Implements include/exclude register lists for translation.

src/IceCfg.h

Index: src/IceCfg.h
diff --git a/src/IceCfg.h b/src/IceCfg.h
index 338f8f14ae6a5c884107d38888423ceef591555b..47bdd04ba4ccc259e1fbc2c3bb8b021846e00fb3 100644
--- a/src/IceCfg.h
+++ b/src/IceCfg.h
@@ -51,7 +51,7 @@ public:
   uint32_t getSequenceNumber() const { return SequenceNumber; }
 
   static constexpr VerboseMask defaultVerboseMask() {
-    return IceV_All & ~IceV_Status;
+    return IceV_All & ~IceV_Status & ~IceV_AvailableRegs;
   }
   /// Returns true if any of the specified options in the verbose mask are set.
   /// If the argument is omitted, it checks if any verbose options at all are