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small fixes

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This commit is contained in:
daanx 2024-12-22 14:39:57 -08:00
parent a42a2a926b
commit c5cfc92f0c
3 changed files with 4 additions and 2 deletions
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2
src/page-map.c
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@ -147,7 +147,7 @@ void _mi_page_map_unregister_range(void* start, size_t size) {
mi_page_t* _mi_safe_ptr_page(const void* p) {
if mi_unlikely(p >= mi_page_map_max_address) return NULL;
const uintptr_t idx = _mi_page_map_index(p);
if mi_unlikely(mi_page_map_commit == NULL || !mi_bitmap_is_set(mi_page_map_commit, idx/MI_PAGE_MAP_ENTRIES_PER_COMMIT_BIT)) return NULL;
if mi_unlikely(mi_page_map_commit != NULL && !mi_bitmap_is_set(mi_page_map_commit, idx/MI_PAGE_MAP_ENTRIES_PER_COMMIT_BIT)) return NULL;
const uintptr_t ofs = _mi_page_map[idx];
if mi_unlikely(ofs == 0) return NULL;
return (mi_page_t*)((((uintptr_t)p >> MI_ARENA_SLICE_SHIFT) - ofs + 1) << MI_ARENA_SLICE_SHIFT);