35 commits

Author	SHA1	Message	Date
daanx	5e95ebc7a0	fix free stats	2024-12-02 17:46:41 -08:00
daanx	c9abfe8253	wip: can run mstress	2024-12-02 16:24:40 -08:00
daanx	d96c134566	wip: initial version with eager abandonment	2024-12-02 16:01:45 -08:00
daanx	69ac69abac	wip: use epoch with 512bit chunks	2024-12-02 00:31:08 -08:00
daanx	2f789aae9a	wip: cannot compile	2024-12-01 16:26:59 -08:00
daanx	1d7a9f62a5	bug fixes	2024-12-01 12:54:16 -08:00
daanx	9ebe941ce0	first version that passes the make test	2024-11-30 20:21:32 -08:00
daanx	55b70f1588	wip	2024-11-30 14:00:07 -08:00
daanx	68f5fb2f4b	wip: further progress on segment removal; arena allocation	2024-11-29 15:08:06 -08:00
daanx	441d4fed9f	wip: further progress on removing segments	2024-11-29 10:40:18 -08:00
daanx	d57cb0765d	add guarded objects that are sampled (and fit a size range). guarded sample rate etc can be set per heap as well as defaulted with options	2024-11-17 22:45:09 -08:00
daanx	8b6017d976	rename mi_debug_guarded_ to mi_guarded_	2024-11-16 22:42:32 -08:00
daanx	498c92e348	update guarded implementation to use block tags	2024-11-16 21:15:50 -08:00
Daan	5f35933331	add 0 byte to canary to prevent spurious read overflow to read the canary (issue #951, pr #953)	2024-10-27 21:39:07 -07:00
Daan	ee92b337b9	do not reclaim segments if free-ing from a thread with an already abandoned heap (issue #944)	2024-10-24 00:13:07 -07:00
daanx	8899a11c70	clean up guarded pages code	2024-08-20 11:09:17 -07:00
daanx	635cf7af6a	fix multi-threaded free to unprotect guarded blocks	2024-08-20 09:55:57 -07:00
daanx	0c19eb60cf	initial working guarded pages	2024-08-19 21:21:40 -07:00
daanx	f7ba9d9da0	refactor arena-abandoned to be an include for backward compat with existing build scripts	2024-06-03 18:04:59 -07:00
daanx	d9aa19a763	add support for sub-processes (to supportpython/cpython#113717)	2024-06-01 15:57:18 -07:00
Daan	88aa84727d	fix spelling errors (pr #710)	2024-04-20 17:12:09 -07:00
Daan	a522899236	fix compilation with ASAN	2024-03-25 16:32:19 -07:00
Daan	1d8997236c	add comment on concurrent access in ptr_unalign	2024-03-25 16:28:15 -07:00
Daan Leijen	460278f110	comments	2024-03-25 16:02:20 -07:00
Daan Leijen	9c96d05ee4	abandoned reclaim on free is on by default	2024-03-24 14:52:50 -07:00
Daan Leijen	a8a53e3e85	fix double counting of free-ing for non-thread-local free calls	2024-03-24 14:50:15 -07:00
Daan Leijen	b5665f0eec	add full block_size and page_start to page info	2024-03-24 14:17:17 -07:00
Daan Leijen	07ae64bd81	faster check for NULL in mi_free by combining with masking	2024-03-24 10:39:22 -07:00
Daan Leijen	86475a7b9b	use MI_MAX_ALIGN_SIZE to adjust block_offset_adj	2024-03-24 09:03:01 -07:00
Daan Leijen	4f809aadb7	use free field for expiration instead of used	2024-03-24 08:29:56 -07:00
Daan Leijen	60c4a0fe56	fix compilation warnings for new uint16_t size for used field	2024-03-24 08:10:35 -07:00
Daan	34d37fa204	nicer organisation of free.c	2024-03-18 03:47:54 -07:00
Daan	d08b4219e9	improve used decrement code gen	2024-03-18 03:32:06 -07:00
Daan	cc809b0cd4	take 16 bits from used field to create a fast unalign path	2024-03-18 01:40:03 -07:00
Daan	355f44f373	split free routines in a separate file	2024-03-17 08:44:11 -07:00