Reified metadata in the VM

runtime/vm/object.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_OBJECT_H_
 #define VM_OBJECT_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "platform/utils.h"
@@ skipping 2233 matching lines @@
   RawFunction* LookupFunctionAllowPrivate(const String& name) const;
   RawFunction* LookupLocalFunction(const String& name) const;
   RawLibraryPrefix* LookupLocalLibraryPrefix(const String& name) const;
   RawScript* LookupScript(const String& url) const;
   RawArray* LoadedScripts() const;
 
   void AddAnonymousClass(const Class& cls) const;
 
   void AddExport(const Namespace& ns) const;
 
+  void AddClassMetadata(const Class& cls, intptr_t token_pos) const;
+  void AddFieldMetadata(const Field& field, intptr_t token_pos) const;
+  void AddFunctionMetadata(const Function& func, intptr_t token_pos) const;
+  RawObject* GetMetadata(const Object& obj) const;
+
   // Library imports.
   void AddImport(const Namespace& ns) const;
   intptr_t num_imports() const { return raw_ptr()->num_imports_; }
   RawNamespace* ImportAt(intptr_t index) const;
   RawLibrary* ImportLibraryAt(intptr_t index) const;
   bool ImportsCorelib() const;
 
   RawFunction* LookupFunctionInScript(const Script& script,
                                       intptr_t token_pos) const;
 
@@ skipping 62 matching lines @@
   static const int kImportsCapacityIncrement = 8;
   static RawLibrary* New();
 
   void set_num_imports(intptr_t value) const {
     raw_ptr()->num_imports_ = value;
   }
   RawArray* imports() const { return raw_ptr()->imports_; }
   RawArray* exports() const { return raw_ptr()->exports_; }
   bool HasExports() const;
   RawArray* loaded_scripts() const { return raw_ptr()->loaded_scripts_; }
+  RawGrowableObjectArray* metadata() const { return raw_ptr()->metadata_; }
   RawArray* dictionary() const { return raw_ptr()->dictionary_; }
   void InitClassDictionary() const;
   void InitImportList() const;
   void GrowDictionary(const Array& dict, intptr_t dict_size) const;
   static RawLibrary* NewLibraryHelper(const String& url,
                                       bool import_core_lib);
   RawObject* LookupEntry(const String& name, intptr_t *index) const;
 
+  RawString* MakeMetadataName(const Object& obj) const;
+  RawField* GetMetadataField(const String& metaname) const;
+  void AddMetadata(const Class& cls,
+                   const String& name,
+                   intptr_t token_pos) const;
+
   FINAL_HEAP_OBJECT_IMPLEMENTATION(Library, Object);
 
   friend class Bootstrap;
   friend class Class;
   friend class Debugger;
   friend class DictionaryIterator;
   friend class Isolate;
   friend class Namespace;
   friend class Object;
 };
@@ skipping 3513 matching lines @@
 
 
 RawObject* MegamorphicCache::GetTargetFunction(const Array& array,
                                                intptr_t index) {
   return array.At((index * kEntryLength) + kTargetFunctionIndex);
 }
 
 }  // namespace dart
 
 #endif  // VM_OBJECT_H_