Reorganize codegen files.

llvm-svn: 39504
diff --git a/clang/CodeGen/CodeGenModule.h b/clang/CodeGen/CodeGenModule.h
new file mode 100644
index 0000000..c971d42
--- /dev/null
+++ b/clang/CodeGen/CodeGenModule.h
@@ -0,0 +1,41 @@
+//===--- CodeGenModule.h - Per-Module state for LLVM CodeGen --------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by Chris Lattner and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This is the internal per-translation-unit state used for llvm translation. 
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef CODEGEN_CODEGENMODULE_H
+#define CODEGEN_CODEGENMODULE_H
+
+namespace llvm {
+  class Module;
+namespace clang {
+  class ASTContext;
+  class FunctionDecl;
+    
+namespace CodeGen {
+
+/// CodeGenModule - This class organizes the cross-module state that is used
+/// while generating LLVM code.
+class CodeGenModule {
+  ASTContext &Context;
+  Module &TheModule;
+public:
+  CodeGenModule(ASTContext &C, Module &M) : Context(C), TheModule(M) {}
+  
+  void EmitFunction(FunctionDecl *FD);
+  
+  void PrintStats() {}
+};
+}  // end namespace CodeGen
+}  // end namespace clang
+}  // end namespace llvm
+
+#endif