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Enable Point Evaluation Precompile #5

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Merged
merged 1 commit into from
Jun 16, 2022
Merged

Enable Point Evaluation Precompile #5

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20 changes: 20 additions & 0 deletions core/vm/contracts.go
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Original file line number Diff line number Diff line change
Expand Up @@ -110,7 +110,22 @@ var PrecompiledContractsBLS = map[common.Address]PrecompiledContract{
common.BytesToAddress([]byte{18}): &bls12381MapG2{},
}

var PrecompiledContractsDanksharding = map[common.Address]PrecompiledContract{
common.BytesToAddress([]byte{1}): &ecrecover{},
common.BytesToAddress([]byte{2}): &sha256hash{},
common.BytesToAddress([]byte{3}): &ripemd160hash{},
common.BytesToAddress([]byte{4}): &dataCopy{},
common.BytesToAddress([]byte{5}): &bigModExp{eip2565: true},
common.BytesToAddress([]byte{6}): &bn256AddIstanbul{},
common.BytesToAddress([]byte{7}): &bn256ScalarMulIstanbul{},
common.BytesToAddress([]byte{8}): &bn256PairingIstanbul{},
common.BytesToAddress([]byte{9}): &blake2F{},
common.BytesToAddress([]byte{20}): &pointEvaluation{},
}


var (
PrecompiledAddressesDanksharding []common.Address
PrecompiledAddressesBerlin []common.Address
PrecompiledAddressesIstanbul []common.Address
PrecompiledAddressesByzantium []common.Address
Expand All @@ -130,11 +145,16 @@ func init() {
for k := range PrecompiledContractsBerlin {
PrecompiledAddressesBerlin = append(PrecompiledAddressesBerlin, k)
}
for k := range PrecompiledContractsDanksharding {
PrecompiledAddressesDanksharding = append(PrecompiledAddressesDanksharding , k)
}
}

// ActivePrecompiles returns the precompiles enabled with the current configuration.
func ActivePrecompiles(rules params.Rules) []common.Address {
switch {
case rules.IsSharding:
return PrecompiledAddressesDanksharding
case rules.IsBerlin:
return PrecompiledAddressesBerlin
case rules.IsIstanbul:
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2 changes: 2 additions & 0 deletions core/vm/evm.go
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Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,8 @@ type (
func (evm *EVM) precompile(addr common.Address) (PrecompiledContract, bool) {
var precompiles map[common.Address]PrecompiledContract
switch {
case evm.chainRules.IsSharding:
precompiles = PrecompiledContractsDanksharding
case evm.chainRules.IsBerlin:
precompiles = PrecompiledContractsBerlin
case evm.chainRules.IsIstanbul:
Expand Down