Use newly added API in MRegisterInfo.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16060 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/CodeGen/LiveIntervalAnalysis.h b/include/llvm/CodeGen/LiveIntervalAnalysis.h
index 37b6457..73d730a 100644
--- a/include/llvm/CodeGen/LiveIntervalAnalysis.h
+++ b/include/llvm/CodeGen/LiveIntervalAnalysis.h
@@ -47,6 +47,8 @@
     typedef std::map<unsigned, unsigned> Reg2RegMap;
     Reg2RegMap r2rMap_;
 
+    std::vector<bool> allocatableRegs_;
+
   public:
     struct InstrSlots
     {