[IR] Cleanup some formatting issues in the EH instructions

[oota-llvm.git] / include / llvm / IR / LegacyPassManagers.h

diff --git a/include/llvm/IR/LegacyPassManagers.h b/include/llvm/IR/LegacyPassManagers.h
index c7446e6c877d53c2962c4244a658de46e9df7885..7f7889ad5fb3da6c3113a2af46eb1ee38bc739bd 100644 (file)
--- a/include/llvm/IR/LegacyPassManagers.h
+++ b/include/llvm/IR/LegacyPassManagers.h
@@ -61,7 +61,7 @@
 //
 // [o] class FunctionPassManager;
 //
-// This is a external interface used by JIT to manage FunctionPasses. This
+// This is a external interface used to manage FunctionPasses. This
 // interface relies on FunctionPassManagerImpl to do all the tasks.
 //
 // [o] class FunctionPassManagerImpl : public ModulePass, PMDataManager,
@@ -195,6 +195,9 @@ public:
   /// then return NULL.
   Pass *findAnalysisPass(AnalysisID AID);
 
+  /// Retrieve the PassInfo for an analysis.
+  const PassInfo *findAnalysisPassInfo(AnalysisID AID) const;
+
   /// Find analysis usage information for the pass P.
   AnalysisUsage *findAnalysisUsage(Pass *P);
 
@@ -251,6 +254,12 @@ private:
   SmallVector<ImmutablePass *, 16> ImmutablePasses;
 
   DenseMap<Pass *, AnalysisUsage *> AnUsageMap;
+
+  /// Collection of PassInfo objects found via analysis IDs and in this top
+  /// level manager. This is used to memoize queries to the pass registry.
+  /// FIXME: This is an egregious hack because querying the pass registry is
+  /// either slow or racy.
+  mutable DenseMap<AnalysisID, const PassInfo *> AnalysisPassInfos;
 };