open eip2028 when Istanbul version enabled

okx · Jan 22, 2021 · d6b635c · d6b635c
1 parent 4a06840
commit d6b635c
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/x/evm/types/chain_config.go b/x/evm/types/chain_config.go
@@ -66,6 +66,16 @@ func (cc ChainConfig) EthereumConfig(chainID *big.Int) *params.ChainConfig {
 	}
 }
 
+// IsIstanbul returns whether the Istanbul version is enabled.
+func (cc ChainConfig) IsIstanbul() bool {
+	return getBlockValue(cc.IstanbulBlock) != nil
+}
+
+// IsHomestead returns whether the Homestead version is enabled.
+func (cc ChainConfig) IsHomestead() bool {
+	return getBlockValue(cc.HomesteadBlock) != nil
+}
+
 // String implements the fmt.Stringer interface
 func (cc ChainConfig) String() string {
 	out, _ := yaml.Marshal(cc)

diff --git a/x/evm/types/state_transition.go b/x/evm/types/state_transition.go
@@ -109,7 +109,7 @@ func (st StateTransition) newEVM(
 func (st StateTransition) TransitionDb(ctx sdk.Context, config ChainConfig) (*ExecutionResult, error) {
 	contractCreation := st.Recipient == nil
 
-	cost, err := core.IntrinsicGas(st.Payload, contractCreation, true, false)
+	cost, err := core.IntrinsicGas(st.Payload, contractCreation, config.IsHomestead(), config.IsIstanbul())
 	if err != nil {
 		return nil, sdkerrors.Wrap(err, "invalid intrinsic gas for transaction")
 	}