js/src/jit-test/tests/debug/Frame-implementation-02.js

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1 // Test that Ion frames are invalidated by turning on Debugger. Invalidation
2 // is unobservable, but we know that Ion scripts cannot handle Debugger
3 // handlers, so we test for the handlers being called.
4
5 load(libdir + "jitopts.js");
6
7 if (!jitTogglesMatch(Opts_Ion2NoParallelCompilation))
8 quit();
9
10 withJitOptions(Opts_Ion2NoParallelCompilation, function () {
11 var g = newGlobal();
12 var dbg = new Debugger;
13 var onPopExecuted = false;
14 var breakpointHit = false;
15
16 g.toggle = function toggle(d) {
17 if (d) {
18 dbg.addDebuggee(g);
19
20 var frame1 = dbg.getNewestFrame();
21 assertEq(frame1.implementation, "ion");
22 frame1.onPop = function () {
23 onPopExecuted = true;
24 };
25
26 var frame2 = frame1.older;
27 assertEq(frame2.implementation, "ion");
28 // Offset of |print(42 + 42)|
29 var offset = frame2.script.getLineOffsets(3)[0];
30 frame2.script.setBreakpoint(offset, { hit: function (fr) {
31 assertEq(fr.implementation != "ion", true);
32 breakpointHit = true;
33 }});
34 }
35 };
36
37 g.eval("" + function f(d) {
38 g(d);
39 print(42 + 42);
40 });
41 g.eval("" + function g(d) { toggle(d); });
42
43 g.eval("(" + function test() {
44 for (var i = 0; i < 5; i++)
45 f(false);
46 f(true);
47 } + ")();");
48
49 assertEq(onPopExecuted, true);
50 assertEq(breakpointHit, true);
51 });

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