public int numSpacebase(AddrSpace basespace) {
		int index = basespace.getIndex();
		if (index >= spacebaselist.size()) {
			return 0;
		}
		return spacebaselist.get(index).size();
	}
If basespace is a virtual space, it has one (or more) registers or memory locations
associated with it that serve as base offsets, anchoring the virtual space in a physical space
@param basespace is the virtual space to check
@return the number of spacebase registers
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/pcodeCPort/translate/Translate.java