public boolean addLaneSize(String registerName, int laneSizeInBytes) {
		Register register = registerMap.get(registerName);
		if (register == null) {
			return false;
		}
		register.addLaneSize(laneSizeInBytes);
		return true;
	}
Add a vector lane size to the specified register.
@param registerName register name
@param laneSizeInBytes the size of the lane to add in bytes
@return true if register was found, else false
@throws UnsupportedOperationException if register is unable to support the definition of 
lanes.
@throws IllegalArgumentException if {@code laneSizeInBytes} is invalid
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/lang/RegisterBuilder.java