Infra for running lib tests

test/codegen/lib/typed_data/int32x4_arithmetic_test.dart

Index: test/codegen/lib/typed_data/int32x4_arithmetic_test.dart
diff --git a/test/codegen/lib/typed_data/int32x4_arithmetic_test.dart b/test/codegen/lib/typed_data/int32x4_arithmetic_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..0cf81b7d65b598fb719976b07753c85a9db9ef4a
--- /dev/null
+++ b/test/codegen/lib/typed_data/int32x4_arithmetic_test.dart
@@ -0,0 +1,99 @@
+// 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.
+// VMOptions=--deoptimization_counter_threshold=1000 --optimization-counter-threshold=10
+
+// Library tag to be able to run in html test framework.
+library uint32x4_arithmetic_test;
+
+import 'dart:typed_data';
+import "package:expect/expect.dart";
+
+testAdd() {
+  var m = new Int32x4(0, 0, 0, 0);
+  var n = new Int32x4(-1, -1, -1, -1);
+  var o = m + n;
+  Expect.equals(-1, o.x);
+  Expect.equals(-1, o.y);
+  Expect.equals(-1, o.z);
+  Expect.equals(-1, o.w);
+
+  m = new Int32x4(0, 0, 0, 0);
+  n = new Int32x4(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF);
+  o = m + n;
+  Expect.equals(-1, o.x);
+  Expect.equals(-1, o.y);
+  Expect.equals(-1, o.z);
+  Expect.equals(-1, o.w);
+
+  n = new Int32x4(1, 1, 1, 1);
+  m = new Int32x4(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF);
+  o = m + n;
+  Expect.equals(0, o.x);
+  Expect.equals(0, o.y);
+  Expect.equals(0, o.z);
+  Expect.equals(0, o.w);
+
+  n = new Int32x4(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF);
+  m = new Int32x4(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF);
+  o = m + n;
+  Expect.equals(-2, o.x);
+  Expect.equals(-2, o.y);
+  Expect.equals(-2, o.z);
+  Expect.equals(-2, o.w);
+
+  n = new Int32x4(1, 0, 0, 0);
+  m = new Int32x4(2, 0, 0, 0);
+  o = n + m;
+  Expect.equals(3, o.x);
+  Expect.equals(0, o.y);
+  Expect.equals(0, o.z);
+  Expect.equals(0, o.w);
+
+  n = new Int32x4(1, 3, 0, 0);
+  m = new Int32x4(2, 4, 0, 0);
+  o = n + m;
+  Expect.equals(3, o.x);
+  Expect.equals(7, o.y);
+  Expect.equals(0, o.z);
+  Expect.equals(0, o.w);
+
+  n = new Int32x4(1, 3, 5, 0);
+  m = new Int32x4(2, 4, 6, 0);
+  o = n + m;
+  Expect.equals(3, o.x);
+  Expect.equals(7, o.y);
+  Expect.equals(11, o.z);
+  Expect.equals(0, o.w);
+
+  n = new Int32x4(1, 3, 5, 7);
+  m = new Int32x4(-2, -4, -6, -8);
+  o = n + m;
+  Expect.equals(-1, o.x);
+  Expect.equals(-1, o.y);
+  Expect.equals(-1, o.z);
+  Expect.equals(-1, o.w);
+}
+
+testSub() {
+  var m = new Int32x4(0, 0, 0, 0);
+  var n = new Int32x4(1, 1, 1, 1);
+  var o = m - n;
+  Expect.equals(-1, o.x);
+  Expect.equals(-1, o.y);
+  Expect.equals(-1, o.z);
+  Expect.equals(-1, o.w);
+
+  o = n - m;
+  Expect.equals(1, o.x);
+  Expect.equals(1, o.y);
+  Expect.equals(1, o.z);
+  Expect.equals(1, o.w);
+}
+
+main() {
+  for (int i = 0; i < 20; i++) {
+    testAdd();
+    testSub();
+  }
+}