| // Copyright (c) 2018, 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=--deterministic --optimization-counter-threshold=102 --optimization-filter=Box_ |
| |
| import 'package:expect/expect.dart'; |
| |
| const int kLimit = 100; |
| |
| main() { |
| // Get all 3 functions optimized with _Smi's. |
| optimizeMilliseconds(1); |
| optimizeMicroseconds(1); |
| optimizeConstructor(1); |
| |
| // Now we trigger a store of a _Mint into the Box._value |
| testMints(2048); |
| } |
| |
| @pragma('vm:never-inline') |
| optimizeConstructor(int value) { |
| for (int i = 0; i < kLimit; ++i) { |
| new Box(milliseconds: value); |
| } |
| } |
| |
| @pragma('vm:never-inline') |
| optimizeMicroseconds(int value) { |
| final d = new Box(milliseconds: value); |
| for (int i = 0; i < kLimit; ++i) { |
| Expect.equals(value * 1000, d.inMicroseconds); |
| } |
| } |
| |
| @pragma('vm:never-inline') |
| optimizeMilliseconds(int value) { |
| final d = new Box(seconds: value); |
| for (int i = 0; i < kLimit; ++i) { |
| Expect.equals(value * 1000, d.inMilliseconds); |
| } |
| } |
| |
| @pragma('vm:never-inline') |
| testMints(int value) { |
| final d = new Box(seconds: value); |
| for (int i = 0; i < kLimit; ++i) { |
| Expect.equals(value * 1000 * 1000, d.inMicroseconds); |
| Expect.equals(value * 1000, d.inMilliseconds); |
| } |
| } |
| |
| int c = 0; |
| |
| class Box { |
| final int _value; |
| |
| @pragma('vm:never-inline') |
| Box( |
| {int days: 0, |
| int hours: 0, |
| int minutes: 0, |
| int seconds: 0, |
| int milliseconds: 0, |
| int microseconds: 0}) |
| : this._microseconds(1000 * 1000 * 60 * 60 * 24 * days + |
| 1000 * 1000 * 60 * 60 * hours + |
| 1000 * 1000 * 60 * minutes + |
| 1000 * 1000 * seconds + |
| 1000 * milliseconds + |
| microseconds); |
| |
| Box._microseconds(this._value); |
| |
| @pragma('vm:never-inline') |
| int get inMilliseconds => _value ~/ 1000; |
| |
| @pragma('vm:never-inline') |
| int get inMicroseconds => _value; |
| } |