Implement ICs for constructor calls.

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 178 matching lines @@
   IC::UtilityId id() const { return id_; }
  private:
   Address address_;
   IC::UtilityId id_;
 };
 
 
 class CallICBase: public IC {
  public:
   class Contextual: public BitField<bool, 0, 1> {};
-  class StringStubState: public BitField<StringStubFeedback, 1, 1> {};
+  class ConstructCall: public BitField<bool, 1, 1> {};
+  class StringStubState: public BitField<StringStubFeedback, 2, 1> {};
 
   // Returns a JSFunction or a Failure.
   MUST_USE_RESULT MaybeObject* LoadFunction(State state,
                                             Code::ExtraICState extra_ic_state,
                                             Handle<Object> object,
                                             Handle<String> name);
 
  protected:
   CallICBase(Code::Kind kind, Isolate* isolate)
       : IC(EXTRA_CALL_FRAME, isolate), kind_(kind) {}
@@ skipping 26 matching lines @@
 
   static void Clear(Address address, Code* target);
 
   // Platform-specific code generation functions used by both call and
   // keyed call.
   static void GenerateMiss(MacroAssembler* masm,
                            int argc,
                            IC::UtilityId id,
                            Code::ExtraICState extra_state);
 
-  static void GenerateNormal(MacroAssembler* masm, int argc);
+  static void GenerateNormal(MacroAssembler* masm,
+                             int argc,
+                             Code::ExtraICState extra_state);
 
   static void GenerateMonomorphicCacheProbe(MacroAssembler* masm,
                                             int argc,
                                             Code::Kind kind,
                                             Code::ExtraICState extra_state);
 
   Code::Kind kind_;
 
   friend class IC;
 };
@@ skipping 15 matching lines @@
   static void GenerateMiss(MacroAssembler* masm,
                            int argc,
                            Code::ExtraICState extra_state) {
     CallICBase::GenerateMiss(masm, argc, IC::kCallIC_Miss, extra_state);
   }
 
   static void GenerateMegamorphic(MacroAssembler* masm,
                                   int argc,
                                   Code::ExtraICState extra_ic_state);
 
-  static void GenerateNormal(MacroAssembler* masm, int argc) {
-    CallICBase::GenerateNormal(masm, argc);
-    GenerateMiss(masm, argc, Code::kNoExtraICState);
+  static void GenerateNormal(MacroAssembler* masm,
+                             int argc,
+                             Code::ExtraICState extra_state) {
+    CallICBase::GenerateNormal(masm, argc, extra_state);
+    GenerateMiss(masm, argc, extra_state);
   }
 };
 
 
 class KeyedCallIC: public CallICBase {
  public:
   explicit KeyedCallIC(Isolate* isolate)
       : CallICBase(Code::KEYED_CALL_IC, isolate) {
     ASSERT(target()->is_keyed_call_stub());
   }
 
   MUST_USE_RESULT MaybeObject* LoadFunction(State state,
+                                            Code::ExtraICState extra_ic_state,
                                             Handle<Object> object,
                                             Handle<Object> key);
 
   // Code generator routines.
-  static void GenerateInitialize(MacroAssembler* masm, int argc) {
-    GenerateMiss(masm, argc);
+  static void GenerateInitialize(MacroAssembler* masm,
+                                 int argc,
+                                 Code::ExtraICState extra_state) {
+    GenerateMiss(masm, argc, extra_state);
   }
 
-  static void GenerateMiss(MacroAssembler* masm, int argc) {
-    CallICBase::GenerateMiss(masm, argc, IC::kKeyedCallIC_Miss,
-                             Code::kNoExtraICState);
+  static void GenerateMiss(MacroAssembler* masm,
+                           int argc,
+                           Code::ExtraICState extra_state) {
+    CallICBase::GenerateMiss(masm, argc, IC::kKeyedCallIC_Miss, extra_state);
   }
 
-  static void GenerateMegamorphic(MacroAssembler* masm, int argc);
-  static void GenerateNormal(MacroAssembler* masm, int argc);
-  static void GenerateNonStrictArguments(MacroAssembler* masm, int argc);
+  static void GenerateMegamorphic(MacroAssembler* masm,
+                                  int argc,
+                                  Code::ExtraICState extra_state);
+
+  static void GenerateNormal(MacroAssembler* masm,
+                             int argc,
+                             Code::ExtraICState extra_state);
+
+  static void GenerateNonStrictArguments(MacroAssembler* masm,
+                                         int argc,
+                                         Code::ExtraICState extra_state);
 };
 
 
 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 426 matching lines @@
   void patch(Code* code);
 };
 
 
 // Helper for BinaryOpIC and CompareIC.
 void PatchInlinedSmiCode(Address address);
 
 } }  // namespace v8::internal
 
 #endif  // V8_IC_H_