@Override
  public Operation.OperationResult executeFixedCostOperation(
      final MessageFrame frame, final EVM evm) {
    final Code code = frame.getCode();
    frame.pushStackItem(Words.intBytes(code.getSize()));

    return successResponse;
  }
Instantiates a new Code size operation.

@param gasCalculator the gas calculator
evm/src/main/java/org/hyperledger/besu/evm/operation/CodeSizeOperation.java