DataView implementation.

src/objects-inl.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 677 matching lines @@
 
 bool Object::IsBoolean() {
   return IsOddball() &&
       ((Oddball::cast(this)->kind() & Oddball::kNotBooleanMask) == 0);
 }
 
 
 TYPE_CHECKER(JSArray, JS_ARRAY_TYPE)
 TYPE_CHECKER(JSArrayBuffer, JS_ARRAY_BUFFER_TYPE)
 TYPE_CHECKER(JSTypedArray, JS_TYPED_ARRAY_TYPE)
+TYPE_CHECKER(JSDataView, JS_DATA_VIEW_TYPE)
+
+
+bool Object::IsJSArrayBufferView() {
+  return IsJSDataView() || IsJSTypedArray();
+}
+
+
 TYPE_CHECKER(JSRegExp, JS_REGEXP_TYPE)
 
 
 template <> inline bool Is<JSArray>(Object* obj) {
   return obj->IsJSArray();
 }
 
 
 bool Object::IsHashTable() {
   return Object::IsHeapObject() &&
@@ skipping 958 matching lines @@
     case JS_VALUE_TYPE:
       return JSValue::kSize;
     case JS_DATE_TYPE:
       return JSDate::kSize;
     case JS_ARRAY_TYPE:
       return JSArray::kSize;
     case JS_ARRAY_BUFFER_TYPE:
       return JSArrayBuffer::kSize;
     case JS_TYPED_ARRAY_TYPE:
       return JSTypedArray::kSize;
+    case JS_DATA_VIEW_TYPE:
+      return JSDataView::kSize;
     case JS_SET_TYPE:
       return JSSet::kSize;
     case JS_MAP_TYPE:
       return JSMap::kSize;
     case JS_WEAK_MAP_TYPE:
       return JSWeakMap::kSize;
     case JS_REGEXP_TYPE:
       return JSRegExp::kSize;
     case JS_CONTEXT_EXTENSION_OBJECT_TYPE:
       return JSObject::kHeaderSize;
@@ skipping 858 matching lines @@
 CAST_ACCESSOR(SharedFunctionInfo)
 CAST_ACCESSOR(Map)
 CAST_ACCESSOR(JSFunction)
 CAST_ACCESSOR(GlobalObject)
 CAST_ACCESSOR(JSGlobalProxy)
 CAST_ACCESSOR(JSGlobalObject)
 CAST_ACCESSOR(JSBuiltinsObject)
 CAST_ACCESSOR(Code)
 CAST_ACCESSOR(JSArray)
 CAST_ACCESSOR(JSArrayBuffer)
+CAST_ACCESSOR(JSArrayBufferView)
 CAST_ACCESSOR(JSTypedArray)
+CAST_ACCESSOR(JSDataView)
 CAST_ACCESSOR(JSRegExp)
 CAST_ACCESSOR(JSProxy)
 CAST_ACCESSOR(JSFunctionProxy)
 CAST_ACCESSOR(JSSet)
 CAST_ACCESSOR(JSMap)
 CAST_ACCESSOR(JSWeakMap)
 CAST_ACCESSOR(Foreign)
 CAST_ACCESSOR(ByteArray)
 CAST_ACCESSOR(FreeSpace)
 CAST_ACCESSOR(ExternalArray)
@@ skipping 2726 matching lines @@
   return BooleanBit::get(flag(), kIsExternalBit);
 }
 
 
 void JSArrayBuffer::set_is_external(bool value) {
   set_flag(BooleanBit::set(flag(), kIsExternalBit, value));
 }
 
 
 ACCESSORS(JSArrayBuffer, weak_next, Object, kWeakNextOffset)
-ACCESSORS(JSArrayBuffer, weak_first_array, Object, kWeakFirstArrayOffset)
+ACCESSORS(JSArrayBuffer, weak_first_view, Object, kWeakFirstViewOffset)
 
 
-ACCESSORS(JSTypedArray, buffer, Object, kBufferOffset)
-ACCESSORS(JSTypedArray, byte_offset, Object, kByteOffsetOffset)
-ACCESSORS(JSTypedArray, byte_length, Object, kByteLengthOffset)
+ACCESSORS(JSArrayBufferView, buffer, Object, kBufferOffset)
+ACCESSORS(JSArrayBufferView, byte_offset, Object, kByteOffsetOffset)
+ACCESSORS(JSArrayBufferView, byte_length, Object, kByteLengthOffset)
+ACCESSORS(JSArrayBufferView, weak_next, Object, kWeakNextOffset)
 ACCESSORS(JSTypedArray, length, Object, kLengthOffset)
-ACCESSORS(JSTypedArray, weak_next, Object, kWeakNextOffset)
 
 ACCESSORS(JSRegExp, data, Object, kDataOffset)
 
 
 JSRegExp::Type JSRegExp::TypeTag() {
   Object* data = this->data();
   if (data->IsUndefined()) return JSRegExp::NOT_COMPILED;
   Smi* smi = Smi::cast(FixedArray::cast(data)->get(kTagIndex));
   return static_cast<JSRegExp::Type>(smi->value());
 }
@@ skipping 854 matching lines @@
 #undef WRITE_UINT32_FIELD
 #undef READ_SHORT_FIELD
 #undef WRITE_SHORT_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_INL_H_