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js/src/jit-test/tests/jaeger/recompile/inlinestubs.js@6474c204b198 (annotated)

js/src/jit-test/tests/jaeger/recompile/inlinestubs.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	// rejoining after recompilation from CompileFunction or a native called by an inlined frame.
michael@0	2
michael@0	3	var global = 0;
michael@0	4	var arr = [
michael@0	5	function() { return 0; },
michael@0	6	function() { return 1; },
michael@0	7	function() { return 2; },
michael@0	8	function() { return 3; },
michael@0	9	function() { return 4; },
michael@0	10	function() { return 5; },
michael@0	11	function() { return 6; },
michael@0	12	function() { return 7; },
michael@0	13	function() { global = -"three"; return 8; }
michael@0	14	];
michael@0	15	function wrap_call(i) {
michael@0	16	var fn = arr["" + i];
michael@0	17	return fn();
michael@0	18	}
michael@0	19	function foo1() {
michael@0	20	var res = 0;
michael@0	21	for (var i = 0; i < arr.length; i++) {
michael@0	22	res += wrap_call(i);
michael@0	23	var expected = (i == arr.length - 1) ? NaN : 10;
michael@0	24	assertEq(global + 10, expected);
michael@0	25	}
michael@0	26	}
michael@0	27	foo1();
michael@0	28
michael@0	29	var callfn = Function.call;
michael@0	30	function wrap_floor(x, y) {
michael@0	31	var z = x;
michael@0	32	if (y)
michael@0	33	z = {}; // trick the compiler into not inlining the floor() call.
michael@0	34	return Math.floor(z);
michael@0	35	}
michael@0	36
michael@0	37	function foo2(x, y) {
michael@0	38	var z = 0;
michael@0	39	for (var i = 0; i < y; i++)
michael@0	40	z = wrap_floor(x + i, false);
michael@0	41	assertEq(z + 10, 2147483661);
michael@0	42	}
michael@0	43	foo2(0x7ffffff0 + .5, 20);