Revert last night's changes as they broke some tests. Will remerge parts of the patch.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11029 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/LiveIntervalAnalysis.h b/lib/CodeGen/LiveIntervalAnalysis.h
index 59441fb..7cf627b 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.h
+++ b/lib/CodeGen/LiveIntervalAnalysis.h
@@ -13,8 +13,8 @@
 // for register v if there is no instruction with number j' > j such
 // that v is live at j' abd there is no instruction with number i' < i
 // such that v is live at i'. In this implementation intervals can
-// have holes, i.e. an interval might look like [1,20), [50,65),
-// [1000,1001)
+// have holes, i.e. an interval might look like [1,20], [50,65],
+// [1000,1001]
 //
 //===----------------------------------------------------------------------===//
 
@@ -22,7 +22,11 @@
 #define LLVM_CODEGEN_LIVEINTERVALS_H
 
 #include "llvm/CodeGen/MachineFunctionPass.h"
+#include "llvm/CodeGen/MachineBasicBlock.h"
+#include <iostream>
 #include <list>
+#include <map>
+#include <vector>
 
 namespace llvm {
 
@@ -109,10 +113,6 @@
 
     public:
         virtual void getAnalysisUsage(AnalysisUsage &AU) const;
-        virtual void releaseMemory();
-
-        /// runOnMachineFunction - pass entry point
-        virtual bool runOnMachineFunction(MachineFunction&);
 
         Intervals& getIntervals() { return intervals_; }
 
@@ -134,6 +134,9 @@
         unsigned rep(unsigned reg);
 
     private:
+        /// runOnMachineFunction - pass entry point
+        bool runOnMachineFunction(MachineFunction&);
+
         /// computeIntervals - compute live intervals
         void computeIntervals();
 
@@ -161,10 +164,7 @@
 
         bool overlapsAliases(const Interval& lhs, const Interval& rhs) const;
 
-        unsigned getInstructionIndex(MachineInstr* instr) const {
-            assert(mi2iMap_.count(instr) && "instruction not assigned a number");
-            return mi2iMap_.find(instr)->second;
-        }
+        unsigned getInstructionIndex(MachineInstr* instr) const;
 
         void printRegName(unsigned reg) const;
     };