String getPathname() {
			if (parent == null) {
				return "";
			}
			if (name == null) {
				return null;
			}
			String parentPath = parent.getPathname();
			if (parentPath == null) {
				return null;
			}
			if (parentPath.length() != 0) {
				parentPath += ".";
			}
			return parentPath + name;
		}
Get the byte value mask corresponding to the specified operand.
@param opIndex operand index within the instruction representation
@return byte mask or null if operand does not have a corresponding sub-constructor or attach
@throws IllegalStateException if prototype parse failed
@throws IndexOutOfBoundsException if opIndex is not a valid operand index
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/processors/sleigh/SleighDebugLogger.java