blob: fe1aaa0d4586b7d3ff5ebaf6d5d896e561eb09f8 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/* Used to verify that the JIT resolves the transparent/opaque type
* tests internal to storage().
*
* In this case the argument type is variable and thus unknown to the
* JIT, so both ObjectIsOpaqueTypedObject and
* ObjectIsTransparentTypedObject are resolved as uses of the
* "HasClass" primitive.
*
* Load this into the js shell with IONFLAGS=logs, then exit and run
* iongraph. func01 will likely be the one we want (look for calls to
* ObjectIsOpaqueTypedObject and ObjectIsTransparentTypedObject in the
* graph for pass00).
*/
if (!this.TypedObject)
quit();
var T = TypedObject;
function check(v) {
return T.storage(v);
}
function test() {
var AT = new T.ArrayType(T.int32,10);
var v = new Object; // Not actually a typed object
var w = new AT(); // Actually a typed object
var a = [v,w];
for ( var i=0 ; i < 1000 ; i++ )
try { check(a[i%2]); } catch (e) {}
try { return check(a[1]); } catch (e) {}
}
test();
|
