OLD | NEW |
1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 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. | 3 // BSD-style license that can be found in the LICENSE file. |
4 // VMOptions=--optimization-counter-threshold=10 --no-use-osr --no-background-co
mpilation | 4 // VMOptions=--optimization-counter-threshold=10 --no-use-osr --no-background-co
mpilation |
5 | 5 |
6 import "package:expect/expect.dart"; | 6 import "package:expect/expect.dart"; |
7 | 7 |
8 // Test hoisted (loop-invariant) smi operations with deoptimization. | 8 // Test hoisted (loop-invariant) smi operations with deoptimization. |
9 | 9 |
10 test_mul(h) { | 10 test_mul(h) { |
11 var x; | 11 var x; |
12 for (var i=0; i<3; i++) { | 12 for (var i = 0; i < 3; i++) { |
13 x = h * 100000; | 13 x = h * 100000; |
14 } | 14 } |
15 return x; | 15 return x; |
16 } | 16 } |
17 | 17 |
18 test_neg(h) { | 18 test_neg(h) { |
19 var x; | 19 var x; |
20 for (var i=0; i<3; i++) { | 20 for (var i = 0; i < 3; i++) { |
21 x = -h; | 21 x = -h; |
22 } | 22 } |
23 return x; | 23 return x; |
24 } | 24 } |
25 | 25 |
26 main() { | 26 main() { |
27 for (var i=0; i<20; i++) test_mul(10); | 27 for (var i = 0; i < 20; i++) test_mul(10); |
28 Expect.equals(1000000, test_mul(10)); | 28 Expect.equals(1000000, test_mul(10)); |
29 Expect.equals(100000000000, test_mul(1000000)); | 29 Expect.equals(100000000000, test_mul(1000000)); |
30 Expect.equals(100000 * 0x3fffffffffffffff, test_mul(0x3fffffffffffffff)); | 30 Expect.equals(100000 * 0x3fffffffffffffff, test_mul(0x3fffffffffffffff)); |
31 | 31 |
32 for (var i=0; i<20; i++) test_neg(10); | 32 for (var i = 0; i < 20; i++) test_neg(10); |
33 Expect.equals(-10, test_neg(10)); | 33 Expect.equals(-10, test_neg(10)); |
34 Expect.equals(0x40000000, test_neg(-0x40000000)); | 34 Expect.equals(0x40000000, test_neg(-0x40000000)); |
35 Expect.equals(0x4000000000000000, test_neg(-0x4000000000000000)); | 35 Expect.equals(0x4000000000000000, test_neg(-0x4000000000000000)); |
36 } | 36 } |
OLD | NEW |