1 files changed, 8 insertions, 4 deletions
diff --git a/lib/CodeGen/ScheduleDAGInstrs.h b/lib/CodeGen/ScheduleDAGInstrs.h
index c878287..8a4ea85 100644
--- a/lib/CodeGen/ScheduleDAGInstrs.h
+++ b/lib/CodeGen/ScheduleDAGInstrs.h
@@ -110,10 +110,6 @@ namespace llvm {
     std::vector<std::vector<SUnit *> > Defs;
     std::vector<std::vector<SUnit *> > Uses;
  
-    /// DbgValueVec - Remember DBG_VALUEs that refer to a particular
-    /// register.
-    std::vector<MachineInstr *>DbgValueVec;
-
     /// PendingLoads - Remember where unknown loads are after the most recent
     /// unknown store, as we iterate. As with Defs and Uses, this is here
     /// to minimize construction/destruction.
@@ -128,6 +124,14 @@ namespace llvm {
     ///
     SmallSet<unsigned, 8> LoopLiveInRegs;
 
+  protected:
+
+    /// DbgValues - Remember instruction that preceeds DBG_VALUE.
+    typedef std::vector<std::pair<MachineInstr *, MachineInstr *> > 
+      DbgValueVector;
+    DbgValueVector DbgValues;
+    MachineInstr *FirstDbgValue;
+
   public:
     MachineBasicBlock::iterator Begin;    // The beginning of the range to
                                           // be scheduled. The range extends