//
// 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 PassManagerImpl;
class FunctionPassManagerImpl;
-/// PassManager manages ModulePassManagers
-class PassManager {
+/// 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:
+ 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'.
+ virtual void add(Pass *P) = 0;
+};
+
+/// PassManager manages ModulePassManagers
+class PassManager : public PassManagerBase {
public:
PassManager();
/// PassManagerImpl_New is the actual class. PassManager is just the
/// wraper to publish simple pass manager interface
PassManagerImpl *PM;
-
};
/// FunctionPassManager manages FunctionPasses and BasicBlockPassManagers.
-class FunctionPassManager {
+class FunctionPassManager : public PassManagerBase {
public:
+ /// FunctionPassManager ctor - This initializes the pass manager. It needs,
+ /// but does not take ownership of, the specified module provider.
explicit FunctionPassManager(ModuleProvider *P);
- FunctionPassManager();
~FunctionPassManager();
/// add - Add a pass to the queue of passes to run. This passes
/// doFinalization - Run all of the finalizers for the function passes.
///
bool doFinalization();
-private:
+ /// 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;
};