core/vm: direct check code hash during creation instead of resolving

Author: lightclient

core/vm/evm.go

@@ -463,7 +463,7 @@ func (evm *EVM) create(caller ContractRef, codeAndHash *codeAndHash, gas uint64,
 	// - the nonce is non-zero
 	// - the code is non-empty
 	// - the storage is non-empty
-	contractHash := evm.resolveCodeHash(address)
+	contractHash := evm.StateDB.GetCodeHash(address)
 	storageRoot := evm.StateDB.GetStorageRoot(address)
 	if evm.StateDB.GetNonce(address) != 0 ||
 		(contractHash != (common.Hash{}) && contractHash != types.EmptyCodeHash) || // non-empty code