Crankshaft support for polymorphic array handling

src/hydrogen.h

 // Copyright 2011 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 880 matching lines @@
                                      HValue* left,
                                      HValue* right);
   HInstruction* BuildIncrement(bool returns_original_input,
                                CountOperation* expr);
   HLoadNamedField* BuildLoadNamedField(HValue* object,
                                        Property* expr,
                                        Handle<Map> type,
                                        LookupResult* result,
                                        bool smi_and_map_check);
   HInstruction* BuildLoadNamedGeneric(HValue* object, Property* expr);
-  HInstruction* BuildLoadKeyedFastElement(HValue* object,
-                                          HValue* key,
-                                          Property* expr);
-  HInstruction* BuildLoadKeyedSpecializedArrayElement(HValue* object,
-                                                      HValue* key,
-                                                      Property* expr);
   HInstruction* BuildLoadKeyedGeneric(HValue* object,
                                       HValue* key);
+  HInstruction* BuildExternalArrayElementAccess(
+      HValue* external_elements,
+      HValue* checked_key,
+      HValue* val,
+      JSObject::ElementsKind elements_kind,
+      bool is_store);
 
-  HInstruction* BuildLoadKeyed(HValue* obj,
-                               HValue* key,
-                               Property* prop);
+  HInstruction* BuildMonomorphicElementAccess(HValue* object,
+                                              HValue* key,
+                                              HValue* val,
+                                              Expression* expr,
+                                              bool is_store);
+  HValue* HandlePolymorphicElementAccess(HValue* object,
+                                         HValue* key,
+                                         HValue* val,
+                                         Expression* prop,
+                                         int ast_id,
+                                         int position,
+                                         bool is_store,
+                                         bool* has_side_effects);
+
+  HValue* HandleKeyedElementAccess(HValue* obj,
+                                   HValue* key,
+                                   HValue* val,
+                                   Expression* expr,
+                                   int ast_id,
+                                   int position,
+                                   bool is_store,
+                                   bool* has_side_effects);
 
   HInstruction* BuildLoadNamed(HValue* object,
                                Property* prop,
                                Handle<Map> map,
                                Handle<String> name);
   HInstruction* BuildStoreNamed(HValue* object,
                                 HValue* value,
                                 Expression* expr);
   HInstruction* BuildStoreNamedField(HValue* object,
                                      Handle<String> name,
                                      HValue* value,
                                      Handle<Map> type,
                                      LookupResult* lookup,
                                      bool smi_and_map_check);
   HInstruction* BuildStoreNamedGeneric(HValue* object,
                                        Handle<String> name,
                                        HValue* value);
   HInstruction* BuildStoreKeyedGeneric(HValue* object,
                                        HValue* key,
                                        HValue* value);
 
-  HInstruction* BuildStoreKeyedFastElement(HValue* object,
-                                           HValue* key,
-                                           HValue* val,
-                                           Expression* expr);
-
-  HInstruction* BuildStoreKeyedSpecializedArrayElement(
-      HValue* object,
-      HValue* key,
-      HValue* val,
-      Expression* expr);
-
-  HInstruction* BuildStoreKeyed(HValue* object,
-                                HValue* key,
-                                HValue* value,
-                                Expression* assignment);
-
   HValue* BuildContextChainWalk(Variable* var);
 
   void AddCheckConstantFunction(Call* expr,
                                 HValue* receiver,
                                 Handle<Map> receiver_map,
                                 bool smi_and_map_check);
 
   Zone* zone() { return zone_; }
 
   // The translation state of the currently-being-translated function.
@@ skipping 237 matching lines @@
   const char* filename_;
   HeapStringAllocator string_allocator_;
   StringStream trace_;
   int indent_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_H_