blob: 95825d4a3b7cf374a6229ab6fa51733ada4d19c9 [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
// Library tag to be able to run in html test framework.
library float32x4_sign_mask;
import 'dart:typed_data';
import 'package:expect/expect.dart';
void testImmediates() {
var f = new Float32x4(1.0, 2.0, 3.0, 4.0);
var m = f.signMask;
Expect.equals(0x0, m);
f = new Float32x4(-1.0, -2.0, -3.0, -0.0);
m = f.signMask;
Expect.equals(0xf, m);
f = new Float32x4(-1.0, 2.0, 3.0, 4.0);
m = f.signMask;
Expect.equals(0x1, m);
f = new Float32x4(1.0, -2.0, 3.0, 4.0);
m = f.signMask;
Expect.equals(0x2, m);
f = new Float32x4(1.0, 2.0, -3.0, 4.0);
m = f.signMask;
Expect.equals(0x4, m);
f = new Float32x4(1.0, 2.0, 3.0, -4.0);
m = f.signMask;
Expect.equals(0x8, m);
}
void testZero() {
var f = new Float32x4(0.0, 0.0, 0.0, 0.0);
var m = f.signMask;
Expect.equals(0x0, m);
f = new Float32x4(-0.0, -0.0, -0.0, -0.0);
m = f.signMask;
Expect.equals(0xf, m);
}
void testArithmetic() {
var a = new Float32x4(1.0, 1.0, 1.0, 1.0);
var b = new Float32x4(2.0, 2.0, 2.0, 2.0);
var c = new Float32x4(-1.0, -1.0, -1.0, -1.0);
var m1 = (a - b).signMask;
Expect.equals(0xf, m1);
var m2 = (b - a).signMask;
Expect.equals(0x0, m2);
var m3 = (c * c).signMask;
Expect.equals(0x0, m3);
var m4 = (a * c).signMask;
Expect.equals(0xf, m4);
}
main() {
for (int i = 0; i < 2000; i++) {
testImmediates();
testZero();
testArithmetic();
}
}