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| 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 // VMOptions=--optimization-counter-threshold=10 | |
| 5 | |
| 6 // Library tag to be able to run in html test framework. | |
| 7 library uint32x4_sign_mask; | |
| 8 | |
| 9 import 'dart:typed_data'; | |
| 10 import 'package:expect/expect.dart'; | |
| 11 | |
| 12 void testImmediates() { | |
| 13 var f = new Uint32x4(1, 2, 3, 4); | |
| 14 var m = f.signMask; | |
| 15 Expect.equals(0x0, m); | |
| 16 f = new Uint32x4(-1, -2, -3, -4); | |
| 17 m = f.signMask; | |
| 18 Expect.equals(0xf, m); | |
| 19 f = new Uint32x4.bool(true, false, false, false); | |
| 20 m = f.signMask; | |
| 21 Expect.equals(0x1, m); | |
| 22 f = new Uint32x4.bool(false, true, false, false); | |
| 23 m = f.signMask; | |
| 24 Expect.equals(0x2, m); | |
| 25 f = new Uint32x4.bool(false, false, true, false); | |
| 26 m = f.signMask; | |
| 27 Expect.equals(0x4, m); | |
| 28 f = new Uint32x4.bool(false, false, false, true); | |
| 29 m = f.signMask; | |
| 30 Expect.equals(0x8, m); | |
| 31 } | |
| 32 | |
| 33 void testZero() { | |
| 34 var f = new Uint32x4(0, 0, 0, 0); | |
| 35 var m = f.signMask; | |
| 36 Expect.equals(0x0, m); | |
| 37 f = new Uint32x4(-0, -0, -0, -0); | |
| 38 m = f.signMask; | |
| 39 Expect.equals(0x0, m); | |
| 40 } | |
| 41 | |
| 42 void testLogic() { | |
| 43 var a = new Uint32x4(0x80000000, 0x80000000, 0x80000000, 0x80000000); | |
| 44 var b = new Uint32x4(0x70000000, 0x70000000, 0x70000000, 0x70000000); | |
| 45 var c = new Uint32x4(0xf0000000, 0xf0000000, 0xf0000000, 0xf0000000); | |
| 46 var m1 = (a & c).signMask; | |
| 47 Expect.equals(0xf, m1); | |
| 48 var m2 = (a & b).signMask; | |
| 49 Expect.equals(0x0, m2); | |
| 50 var m3 = (b ^ a).signMask; | |
| 51 Expect.equals(0xf, m3); | |
| 52 var m4 = (b | c).signMask; | |
| 53 Expect.equals(0xf, m4); | |
| 54 } | |
| 55 | |
| 56 main() { | |
| 57 for (int i = 0; i < 2000; i++) { | |
| 58 testImmediates(); | |
| 59 testZero(); | |
| 60 testLogic(); | |
| 61 } | |
| 62 } | |
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