Allow the call graph to be called from analyze naturally with print implemented


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4517 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/Analysis/CallGraph.h b/include/llvm/Analysis/CallGraph.h
index 3c9106c..740709d 100644
--- a/include/llvm/Analysis/CallGraph.h
+++ b/include/llvm/Analysis/CallGraph.h
@@ -137,6 +137,12 @@
     destroy();
   }
 
+  /// Print the types found in the module.  If the optional Module parameter is
+  /// passed in, then the types are printed symbolically if possible, using the
+  /// symbol table from the module.
+  ///
+  void print(std::ostream &o, const Module *M) const;
+
 private:
   //===---------------------------------------------------------------------
   // Implementation of CallGraph construction
@@ -250,21 +256,4 @@
   }
 };
 
-
-//===----------------------------------------------------------------------===//
-// Printing support for Call Graphs
-//
-
-// Stuff for printing out a callgraph...
-
-void WriteToOutput(const CallGraph &, std::ostream &o);
-inline std::ostream &operator <<(std::ostream &o, const CallGraph &CG) {
-  WriteToOutput(CG, o); return o;
-}
-  
-void WriteToOutput(const CallGraphNode *, std::ostream &o);
-inline std::ostream &operator <<(std::ostream &o, const CallGraphNode *CGN) {
-  WriteToOutput(CGN, o); return o;
-}
-
 #endif
diff --git a/lib/Analysis/IPA/CallGraph.cpp b/lib/Analysis/IPA/CallGraph.cpp
index 5c4b5d8..2c26f8d 100644
--- a/lib/Analysis/IPA/CallGraph.cpp
+++ b/lib/Analysis/IPA/CallGraph.cpp
@@ -130,8 +130,7 @@
   FunctionMap.clear();
 }
 
-
-void WriteToOutput(const CallGraphNode *CGN, std::ostream &o) {
+static void WriteToOutput(const CallGraphNode *CGN, std::ostream &o) {
   if (CGN->getFunction())
     o << "Call graph node for function: '"
       << CGN->getFunction()->getName() <<"'\n";
@@ -146,11 +145,11 @@
   o << "\n";
 }
 
-void WriteToOutput(const CallGraph &CG, std::ostream &o) {
-  o << "CallGraph Root is:\n" << CG.getRoot();
+void CallGraph::print(std::ostream &o, const Module *M) const {
+  o << "CallGraph Root is:\n" << getRoot();
 
-  for (CallGraph::const_iterator I = CG.begin(), E = CG.end(); I != E; ++I)
-    o << I->second;
+  for (CallGraph::const_iterator I = begin(), E = end(); I != E; ++I)
+    WriteToOutput(I->second, o);
 }