blob: 6fcad56c5333d6bd9cd90ea7bad78dc7803b7a47 [file] [log] [blame]
// 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 --no-background-compilation
// Library tag to be able to run in html test framework.
library uint32x4_shuffle_test;
import 'dart:typed_data';
import "package:expect/expect.dart";
void testShuffle() {
var m = new Int32x4(1, 2, 3, 4);
var c;
c = m.shuffle(Int32x4.wzyx);
Expect.equals(4, c.x);
Expect.equals(3, c.y);
Expect.equals(2, c.z);
Expect.equals(1, c.w);
}
void testShuffleNonConstant(mask) {
var m = new Int32x4(1, 2, 3, 4);
var c;
c = m.shuffle(mask);
if (mask == 1) {
Expect.equals(2, c.x);
Expect.equals(1, c.y);
Expect.equals(1, c.z);
Expect.equals(1, c.w);
} else {
Expect.equals(Int32x4.yyyy + 1, mask);
Expect.equals(3, c.x);
Expect.equals(2, c.y);
Expect.equals(2, c.z);
Expect.equals(2, c.w);
}
}
void testShuffleMix() {
var m = new Int32x4(1, 2, 3, 4);
var n = new Int32x4(5, 6, 7, 8);
var c = m.shuffleMix(n, Int32x4.xyxy);
Expect.equals(1, c.x);
Expect.equals(2, c.y);
Expect.equals(5, c.z);
Expect.equals(6, c.w);
}
main() {
var xxxx = Int32x4.xxxx + 1;
var yyyy = Int32x4.yyyy + 1;
for (int i = 0; i < 20; i++) {
testShuffle();
testShuffleNonConstant(xxxx);
testShuffleNonConstant(yyyy);
testShuffleMix();
}
}