[stubs] KeyedLoadGeneric: support loading properties from strings

src/ic/accessor-assembler.h

 // Copyright 2016 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.
 
 #ifndef V8_SRC_IC_ACCESSOR_ASSEMBLER_H_
 #define V8_SRC_IC_ACCESSOR_ASSEMBLER_H_
 
 #include "src/code-stub-assembler.h"
 
 namespace v8 {
@@ skipping 132 matching lines @@
   // If |transition| is nullptr then the normal field store is generated or
   // transitioning store otherwise.
   void HandleStoreICSmiHandlerCase(Node* handler_word, Node* holder,
                                    Node* value, Node* transition, Label* miss);
   // If |transition| is nullptr then the normal field store is generated or
   // transitioning store otherwise.
   void HandleStoreFieldAndReturn(Node* handler_word, Node* holder,
                                  Representation representation, Node* value,
                                  Node* transition, Label* miss);
 
+  // KeyedLoadIC_Generic implementation.
+
+  void GenericElementLoad(Node* receiver, Node* receiver_map,
+                          Node* instance_type, Node* index, Label* slow);
+
+  void GenericPropertyLoad(Node* receiver, Node* receiver_map,
+                           Node* instance_type, Node* key,
+                           const LoadICParameters* p, Label* slow);
+
   // Low-level helpers.
 
   Node* PrepareValueForStore(Node* handler_word, Node* holder,
                              Representation representation, Node* transition,
                              Node* value, Label* bailout);
 
   // Extends properties backing store by JSObject::kFieldsAdded elements.
   void ExtendPropertiesBackingStore(Node* object);
 
   void StoreNamedField(Node* handler_word, Node* object, bool is_inobject,
@@ skipping 23 matching lines @@
   void TryProbeStubCacheTable(StubCache* stub_cache, StubCacheTable table_id,
                               Node* entry_offset, Node* name, Node* map,
                               Label* if_handler, Variable* var_handler,
                               Label* if_miss);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_SRC_IC_ACCESSOR_ASSEMBLER_H_