Move global code for builtins into setup functions.

src/date.js

 // Copyright 2006-2008 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
 //       with the distribution.
 //     * Neither the name of Google Inc. nor the names of its
 //       contributors may be used to endorse or promote products derived
 //       from this software without specific prior written permission.
 //
 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 // 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.
 
-
 // This file relies on the fact that the following declarations have been made
 // in v8natives.js:
 // var $isFinite = GlobalIsFinite;
 
+var $Date = global.Date;
+
 // -------------------------------------------------------------------
 
 // This file contains date support implemented in JavaScript.
 
-// Keep reference to original values of some global properties.  This
-// has the added benefit that the code in this file is isolated from
-// changes to these properties.
-var $Date = global.Date;
-
 // Helper function to throw error.
 function ThrowDateTypeError() {
   throw new $TypeError('this is not a Date object.');
 }
 
 
 var timezone_cache_time = $NaN;
 var timezone_cache_timezone;
 
 function LocalTimezone(t) {
@@ skipping 83 matching lines @@
 // The Date cache is used to limit the cost of parsing the same Date
 // strings over and over again.
 var Date_cache = {
   // Cached time value.
   time: $NaN,
   // String input for which the cached time is valid.
   string: null
 };
 
 
-%SetCode($Date, function(year, month, date, hours, minutes, seconds, ms) {
+function DateConstructor(year, month, date, hours, minutes, seconds, ms) {
   if (!%_IsConstructCall()) {
     // ECMA 262 - 15.9.2
     return (new $Date()).toString();
   }
 
   // ECMA 262 - 15.9.3
   var argc = %_ArgumentsLength();
   var value;
   if (argc == 0) {
     value = %DateCurrentTime();
@@ skipping 36 matching lines @@
     seconds = argc > 5 ? ToNumber(seconds) : 0;
     ms = argc > 6 ? ToNumber(ms) : 0;
     year = (!NUMBER_IS_NAN(year) &&
             0 <= TO_INTEGER(year) &&
             TO_INTEGER(year) <= 99) ? 1900 + TO_INTEGER(year) : year;
     var day = MakeDay(year, month, date);
     var time = MakeTime(hours, minutes, seconds, ms);
     value = MakeDate(day, time);
     SET_LOCAL_DATE_VALUE(this, value);
   }
-});
-
-
-%FunctionSetPrototype($Date, new $Date($NaN));
+}
 
 
 var WeekDays = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'];
 var Months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
               'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
 
 
 function TwoDigitString(value) {
   return value < 10 ? "0" + value : "" + value;
 }
@@ skipping 544 matching lines @@
   cache = Date_cache;
   cache.time = $NaN;
   cache.string = null;
 }
 
 
 // -------------------------------------------------------------------
 
 function SetUpDate() {
   %CheckIsBootstrapping();
+
+  %SetCode($Date, DateConstructor);
+  %FunctionSetPrototype($Date, new $Date($NaN));
+
   // Set up non-enumerable properties of the Date object itself.
   InstallFunctions($Date, DONT_ENUM, $Array(
     "UTC", DateUTC,
     "parse", DateParse,
     "now", DateNow
   ));
 
   // Set up non-enumerable constructor property of the Date prototype object.
   %SetProperty($Date.prototype, "constructor", $Date, DONT_ENUM);
 
@@ skipping 43 matching lines @@
     "toGMTString", DateToGMTString,
     "toUTCString", DateToUTCString,
     "getYear", DateGetYear,
     "setYear", DateSetYear,
     "toISOString", DateToISOString,
     "toJSON", DateToJSON
   ));
 }
 
 SetUpDate();