-/// \brief Create Printable object to print virtual registers and physical
-/// registers on a \ref raw_ostream.
-Printable PrintVRegOrUnit(unsigned VRegOrUnit, const TargetRegisterInfo *TRI);
+/// It is often convenient to track virtual registers and
+/// physical register units in the same list.
+class PrintVRegOrUnit : protected PrintRegUnit {
+public:
+ PrintVRegOrUnit(unsigned VRegOrUnit, const TargetRegisterInfo *tri)
+ : PrintRegUnit(VRegOrUnit, tri) {}
+ void print(raw_ostream&) const;
+};
+
+static inline raw_ostream &operator<<(raw_ostream &OS,
+ const PrintVRegOrUnit &PR) {
+ PR.print(OS);
+ return OS;
+}
+
+/// Helper class for printing lane masks.
+///
+/// They are currently printed out as hexadecimal numbers.
+/// Usage: OS << PrintLaneMask(Mask);
+class PrintLaneMask {
+protected:
+ LaneBitmask LaneMask;
+public:
+ PrintLaneMask(LaneBitmask LaneMask)
+ : LaneMask(LaneMask) {}
+ void print(raw_ostream&) const;
+};