Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1 | // Copyright 2014 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: --allow-natives-syntax --use-osr |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 6 | |
| 7 | var counter = 188; |
| 8 | |
| 9 | function gen(w) { // defeat compiler cache. |
| 10 | var num = counter++; |
| 11 | var Z = [ "", "", "", ]; |
| 12 | Z[w] = "%OptimizeOsr()"; |
| 13 | var src = |
| 14 | "function f" + num + "(a,b,c) {" + |
| 15 | " var x = 0;" + |
| 16 | " var y = 0;" + |
| 17 | " var z = 0;" + |
| 18 | " while (a > 0) { " + Z[0] + "; x += 19; a--; var j=2; while(j--); }" + |
| 19 | " while (b > 0) { " + Z[1] + "; y += 23; b--; var j=2; while(j--); }" + |
| 20 | " while (c > 0) { " + Z[2] + "; z += 29; c--; var j=2; while(j--); }" + |
| 21 | " return x + y + z;" + |
| 22 | "} f" + num; |
| 23 | return eval(src); |
| 24 | } |
| 25 | |
| 26 | function check(x,a,b,c) { |
| 27 | for (var i = 0; i < 3; i++) { |
| 28 | var f = gen(i); |
| 29 | assertEquals(x, f(a, b, c)); |
| 30 | } |
| 31 | } |
| 32 | |
| 33 | check(213, 3,3,3); |
| 34 | check(365, 4,5,6); |
| 35 | check(6948, 99,98,97); |