Remove DIGlobal.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103325 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Analysis/DebugInfo.h

@@ -335,41 +335,6 @@ namespace llvm {
     void dump() const;
   };
 
-  /// DIGlobal - This is a common class for global variables and subprograms.
-  class DIGlobal : public DIDescriptor {
-  protected:
-    explicit DIGlobal(const MDNode *N) : DIDescriptor(N) {}
-
-  public:
-    virtual ~DIGlobal() {}
-
-    DIScope getContext() const          { return getFieldAs<DIScope>(2); }
-    StringRef getName() const         { return getStringField(3); }
-    StringRef getDisplayName() const  { return getStringField(4); }
-    StringRef getLinkageName() const  { return getStringField(5); }
-    DICompileUnit getCompileUnit() const{ 
-      if (getVersion() == llvm::LLVMDebugVersion7)
-        return getFieldAs<DICompileUnit>(6);
-
-      DIFile F = getFieldAs<DIFile>(6); 
-      return F.getCompileUnit();
-    }
-
-    unsigned getLineNumber() const      { return getUnsignedField(7); }
-    DIType getType() const              { return getFieldAs<DIType>(8); }
-
-    /// isLocalToUnit - Return true if this subprogram is local to the current
-    /// compile unit, like 'static' in C.
-    unsigned isLocalToUnit() const      { return getUnsignedField(9); }
-    unsigned isDefinition() const       { return getUnsignedField(10); }
-
-    /// print - print global.
-    void print(raw_ostream &OS) const;
-
-    /// dump - print global to dbgs() with a newline.
-    void dump() const;
-  };
-
   /// DISubprogram - This is a wrapper for a subprogram (e.g. a function).
   class DISubprogram : public DIScope {
   public:
@@ -447,9 +412,26 @@ namespace llvm {
   };
 
   /// DIGlobalVariable - This is a wrapper for a global variable.
-  class DIGlobalVariable : public DIGlobal {
+  class DIGlobalVariable : public DIDescriptor {
   public:
-    explicit DIGlobalVariable(const MDNode *N = 0) : DIGlobal(N) {}
+    explicit DIGlobalVariable(const MDNode *N = 0) : DIDescriptor(N) {}
+
+    DIScope getContext() const          { return getFieldAs<DIScope>(2); }
+    StringRef getName() const         { return getStringField(3); }
+    StringRef getDisplayName() const  { return getStringField(4); }
+    StringRef getLinkageName() const  { return getStringField(5); }
+    DICompileUnit getCompileUnit() const{ 
+      if (getVersion() == llvm::LLVMDebugVersion7)
+        return getFieldAs<DICompileUnit>(6);
+
+      DIFile F = getFieldAs<DIFile>(6); 
+      return F.getCompileUnit();
+    }
+
+    unsigned getLineNumber() const      { return getUnsignedField(7); }
+    DIType getType() const              { return getFieldAs<DIType>(8); }
+    unsigned isLocalToUnit() const      { return getUnsignedField(9); }
+    unsigned isDefinition() const       { return getUnsignedField(10); }
 
     GlobalVariable *getGlobal() const { return getGlobalVariableField(11); }
 

lib/Analysis/DebugInfo.cpp

@@ -527,31 +527,6 @@ void DICompositeType::print(raw_ostream &OS) const {
   OS << " [" << A.getNumElements() << " elements]";
 }
 
-/// print - Print global.
-void DIGlobal::print(raw_ostream &OS) const {
-  StringRef Res = getName();
-  if (!Res.empty())
-    OS << " [" << Res << "] ";
-
-  unsigned Tag = getTag();
-  OS << " [" << dwarf::TagString(Tag) << "] ";
-
-  // TODO : Print context
-  getCompileUnit().print(OS);
-  OS << " [" << getLineNumber() << "] ";
-
-  if (isLocalToUnit())
-    OS << " [local] ";
-
-  if (isDefinition())
-    OS << " [def] ";
-
-  if (isGlobalVariable())
-    DIGlobalVariable(DbgNode).print(OS);
-
-  OS << "\n";
-}
-
 /// print - Print subprogram.
 void DISubprogram::print(raw_ostream &OS) const {
   StringRef Res = getName();
@@ -577,8 +552,26 @@ void DISubprogram::print(raw_ostream &OS) const {
 /// print - Print global variable.
 void DIGlobalVariable::print(raw_ostream &OS) const {
   OS << " [";
-  getGlobal()->print(OS);
+  StringRef Res = getName();
-  OS << "] ";
+  if (!Res.empty())
+    OS << " [" << Res << "] ";
+
+  unsigned Tag = getTag();
+  OS << " [" << dwarf::TagString(Tag) << "] ";
+
+  // TODO : Print context
+  getCompileUnit().print(OS);
+  OS << " [" << getLineNumber() << "] ";
+
+  if (isLocalToUnit())
+    OS << " [local] ";
+
+  if (isDefinition())
+    OS << " [def] ";
+
+  if (isGlobalVariable())
+    DIGlobalVariable(DbgNode).print(OS);
+  OS << "]\n";
 }
 
 /// print - Print variable.
@@ -625,11 +618,6 @@ void DICompositeType::dump() const {
   print(dbgs()); dbgs() << '\n';
 }
 
-/// dump - Print global to dbgs() with a newline.
-void DIGlobal::dump() const {
-  print(dbgs()); dbgs() << '\n';
-}
-
 /// dump - Print subprogram to dbgs() with a newline.
 void DISubprogram::dump() const {
   print(dbgs()); dbgs() << '\n';

lib/CodeGen/AsmPrinter/DwarfDebug.cpp

@@ -462,7 +462,7 @@ void DwarfDebug::addSourceLine(DIE *Die, const DIVariable *V) {
 
 /// addSourceLine - Add location information to specified debug information
 /// entry.
-void DwarfDebug::addSourceLine(DIE *Die, const DIGlobal *G) {
+void DwarfDebug::addSourceLine(DIE *Die, const DIGlobalVariable *G) {
   // If there is no compile unit specified, don't add a line #.
   if (!G->getCompileUnit().Verify())
     return;

lib/CodeGen/AsmPrinter/DwarfDebug.h

@@ -295,7 +295,7 @@ private:
   /// addSourceLine - Add location information to specified debug information
   /// entry.
   void addSourceLine(DIE *Die, const DIVariable *V);
-  void addSourceLine(DIE *Die, const DIGlobal *G);
+  void addSourceLine(DIE *Die, const DIGlobalVariable *G);
   void addSourceLine(DIE *Die, const DISubprogram *SP);
   void addSourceLine(DIE *Die, const DIType *Ty);
   void addSourceLine(DIE *Die, const DINameSpace *NS);