• file
• revisions
• annotate
• diff
• comparison
• raw

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

js/src/jit-test/tests/jaeger/recompile/arith.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
michael@0	2	/* Handle recompilation of arithmetic operations, and on-stack int -> double conversion. */
michael@0	3
michael@0	4	function add(x, y)
michael@0	5	{
michael@0	6	var z = x + y;
michael@0	7	assertEq(z, 2147483732);
michael@0	8	assertEq(z - 10, 2147483722);
michael@0	9	}
michael@0	10	add(0x7ffffff0, 100);
michael@0	11
michael@0	12	function mul(x, y)
michael@0	13	{
michael@0	14	var z = x * y;
michael@0	15	assertEq(z, 4294967264);
michael@0	16	}
michael@0	17	mul(0x7ffffff0, 2);
michael@0	18
michael@0	19	function div1(x, y)
michael@0	20	{
michael@0	21	var z = x / y;
michael@0	22	assertEq(z + 10, 20);
michael@0	23	}
michael@0	24	div1(100, 10);
michael@0	25
michael@0	26	function div2(x, y)
michael@0	27	{
michael@0	28	var z = x / y;
michael@0	29	assertEq(z + 10, 20.5);
michael@0	30	}
michael@0	31	div2(105, 10);
michael@0	32
michael@0	33	function uncopy(x, y)
michael@0	34	{
michael@0	35	var q = x;
michael@0	36	x += y;
michael@0	37	q++;
michael@0	38	assertEq(q, 2147483633);
michael@0	39	assertEq(x, 2147483732);
michael@0	40	}
michael@0	41	uncopy(0x7ffffff0, 100);
michael@0	42
michael@0	43	function addmore(x, y)
michael@0	44	{
michael@0	45	var q = (x + 10) + (x + y);
michael@0	46	assertEq(q, 4294967374);
michael@0	47	x = q;
michael@0	48	}
michael@0	49	addmore(0x7ffffff0, 100);