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js/src/jit-test/tests/ion/bug679493.js@b8a032363ba2 (annotated)

js/src/jit-test/tests/ion/bug679493.js

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	// Normal checks:
michael@0	2	function mul(x, y) {
michael@0	3	return x*y;
michael@0	4	}
michael@0	5	assertEq(mul(1, 2), 2);
michael@0	6	assertEq(mul(0, 2), 0);
michael@0	7	assertEq(mul(0, -1), -0);
michael@0	8	assertEq(mul(100000000, 20000), 2000000000000);
michael@0	9	assertEq(mul(0, -2), -0);
michael@0	10	assertEq(mul(0, 0), 0);
michael@0	11
michael@0	12	// Constant * value checks:
michael@0	13	assertEq(function(x){return x*1}(4), 4);
michael@0	14	assertEq(function(x){return x*1}(0), 0);
michael@0	15	assertEq(function(x){return x*1}(-4), -4);
michael@0	16	assertEq(function(x){return x*2}(4), 8);
michael@0	17	assertEq(function(x){return x*2}(0), 0);
michael@0	18	assertEq(function(x){return x*2}(-4), -8);
michael@0	19	assertEq(function(x){return x*2}(2000000000), 4000000000);
michael@0	20	assertEq(function(x){return x*5}(4), 20);
michael@0	21	assertEq(function(x){return x*5}(0), 0);
michael@0	22	assertEq(function(x){return x*5}(-4), -20);
michael@0	23	assertEq(function(x){return x*0}(0), 0);
michael@0	24	assertEq(function(x){return x*0}(5), 0);
michael@0	25	assertEq(function(x){return x*0}(-5), -0);
michael@0	26	assertEq(function(x){return x*-5}(4), -20);
michael@0	27	assertEq(function(x){return x*-5}(0), -0);
michael@0	28	assertEq(function(x){return x*-5}(-4), 20);
michael@0	29	assertEq(function(x){return x*20000}(100000000), 2000000000000);
michael@0	30
michael@0	31	// Constant folding
michael@0	32	assertEq(function(){var x=5; return x*4}(), 20);
michael@0	33	assertEq(function(){var x=5; return x*-4}(), -20);
michael@0	34	assertEq(function(){var x=0; return x*4}(), 0);
michael@0	35	assertEq(function(){var x=0; return x*0}(), 0);
michael@0	36	assertEq(function(){var x=0; return x*-4}(), -0);
michael@0	37	assertEq(function(){var x=20000; return x*100000000}(), 2000000000000);