Add OptimizedCodeEntry as a new heap object type. An optimized code entry represents an association…

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 657 matching lines @@
 template <> inline bool Is<JSFunction>(Object* obj) {
   return obj->IsJSFunction();
 }
 
 
 TYPE_CHECKER(Code, CODE_TYPE)
 TYPE_CHECKER(Oddball, ODDBALL_TYPE)
 TYPE_CHECKER(Cell, CELL_TYPE)
 TYPE_CHECKER(PropertyCell, PROPERTY_CELL_TYPE)
 TYPE_CHECKER(SharedFunctionInfo, SHARED_FUNCTION_INFO_TYPE)
+TYPE_CHECKER(OptimizedCodeEntry, OPTIMIZED_CODE_ENTRY_TYPE)
 TYPE_CHECKER(JSGeneratorObject, JS_GENERATOR_OBJECT_TYPE)
 TYPE_CHECKER(JSModule, JS_MODULE_TYPE)
 TYPE_CHECKER(JSValue, JS_VALUE_TYPE)
 TYPE_CHECKER(JSDate, JS_DATE_TYPE)
 TYPE_CHECKER(JSMessageObject, JS_MESSAGE_OBJECT_TYPE)
 
 
 bool Object::IsStringWrapper() {
   return IsJSValue() && JSValue::cast(this)->value()->IsString();
 }
@@ skipping 1879 matching lines @@
 CAST_ACCESSOR(Name)
 CAST_ACCESSOR(JSReceiver)
 CAST_ACCESSOR(JSObject)
 CAST_ACCESSOR(Smi)
 CAST_ACCESSOR(HeapObject)
 CAST_ACCESSOR(HeapNumber)
 CAST_ACCESSOR(Oddball)
 CAST_ACCESSOR(Cell)
 CAST_ACCESSOR(PropertyCell)
 CAST_ACCESSOR(SharedFunctionInfo)
+CAST_ACCESSOR(OptimizedCodeEntry)
 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)
@@ skipping 2337 matching lines @@
   // enough power of 2.
   if (tries >= 16 && (((tries - 1) & tries) == 0)) {
     set_optimization_disabled(false);
     set_opt_count(0);
     set_deopt_count(0);
     code()->set_optimizable(true);
   }
 }
 
 
+ACCESSORS(OptimizedCodeEntry, native_context, Context, kNativeContextOffset)
+ACCESSORS(OptimizedCodeEntry, function, JSFunction, kFunctionOffset)
+ACCESSORS(OptimizedCodeEntry, code, Code, kCodeOffset)
+ACCESSORS(OptimizedCodeEntry, literals, FixedArray, kLiteralsOffset)
+
+
+OptimizedCodeEntry* OptimizedCodeEntry::next_by_shared_info() {
+  Object* object = READ_FIELD(this, kNextBySharedInfoOffset);
+  if (object == NULL) return NULL;
+  return OptimizedCodeEntry::cast(object);
+}
+
+
+OptimizedCodeEntry* OptimizedCodeEntry::next_by_native_context() {
+  Object* object = READ_FIELD(this, kNextByNativeContextOffset);
+  if (object == NULL) return NULL;
+  return OptimizedCodeEntry::cast(object);
+}
+
+
+void OptimizedCodeEntry::set_next_by_shared_info(OptimizedCodeEntry* value,
+    WriteBarrierMode mode) {
+  WRITE_FIELD(this, kNextBySharedInfoOffset, value);
+  CONDITIONAL_WRITE_BARRIER(
+      GetHeap(), this, kNextBySharedInfoOffset, value, mode);
+}
+
+
+void OptimizedCodeEntry::set_next_by_native_context(OptimizedCodeEntry* value,
+    WriteBarrierMode mode) {
+  WRITE_FIELD(this, kNextByNativeContextOffset, value);
+  CONDITIONAL_WRITE_BARRIER(
+      GetHeap(), this, kNextByNativeContextOffset, value, mode);
+}
+
+
+bool OptimizedCodeEntry::cacheable() {
+  return static_cast<bool>(READ_BYTE_FIELD(this, kCacheableOffset));
+}
+
+
+void OptimizedCodeEntry::set_cacheable(bool val) {
+  WRITE_BYTE_FIELD(this, kCacheableOffset, static_cast<byte>(val));
+}
+
+
 bool JSFunction::IsBuiltin() {
   return context()->global_object()->IsJSBuiltinsObject();
 }
 
 
 bool JSFunction::NeedsArgumentsAdaption() {
   return shared()->formal_parameter_count() !=
       SharedFunctionInfo::kDontAdaptArgumentsSentinel;
 }
 
@@ skipping 1348 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_