Index: test/codegen/lib/typed_data/int32x4_sign_mask_test.dart |
diff --git a/test/codegen/lib/typed_data/int32x4_sign_mask_test.dart b/test/codegen/lib/typed_data/int32x4_sign_mask_test.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..b4e620ea7385928900e946deec90a6d3525b1d12 |
--- /dev/null |
+++ b/test/codegen/lib/typed_data/int32x4_sign_mask_test.dart |
@@ -0,0 +1,62 @@ |
+// 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=--optimization-counter-threshold=10 |
+ |
+// Library tag to be able to run in html test framework. |
+library int32x4_sign_mask; |
+ |
+import 'dart:typed_data'; |
+import 'package:expect/expect.dart'; |
+ |
+void testImmediates() { |
+ var f = new Int32x4(1, 2, 3, 4); |
+ var m = f.signMask; |
+ Expect.equals(0x0, m); |
+ f = new Int32x4(-1, -2, -3, -4); |
+ m = f.signMask; |
+ Expect.equals(0xf, m); |
+ f = new Int32x4.bool(true, false, false, false); |
+ m = f.signMask; |
+ Expect.equals(0x1, m); |
+ f = new Int32x4.bool(false, true, false, false); |
+ m = f.signMask; |
+ Expect.equals(0x2, m); |
+ f = new Int32x4.bool(false, false, true, false); |
+ m = f.signMask; |
+ Expect.equals(0x4, m); |
+ f = new Int32x4.bool(false, false, false, true); |
+ m = f.signMask; |
+ Expect.equals(0x8, m); |
+} |
+ |
+void testZero() { |
+ var f = new Int32x4(0, 0, 0, 0); |
+ var m = f.signMask; |
+ Expect.equals(0x0, m); |
+ f = new Int32x4(-0, -0, -0, -0); |
+ m = f.signMask; |
+ Expect.equals(0x0, m); |
+} |
+ |
+void testLogic() { |
+ var a = new Int32x4(0x80000000, 0x80000000, 0x80000000, 0x80000000); |
+ var b = new Int32x4(0x70000000, 0x70000000, 0x70000000, 0x70000000); |
+ var c = new Int32x4(0xf0000000, 0xf0000000, 0xf0000000, 0xf0000000); |
+ var m1 = (a & c).signMask; |
+ Expect.equals(0xf, m1); |
+ var m2 = (a & b).signMask; |
+ Expect.equals(0x0, m2); |
+ var m3 = (b ^ a).signMask; |
+ Expect.equals(0xf, m3); |
+ var m4 = (b | c).signMask; |
+ Expect.equals(0xf, m4); |
+} |
+ |
+main() { |
+ for (int i = 0; i < 2000; i++) { |
+ testImmediates(); |
+ testZero(); |
+ testLogic(); |
+ } |
+} |