Add trivial subtarget support


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25641 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Sparc/SparcTargetMachine.h b/lib/Target/Sparc/SparcTargetMachine.h
index 1f3096b..0977744 100644
--- a/lib/Target/Sparc/SparcTargetMachine.h
+++ b/lib/Target/Sparc/SparcTargetMachine.h
@@ -18,6 +18,7 @@
 #include "llvm/Target/TargetFrameInfo.h"
 #include "llvm/PassManager.h"
 #include "SparcV8InstrInfo.h"
+#include "SparcV8Subtarget.h"
 
 namespace llvm {
 
@@ -25,6 +26,7 @@
 class Module;
 
 class SparcV8TargetMachine : public TargetMachine {
+  SparcV8Subtarget Subtarget;
   SparcV8InstrInfo InstrInfo;
   TargetFrameInfo FrameInfo;
 public:
@@ -33,6 +35,7 @@
 
   virtual const SparcV8InstrInfo *getInstrInfo() const { return &InstrInfo; }
   virtual const TargetFrameInfo  *getFrameInfo() const { return &FrameInfo; }
+  virtual const TargetSubtarget  *getSubtargetImpl() const{ return &Subtarget; }
   virtual const MRegisterInfo *getRegisterInfo() const {
     return &InstrInfo.getRegisterInfo();
   }