Refactor CallICStub to use a different stub for each customization.

src/code-stubs.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_CODE_STUBS_H_
 #define V8_CODE_STUBS_H_
 
 #include "allocation.h"
 #include "assembler.h"
 #include "codegen.h"
@@ skipping 12 matching lines @@
   V(BinaryOpICWithAllocationSite)        \
   V(BinaryOpWithAllocationSite)          \
   V(StringAdd)                           \
   V(SubString)                           \
   V(StringCompare)                       \
   V(Compare)                             \
   V(CompareIC)                           \
   V(CompareNilIC)                        \
   V(MathPow)                             \
   V(CallIC)                              \
+  V(CallIC_Array)                        \
   V(FunctionPrototype)                   \
   V(RecordWrite)                         \
   V(StoreBufferOverflow)                 \
   V(RegExpExec)                          \
   V(Instanceof)                          \
   V(ConvertToDouble)                     \
   V(WriteInt32ToHeapNumber)              \
   V(StackCheck)                          \
   V(Interrupt)                           \
   V(FastNewClosure)                      \
@@ skipping 769 matching lines @@
   }
 
   virtual ExtraICState GetExtraICState() V8_FINAL V8_OVERRIDE {
     return state_.GetExtraICState();
   }
 
  protected:
   virtual int MinorKey() { return GetExtraICState(); }
   virtual void PrintState(StringStream* stream) V8_FINAL V8_OVERRIDE;
 
- private:
   virtual CodeStub::Major MajorKey() { return CallIC; }
 
   // Code generation helpers.
-  void GenerateMiss(MacroAssembler* masm);
-  void Generate_CustomFeedbackCall(MacroAssembler* masm);
-  void Generate_MonomorphicArray(MacroAssembler* masm, Label* miss);
+  void GenerateMiss(MacroAssembler* masm, IC::UtilityId id);
 
-  CallIC::State state_;
+  const CallIC::State state_;
 };
 
 
+class CallIC_ArrayStub: public CallICStub {
+ public:
+  CallIC_ArrayStub(Isolate* isolate, const CallIC::State& state_in)
+      : CallICStub(isolate, state_in) {}
+
+  virtual void Generate(MacroAssembler* masm);
+
+ protected:
+  virtual void PrintState(StringStream* stream) V8_FINAL V8_OVERRIDE;
+
+  virtual CodeStub::Major MajorKey() { return CallIC_Array; }
+};
+
+
 class FunctionPrototypeStub: public ICStub {
  public:
   FunctionPrototypeStub(Isolate* isolate, Code::Kind kind)
       : ICStub(isolate, kind) { }
   virtual void Generate(MacroAssembler* masm);
 
  private:
   virtual CodeStub::Major MajorKey() { return FunctionPrototype; }
 };
 
@@ skipping 1653 matching lines @@
 
 
 class CallDescriptors {
  public:
   static void InitializeForIsolate(Isolate* isolate);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_CODE_STUBS_H_