base: Make Named::name() virtual

Allow inherited classes to modify the defaul behavior
of name(). This can be useful, for example, when the
class names relies on sub-modules' names.

Change-Id: I6a4bc0cd13ca05e75557ed90b12a6bd6708925ec
Signed-off-by: Daniel R. Carvalho <odanrc@yahoo.com.br>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/43245
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Maintainer: Giacomo Travaglini <giacomo.travaglini@arm.com>

src/base/named.hh

@@ -41,7 +41,7 @@ class Named
     Named(const std::string &name_) : _name(name_) { }
     virtual ~Named() = default;
 
-    const std::string &name() const { return _name; }
+    virtual const std::string &name() const { return _name; }
 };
 
 #endif // __BASE_NAMED_HH__