push more ASTContext goodness out through interfaces that use
 TranslationUnit


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67913 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/clang-cc/ASTConsumers.cpp b/tools/clang-cc/ASTConsumers.cpp
index 18b4246..5b4287a 100644
--- a/tools/clang-cc/ASTConsumers.cpp
+++ b/tools/clang-cc/ASTConsumers.cpp
@@ -13,18 +13,18 @@
 
 #include "ASTConsumers.h"
 #include "clang/Frontend/PathDiagnosticClients.h"
-#include "clang/AST/TranslationUnit.h"
 #include "clang/Basic/Diagnostic.h"
 #include "clang/Basic/SourceManager.h"
 #include "clang/Basic/FileManager.h"
 #include "clang/AST/AST.h"
 #include "clang/AST/ASTConsumer.h"
+#include "clang/AST/ASTContext.h"
 #include "clang/CodeGen/ModuleBuilder.h"
 #include "llvm/Module.h"
 #include "llvm/Support/Streams.h"
 #include "llvm/Support/Timer.h"
 #include "llvm/Support/raw_ostream.h"
-
+#include "llvm/System/Path.h"
 using namespace clang;
 
 //===----------------------------------------------------------------------===//
@@ -981,7 +981,7 @@
     std::vector<unsigned char> Buffer;
     Buffer.reserve(256*1024);
     
-    EmitASTBitcodeBuffer(Ctx, Buffer);
+    Ctx.EmitASTBitcodeBuffer(Buffer);
     
     // Write the bits to disk. 
     if (FILE* fp = fopen(FName.c_str(),"wb")) {
@@ -1032,7 +1032,7 @@
     std::vector<unsigned char> Buffer;
     Buffer.reserve(256*1024);
     
-    EmitASTBitcodeBuffer(Ctx, Buffer);
+    Ctx.EmitASTBitcodeBuffer(Buffer);
     
     // Write the bits to disk. 
     if (FILE* fp = fopen(FName.c_str(),"wb")) {
diff --git a/tools/clang-cc/Backend.cpp b/tools/clang-cc/Backend.cpp
index ee2d0c5..0faabbe 100644
--- a/tools/clang-cc/Backend.cpp
+++ b/tools/clang-cc/Backend.cpp
@@ -10,7 +10,6 @@
 #include "ASTConsumers.h"
 #include "clang/AST/ASTContext.h"
 #include "clang/AST/ASTConsumer.h"
-#include "clang/AST/TranslationUnit.h"
 #include "clang/Basic/TargetInfo.h"
 #include "clang/CodeGen/ModuleBuilder.h"
 #include "clang/Frontend/CompileOptions.h"
diff --git a/tools/clang-cc/SerializationTest.cpp b/tools/clang-cc/SerializationTest.cpp
index d12a0af..a39811f 100644
--- a/tools/clang-cc/SerializationTest.cpp
+++ b/tools/clang-cc/SerializationTest.cpp
@@ -81,7 +81,7 @@
   std::vector<unsigned char> Buffer;
   Buffer.reserve(256*1024);
   
-  EmitASTBitcodeBuffer(Ctx, Buffer);
+  Ctx.EmitASTBitcodeBuffer(Buffer);
   
   // Write the bits to disk. 
   if (FILE* fp = fopen(Filename.c_str(),"wb")) {
@@ -97,7 +97,7 @@
                                     llvm::sys::Path& FNameDeclPrint) {
   
   // Deserialize the translation unit.
-  TranslationUnit* NewTU;
+  ASTContext *NewCtx;
   
   {
     // Create the memory buffer that contains the contents of the file.  
@@ -107,10 +107,10 @@
     if (!MBuffer)
       return false;
     
-    NewTU = ReadASTBitcodeBuffer(*MBuffer, FMgr);
+    NewCtx = ASTContext::ReadASTBitcodeBuffer(*MBuffer, FMgr);
   }
 
-  if (!NewTU)
+  if (!NewCtx)
     return false;
   
   {
@@ -120,11 +120,13 @@
     assert (Err.empty() && "Could not open file for printing out decls.");
     llvm::OwningPtr<ASTConsumer> FilePrinter(CreateASTPrinter(&DeclPP));
     
-    for (TranslationUnit::iterator I=NewTU->begin(), E=NewTU->end(); I!=E; ++I)
+    TranslationUnitDecl *TUD = NewCtx->getTranslationUnitDecl();
+    for (DeclContext::decl_iterator I = TUD->decls_begin(), E = TUD->decls_end();
+         I != E; ++I)
       FilePrinter->HandleTopLevelDecl(*I);
   }
 
-  delete NewTU;
+  delete NewCtx;
   
   return true;
 }
diff --git a/tools/clang-cc/clang.cpp b/tools/clang-cc/clang.cpp
index 9ab1dd3..31a3958 100644
--- a/tools/clang-cc/clang.cpp
+++ b/tools/clang-cc/clang.cpp
@@ -1531,16 +1531,16 @@
     exit (1);
   }
   
-  llvm::OwningPtr<TranslationUnit> TU;
+  llvm::OwningPtr<ASTContext> Ctx;
   
   // Create the memory buffer that contains the contents of the file.  
   llvm::OwningPtr<llvm::MemoryBuffer> 
     MBuffer(llvm::MemoryBuffer::getFile(Filename.c_str()));
   
   if (MBuffer)
-    TU.reset(ReadASTBitcodeBuffer(*MBuffer, FileMgr));
+    Ctx.reset(ASTContext::ReadASTBitcodeBuffer(*MBuffer, FileMgr));
   
-  if (!TU) {
+  if (!Ctx) {
     fprintf(stderr, "error: file '%s' could not be deserialized\n", 
             InFile.c_str());
     exit (1);
@@ -1549,7 +1549,7 @@
   // Observe that we use the source file name stored in the deserialized
   // translation unit, rather than InFile.
   llvm::OwningPtr<ASTConsumer>
-    Consumer(CreateASTConsumer(InFile, Diag, FileMgr, TU->getLangOptions(),
+    Consumer(CreateASTConsumer(InFile, Diag, FileMgr, Ctx->getLangOptions(),
                                0, 0));
 
   if (!Consumer) {      
@@ -1557,10 +1557,12 @@
     exit (1);
   }
 
-  Consumer->Initialize(TU->getContext());
+  Consumer->Initialize(*Ctx);
 
   // FIXME: We need to inform Consumer about completed TagDecls as well.
-  for (TranslationUnit::iterator I=TU->begin(), E=TU->end(); I!=E; ++I)
+  TranslationUnitDecl *TUD = Ctx->getTranslationUnitDecl();
+  for (DeclContext::decl_iterator I = TUD->decls_begin(), E = TUD->decls_end();
+       I != E; ++I)
     Consumer->HandleTopLevelDecl(*I);
 }