crankshaft support for api method calls

src/stub-cache.h

 // Copyright 2012 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 903 matching lines @@
   Handle<Code> CompileCallInterceptor(Handle<JSObject> object,
                                       Handle<JSObject> holder,
                                       Handle<Name> name);
 
   Handle<Code> CompileCallGlobal(Handle<JSObject> object,
                                  Handle<GlobalObject> holder,
                                  Handle<PropertyCell> cell,
                                  Handle<JSFunction> function,
                                  Handle<Name> name);
 
-  static bool HasCustomCallGenerator(Handle<JSFunction> function);
-
  private:
-  // Compiles a custom call constant/global IC.  For constant calls cell is
-  // NULL.  Returns an empty handle if there is no custom call code for the
-  // given function.
-  Handle<Code> CompileCustomCall(Handle<Object> object,
-                                 Handle<JSObject> holder,
-                                 Handle<Cell> cell,
-                                 Handle<JSFunction> function,
-                                 Handle<String> name,
-                                 Code::StubType type);
-
-  Handle<Code> CompileFastApiCall(const CallOptimization& optimization,
-                                  Handle<Object> object,
-                                  Handle<JSObject> holder,
-                                  Handle<Cell> cell,
-                                  Handle<JSFunction> function,
-                                  Handle<String> name);
-
   Handle<Code> GetCode(Code::StubType type, Handle<Name> name);
   Handle<Code> GetCode(Handle<JSFunction> function);
 
   const ParameterCount& arguments() { return arguments_; }
 
   void GenerateNameCheck(Handle<Name> name, Label* miss);
 
   // Generates code to load the function from the cell checking that
   // it still contains the same function.
   void GenerateLoadFunctionFromCell(Handle<Cell> cell,
@@ skipping 37 matching lines @@
   }
 
   Handle<CallHandlerInfo> api_call_info() const {
     ASSERT(is_simple_api_call());
     return api_call_info_;
   }
 
   enum HolderLookup {
     kHolderNotFound,
     kHolderIsReceiver,
-    kHolderIsPrototypeOfMap
+    kHolderFound
   };
-  // Returns a map whose prototype has the expected type in the
-  // prototype chain between the two arguments
-  // null will be returned if the first argument has that property
-  // lookup will be set accordingly
-  Handle<Map> LookupHolderOfExpectedType(Handle<JSObject> receiver,
-                                         Handle<JSObject> object,
-                                         Handle<JSObject> holder,
-                                         HolderLookup* holder_lookup) const;
+  Handle<JSObject> LookupHolderOfExpectedType(
+      Handle<Map> receiver_map,
+      HolderLookup* holder_lookup) const;
 
   bool IsCompatibleReceiver(Object* receiver) {
     ASSERT(is_simple_api_call());
     if (expected_receiver_type_.is_null()) return true;
     return expected_receiver_type_->IsTemplateFor(receiver);
   }
 
  private:
   void Initialize(Handle<JSFunction> function);
 
   // Determines whether the given function can be called using the
   // fast api call builtin.
   void AnalyzePossibleApiFunction(Handle<JSFunction> function);
 
   Handle<JSFunction> constant_function_;
   bool is_simple_api_call_;
   Handle<FunctionTemplateInfo> expected_receiver_type_;
   Handle<CallHandlerInfo> api_call_info_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_STUB_CACHE_H_