Implemented a ContextSlotCache for compiled code.

src/heap.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 426 matching lines @@
   static Object* AllocateFunctionContext(int length, JSFunction* closure);
 
   // Allocate a 'with' context.
   static Object* AllocateWithContext(Context* previous,
                                      JSObject* extension,
                                      bool is_catch_context);
 
   // Allocates a new utility object in the old generation.
   static Object* AllocateStruct(InstanceType type);
 
-
-  // Initializes a function with a shared part and prototype.
-  // Returns the function.
-  // Note: this code was factored out of AllocateFunction such that
-  // other parts of the VM could use it. Specifically, a function that creates
-  // instances of type JS_FUNCTION_TYPE benefit from the use of this function.
-  // Please note this does not perform a garbage collection.
-  static Object* InitializeFunction(JSFunction* function,
-                                    SharedFunctionInfo* shared,
-                                    Object* prototype);
-
   // Allocates a function initialized with a shared part.
   // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation
   // failed.
   // Please note this does not perform a garbage collection.
   static Object* AllocateFunction(Map* function_map,
                                   SharedFunctionInfo* shared,
                                   Object* prototype);
 
   // Indicies for direct access into argument objects.
   static const int arguments_callee_index = 0;
@@ skipping 509 matching lines @@
   // Rebuild remembered set in an old space.
   static void RebuildRSets(PagedSpace* space);
 
   // Rebuild remembered set in the large object space.
   static void RebuildRSets(LargeObjectSpace* space);
 
   // Slow part of scavenge object.
   static void ScavengeObjectSlow(HeapObject** p, HeapObject* object);
 
   // Copy memory from src to dst.
   inline static void CopyBlock(Object** dst, Object** src, int byte_size);

[Mads Ager (chromium), 2009/06/22 08:00:18]

This is not your code, but could you make this 'static inline' to match the
rest?

 
+  // Initializes a function with a shared part and prototype.
+  // Returns the function.
+  // Note: this code was factored out of AllocateFunction such that
+  // other parts of the VM could use it. Specifically, a function that creates
+  // instances of type JS_FUNCTION_TYPE benefit from the use of this function.
+  // Please note this does not perform a garbage collection.
+  static inline Object* InitializeFunction(JSFunction* function,
+                                           SharedFunctionInfo* shared,
+                                           Object* prototype);
+
   static const int kInitialSymbolTableSize = 2048;
   static const int kInitialEvalCacheSize = 64;
 
   friend class Factory;
   friend class DisallowAllocationFailure;
   friend class AlwaysAllocateScope;
 };
 
 
 class AlwaysAllocateScope {
@@ skipping 329 matching lines @@
   int marked_count_;
 
   // The count from the end of the previous full GC.  Will be zero if there
   // was no previous full GC.
   int previous_marked_count_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_HEAP_H_