Generalize the HazardRecognizer interface so that it can be used
to support MachineInstr-based scheduling in addition to
SDNode-based scheduling.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62284 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/CellSPU/SPUHazardRecognizers.h b/lib/Target/CellSPU/SPUHazardRecognizers.h
index 6b73083..d0ae2d8 100644
--- a/lib/Target/CellSPU/SPUHazardRecognizers.h
+++ b/lib/Target/CellSPU/SPUHazardRecognizers.h
@@ -15,13 +15,14 @@
 #ifndef SPUHAZRECS_H
 #define SPUHAZRECS_H
 
-#include "llvm/CodeGen/ScheduleDAGSDNodes.h"
-#include "SPUInstrInfo.h"
+#include "llvm/CodeGen/ScheduleHazardRecognizer.h"
 
 namespace llvm {
+
+class TargetInstrInfo;
   
 /// SPUHazardRecognizer
-class SPUHazardRecognizer : public HazardRecognizer
+class SPUHazardRecognizer : public ScheduleHazardRecognizer
 {
 private:
   const TargetInstrInfo &TII;
@@ -29,8 +30,8 @@
 
 public:
   SPUHazardRecognizer(const TargetInstrInfo &TII);
-  virtual HazardType getHazardType(SDNode *Node);
-  virtual void EmitInstruction(SDNode *Node);
+  virtual HazardType getHazardType(SUnit *SU);
+  virtual void EmitInstruction(SUnit *SU);
   virtual void AdvanceCycle();
   virtual void EmitNoop();
 };
@@ -38,4 +39,3 @@
 } // end namespace llvm
 
 #endif
-