private void createSymbol(Address functionAddr, String functionName, Program program) {
		SymbolTable symbolTable = program.getSymbolTable();
		try {
			symbolTable.createLabel(functionAddr, functionName, SourceType.ANALYSIS);
		}
		catch (InvalidInputException e) {
			// ignore
		}
	}
Create symbol at known function location if missing
Ghidra/Features/Base/src/main/java/ghidra/test/processors/support/ProcessorEmulatorTestAdapter.java