[turbofan] Allow deoptimization for JSToNumber operator.

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/v8.h"
 
 #include "src/assembler.h"
@@ skipping 2152 matching lines @@
   }
   Type* type() const { return type_; }
   void set_key_type(IcCheckType type) {
     bit_field_ = KeyTypeField::update(bit_field_, type);
   }
   void set_store_mode(KeyedAccessStoreMode mode) {
     bit_field_ = StoreModeField::update(bit_field_, mode);
   }
   void set_type(Type* type) { type_ = type; }
 
-  static int num_ids() { return parent_num_ids() + 3; }
+  static int num_ids() { return parent_num_ids() + 4; }
   BailoutId AssignmentId() const { return BailoutId(local_id(0)); }
+  BailoutId ToNumberId() const { return BailoutId(local_id(1)); }
   TypeFeedbackId CountBinOpFeedbackId() const {
-    return TypeFeedbackId(local_id(1));
+    return TypeFeedbackId(local_id(2));
   }
   TypeFeedbackId CountStoreFeedbackId() const {
-    return TypeFeedbackId(local_id(2));
+    return TypeFeedbackId(local_id(3));
   }
 
  protected:
   CountOperation(Zone* zone, Token::Value op, bool is_prefix, Expression* expr,
                  int pos)
       : Expression(zone, pos),
         bit_field_(IsPrefixField::encode(is_prefix) |
                    KeyTypeField::encode(ELEMENT) |
                    StoreModeField::encode(STANDARD_STORE) |
                    TokenField::encode(op)),
@@ skipping 1356 matching lines @@
 
  private:
   Zone* zone_;
   AstValueFactory* ast_value_factory_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_AST_H_