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Initial commit of separate memory region layer and improved large OS pages support, see 'memory.c'

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This commit is contained in:
daan 2019-07-02 07:23:24 -07:00
parent d6901558cd
commit 06bcea1761
18 changed files with 693 additions and 297 deletions
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23
include/mimalloc-internal.h
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@ -29,18 +29,21 @@ uintptr_t _mi_ptr_cookie(const void* p);
uintptr_t _mi_random_shuffle(uintptr_t x);
uintptr_t _mi_random_init(uintptr_t seed /* can be zero */);
// "os.c"
bool _mi_os_reset(void* p, size_t size);
void* _mi_os_alloc(size_t size, mi_stats_t* stats);
bool _mi_os_shrink(void* p, size_t oldsize, size_t newsize);
void _mi_os_free(void* p, size_t size, mi_stats_t* stats);
bool _mi_os_protect(void* addr, size_t size);
bool _mi_os_unprotect(void* addr, size_t size);
void _mi_os_init(void); // called from process init
void* _mi_os_alloc_aligned(size_t size, size_t alignment, mi_os_tld_t* tld);
// os.c
size_t _mi_os_page_size(void);
uintptr_t _mi_align_up(uintptr_t sz, size_t alignment);
void _mi_os_init(void); // called from process init
void* _mi_os_alloc(size_t size, mi_stats_t* stats); // to allocate thread local data
void _mi_os_free(void* p, size_t size, mi_stats_t* stats); // to free thread local data
// memory.c
void* _mi_mem_alloc_aligned(size_t size, size_t alignment, size_t* id, mi_os_tld_t* tld);
void* _mi_mem_alloc(size_t size, size_t* id, mi_os_tld_t* tld);
void _mi_mem_free(void* p, size_t size, size_t id, mi_stats_t* stats);
bool _mi_mem_reset(void* p, size_t size, mi_stats_t* stats);
bool _mi_mem_protect(void* addr, size_t size);
bool _mi_mem_unprotect(void* addr, size_t size);
// "segment.c"
mi_page_t* _mi_segment_page_alloc(size_t block_wsize, mi_segments_tld_t* tld, mi_os_tld_t* os_tld);