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| 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 } |
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