Use enum instead of bool for force_generic (MISS / MISS_FORCE_GENERIC)

src/ic.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 458 matching lines @@
   }
 
   static StubKind GetNoTransitionStubKind(StubKind stub_kind) {
     if (!IsTransitionStubKind(stub_kind)) return stub_kind;
     if (IsGrowStubKind(stub_kind)) return STORE_AND_GROW_NO_TRANSITION;
     return STORE_NO_TRANSITION;
   }
 };
 
 
+enum ICMissMode {
+  MISS_FORCE_GENERIC,
+  MISS
+};
+
+
 class KeyedLoadIC: public KeyedIC {
  public:
   explicit KeyedLoadIC(Isolate* isolate) : KeyedIC(isolate) {
     ASSERT(target()->is_keyed_load_stub());
   }
 
   MUST_USE_RESULT MaybeObject* Load(State state,
                                     Handle<Object> object,
                                     Handle<Object> key,
-                                    bool force_generic_stub);
+                                    ICMissMode force_generic);
 
   // Code generator routines.
-  static void GenerateMiss(MacroAssembler* masm, bool force_generic);
+  static void GenerateMiss(MacroAssembler* masm, ICMissMode force_generic);
   static void GenerateRuntimeGetProperty(MacroAssembler* masm);
   static void GenerateInitialize(MacroAssembler* masm) {
-    GenerateMiss(masm, false);
+    GenerateMiss(masm, MISS);
   }
   static void GeneratePreMonomorphic(MacroAssembler* masm) {
-    GenerateMiss(masm, false);
+    GenerateMiss(masm, MISS);
   }
   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.
@@ skipping 139 matching lines @@
  public:
   explicit KeyedStoreIC(Isolate* isolate) : KeyedIC(isolate) {
     ASSERT(target()->is_keyed_store_stub());
   }
 
   MUST_USE_RESULT MaybeObject* Store(State state,
                                      StrictModeFlag strict_mode,
                                      Handle<Object> object,
                                      Handle<Object> name,
                                      Handle<Object> value,
-                                     bool force_generic);
+                                     ICMissMode force_generic);
 
   // Code generators for stub routines.  Only called once at startup.
   static void GenerateInitialize(MacroAssembler* masm) {
-    GenerateMiss(masm, false);
+    GenerateMiss(masm, MISS);
   }
-  static void GenerateMiss(MacroAssembler* masm, bool force_generic);
+  static void GenerateMiss(MacroAssembler* masm, ICMissMode 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);
   static void GenerateTransitionElementsSmiToDouble(MacroAssembler* masm);
   static void GenerateTransitionElementsDoubleToObject(MacroAssembler* masm);
 
   virtual Handle<Code> GetElementStubWithoutMapCheck(
       bool is_js_array,
       ElementsKind elements_kind,
       KeyedAccessGrowMode grow_mode);
 
   virtual bool IsGeneric() const {
     return target() == *generic_stub() ||
         target() == *generic_stub_strict();
   }
 
  protected:
   virtual Code::Kind kind() const { return Code::KEYED_STORE_IC; }
 
   virtual Handle<Code> ComputePolymorphicStub(MapHandleList* receiver_maps,
                                               StrictModeFlag strict_mode,
                                               KeyedAccessGrowMode grow_mode);
 
-  private:
+ private:
   // Update the inline cache.
   void UpdateCaches(LookupResult* lookup,
                     State state,
                     StrictModeFlag strict_mode,
                     Handle<JSObject> receiver,
                     Handle<String> name,
                     Handle<Object> value);
 
   void set_target(Code* code) {
     // Strict mode must be preserved across IC patching.
@@ skipping 144 matching lines @@
 };
 
 
 // Helper for BinaryOpIC and CompareIC.
 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK };
 void PatchInlinedSmiCode(Address address, InlinedSmiCheck check);
 
 } }  // namespace v8::internal
 
 #endif  // V8_IC_H_