[runtime] Simplify TO_INT32/TO_UINT32 abstract operations.

src/array.js

 // 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.
 
 var $arrayConcat;
 var $arrayPush;
 var $arrayPop;
 var $arrayShift;
 var $arraySlice;
 var $arraySplice;
@@ skipping 1214 matching lines @@
   }
   return accumulator;
 }
 
 function ArrayFilter(f, receiver) {
   CHECK_OBJECT_COERCIBLE(this, "Array.prototype.filter");
 
   // Pull out the length so that modifications to the length in the
   // loop will not affect the looping and side effects are visible.
   var array = TO_OBJECT(this);
-  var length = $toUint32(array.length);
+  var length = TO_UINT32(array.length);
   var accumulator = InnerArrayFilter(f, receiver, array, length);
   var result = new GlobalArray();
   %MoveArrayContents(accumulator, result);
   return result;
 }
 
 function InnerArrayForEach(f, receiver, array, length) {
   if (!IS_SPEC_FUNCTION(f)) throw MakeTypeError(kCalledNonCallable, f);
   var needs_wrapper = false;
   if (IS_NULL(receiver)) {
@@ skipping 290 matching lines @@
   return current;
 }
 
 
 function ArrayReduce(callback, current) {
   CHECK_OBJECT_COERCIBLE(this, "Array.prototype.reduce");
 
   // Pull out the length so that modifications to the length in the
   // loop will not affect the looping and side effects are visible.
   var array = TO_OBJECT(this);
-  var length = $toUint32(array.length);
+  var length = TO_UINT32(array.length);
   return InnerArrayReduce(callback, current, array, length,
                           %_ArgumentsLength());
 }
 
 
 function InnerArrayReduceRight(callback, current, array, length,
                                argumentsLength) {
   if (!IS_SPEC_FUNCTION(callback)) {
     throw MakeTypeError(kCalledNonCallable, callback);
   }
@@ skipping 22 matching lines @@
   return current;
 }
 
 
 function ArrayReduceRight(callback, current) {
   CHECK_OBJECT_COERCIBLE(this, "Array.prototype.reduceRight");
 
   // Pull out the length so that side effects are visible before the
   // callback function is checked.
   var array = TO_OBJECT(this);
-  var length = $toUint32(array.length);
+  var length = TO_UINT32(array.length);
   return InnerArrayReduceRight(callback, current, array, length,
                                %_ArgumentsLength());
 }
 
 // ES5, 15.4.3.2
 function ArrayIsArray(obj) {
   return IS_ARRAY(obj);
 }
 
 
@@ skipping 110 matching lines @@
 
 $arrayConcat = ArrayConcatJS;
 $arrayPush = ArrayPush;
 $arrayPop = ArrayPop;
 $arrayShift = ArrayShift;
 $arraySlice = ArraySlice;
 $arraySplice = ArraySplice;
 $arrayUnshift = ArrayUnshift;
 
 });