2010-09-04 Ivan Maidanski <ivmai@mail.ru>

2010-09-04  Ivan Maidanski <ivmai@mail.ru>

	* darwin_stop_world.c (GC_push_all_stacks): Reset
	thread_state_count value before every thread_get_state call;
	refine the comment for thread_state_count.
	* darwin_stop_world.c (GC_push_all_stacks): Ignore rsp, rip/eip,
	rflags, cs, fs, gs, ss, ds, es, __pc registers; uncomment ebp
	register pushing.
	* darwin_stop_world.c (GC_push_all_stacks): Set outCount to
	GC_MACH_THREAD_STATE_COUNT (instead of THREAD_STATE_MAX).
	* darwin_stop_world.c (GC_push_all_stacks): Remove FIXME and WARN
	for i386.