@Override
  public boolean isJumpDestInvalid(final int jumpDestination) {
    if (jumpDestination < 0 || jumpDestination >= getSize()) {
      return true;
    }
    if (validJumpDestinations == null || validJumpDestinations.length == 0) {
      validJumpDestinations = calculateJumpDests();
    }

    final long targetLong = validJumpDestinations[jumpDestination >>> 6];
    final long targetBit = 1L << (jumpDestination & 0x3F);
    return (targetLong & targetBit) == 0L;
  }
Size of the Code, in bytes

@return The number of bytes in the code.
evm/src/main/java/org/hyperledger/besu/evm/code/CodeV0.java