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merge from dev-reset

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This commit is contained in:
Daan Leijen 2023-03-31 21:10:25 -07:00
commit f4e006fa76
10 changed files with 241 additions and 21 deletions
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11
include/mimalloc/atomic.h
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@ -284,6 +284,17 @@ static inline bool mi_atomic_once( mi_atomic_once_t* once ) {
return mi_atomic_cas_strong_acq_rel(once, &expected, 1); // try to set to 1
}
typedef _Atomic(uintptr_t) mi_atomic_guard_t;
// Allows only one thread to execute at a time
#define mi_atomic_guard(guard) \
uintptr_t _mi_guard_expected = 0; \
for(bool _mi_guard_once = true; \
_mi_guard_once && mi_atomic_cas_strong_acq_rel(guard,&_mi_guard_expected,1); \
(mi_atomic_store_release(guard,0), _mi_guard_once = false) )
// Yield
#if defined(__cplusplus)
#include <thread>

1
include/mimalloc/internal.h
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@ -117,6 +117,7 @@ void* _mi_arena_alloc(size_t size, bool* commit, bool* large, bool* is_pinn
void* _mi_arena_alloc_aligned(size_t size, size_t alignment, size_t align_offset, bool* commit, bool* large, bool* is_pinned, bool* is_zero, mi_arena_id_t req_arena_id, size_t* memid, mi_os_tld_t* tld);
bool _mi_arena_memid_is_suitable(size_t arena_memid, mi_arena_id_t request_arena_id);
bool _mi_arena_is_os_allocated(size_t arena_memid);
void _mi_arena_collect(bool free_arenas, bool force_decommit, mi_stats_t* stats);
// "segment-cache.c"
void* _mi_segment_cache_pop(size_t size, mi_commit_mask_t* commit_mask, mi_commit_mask_t* decommit_mask, bool large_allowed, bool* large, bool* is_pinned, bool* is_zero, mi_arena_id_t req_arena_id, size_t* memid, mi_os_tld_t* tld);