10 commits

Author	SHA1	Message	Date
Andy Wingo	9b0bc6e975	mark-sweep: Update markers to deal in heap and spaces ... This will let us get rid of "struct context".	2022-03-29 15:06:28 +02:00
Andy Wingo	5a92b43e94	Change serial marker to deal in struct gcobj* instead of uintptr ... "struct gcobj*" is how we denote live objects, and the marker will only see live objects.	2022-03-29 15:04:20 +02:00
Andy Wingo	7ce07de670	First crack at parallel marking	2022-03-12 21:09:17 +01:00
Andy Wingo	9c89672c88	Put a local mark queue in front of the work-stealing queue	2022-03-11 11:57:14 +01:00
Andy Wingo	f57a1b8a55	Refactor to separate gcbench from gc	2022-03-11 11:48:26 +01:00
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