Faster invocation of fields as methods.

runtime/vm/raw_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_RAW_OBJECT_H_
 #define VM_RAW_OBJECT_H_
 
 #include "platform/assert.h"
 #include "vm/globals.h"
 #include "vm/token.h"
@@ skipping 470 matching lines @@
   RawGrowableObjectArray* direct_subclasses_;  // Array of Class.
   RawScript* script_;
   RawLibrary* library_;
   RawTypeArguments* type_parameters_;  // Array of TypeParameter.
   RawAbstractType* super_type_;
   RawType* mixin_;
   RawClass* patch_class_;
   RawFunction* signature_function_;  // Associated function for signature class.
   RawArray* constants_;  // Canonicalized values of this class.
   RawArray* canonical_types_;  // Canonicalized types of this class.
-  RawArray* no_such_method_cache_;   // Dispatcher functions for noSuchMethod.
+  RawArray* invocation_dispatcher_cache_;   // Cache for dispatcher functions.
   RawCode* allocation_stub_;  // Stub code for allocation of instances.
   RawObject** to() {
     return reinterpret_cast<RawObject**>(&ptr()->allocation_stub_);
   }
 
   cpp_vtable handle_vtable_;
   intptr_t instance_size_in_words_;  // Size if fixed len or 0 if variable len.
   intptr_t id_;  // Class Id, also index in the class table.
   intptr_t type_arguments_field_offset_in_words_;  // Offset of type args fld.
   intptr_t next_field_offset_in_words_;  // Offset of the next instance field.
@@ skipping 91 matching lines @@
     kClosureFunction,
     kSignatureFunction,  // represents a signature only without actual code.
     kGetterFunction,     // represents getter functions e.g: get foo() { .. }.
     kSetterFunction,     // represents setter functions e.g: set foo(..) { .. }.
     kConstructor,
     kImplicitGetter,     // represents an implicit getter for fields.
     kImplicitSetter,     // represents an implicit setter for fields.
     kConstImplicitGetter,  // represents an implicit const getter for fields.
     kMethodExtractor,  // converts method into implicit closure on the receiver.
     kNoSuchMethodDispatcher,  // invokes noSuchMethod.
+    kInvokeFieldDispatcher,  // invokes a field as a closure.
   };
 
  private:
   friend class Class;
   RAW_HEAP_OBJECT_IMPLEMENTATION(Function);
 
   RawObject** from() { return reinterpret_cast<RawObject**>(&ptr()->name_); }
   RawString* name_;
   RawObject* owner_;  // Class or patch class or mixin class
                       // where this function is defined.
@@ skipping 1093 matching lines @@
   // Make sure this is updated when new TypedData types are added.
   ASSERT(kTypedDataInt8ArrayViewCid == kTypedDataInt8ArrayCid + 12);
   ASSERT(kExternalTypedDataInt8ArrayCid == kTypedDataInt8ArrayViewCid + 13);
   ASSERT(kNullCid == kExternalTypedDataInt8ArrayCid + 12);
   return (kNullCid - kTypedDataInt8ArrayCid);
 }
 
 }  // namespace dart
 
 #endif  // VM_RAW_OBJECT_H_