1 files changed, 15 insertions, 9 deletions
diff --git a/include/llvm/Target/TargetSubtargetInfo.h b/include/llvm/Target/TargetSubtargetInfo.h
index 9cb07a5c6daea..9440c56dcf17e 100644
--- a/include/llvm/Target/TargetSubtargetInfo.h
+++ b/include/llvm/Target/TargetSubtargetInfo.h
@@ -1,4 +1,4 @@
-//==-- llvm/Target/TargetSubtargetInfo.h - Target Information ----*- C++ -*-==//
+//===- llvm/Target/TargetSubtargetInfo.h - Target Information ---*- C++ -*-===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -20,21 +20,29 @@
 #include "llvm/CodeGen/PBQPRAConstraint.h"
 #include "llvm/CodeGen/ScheduleDAGMutation.h"
 #include "llvm/CodeGen/SchedulerRegistry.h"
-#include "llvm/MC/MCInst.h"
 #include "llvm/MC/MCSubtargetInfo.h"
 #include "llvm/Support/CodeGen.h"
 #include <memory>
 #include <vector>
 
+
 namespace llvm {
 
 class CallLowering;
+class InstrItineraryData;
+struct InstrStage;
 class InstructionSelector;
 class LegalizerInfo;
 class MachineInstr;
+struct MachineSchedPolicy;
+struct MCReadAdvanceEntry;
+struct MCWriteLatencyEntry;
+struct MCWriteProcResEntry;
 class RegisterBankInfo;
 class SDep;
 class SelectionDAGTargetInfo;
+struct SubtargetFeatureKV;
+struct SubtargetInfoKV;
 class SUnit;
 class TargetFrameLowering;
 class TargetInstrInfo;
@@ -42,7 +50,7 @@ class TargetLowering;
 class TargetRegisterClass;
 class TargetRegisterInfo;
 class TargetSchedModel;
-struct MachineSchedPolicy;
+class Triple;
 
 //===----------------------------------------------------------------------===//
 ///
@@ -64,13 +72,13 @@ protected: // Can only create subclasses...
 public:
   // AntiDepBreakMode - Type of anti-dependence breaking that should
   // be performed before post-RA scheduling.
-  typedef enum { ANTIDEP_NONE, ANTIDEP_CRITICAL, ANTIDEP_ALL } AntiDepBreakMode;
-  typedef SmallVectorImpl<const TargetRegisterClass *> RegClassVector;
+  using AntiDepBreakMode = enum { ANTIDEP_NONE, ANTIDEP_CRITICAL, ANTIDEP_ALL };
+  using RegClassVector = SmallVectorImpl<const TargetRegisterClass *>;
 
   TargetSubtargetInfo() = delete;
   TargetSubtargetInfo(const TargetSubtargetInfo &) = delete;
-  void operator=(const TargetSubtargetInfo &) = delete;
-  virtual ~TargetSubtargetInfo();
+  TargetSubtargetInfo &operator=(const TargetSubtargetInfo &) = delete;
+  ~TargetSubtargetInfo() override;
 
   virtual bool isXRaySupported() const { return false; }
 
@@ -112,7 +120,6 @@ public:
 
   /// getRegisterInfo - If register information is available, return it.  If
   /// not, return null.
-  ///
   virtual const TargetRegisterInfo *getRegisterInfo() const { return nullptr; }
 
   /// If the information for the register banks is available, return it.
@@ -121,7 +128,6 @@ public:
 
   /// getInstrItineraryData - Returns instruction itinerary data for the target
   /// or specific subtarget.
-  ///
   virtual const InstrItineraryData *getInstrItineraryData() const {
     return nullptr;
   }