public DWARFCompilationUnit getDWARFCompilationUnit() {
		return cu;
	}
Indicates that the result of the expression is pointed to by the value in
register {{@link #lastRegister} (ie. lastRegister is a pointer to the result)
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/dwarf/expression/DWARFExpressionEvaluator.java