@Override
	public Address getDefaultFallThrough() {
		// TODO: This used to be in proto.  We need to override the proto's flowtype.
		//       This could be pushed back into the proto if we could override the flowType there.
		FlowType myFlowType = getFlowType();
		if (myFlowType.hasFallthrough()) {
			try {
				return address.addNoWrap(instrProto.getFallThroughOffset(this));
			}
			catch (AddressOverflowException e) {
				// ignore
			}
		}
		return null;
	}
Return the byte value repeated for all bytes within this instruction or null
if byte values vary.
@return repeated byte value or null if bytes vary
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/util/PseudoInstruction.java