Implement many KeyedStoreStubs using Crankshaft

src/ast.h

Index: src/ast.h
diff --git a/src/ast.h b/src/ast.h
index 5debc74ebbab68ee18c40a863d664ad5f92e7a1b..88cd69605df54747e98a04f936d36d308976d1ac 100644
--- a/src/ast.h
+++ b/src/ast.h
@@ -349,6 +349,10 @@ class Expression: public AstNode {
     ASSERT(types != NULL && types->length() == 1);
     return types->at(0);
   }
+  virtual KeyedAccessStoreMode GetStoreMode() {
+    UNREACHABLE();
+    return STANDARD_STORE;
+  }
 
   BailoutId id() const { return id_; }
   TypeFeedbackId test_id() const { return test_id_; }
@@ -1481,6 +1485,9 @@ class Property: public Expression {
   void RecordTypeFeedback(TypeFeedbackOracle* oracle, Zone* zone);
   virtual bool IsMonomorphic() { return is_monomorphic_; }
   virtual SmallMapList* GetReceiverTypes() { return &receiver_types_; }
+  virtual KeyedAccessStoreMode GetStoreMode() {
+    return STANDARD_STORE;
+  }
   bool IsArrayLength() { return is_array_length_; }
   bool IsUninitialized() { return is_uninitialized_; }
   TypeFeedbackId PropertyFeedbackId() { return reuse(id()); }
@@ -1773,6 +1780,9 @@ class CountOperation: public Expression {
   void RecordTypeFeedback(TypeFeedbackOracle* oracle, Zone* znoe);
   virtual bool IsMonomorphic() { return is_monomorphic_; }
   virtual SmallMapList* GetReceiverTypes() { return &receiver_types_; }
+  virtual KeyedAccessStoreMode GetStoreMode() {
+    return store_mode_;
+  }
 
   BailoutId AssignmentId() const { return assignment_id_; }
 
@@ -1788,6 +1798,8 @@ class CountOperation: public Expression {
       : Expression(isolate),
         op_(op),
         is_prefix_(is_prefix),
+        is_monomorphic_(false),
+        store_mode_(STANDARD_STORE),
         expression_(expr),
         pos_(pos),
         assignment_id_(GetNextId(isolate)),
@@ -1795,8 +1807,9 @@ class CountOperation: public Expression {
 
  private:
   Token::Value op_;
-  bool is_prefix_;
-  bool is_monomorphic_;
+  bool is_prefix_ : 1;
+  bool is_monomorphic_ : 1;
+  KeyedAccessStoreMode store_mode_: 4;
   Expression* expression_;
   int pos_;
   const BailoutId assignment_id_;
@@ -1909,6 +1922,9 @@ class Assignment: public Expression {
   void RecordTypeFeedback(TypeFeedbackOracle* oracle, Zone* zone);
   virtual bool IsMonomorphic() { return is_monomorphic_; }
   virtual SmallMapList* GetReceiverTypes() { return &receiver_types_; }
+  virtual KeyedAccessStoreMode GetStoreMode() {
+    return store_mode_;
+  }
 
  protected:
   Assignment(Isolate* isolate,
@@ -1934,7 +1950,8 @@ class Assignment: public Expression {
   BinaryOperation* binary_operation_;
   const BailoutId assignment_id_;
 
-  bool is_monomorphic_;
+  bool is_monomorphic_ : 1;
+  KeyedAccessStoreMode store_mode_ : 4;
   SmallMapList receiver_types_;
 };