* Made preemption work in Irregexp-native-ia32

src/execution.h

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 100 matching lines @@
   static Handle<JSObject> InstantiateObject(Handle<ObjectTemplateInfo> data,
                                             bool* exc);
   static void ConfigureInstance(Handle<Object> instance,
                                 Handle<Object> data,
                                 bool* exc);
   static Handle<String> GetStackTraceLine(Handle<Object> recv,
                                           Handle<JSFunction> fun,
                                           Handle<Object> pos,
                                           Handle<Object> is_global);
 
+  static Object* DebugBreakHelper();
+
+  // If the stack guard is triggered, but it is not an actual
+  // stack overflow, then handle the interruption accordingly.
+  static Object* HandleStackGuardInterrupt();
+
   // Get a function delegate (or undefined) for the given non-function
   // object. Used for support calling objects as functions.
   static Handle<Object> GetFunctionDelegate(Handle<Object> object);
 };
 
 
 class ExecutionAccess;
 
 
 // Stack guards are used to limit the number of nested invocations of
@@ skipping 122 matching lines @@
       v8::Handle<v8::String> name);
   static v8::Handle<v8::Value> GC(const v8::Arguments& args);
  private:
   static const char* kSource;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_EXECUTION_H_