4 Commits

Author SHA1 Message Date
Mamy Ratsimbazafy
d0f4ad8cda
Fix fuzz #1 failure: incorrect reduction of BigInt (#246) 2023-07-02 17:15:02 +02:00
Mamy Ratsimbazafy
0eba593951
Pasta / Halo2 MSM bench (#243)
* Pasta bench

* cleanup env variables

* [MSM]: generate benchmark coef-points pairs in parallel

* try to fix windows Ci

* add diagnostic info

* fix old test for new codecs/io primitives

* Ensure the projective point at infinity is not all zeros, but (0, 1, 0)
2023-06-04 17:41:54 +02:00
Mamy Ratsimbazafy
b1ef2682d6
Modular exponentiation (arbitrary output) and EIP-198 (#242)
* implement arbitrary precision modular exponentiation (prerequisite EIP-198)

* [modexp] implement exponentiation modulo 2ᵏ

* add inversion (mod 2ᵏ)

* [modexp] High-level wrapper for powmod with odd modulus

* [modexp] faster exponentiation (mod 2ᵏ) for even case and Euler's totient function odd case

* [modexp] implement general fast modular exponentiation

* Fix modular reduction with 64-bit modulus + fuzz powmod vs GMP

* add benchmark

* add EIP-198 support

* fixups following self review

* fix test paths
2023-06-01 23:38:41 +02:00
Mamy Ratsimbazafy
d996ccd5d8
Path reorgs (#240)
* move tests

* move threadpool to root path

* fix hints and warnings, print nim versions for tests for debugging the new strange issue in CI

* print nim version

* mixup on branches

* mixup on branches reloaded
2023-05-29 20:14:30 +02:00