Adding smi cache

src/ast/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_AST_H_
 #define V8_AST_AST_H_
 
 #include "src/ast/ast-types.h"
 #include "src/ast/ast-value-factory.h"
 #include "src/ast/modules.h"
@@ skipping 3259 matching lines @@
   // A JavaScript symbol (ECMA-262 edition 6).
   Literal* NewSymbolLiteral(const char* name, int pos) {
     return new (zone_) Literal(ast_value_factory_->NewSymbol(name), pos);
   }
 
   Literal* NewNumberLiteral(double number, int pos, bool with_dot = false) {
     return new (zone_)
         Literal(ast_value_factory_->NewNumber(number, with_dot), pos);
   }
 
-  Literal* NewSmiLiteral(int number, int pos) {
+  Literal* NewSmiLiteral(uint32_t number, int pos) {
     return new (zone_) Literal(ast_value_factory_->NewSmi(number), pos);
   }
 
   Literal* NewBooleanLiteral(bool b, int pos) {
     return new (zone_) Literal(ast_value_factory_->NewBoolean(b), pos);
   }
 
   Literal* NewNullLiteral(int pos) {
     return new (zone_) Literal(ast_value_factory_->NewNull(), pos);
   }
@@ skipping 305 matching lines @@
                                     : NULL;                                   \
   }
 AST_NODE_LIST(DECLARE_NODE_FUNCTIONS)
 #undef DECLARE_NODE_FUNCTIONS
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_AST_AST_H_