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js/src/devtools/gc/tests/loops.js@6474c204b198 (annotated)

js/src/devtools/gc/tests/loops.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	//Measure plain GC.
michael@0	2
michael@0	3	var t = [];
michael@0	4	var N = 500000
michael@0	5
michael@0	6	for(var i = 0; i < N; i++)
michael@0	7	t[i] = {};
michael@0	8
michael@0	9	gc()
michael@0	10
michael@0	11	t = [];
michael@0	12
michael@0	13	gc();
michael@0	14
michael@0	15	for(var i = 0; i < N; i++)
michael@0	16	t[i] = ({});
michael@0	17
michael@0	18	gc();
michael@0	19
michael@0	20	t = [];
michael@0	21
michael@0	22	gc();
michael@0	23
michael@0	24
michael@0	25	for(var i = 0; i < N; i++)
michael@0	26	t[i] = "asdf";
michael@0	27
michael@0	28	gc();
michael@0	29
michael@0	30	t = [];
michael@0	31
michael@0	32	gc();
michael@0	33
michael@0	34
michael@0	35	for(var i = 0; i < N; i++)
michael@0	36	t[i] = 1.12345;
michael@0	37
michael@0	38	gc();
michael@0	39
michael@0	40	t=[];
michael@0	41
michael@0	42	gc();
michael@0	43
michael@0	44	for(var i = 0; i < N; i++) {
michael@0	45	t[i] = ({});
michael@0	46	if (i != 0)
michael@0	47	t[i].a = t[i-1];
michael@0	48	}
michael@0	49
michael@0	50	gc();
michael@0	51
michael@0	52	t = [];
michael@0	53
michael@0	54	gc();
michael@0	55