js/src/jit-test/tests/basic/testSlowArrayPopNestedTrees.js@6474c204b198 (annotated)
js/src/jit-test/tests/basic/testSlowArrayPopNestedTrees.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | // Same thing but nested trees, each reconstructing one or more stack frames |
| michael@0 | 2 | // (so, several functions with loops, such that the loops end up being |
| michael@0 | 3 | // nested though they are not lexically nested) |
| michael@0 | 4 | |
| michael@0 | 5 | function testSlowArrayPopNestedTrees() { |
| michael@0 | 6 | var a = []; |
| michael@0 | 7 | for (var i = 0; i < 9; i++) |
| michael@0 | 8 | a[i] = [0]; |
| michael@0 | 9 | a[8].__defineGetter__("0", function () { return 3.14159 }); |
| michael@0 | 10 | |
| michael@0 | 11 | function child(a, i, j, k) { |
| michael@0 | 12 | var last = 2.71828; |
| michael@0 | 13 | for (var l = 0; l < 9; l++) |
| michael@0 | 14 | if (i == 8 && j == 8 && k == 8) |
| michael@0 | 15 | last = a[l].pop(); // reenters interpreter in getter |
| michael@0 | 16 | return last; |
| michael@0 | 17 | } |
| michael@0 | 18 | function parent(a, i, j) { |
| michael@0 | 19 | var last; |
| michael@0 | 20 | for (var k = 0; k < 9; k++) |
| michael@0 | 21 | last = child(a, i, j, k); |
| michael@0 | 22 | return last; |
| michael@0 | 23 | } |
| michael@0 | 24 | function gramps(a, i) { |
| michael@0 | 25 | var last; |
| michael@0 | 26 | for (var j = 0; j < 9; j++) |
| michael@0 | 27 | last = parent(a, i, j); |
| michael@0 | 28 | return last; |
| michael@0 | 29 | } |
| michael@0 | 30 | |
| michael@0 | 31 | var last; |
| michael@0 | 32 | for (var i = 0; i < 9; i++) |
| michael@0 | 33 | last = gramps(a, i); |
| michael@0 | 34 | return last; |
| michael@0 | 35 | } |
| michael@0 | 36 | assertEq(testSlowArrayPopNestedTrees(), 3.14159); |
