Implement %TypedArray%.prototype.sort

src/array.js

Index: src/array.js
diff --git a/src/array.js b/src/array.js
index 93378cfb00b1b14c0150e5b179c6de5f6a8852a2..ff78293c1cf64a727b78ad59d4763d68dd8756e0 100644
--- a/src/array.js
+++ b/src/array.js
@@ -12,6 +12,7 @@ var $arraySplice;
 var $arrayUnshift;
 var $innerArrayForEach;
 var $innerArrayEvery;
+var $innerArraySort;
 
 (function(global, shared, exports) {
 
@@ -861,9 +862,7 @@ function ArraySplice(start, delete_count) {
 }
 
 
-function ArraySort(comparefn) {
-  CHECK_OBJECT_COERCIBLE(this, "Array.prototype.sort");
-
+function InnerArraySort(length, comparefn) {
   // In-place QuickSort algorithm.
   // For short (length <= 22) arrays, insertion sort is used for efficiency.
 
@@ -1108,7 +1107,6 @@ function ArraySort(comparefn) {
     return first_undefined;
   };
 
-  var length = TO_UINT32(this.length);
   if (length < 2) return this;
 
   var is_array = IS_ARRAY(this);
@@ -1147,6 +1145,14 @@ function ArraySort(comparefn) {
 }
 
 
+function ArraySort(comparefn) {
+  CHECK_OBJECT_COERCIBLE(this, "Array.prototype.sort");
+
+  var length = TO_UINT32(this.length);
+  return %_CallFunction(this, length, comparefn, InnerArraySort);
+}
+
+
 // The following functions cannot be made efficient on sparse arrays while
 // preserving the semantics, since the calls to the receiver function can add
 // or delete elements from the array.
@@ -1609,5 +1615,6 @@ $arrayUnshift = ArrayUnshift;
 
 $innerArrayForEach = InnerArrayForEach;
 $innerArrayEvery = InnerArrayEvery;
+$innerArraySort = InnerArraySort;
 
 });