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Switch to 64bit bitmask and bug fixes

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Sergiy Kuryata 2024-11-08 17:35:14 -08:00
parent d67fe5d26a
commit 02f3e0fe7a
6 changed files with 31 additions and 4 deletions
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1
include/mimalloc.h
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@ -349,6 +349,7 @@ typedef enum mi_option_e {
mi_option_disallow_arena_alloc, // 1 = do not use arena's for allocation (except if using specific arena id's)
mi_option_retry_on_oom, // retry on out-of-memory for N milli seconds (=400), set to 0 to disable retries. (only on windows)
mi_option_max_segments_per_heap, // max number of segments that heap can own
mi_option_heap_collect_abandoned_interval, // interval (in ms) between collecting abandoned segments when a heap drops exessive segments
_mi_option_last,
// legacy option names
mi_option_large_os_pages = mi_option_allow_large_os_pages,

8
include/mimalloc/types.h
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@ -220,12 +220,13 @@ typedef int32_t mi_ssize_t;
#define MI_MAX_ALLOC_SIZE PTRDIFF_MAX
#endif
#define MI_FREE_SPACE_MASK_BIT_COUNT 31
#define MI_FREE_SPACE_MASK_BIT_COUNT 63
#define MI_FREE_SPACE_BINS_PER_BIT (MI_BIN_HUGE/MI_FREE_SPACE_MASK_BIT_COUNT)
#define MI_FREE_SPACE_MASK_ALL ((size_t)0xFFFFFFFF)
#define MI_FREE_SPACE_MASK_ABANDONED ((size_t)0x80000000)
#define MI_FREE_SPACE_MASK_ALL ((size_t)0xFFFFFFFFFFFFFFFF)
#define MI_FREE_SPACE_MASK_ABANDONED ((size_t)0x8000000000000000)
#define MI_FREE_SPACE_MASK_ANY (MI_FREE_SPACE_MASK_ALL & (~MI_FREE_SPACE_MASK_ABANDONED))
// ------------------------------------------------------
// Mimalloc pages contain allocated blocks
// ------------------------------------------------------
@ -544,6 +545,7 @@ struct mi_heap_s {
size_t page_retired_min; // smallest retired index (retired pages are fully free, but still in the page queues)
size_t page_retired_max; // largest retired index into the `pages` array.
mi_heap_t* next; // list of heaps per thread
mi_msecs_t last_abandoned_collect_time;
bool no_reclaim; // `true` if this heap should not reclaim abandoned pages
uint8_t tag; // custom tag, can be used for separating heaps based on the object types
mi_page_t* pages_free_direct[MI_PAGES_DIRECT]; // optimize: array where every entry points a page with possibly free blocks in the corresponding queue for that size.