factor

Author	SHA1	Message	Date
Slava Pestov	371ff1498d	vm: minor cleanup	2009-11-08 06:08:17 -06:00
Slava Pestov	66b01c85e9	vm: fix 'become' when aging space is empty	2009-11-05 23:53:53 -06:00
Slava Pestov	dab9cde4bb	vm: speed up some bit twiddling on 32-bit	2009-11-05 19:29:27 -06:00
Slava Pestov	5dc04bd8ae	vm: faster sweep algorithm	2009-11-01 20:24:25 -06:00