| // Copyright (c) 2012, 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-use-osr |
| |
| // @dart = 2.9 |
| |
| import "package:expect/expect.dart"; |
| |
| // Test hoisted (loop-invariant) smi operations with deoptimization. |
| |
| test_mul(h) { |
| var x; |
| for (var i = 0; i < 3; i++) { |
| x = h * 100000; |
| } |
| return x; |
| } |
| |
| test_neg(h) { |
| var x; |
| for (var i = 0; i < 3; i++) { |
| x = -h; |
| } |
| return x; |
| } |
| |
| main() { |
| for (var i = 0; i < 20; i++) test_mul(10); |
| Expect.equals(1000000, test_mul(10)); |
| Expect.equals(100000000000, test_mul(1000000)); |
| Expect.equals(100000 * 0x3fffffffffffffff, test_mul(0x3fffffffffffffff)); |
| |
| for (var i = 0; i < 20; i++) test_neg(10); |
| Expect.equals(-10, test_neg(10)); |
| Expect.equals(0x40000000, test_neg(-0x40000000)); |
| Expect.equals(0x4000000000000000, test_neg(-0x4000000000000000)); |
| } |