Intrinsify natural word size typed array getters on IA32 and X64

tests/standalone/int_array_test.dart

+// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+//
+// Dart test program for testing native int arrays.
+
+// Library tag to be able to run in html test framework.
+#library("IntArrayTest.dart");
+
+#import('dart:scalarlist');
+
+void testInt32ToSmi() {
+  Int32List intArray;
+
+  intArray = new Int32List(4);
+  intArray[0] = 1073741823;  // SmiMax
+  intArray[1] = -1073741824;  // SmiMin
+  intArray[2] = 1073741824;  // SmiMax+1
+  intArray[3] = -1073741825;  // SmiMin-1
+  var x = intArray[0];
+  var y = intArray[1];
+  var z = intArray[2];
+  var w = intArray[3];
+  Expect.equals(1073741823, x);
+  Expect.equals(-1073741824, y);
+  Expect.equals(1073741824, z);
+  Expect.equals(-1073741825, w);
+}
+
+void testUint32ToSmi() {
+  Uint32List intArray;
+
+  intArray = new Uint32List(4);
+  intArray[0] = 1073741823;  // SmiMax
+  intArray[1] = -1;  // 0xFFFFFFFF : 4294967295
+  intArray[2] = 1073741830;  // SmiMax+7
+  intArray[3] = -1073741825;  // 0xbfffffff : 3221225471
+  var x = intArray[0];
+  var y = intArray[1];
+  var z = intArray[2];
+  var w = intArray[3];
+  Expect.equals(1073741823, x);
+  Expect.equals(4294967295, y);
+  Expect.equals(1073741830, z);
+  Expect.equals(3221225471, w);
+}
+
+void testInt64ToSmi() {
+  Int64List intArray;
+
+  intArray = new Int64List(4);
+  intArray[0] = 4611686018427387903;  // SmiMax
+  intArray[1] = -4611686018427387904; // SmiMin
+  intArray[2] = 4611686018427387904;  // SmiMax+1
+  intArray[3] = -4611686018427387905;  // SmiMin-1
+  var x = intArray[0];
+  var y = intArray[1];
+  var z = intArray[2];
+  var w = intArray[3];
+  Expect.equals(4611686018427387903, x);
+  Expect.equals(-4611686018427387904, y);
+  Expect.equals(4611686018427387904, z);
+  Expect.equals(-4611686018427387905, w);
+}
+
+void testUint64ToSmi() {
+  Uint64List intArray;
+
+  intArray = new Uint64List(4);
+  intArray[0] = 4611686018427387903;  // SmiMax
+  intArray[1] = -1;  // 0xFFFFFFFFFFFFFFFF : 18446744073709551615
+  intArray[2] = 4611686018427387904; // SmiMax+1
+  intArray[3] = 9223372036854775808;
+  var x = intArray[0];
+  var y = intArray[1];
+  var z = intArray[2];
+  var w = intArray[3];
+  print(w);
+  Expect.equals(4611686018427387903, x);
+  Expect.equals(18446744073709551615, y);
+  Expect.equals(4611686018427387904, z);
+  Expect.equals(9223372036854775808, w);
+}
+
+
+main() {
+  testUint64ToSmi();
+  return;
+  for (int i = 0; i < 2000; i++) {
+    testInt32ToSmi();
+    testUint32ToSmi();
+    testInt64ToSmi();
+    testUint64ToSmi();
+  }
+}