Add a JITEventListener interface that gets called back when a new function is

[oota-llvm.git] / include / llvm / ExecutionEngine / ExecutionEngine.h

diff --git a/include/llvm/ExecutionEngine/ExecutionEngine.h b/include/llvm/ExecutionEngine/ExecutionEngine.h
index 170e18477a71f0bf026631c51333c9f534ffdd9e..613adb574e3ca0d566229d4e0fe26713e5d6e5cd 100644 (file)
--- a/include/llvm/ExecutionEngine/ExecutionEngine.h
+++ b/include/llvm/ExecutionEngine/ExecutionEngine.h
@@ -29,13 +29,14 @@ class Constant;
 class Function;
 class GlobalVariable;
 class GlobalValue;
+class JITEventListener;
+class JITMemoryManager;
+class MachineCodeInfo;
 class Module;
 class ModuleProvider;
+class MutexGuard;
 class TargetData;
 class Type;
-class MutexGuard;
-class JITMemoryManager;
-class MachineCodeInfo;
 
 class ExecutionEngineState {
 private:
@@ -276,7 +277,14 @@ public:
   virtual void *getOrEmitGlobalVariable(const GlobalVariable *GV) {
     return getPointerToGlobal((GlobalValue*)GV);
   }
-  
+
+  /// Registers a listener to be called back on various events within
+  /// the JIT.  See JITEventListener.h for more details.  Does not
+  /// take ownership of the argument.  The argument may be NULL, in
+  /// which case these functions do nothing.
+  virtual void RegisterJITEventListener(JITEventListener *L) {}
+  virtual void UnregisterJITEventListener(JITEventListener *L) {}
+
   /// DisableLazyCompilation - If called, the JIT will abort if lazy compilation
   /// is ever attempted.
   void DisableLazyCompilation(bool Disabled = true) {