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EIP-2539 BLS12-377 curve operations

StagnantCorecreated 2020-02-261 later proposal build on itrequires EIP-1109, EIP-2046

Precompiles for BLS12-377 curve operations

Authors: Alex Vlasov (@shamatar), hujw77 (@hujw77)

Depends on (2)

Proposals this one names in its requires field.

EIP-1109PRECOMPILEDCALL opcode (Remove CALL costs for precompiled contracts)EIP-2046Reduced gas cost for static calls made to precompiles

Built on by (1)

Later proposals that name this one in their requires field.

EIP-3026BW6-761 curve operations

What the specification covers

AbstractProposed addresses tableMotivationSpecificationFine points and encoding of base elementsField elements encoding:Encoding of points in G1/G2:Point of infinity encoding:Encoding of scalars for multiplication operation:ABI for operationsABI for G1 additionABI for G1 multiplicationABI for G1 multiexponentiationABI for G2 additionABI for G2 multiplicationABI for G2 multiexponentiationABI for pairingABI for mapping Fp element to G1 pointABI for mapping Fp2 element to G2 pointPrevention of DDoS on error handlingGas scheduleG1 additionG1 multiplicationG2 additionG2 multiplicationG1/G2 MultiexponentiationPairing operationFp-to-G1 mapping operationFp2-to-G2 mapping operationRationaleMultiexponentiation as a separate callBackwards CompatibilityImportant notesSubgroup checksTest CasesReference ImplementationSecurity ConsiderationsCopyright

This proposal declares no Solidity interface, so there is nothing to compute. It may be a core protocol change, a meta proposal, or written in prose only.

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