Do not use new struct type where unnecessary.

src/objects-inl.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.
 //
 // Review notes:
 //
 // - The use of macros in these inline functions may seem superfluous
 // but it is absolutely needed to make sure gcc generates optimal
 // code. gcc is not happy when attempting to inline too deep.
 //
@@ skipping 121 matching lines @@
   }                                                        \
   void holder::set_##name(bool value) {                    \
     set_##field(BooleanBit::set(field(), offset, value));  \
   }
 
 #define TYPE_CHECKER(type, instancetype)           \
   bool HeapObject::Is##type() const {              \
     return map()->instance_type() == instancetype; \
   }
 
+TYPE_CHECKER(BreakPointInfo, TUPLE2_TYPE)
 TYPE_CHECKER(ByteArray, BYTE_ARRAY_TYPE)
 TYPE_CHECKER(BytecodeArray, BYTECODE_ARRAY_TYPE)
+TYPE_CHECKER(CallHandlerInfo, TUPLE2_TYPE)
 TYPE_CHECKER(Cell, CELL_TYPE)
 TYPE_CHECKER(Code, CODE_TYPE)
+TYPE_CHECKER(ConstantElementsPair, TUPLE2_TYPE)
 TYPE_CHECKER(FixedDoubleArray, FIXED_DOUBLE_ARRAY_TYPE)
 TYPE_CHECKER(Foreign, FOREIGN_TYPE)
 TYPE_CHECKER(FreeSpace, FREE_SPACE_TYPE)
 TYPE_CHECKER(HeapNumber, HEAP_NUMBER_TYPE)
 TYPE_CHECKER(JSArgumentsObject, JS_ARGUMENTS_TYPE)
 TYPE_CHECKER(JSArray, JS_ARRAY_TYPE)
 TYPE_CHECKER(JSArrayBuffer, JS_ARRAY_BUFFER_TYPE)
 TYPE_CHECKER(JSAsyncGeneratorObject, JS_ASYNC_GENERATOR_OBJECT_TYPE)
 TYPE_CHECKER(JSBoundFunction, JS_BOUND_FUNCTION_TYPE)
 TYPE_CHECKER(JSContextExtensionObject, JS_CONTEXT_EXTENSION_OBJECT_TYPE)
@@ skipping 18 matching lines @@
 TYPE_CHECKER(JSWeakMap, JS_WEAK_MAP_TYPE)
 TYPE_CHECKER(JSWeakSet, JS_WEAK_SET_TYPE)
 TYPE_CHECKER(Map, MAP_TYPE)
 TYPE_CHECKER(MutableHeapNumber, MUTABLE_HEAP_NUMBER_TYPE)
 TYPE_CHECKER(Oddball, ODDBALL_TYPE)
 TYPE_CHECKER(PropertyCell, PROPERTY_CELL_TYPE)
 TYPE_CHECKER(SharedFunctionInfo, SHARED_FUNCTION_INFO_TYPE)
 TYPE_CHECKER(SourcePositionTableWithFrameCache, TUPLE2_TYPE)
 TYPE_CHECKER(Symbol, SYMBOL_TYPE)
 TYPE_CHECKER(TransitionArray, TRANSITION_ARRAY_TYPE)
+TYPE_CHECKER(TypeFeedbackInfo, TUPLE3_TYPE)
 TYPE_CHECKER(WeakCell, WEAK_CELL_TYPE)
 TYPE_CHECKER(WeakFixedArray, FIXED_ARRAY_TYPE)
 
 #define TYPED_ARRAY_TYPE_CHECKER(Type, type, TYPE, ctype, size) \
   TYPE_CHECKER(Fixed##Type##Array, FIXED_##TYPE##_ARRAY_TYPE)
 TYPED_ARRAYS(TYPED_ARRAY_TYPE_CHECKER)
 #undef TYPED_ARRAY_TYPE_CHECKER
 
 #undef TYPE_CHECKER
 
@@ skipping 412 matching lines @@
   return this->IsHeapNumber() &&
          i::IsMinusZero(HeapNumber::cast(this)->value());
 }
 
 // ------------------------------------
 // Cast operations
 
 CAST_ACCESSOR(AbstractCode)
 CAST_ACCESSOR(ArrayList)
 CAST_ACCESSOR(BoilerplateDescription)
+CAST_ACCESSOR(BreakPointInfo)
 CAST_ACCESSOR(ByteArray)
 CAST_ACCESSOR(BytecodeArray)
+CAST_ACCESSOR(CallHandlerInfo)
 CAST_ACCESSOR(Cell)
 CAST_ACCESSOR(Code)
 CAST_ACCESSOR(ConsString)
+CAST_ACCESSOR(ConstantElementsPair)
 CAST_ACCESSOR(DeoptimizationInputData)
 CAST_ACCESSOR(DeoptimizationOutputData)
 CAST_ACCESSOR(DependentCode)
 CAST_ACCESSOR(DescriptorArray)
 CAST_ACCESSOR(ExternalOneByteString)
 CAST_ACCESSOR(ExternalString)
 CAST_ACCESSOR(ExternalTwoByteString)
 CAST_ACCESSOR(FixedArray)
 CAST_ACCESSOR(FixedArrayBase)
 CAST_ACCESSOR(FixedDoubleArray)
@@ skipping 49 matching lines @@
 CAST_ACCESSOR(TemplateList)
 CAST_ACCESSOR(RegExpMatchInfo)
 CAST_ACCESSOR(ScopeInfo)
 CAST_ACCESSOR(SeededNumberDictionary)
 CAST_ACCESSOR(SeqOneByteString)
 CAST_ACCESSOR(SeqString)
 CAST_ACCESSOR(SeqTwoByteString)
 CAST_ACCESSOR(SharedFunctionInfo)
 CAST_ACCESSOR(SourcePositionTableWithFrameCache)
 CAST_ACCESSOR(SlicedString)
+CAST_ACCESSOR(SloppyArgumentsElements)
 CAST_ACCESSOR(Smi)
 CAST_ACCESSOR(String)
 CAST_ACCESSOR(StringSet)
 CAST_ACCESSOR(StringTable)
 CAST_ACCESSOR(Struct)
 CAST_ACCESSOR(Symbol)
 CAST_ACCESSOR(TemplateInfo)
 CAST_ACCESSOR(ThinString)
+CAST_ACCESSOR(TypeFeedbackInfo)
 CAST_ACCESSOR(UnseededNumberDictionary)
 CAST_ACCESSOR(WeakCell)
 CAST_ACCESSOR(WeakFixedArray)
 CAST_ACCESSOR(WeakHashTable)
-CAST_ACCESSOR(SloppyArgumentsElements)
 
 #define MAKE_STRUCT_CAST(NAME, Name, name) CAST_ACCESSOR(Name)
 STRUCT_LIST(MAKE_STRUCT_CAST)
 #undef MAKE_STRUCT_CAST
 
 #undef CAST_ACCESSOR
 
 bool Object::HasValidElements() {
   // Dictionary is covered under FixedArray.
   return IsFixedArray() || IsFixedDoubleArray() || IsFixedTypedArrayBase();
@@ skipping 7628 matching lines @@
 #undef WRITE_BYTE_FIELD
 #undef NOBARRIER_READ_BYTE_FIELD
 #undef NOBARRIER_WRITE_BYTE_FIELD
 
 }  // namespace internal
 }  // namespace v8
 
 #include "src/objects/object-macros-undef.h"
 
 #endif  // V8_OBJECTS_INL_H_