Add functional PrintReq command for memory-system debugging.

--HG--
extra : convert_revision : 73b753e57c355b7e6873f047ddc8cb371c3136b7
diff --git a/src/sim/sim_object.hh b/src/sim/sim_object.hh
index b70f1d5..20a35a3 100644
--- a/src/sim/sim_object.hh
+++ b/src/sim/sim_object.hh
@@ -131,6 +131,13 @@
     static void debugObjectBreak(const std::string &objs);
 #endif
 
+    /**
+     * Find the SimObject with the given name and return a pointer to
+     * it.  Priarily used for interactive debugging.  Argument is
+     * char* rather than std::string to make it callable from gdb.
+     */
+    static SimObject *find(const char *name);
+
   public:
     void recordEvent(const std::string &stat);
 };