eliminate a bunch of dynamic_cast's.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94155 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 9 insertions, 1 deletions

diff --git a/include/llvm/Analysis/LoopPass.h b/include/llvm/Analysis/LoopPass.h
index 2dceccb..25488da 100644
--- a/include/llvm/Analysis/LoopPass.h
+++ b/include/llvm/Analysis/LoopPass.h
@@ -94,6 +94,9 @@ public:
     return "Loop Pass Manager";
   }
 
+  virtual PMDataManager *getAsPMDataManager() { return this; }
+  virtual Pass *getAsPass() { return this; }
+
   /// Print passes managed by this manager
   void dumpPassStructure(unsigned Offset);
 
diff --git a/include/llvm/Pass.h b/include/llvm/Pass.h
index 0a53cbf..7bc6295 100644
--- a/include/llvm/Pass.h
+++ b/include/llvm/Pass.h
@@ -153,6 +153,7 @@ public:
     return this;
   }
   virtual ImmutablePass *getAsImmutablePass() { return 0; }
+  virtual PMDataManager *getAsPMDataManager() { return 0; }
   
   /// verifyAnalysis() - This member can be implemented by a analysis pass to
   /// check state of analysis information. 
diff --git a/include/llvm/PassManagers.h b/include/llvm/PassManagers.h
index dffc24a..443a9e0 100644
--- a/include/llvm/PassManagers.h
+++ b/include/llvm/PassManagers.h
@@ -273,6 +273,8 @@ public:
   }
 
   virtual ~PMDataManager();
+  
+  virtual Pass *getAsPass() = 0;
 
   /// Augment AvailableAnalysis by adding analysis made available by pass P.
   void recordAvailableAnalysis(Pass *P);
@@ -413,7 +415,6 @@ private:
 /// function.
 
 class FPPassManager : public ModulePass, public PMDataManager {
- 
 public:
   static char ID;
   explicit FPPassManager(int Depth) 
@@ -435,6 +436,9 @@ public:
   ///
   bool doFinalization(Module &M);
 
+  virtual PMDataManager *getAsPMDataManager() { return this; }
+  virtual Pass *getAsPass() { return this; }
+
   /// Pass Manager itself does not invalidate any analysis info.
   void getAnalysisUsage(AnalysisUsage &Info) const {
     Info.setPreservesAll();