Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1 | // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 5 | // Flags: --use-osr --allow-natives-syntax |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 6 | |
| 7 | var global_counter = 0; |
| 8 | |
| 9 | function thrower() { |
| 10 | var x = global_counter++; |
| 11 | if (x == 5) %OptimizeOsr(thrower.caller); |
| 12 | if (x == 10) throw "terminate"; |
| 13 | } |
| 14 | |
| 15 | %NeverOptimizeFunction(thrower); // Don't want to inline the thrower. |
| 16 | %NeverOptimizeFunction(test); // Don't want to inline the func into test. |
| 17 | |
| 18 | function test(func) { |
| 19 | for (var i = 0; i < 3; i++) { |
| 20 | global_counter = 0; |
| 21 | assertThrows(func); |
| 22 | } |
| 23 | } |
| 24 | |
| 25 | function n1() { |
| 26 | while (true) thrower(); |
| 27 | } |
| 28 | |
| 29 | function n2() { |
| 30 | while (true) while (true) thrower(); |
| 31 | } |
| 32 | |
| 33 | function n3() { |
| 34 | while (true) while (true) while (true) thrower(); |
| 35 | } |
| 36 | |
| 37 | function n4() { |
| 38 | while (true) while (true) while (true) while (true) thrower(); |
| 39 | } |
| 40 | |
| 41 | function b1(a) { |
| 42 | while (true) { |
| 43 | thrower(); |
| 44 | if (a) break |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | |
| 49 | function b2(a) { |
| 50 | while (true) { |
| 51 | while (true) { |
| 52 | thrower(); |
| 53 | if (a) break |
| 54 | } |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | |
| 59 | function b3(a) { |
| 60 | while (true) { |
| 61 | while (true) { |
| 62 | while (true) { |
| 63 | thrower(); |
| 64 | if (a) break |
| 65 | } |
| 66 | if (a) break |
| 67 | } |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | |
| 72 | test(n1); |
| 73 | test(n2); |
| 74 | test(n3); |
| 75 | test(n4); |
| 76 | test(b1); |
| 77 | test(b2); |
| 78 | test(b3); |