabyjubEddsa/VerifyPoseidon-8               243           5226654 ns/op

Point Addition: ~3x
Point scalar Mul: ~1.9x
Signature (poseidon): ~1.88x
Verification (poseidon): ~1.84x

- With new point addition algorithm & goff (current commit):
BenchmarkBabyjub/AddConst-8              3000531               400 ns/op
BenchmarkBabyjub/AddRnd-8                2770335               428 ns/op
BenchmarkBabyjub/MulRnd-8                   6636            175522 ns/op
BenchmarkBabyjub/Compress-8              7358768               180 ns/op
BenchmarkBabyjub/InCurve-8                539193              1950 ns/op
BenchmarkBabyjub/InSubGroup-8             601402              1958 ns/op
BenchmarkBabyjubEddsa/SignMimc7-8           2940            409487 ns/op
BenchmarkBabyjubEddsa/VerifyMimc7-8         2908            414407 ns/op
BenchmarkBabyjubEddsa/SignPoseidon-8                2395            493165 ns/op
BenchmarkBabyjubEddsa/VerifyPoseidon-8              2491            494849 ns/op

Point Addition: ~9.86x
Point scalar Mul: ~14x
Signature (poseidon): ~10.2x
Verification (poseidon): ~10.56x

---

Total improvement (from old to current):
Point Addition: ~30.24x
Point scalar Mul: ~27.33x
Signature (poseidon): ~19.24x
Verification (poseidon): ~19.44x