js/src/jit-test/tests/jaeger/regalloc-live.js@6474c204b198
js/src/jit-test/tests/jaeger/regalloc-live.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.
2 // test local/arg liveness analysis in presence of many locals
4 function foo(a, b, c) {
5 var x = 0, y = 0, z = 0;
6 if (a < b) {
7 x = a + 0;
8 y = b + 0;
9 z = c + 0;
10 } else {
11 x = a;
12 y = b;
13 z = c;
14 }
15 return x + y + z;
16 }
17 assertEq(foo(1, 2, 3), 6);
19 // restore liveness correctly before switch statements
21 function foo(a, b, c) {
22 var x = 0, y = 0, z = 0;
23 if (a < b) {
24 x = a + 0;
25 y = b + 0;
26 z = c + 0;
27 } else {
28 switch (c) {
29 case 1:
30 case 2:
31 case 3:
32 case 4:
33 case 5: return 0;
34 }
35 x = 0;
36 y = 0;
37 z = 0;
38 }
39 return x + y + z;
40 }
41 assertEq(foo(1, 2, 3), 6);
