157 commits

Author	SHA1	Message	Date
Justin Ethier	e994d4aa76	Do thread locking outside of gc_mark_gray ... Changed the locking to attempt to avoid race conditions where not all of the heap objects have been moved prior to the collector staring to process them.	2015-12-07 22:02:38 -05:00
Justin Ethier	9ded782a06	New approach to stack graying from write barrier	2015-12-06 22:37:08 -05:00
Justin Ethier	3d0d966e6d	Changed GC cooperation ... Mark all objects moved to the heap, instead of just the typical roots.	2015-12-05 22:44:06 -05:00
Justin Ethier	17fbd853c7	Added note	2015-12-04 22:31:31 -05:00
Justin Ethier	09f4a638cf	Added notes	2015-12-05 02:55:28 -05:00
Justin Ethier	ef0571b45e	Move verbose output to stderr to make runtime logging easier	2015-12-03 23:14:18 -05:00
Justin Ethier	ea6167b90b	Fixed debug statements	2015-12-03 02:51:58 -05:00
Justin Ethier	f6e14ef3a8	Added debugging	2015-12-01 22:34:39 -05:00
Justin Ethier	c70a69c202	WIP	2015-12-01 22:41:11 -05:00
Justin Ethier	52f0868d24	Selectively compile debug traces	2015-11-30 21:40:16 -05:00
Justin Ethier	e29633f2b2	Fixed off-by-one error WRT last read/write	2015-12-01 03:07:34 -05:00
Justin Ethier	ae46e39c45	Added TODO	2015-12-01 00:22:54 -05:00
Justin Ethier	7276eea773	Added debugging	2015-11-30 23:00:30 -05:00
Justin Ethier	b5849e10ed	Added debug traces	2015-11-26 22:45:22 -05:00
Justin Ethier	604eb682c5	Trace object graph used to mark	2015-11-26 01:52:42 -05:00
Justin Ethier	c8d82f899f	Debug alloc info	2015-11-26 00:15:43 -05:00
Justin Ethier	a257423999	More debugging	2015-11-25 23:54:16 -05:00
Justin Ethier	e95eeb8732	Record marking	2015-11-25 23:51:13 -05:00
Justin Ethier	ff1fc10a90	Added debug statements	2015-11-25 23:46:50 -05:00
Justin Ethier	6ad6f6e254	Added debug traces	2015-11-25 02:58:05 -05:00
Justin Ethier	3e7877b402	Working around mark-free-list problem for now, need to revisit this.	2015-11-24 23:09:49 -05:00
Justin Ethier	469cfa4c08	Debugging - how could gc_sweep/p be a value type?	2015-11-21 02:57:32 -05:00
Justin Ethier	d13327cfd4	Debugging	2015-11-21 02:14:57 -05:00
Justin Ethier	f5c60589b0	Debugging	2015-11-21 01:45:23 -05:00
Justin Ethier	b4659a563a	WIP	2015-11-19 23:00:41 -05:00
Justin Ethier	2215807a7c	WIP, need to get sweep (trace?) working	2015-11-19 21:18:52 -05:00
Justin Ethier	91e018c78b	Testing in isolation without gc_sweep enabled	2015-11-20 02:56:59 -05:00
Justin Ethier	8945773e1c	Added notes	2015-11-19 23:09:27 -05:00
Justin Ethier	8bf20a05b5	Copy objects into heap while we have the heap lock ... Attempting to prevent issues with unitialized memory. Unfortunately this is not the primary cause of the errors.	2015-11-19 23:00:53 -05:00
Justin Ethier	173e1ca407	At least for now, exit on error so we can try to track them down	2015-11-19 02:57:32 -05:00
Justin Ethier	fc29269a26	Debugging	2015-11-19 02:51:22 -05:00
Justin Ethier	ee8aec5887	Added stack scanning to write barrier. Does not seem to help, though	2015-11-18 22:44:02 -05:00
Justin Ethier	4e30e6d551	Removed printf's, and broken case statement	2015-11-17 21:23:12 -05:00
Justin Ethier	56c9d48c89	Fixed wait for handshake	2015-11-18 01:21:44 -05:00
Justin Ethier	b609e1556f	WIP	2015-11-17 23:29:57 -05:00
Justin Ethier	426bfe0365	Added additional locking	2015-11-16 23:06:26 -05:00
Justin Ethier	3d41425e88	Debugging...	2015-11-17 02:05:55 -05:00
Justin Ethier	2be274d1be	Added TODO	2015-11-14 02:49:18 -05:00
Justin Ethier	1b0e1aed36	Decremented wrong variable	2015-11-14 00:21:02 -05:00
Justin Ethier	d50ae96505	Initialize mark stack	2015-11-13 23:59:34 -05:00
Justin Ethier	f27e4874f2	Ensure mutex is unlocked	2015-11-13 23:37:12 -05:00
Justin Ethier	c4acbe0605	Added debug code	2015-11-13 21:09:20 -05:00
Justin Ethier	60b5256dba	Fixed compilation errors	2015-11-12 21:44:36 -05:00
Justin Ethier	dfc8bb76b5	Fixes	2015-11-12 21:40:26 -05:00
Justin Ethier	f4b62156ba	Added gc_add_mutator	2015-11-13 02:51:19 -05:00
Justin Ethier	f1443979e6	Added heap write barrier	2015-11-13 02:19:23 -05:00
Justin Ethier	ae3ba3cd1a	Added notes regarding update()	2015-11-12 22:49:51 -05:00
Justin Ethier	4bb24a4edd	Added mutator cooperation function	2015-11-12 22:33:34 -05:00
Justin Ethier	cb7274526c	WIP	2015-11-11 22:58:53 -05:00
Justin Ethier	c9d24c9a02	startup collector thread	2015-11-11 21:33:30 -05:00