- Added calls to doInitialization/doFinalization to immutable passes

- fixed ordering of calls to doFinalization to be the reverse of the pass run order due to potential dependencies
- fixed machine module info to operate in the doInitialization/doFinalization model, also fixes some FIXMEs

reviewed by Evan Cheng <evan.cheng@apple.com>



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169391 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/CodeGen/MachineModuleInfo.h

@@ -180,6 +180,10 @@ public:
                     const MCObjectFileInfo *MOFI);
   ~MachineModuleInfo();
 
+  // Initialization and Finalization
+  virtual bool doInitialization(Module &);
+  virtual bool doFinalization(Module &);
+
   /// EndFunction - Discard function meta information.
   ///
   void EndFunction();