X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FPassRegistry.h;h=8c28ef5e7e614e9de71e18eb5462ecb2349eb5ea;hb=339fd2d81a02de803e9d29b50e55f9989aaa5ffe;hp=13fc01a9de2174d28480cb09c82feeea1ebb996a;hpb=953be88190e2937fa546a9adf01b90e5d362123e;p=oota-llvm.git

diff --git a/include/llvm/PassRegistry.h b/include/llvm/PassRegistry.h
index 13fc01a9de2..8c28ef5e7e6 100644
--- a/include/llvm/PassRegistry.h
+++ b/include/llvm/PassRegistry.h
@@ -41,9 +41,6 @@ struct PassRegistrationListener;
 class PassRegistry {
   mutable sys::SmartRWMutex<true> Lock;
 
-  /// Only if false, synchronization must use the Lock mutex.
-  std::atomic<bool> locked;
-
   /// PassInfoMap - Keep track of the PassInfo object for each registered pass.
   typedef DenseMap<const void *, const PassInfo *> MapType;
   MapType PassInfoMap;
@@ -55,7 +52,7 @@ class PassRegistry {
   std::vector<PassRegistrationListener *> Listeners;
 
 public:
-  PassRegistry() : locked(false) {}
+  PassRegistry() {}
   ~PassRegistry();
 
   /// getPassRegistry - Access the global registry object, which is
@@ -63,10 +60,6 @@ public:
   /// llvm_shutdown.
   static PassRegistry *getPassRegistry();
 
-  /// Enables fast thread synchronization in getPassInfo().
-  /// After calling lock() no more passes may be registered.
-  void lock() { locked = true; }
-
   /// getPassInfo - Look up a pass' corresponding PassInfo, indexed by the pass'
   /// type identifier (&MyPass::ID).
   const PassInfo *getPassInfo(const void *TI) const;