Vector ICs: Ensure KeyedAccessStore mode is encoded in all handlers.

src/ast.h

 // Copyright 2012 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_AST_H_
 #define V8_AST_H_
 
 #include "src/assembler.h"
 #include "src/ast-value-factory.h"
 #include "src/bailout-reason.h"
@@ skipping 2215 matching lines @@
         type_(NULL),
         expression_(expr),
         slot_(FeedbackVectorICSlot::Invalid()) {}
   static int parent_num_ids() { return Expression::num_ids(); }
 
  private:
   int local_id(int n) const { return base_id() + parent_num_ids() + n; }
 
   class IsPrefixField : public BitField16<bool, 0, 1> {};
   class KeyTypeField : public BitField16<IcCheckType, 1, 1> {};
-  class StoreModeField : public BitField16<KeyedAccessStoreMode, 2, 4> {};
-  class TokenField : public BitField16<Token::Value, 6, 8> {};
+  class StoreModeField : public BitField16<KeyedAccessStoreMode, 2, 3> {};
+  class TokenField : public BitField16<Token::Value, 5, 8> {};
 
   // Starts with 16-bit field, which should get packed together with
   // Expression's trailing 16-bit field.
   uint16_t bit_field_;
   Type* type_;
   Expression* expression_;
   SmallMapList receiver_types_;
   FeedbackVectorICSlot slot_;
 };
 
@@ skipping 149 matching lines @@
  protected:
   Assignment(Zone* zone, Token::Value op, Expression* target, Expression* value,
              int pos);
   static int parent_num_ids() { return Expression::num_ids(); }
 
  private:
   int local_id(int n) const { return base_id() + parent_num_ids() + n; }
 
   class IsUninitializedField : public BitField16<bool, 0, 1> {};
   class KeyTypeField : public BitField16<IcCheckType, 1, 1> {};
-  class StoreModeField : public BitField16<KeyedAccessStoreMode, 2, 4> {};
-  class TokenField : public BitField16<Token::Value, 6, 8> {};
+  class StoreModeField : public BitField16<KeyedAccessStoreMode, 2, 3> {};
+  class TokenField : public BitField16<Token::Value, 5, 8> {};
 
   // Starts with 16-bit field, which should get packed together with
   // Expression's trailing 16-bit field.
   uint16_t bit_field_;
   Expression* target_;
   Expression* value_;
   BinaryOperation* binary_operation_;
   SmallMapList receiver_types_;
   FeedbackVectorICSlot slot_;
 };
@@ skipping 1216 matching lines @@
 
  private:
   Zone* zone_;
   AstValueFactory* ast_value_factory_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_AST_H_