Implement non-generic stores for object literals.

src/type-info.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 11 matching lines @@
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #ifndef V8_TYPE_INFO_H_
 #define V8_TYPE_INFO_H_
 
 #include "allocation.h"
+#include "ast.h"
 #include "globals.h"
 #include "zone-inl.h"
 
 namespace v8 {
 namespace internal {
 
 const int kMaxKeyedPolymorphism = 4;
 
 //         Unknown
 //           |   \____________
@@ skipping 194 matching lines @@
   TypeFeedbackOracle(Handle<Code> code,
                      Handle<Context> global_context,
                      Isolate* isolate);
 
   bool LoadIsMonomorphicNormal(Property* expr);
   bool LoadIsMegamorphicWithTypeInfo(Property* expr);
   bool StoreIsMonomorphicNormal(Expression* expr);
   bool StoreIsMegamorphicWithTypeInfo(Expression* expr);
   bool CallIsMonomorphic(Call* expr);
   bool CallNewIsMonomorphic(CallNew* expr);
+  bool ObjectLiteralStoreIsMonomorphic(ObjectLiteral::Property* prop);
 
   bool IsForInFastCase(ForInStatement* expr);
 
   Handle<Map> LoadMonomorphicReceiverType(Property* expr);
   Handle<Map> StoreMonomorphicReceiverType(Expression* expr);
 
   void LoadReceiverTypes(Property* expr,
                          Handle<String> name,
                          SmallMapList* types);
   void StoreReceiverTypes(Assignment* expr,
                           Handle<String> name,
                           SmallMapList* types);
   void CallReceiverTypes(Call* expr,
                          Handle<String> name,
                          CallKind call_kind,
                          SmallMapList* types);
   void CollectKeyedReceiverTypes(unsigned ast_id,
                                  SmallMapList* types);
 
   static bool CanRetainOtherContext(Map* map, Context* global_context);
   static bool CanRetainOtherContext(JSFunction* function,
                                     Context* global_context);
 
   CheckType GetCallCheckType(Call* expr);
   Handle<JSObject> GetPrototypeForPrimitiveCheck(CheckType check);
 
   Handle<JSFunction> GetCallTarget(Call* expr);
   Handle<JSFunction> GetCallNewTarget(CallNew* expr);
 
+  Handle<Map> GetObjectLiteralStoreMap(ObjectLiteral::Property* prop);
+
   bool LoadIsBuiltin(Property* expr, Builtins::Name id);
 
   // TODO(1571) We can't use ToBooleanStub::Types as the return value because
   // of various cylces in our headers. Death to tons of implementations in
   // headers!! :-P
   byte ToBooleanTypes(unsigned ast_id);
 
   // Get type information for arithmetic operations and compares.
   TypeInfo UnaryType(UnaryOperation* expr);
   TypeInfo BinaryType(BinaryOperation* expr);
@@ skipping 27 matching lines @@
   Handle<Context> global_context_;
   Isolate* isolate_;
   Handle<UnseededNumberDictionary> dictionary_;
 
   DISALLOW_COPY_AND_ASSIGN(TypeFeedbackOracle);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_TYPE_INFO_H_