Move copyKillDeadInfo out-of-line. Add findRegisterUseOperand().

[oota-llvm.git] / include / llvm / PassManager.h

diff --git a/include/llvm/PassManager.h b/include/llvm/PassManager.h
index 367809e5cce54b55e2160b4bf6a1af4665521543..f8ebd62ca6a691a39323ec1a7df6add3bb9360f9 100644 (file)
--- a/include/llvm/PassManager.h
+++ b/include/llvm/PassManager.h
@@ -1,5 +1,12 @@
 //===- llvm/PassManager.h - Container for Passes ----------------*- C++ -*-===//
 //
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
 // This file defines the PassManager class.  This class is used to hold,
 // maintain, and optimize execution of Passes.  The PassManager class ensures
 // that analysis results are available before a pass runs, and that Pass's are
@@ -10,12 +17,20 @@
 #ifndef LLVM_PASSMANAGER_H
 #define LLVM_PASSMANAGER_H
 
+#include "llvm/Pass.h"
+
+namespace llvm {
+
 class Pass;
+class ModulePass;
 class Module;
-template<class UnitType> class PassManagerT;
+class ModuleProvider;
+class ModulePassManager;
+class FunctionPassManagerT;
+class BasicBlockPassManager;
 
 class PassManager {
-  PassManagerT<Module> *PM;    // This is a straightforward Pimpl class
+  ModulePassManager *PM;    // This is a straightforward Pimpl class
 public:
   PassManager();
   ~PassManager();
@@ -38,9 +53,10 @@ class ImmutablePass;
 class Function;
 
 class FunctionPassManager {
-  PassManagerT<Function> *PM;    // This is a straightforward Pimpl class
+  FunctionPassManagerT *PM;    // This is a straightforward Pimpl class
+  ModuleProvider *MP;
 public:
-  FunctionPassManager();
+  FunctionPassManager(ModuleProvider *P);
   ~FunctionPassManager();
 
   /// add - Add a pass to the queue of passes to run.  This passes
@@ -51,16 +67,94 @@ public:
   ///
   void add(FunctionPass *P);
 
-  /// add - ImmutablePasses are not FunctionPasses, so we have a 
+  /// add - ImmutablePasses are not FunctionPasses, so we have a
   /// special hack to get them into a FunctionPassManager.
   ///
   void add(ImmutablePass *IP);
 
+  /// doInitialization - Run all of the initializers for the function passes.
+  ///
+  bool doInitialization();
+  
   /// run - Execute all of the passes scheduled for execution.  Keep
   /// track of whether any of the passes modifies the function, and if
   /// so, return true.
   ///
-  bool run(Function &M);
+  bool run(Function &F);
+  
+  /// doFinalization - Run all of the initializers for the function passes.
+  ///
+  bool doFinalization();
 };
 
+class ModulePassManager_New;
+class PassManagerImpl_New;
+class FunctionPassManagerImpl_New;
+
+/// PassManager_New manages ModulePassManagers
+class PassManager_New {
+
+public:
+
+  PassManager_New();
+
+  /// add - Add a pass to the queue of passes to run.  This passes ownership of
+  /// the Pass to the PassManager.  When the PassManager is destroyed, the pass
+  /// will be destroyed as well, so there is no need to delete the pass.  This
+  /// implies that all passes MUST be allocated with 'new'.
+  void add(Pass *P);
+ 
+  /// run - Execute all of the passes scheduled for execution.  Keep track of
+  /// whether any of the passes modifies the module, and if so, return true.
+  bool run(Module &M);
+
+private:
+
+  /// PassManagerImpl_New is the actual class. PassManager_New is just the 
+  /// wraper to publish simple pass manager interface
+  PassManagerImpl_New *PM;
+
+};
+
+/// FunctionPassManager_New manages FunctionPasses and BasicBlockPassManagers.
+class FunctionPassManager_New {
+public:
+  FunctionPassManager_New(ModuleProvider *P) { /* TODO */ }
+  FunctionPassManager_New();
+  ~FunctionPassManager_New() { /* TODO */ };
+ 
+  /// add - Add a pass to the queue of passes to run.  This passes
+  /// ownership of the Pass to the PassManager.  When the
+  /// PassManager_X is destroyed, the pass will be destroyed as well, so
+  /// there is no need to delete the pass. (TODO delete passes.)
+  /// This implies that all passes MUST be allocated with 'new'.
+  void add(Pass *P);
+
+  /// Execute all of the passes scheduled for execution.  Keep
+  /// track of whether any of the passes modifies the function, and if
+  /// so, return true.
+  bool runOnModule(Module &M);
+
+  /// run - Execute all of the passes scheduled for execution.  Keep
+  /// track of whether any of the passes modifies the function, and if
+  /// so, return true.
+  ///
+  bool run(Function &F);
+  
+  /// doInitialization - Run all of the initializers for the function passes.
+  ///
+  bool doInitialization();
+  
+  /// doFinalization - Run all of the initializers for the function passes.
+  ///
+  bool doFinalization();
+private:
+  
+  FunctionPassManagerImpl_New *FPM;
+  ModuleProvider *MP;
+};
+
+
+} // End llvm namespace
+
 #endif