summaryrefslogtreecommitdiffstats
path: root/js/src/jit-test/tests/jaeger/recompile/exotic.js
diff options
context:
space:
mode:
Diffstat (limited to 'js/src/jit-test/tests/jaeger/recompile/exotic.js')
-rw-r--r--js/src/jit-test/tests/jaeger/recompile/exotic.js64
1 files changed, 64 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/jaeger/recompile/exotic.js b/js/src/jit-test/tests/jaeger/recompile/exotic.js
new file mode 100644
index 0000000000..c1630d50a5
--- /dev/null
+++ b/js/src/jit-test/tests/jaeger/recompile/exotic.js
@@ -0,0 +1,64 @@
+
+// Test exotic ways of triggering recompilation.
+
+// Recompilation triggered by local function.
+
+var o = {};
+function what(q) {
+ function inner() { return q; }
+ o.f = inner;
+ var a = o.f();
+ return a;
+}
+for (var i = 0; i < 10; i++) {
+ var a = what(i);
+ assertEq(a, i);
+}
+
+// Lowered scripted call to apply returning code pointer.
+
+var global = 3;
+function foo(x, y) {
+ var q = x.apply(null, y);
+ if (q != 10)
+ assertEq(global, true);
+}
+foo(function(a) { global = a; return 10; }, [1]);
+foo(function(a) { global = a; return 10; }, [1]);
+foo(function(a) { global = a; return 10; }, [1]);
+assertEq(global, 1);
+foo(function(a) { global = a; return 3; }, [true]);
+assertEq(global, true);
+
+// Lowered scripted call returning NULL.
+
+var oglobal = 3;
+function xfoo(x, y) {
+ var q = x.apply(null, y);
+ if (q != 10)
+ assertEq(oglobal, true);
+}
+xfoo(function(a) { oglobal = a; return 10; }, [1]);
+xfoo(function(a) { oglobal = a; return 10; }, [1]);
+xfoo(function(a) { oglobal = a; return 10; }, [1]);
+assertEq(oglobal, 1);
+xfoo(function(a) { [1,2,3]; oglobal = a; return 3; }, [true]);
+assertEq(oglobal, true);
+
+// Recompilation out of SplatApplyArgs.
+
+weirdarray = [,,1,2,3];
+Object.defineProperty(weirdarray, 0, {get: function() { vglobal = 'true'; }});
+
+var vglobal = 3;
+function yfoo(x, y) {
+ var q = x.apply(null, y);
+ if (q != 10)
+ assertEq(vglobal, 'true');
+ else
+ assertEq(vglobal, 3);
+}
+yfoo(function(a) { return 10; }, [1]);
+yfoo(function(a) { return 10; }, [1]);
+yfoo(function(a) { return 10; }, [1]);
+yfoo(function() { return 0; }, weirdarray);