public FunctionNode get(Address addr) {
		return addrToNode.get(addr);
	}
Get the FunctionNode associated with a specific address
@param addr the Address to search for
@return the corresponding FunctionNode (or null if addr maps to nothing)
Ghidra/Features/VersionTrackingBSim/src/main/java/ghidra/feature/vt/api/FunctionNodeContainer.java