//
// 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 is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
class ModulePass;
class Module;
class ModuleProvider;
-class ModulePassManager;
-class FunctionPassManagerT;
-class BasicBlockPassManager;
-class PassManager {
- ModulePassManager *PM; // This is a straightforward Pimpl class
+class PassManagerImpl;
+class FunctionPassManagerImpl;
+
+/// PassManagerBase - An abstract interface to allow code to add passes to
+/// a pass manager without having to hard-code what kind of pass manager
+/// it is.
+class PassManagerBase {
public:
- PassManager();
- ~PassManager();
+ virtual ~PassManagerBase();
/// 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);
-};
-
-class FunctionPass;
-class ImmutablePass;
-class Function;
-
-class FunctionPassManager {
- FunctionPassManagerT *PM; // This is a straightforward Pimpl class
- ModuleProvider *MP;
-public:
- FunctionPassManager(ModuleProvider *P);
- ~FunctionPassManager();
-
- /// add - Add a pass to the queue of passes to run. This passes
- /// ownership of the FunctionPass 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(FunctionPass *P);
-
- /// 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 &F);
-
- /// doFinalization - Run all of the initializers for the function passes.
- ///
- bool doFinalization();
+ virtual void add(Pass *P) = 0;
};
-class ModulePassManager_New;
-class PassManagerImpl_New;
-class FunctionPassManagerImpl_New;
-
-/// PassManager_New manages ModulePassManagers
-class PassManager_New {
-
+/// PassManager manages ModulePassManagers
+class PassManager : public PassManagerBase {
public:
- PassManager_New();
- ~PassManager_New();
+ PassManager();
+ ~PassManager();
/// 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
private:
- /// PassManagerImpl_New is the actual class. PassManager_New is just the
+ /// PassManagerImpl_New is the actual class. PassManager is just the
/// wraper to publish simple pass manager interface
- PassManagerImpl_New *PM;
-
+ PassManagerImpl *PM;
};
-/// FunctionPassManager_New manages FunctionPasses and BasicBlockPassManagers.
-class FunctionPassManager_New {
+/// FunctionPassManager manages FunctionPasses and BasicBlockPassManagers.
+class FunctionPassManager : public PassManagerBase {
public:
- FunctionPassManager_New(ModuleProvider *P);
- FunctionPassManager_New();
- ~FunctionPassManager_New();
+ /// FunctionPassManager ctor - This initializes the pass manager. It needs,
+ /// but does not take ownership of, the specified module provider.
+ explicit FunctionPassManager(ModuleProvider *P);
+ ~FunctionPassManager();
/// add - Add a pass to the queue of passes to run. This passes
/// ownership of the Pass to the PassManager. When the
///
bool doInitialization();
- /// doFinalization - Run all of the initializers for the function passes.
+ /// doFinalization - Run all of the finalizers for the function passes.
///
bool doFinalization();
-private:
- FunctionPassManagerImpl_New *FPM;
+ /// getModuleProvider - Return the module provider that this passmanager is
+ /// currently using. This is the module provider that it uses when a function
+ /// is optimized that is non-resident in the module.
+ ModuleProvider *getModuleProvider() const { return MP; }
+ void setModuleProvider(ModuleProvider *NewMP) { MP = NewMP; }
+
+private:
+ FunctionPassManagerImpl *FPM;
ModuleProvider *MP;
};
-
} // End llvm namespace
#endif