private Address getAddress(Program program1, String addressString) {
		if (addressString == null) {
			return addr;
		}

		Address newAddress = ProgramUtilities.parseAddress(program1, addressString);
		return newAddress == null ? addr : newAddress;
	}
Restore this function location using the given program and save state object.

@param program1 the program containing the function location
@param obj the save state object for saving the location
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/util/FunctionLocation.java