Merge arguments branch to bleeding edge (second try).

src/ic.h

 // Copyright 2011 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 265 matching lines @@
                                             Handle<Object> object,
                                             Handle<Object> key);
 
   // Code generator routines.
   static void GenerateInitialize(MacroAssembler* masm, int argc) {
     GenerateMiss(masm, argc);
   }
   static void GenerateMiss(MacroAssembler* masm, int argc);
   static void GenerateMegamorphic(MacroAssembler* masm, int argc);
   static void GenerateNormal(MacroAssembler* masm, int argc);
+  static void GenerateNonStrictArguments(MacroAssembler* masm, int argc);
 };
 
 
 class LoadIC: public IC {
  public:
   explicit LoadIC(Isolate* isolate) : IC(NO_EXTRA_FRAME, isolate) {
     ASSERT(target()->is_load_stub());
   }
 
   MUST_USE_RESULT MaybeObject* Load(State state,
@@ skipping 105 matching lines @@
   static void GenerateMiss(MacroAssembler* masm, bool force_generic);
   static void GenerateRuntimeGetProperty(MacroAssembler* masm);
   static void GenerateInitialize(MacroAssembler* masm) {
     GenerateMiss(masm, false);
   }
   static void GeneratePreMonomorphic(MacroAssembler* masm) {
     GenerateMiss(masm, false);
   }
   static void GenerateGeneric(MacroAssembler* masm);
   static void GenerateString(MacroAssembler* masm);
-
   static void GenerateIndexedInterceptor(MacroAssembler* masm);
+  static void GenerateNonStrictArguments(MacroAssembler* masm);
 
   // Bit mask to be tested against bit field for the cases when
   // generic stub should go into slow case.
   // Access check is necessary explicitly since generic stub does not perform
   // map checks.
   static const int kSlowCaseBitFieldMask =
       (1 << Map::kIsAccessCheckNeeded) | (1 << Map::kHasIndexedInterceptor);
 
   virtual MaybeObject* GetFastElementStubWithoutMapCheck(
       bool is_js_array);
@@ skipping 37 matching lines @@
         Builtins::kKeyedLoadIC_Generic);
   }
   Code* pre_monomorphic_stub() {
     return isolate()->builtins()->builtin(
         Builtins::kKeyedLoadIC_PreMonomorphic);
   }
   Code* indexed_interceptor_stub() {
     return isolate()->builtins()->builtin(
         Builtins::kKeyedLoadIC_IndexedInterceptor);
   }
+  Code* non_strict_arguments_stub() {
+    return isolate()->builtins()->builtin(
+        Builtins::kKeyedLoadIC_NonStrictArguments);
+  }
 
   static void Clear(Address address, Code* target);
 
   friend class IC;
 };
 
 
 class StoreIC: public IC {
  public:
   explicit StoreIC(Isolate* isolate) : IC(NO_EXTRA_FRAME, isolate) {
@@ skipping 80 matching lines @@
 
   // Code generators for stub routines.  Only called once at startup.
   static void GenerateInitialize(MacroAssembler* masm) {
     GenerateMiss(masm, false);
   }
   static void GenerateMiss(MacroAssembler* masm, bool force_generic);
   static void GenerateSlow(MacroAssembler* masm);
   static void GenerateRuntimeSetProperty(MacroAssembler* masm,
                                          StrictModeFlag strict_mode);
   static void GenerateGeneric(MacroAssembler* masm, StrictModeFlag strict_mode);
+  static void GenerateNonStrictArguments(MacroAssembler* masm);
 
   virtual MaybeObject* GetFastElementStubWithoutMapCheck(
       bool is_js_array);
 
   virtual MaybeObject* GetExternalArrayStubWithoutMapCheck(
       JSObject::ElementsKind elements_kind);
 
  protected:
   virtual Code::Kind kind() const { return Code::KEYED_STORE_IC; }
 
@@ skipping 38 matching lines @@
         Builtins::kKeyedStoreIC_Generic_Strict);
   }
   Code* generic_stub() {
     return isolate()->builtins()->builtin(
         Builtins::kKeyedStoreIC_Generic);
   }
   Code* generic_stub_strict() {
     return isolate()->builtins()->builtin(
         Builtins::kKeyedStoreIC_Generic_Strict);
   }
+  Code* non_strict_arguments_stub() {
+    return isolate()->builtins()->builtin(
+        Builtins::kKeyedStoreIC_NonStrictArguments);
+  }
 
   static void Clear(Address address, Code* target);
 
   friend class IC;
 };
 
 
 class UnaryOpIC: public IC {
  public:
   // sorted: increasingly more unspecific (ignoring UNINITIALIZED)
@@ skipping 86 matching lines @@
 
   Token::Value op_;
 };
 
 // Helper for BinaryOpIC and CompareIC.
 void PatchInlinedSmiCode(Address address);
 
 } }  // namespace v8::internal
 
 #endif  // V8_IC_H_