Add two argument shuffle operations to Float32x4

tests/lib/typed_data/float32x4_two_arg_shuffle_test.dart

Index: tests/lib/typed_data/float32x4_two_arg_shuffle_test.dart
diff --git a/tests/lib/typed_data/float32x4_two_arg_shuffle_test.dart b/tests/lib/typed_data/float32x4_two_arg_shuffle_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..f991356dc1643ed005c85f1c82053560279f4cb7
--- /dev/null
+++ b/tests/lib/typed_data/float32x4_two_arg_shuffle_test.dart
@@ -0,0 +1,69 @@
+// Copyright (c) 2013, 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.
+
+// Library tag to be able to run in html test framework.
+library float32x4_two_arg_shuffle_test;
+
+import "package:expect/expect.dart";
+import 'dart:typed_data';
+
+testWithZWInXY() {
+  Float32x4 a = new Float32x4(1.0, 2.0, 3.0, 4.0);
+  Float32x4 b = new Float32x4(5.0, 6.0, 7.0, 8.0);
+  Float32x4 c = a.withZWInXY(b);
+  Expect.equals(7.0, c.x);
+  Expect.equals(8.0, c.y);
+  Expect.equals(3.0, c.z);
+  Expect.equals(4.0, c.w);
+}
+
+testInterleaveXY() {
+  Float32x4 a = new Float32x4(1.0, 2.0, 3.0, 4.0);
+  Float32x4 b = new Float32x4(5.0, 6.0, 7.0, 8.0);
+  Float32x4 c = a.interleaveXY(b);
+  Expect.equals(1.0, c.x);
+  Expect.equals(5.0, c.y);
+  Expect.equals(2.0, c.z);
+  Expect.equals(6.0, c.w);
+}
+
+testInterleaveZW() {
+  Float32x4 a = new Float32x4(1.0, 2.0, 3.0, 4.0);
+  Float32x4 b = new Float32x4(5.0, 6.0, 7.0, 8.0);
+  Float32x4 c = a.interleaveZW(b);
+  Expect.equals(3.0, c.x);
+  Expect.equals(7.0, c.y);
+  Expect.equals(4.0, c.z);
+  Expect.equals(8.0, c.w);
+}
+
+testInterleaveXYPairs() {
+  Float32x4 a = new Float32x4(1.0, 2.0, 3.0, 4.0);
+  Float32x4 b = new Float32x4(5.0, 6.0, 7.0, 8.0);
+  Float32x4 c = a.interleaveXYPairs(b);
+  Expect.equals(1.0, c.x);
+  Expect.equals(2.0, c.y);
+  Expect.equals(5.0, c.z);
+  Expect.equals(6.0, c.w);
+}
+
+testInterleaveZWPairs() {
+  Float32x4 a = new Float32x4(1.0, 2.0, 3.0, 4.0);
+  Float32x4 b = new Float32x4(5.0, 6.0, 7.0, 8.0);
+  Float32x4 c = a.interleaveZWPairs(b);
+  Expect.equals(3.0, c.x);
+  Expect.equals(4.0, c.y);
+  Expect.equals(7.0, c.z);
+  Expect.equals(8.0, c.w);
+}
+
+main() {
+  for (int i = 0; i < 4000; i++) {
+    testWithZWInXY();
+    testInterleaveXY();
+    testInterleaveZW();
+    testInterleaveXYPairs();
+    testInterleaveZWPairs();
+  }
+}