5 commits

Author	SHA1	Message	Date
Andy Wingo	5c8a8a2d3e	Store mark bits on the side ... Lets the sweeper avoid chasing pointers, and is more amenable to parallel marking.	2022-03-11 11:23:58 +01:00
Andy Wingo	fb350fb3ff	Keep read/write positions when growing queue	2022-03-11 11:23:58 +01:00
Andy Wingo	cfa7ea31ae	Move back to marking objects instead of edges	2022-03-11 11:23:58 +01:00
Andy Wingo	45405efe56	Move to mark queue, is it an improvement?	2022-03-11 11:23:58 +01:00
Andy Wingo	d2828975a5	Switch mark-sweep collector to mark stack ... Slows down performance though! Have to think here.	2022-03-11 11:23:58 +01:00