Reverting broken patch r52803.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52806 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/CodeGen/MachineModuleInfo.h

@@ -33,6 +33,7 @@
 
 #include "llvm/GlobalValue.h"
 #include "llvm/Pass.h"
+#include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/UniqueVector.h"
@@ -85,15 +86,10 @@ public:
 /// DIDeserializer - This class is responsible for casting GlobalVariables
 /// into DebugInfoDesc objects.
 class DIDeserializer {
-private:
-  std::map<GlobalVariable *, DebugInfoDesc *> GlobalDescs;
-                                        // Previously defined gloabls.
-  
+  // Previously defined gloabls.
+  DenseMap<GlobalVariable*, DebugInfoDesc*> GlobalDescs;
 public:
-  DIDeserializer() {}
-  ~DIDeserializer() {}
-  
-  const std::map<GlobalVariable *, DebugInfoDesc *> &getGlobalDescs() const {
+  const DenseMap<GlobalVariable *, DebugInfoDesc *> &getGlobalDescs() const {
     return GlobalDescs;
   }
 
@@ -107,27 +103,23 @@ public:
 /// DISerializer - This class is responsible for casting DebugInfoDesc objects
 /// into GlobalVariables.
 class DISerializer {
-private:
   Module *M;                            // Definition space module.
   PointerType *StrPtrTy;                // A "i8*" type.  Created lazily.
   PointerType *EmptyStructPtrTy;        // A "{ }*" type.  Created lazily.
+
+  // Types per Tag. Created lazily.
   std::map<unsigned, StructType *> TagTypes;
-                                        // Types per Tag.  Created lazily.
-  std::map<DebugInfoDesc *, GlobalVariable *> DescGlobals;
-                                        // Previously defined descriptors.
-  std::map<const std::string, Constant *> StringCache;
-                                        // Previously defined strings.
-                                          
+
+  // Previously defined descriptors.
+  DenseMap<DebugInfoDesc *, GlobalVariable *> DescGlobals;
+
+  // Previously defined strings.
+  DenseMap<const char *, Constant*> StringCache;
 public:
   DISerializer()
-  : M(NULL)
-  , StrPtrTy(NULL)
-  , EmptyStructPtrTy(NULL)
-  , TagTypes()
-  , DescGlobals()
-  , StringCache()
+    : M(NULL), StrPtrTy(NULL), EmptyStructPtrTy(NULL), TagTypes(),
+      DescGlobals(), StringCache()
   {}
-  ~DISerializer() {}
   
   // Accessors
   Module *getModule()        const { return M; };
@@ -161,21 +153,17 @@ public:
 /// DIVerifier - This class is responsible for verifying the given network of
 /// GlobalVariables are valid as DebugInfoDesc objects.
 class DIVerifier {
-private:
   enum {
     Unknown = 0,
     Invalid,
     Valid
   };
-  std::map<GlobalVariable *, unsigned> Validity;// Tracks prior results.
-  std::map<unsigned, unsigned> Counts;  // Count of fields per Tag type.
-  
+  DenseMap<GlobalVariable *, unsigned> Validity; // Tracks prior results.
+  std::map<unsigned, unsigned> Counts; // Count of fields per Tag type.
 public:
   DIVerifier()
-  : Validity()
-  , Counts()
+    : Validity(), Counts()
   {}
-  ~DIVerifier() {}
   
   /// Verify - Return true if the GlobalVariable appears to be a valid
   /// serialization of a DebugInfoDesc.
@@ -191,12 +179,10 @@ public:
 /// SourceLineInfo - This class is used to record source line correspondence.
 ///
 class SourceLineInfo {
-private:
   unsigned Line;                        // Source line number.
   unsigned Column;                      // Source column.
   unsigned SourceID;                    // Source ID number.
   unsigned LabelID;                     // Label in code ID number.
-
 public:
   SourceLineInfo(unsigned L, unsigned C, unsigned S, unsigned I)
   : Line(L), Column(C), SourceID(S), LabelID(I) {}
@@ -212,10 +198,8 @@ public:
 /// SourceFileInfo - This class is used to track source information.
 ///
 class SourceFileInfo {
-private:
   unsigned DirectoryID;                 // Directory ID number.
   std::string Name;                     // File name (not including directory.)
-  
 public:
   SourceFileInfo(unsigned D, const std::string &N) : DirectoryID(D), Name(N) {}
             
@@ -591,7 +575,7 @@ public:
 
   /// getFilterIDFor - Return the id of the filter encoded by TyIds.  This is
   /// function wide.
-  int getFilterIDFor(SmallVectorImpl<unsigned> &TyIds);
+  int getFilterIDFor(std::vector<unsigned> &TyIds);
 
   /// TidyLandingPads - Remap landing pad labels and remove any deleted landing
   /// pads.