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https://github.com/microsoft/mimalloc.git
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Merge branch 'dev-win' into dev-exp
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commit
71121a7457
@ -326,7 +326,13 @@ static inline uintptr_t mi_page_thread_id(const mi_page_t* page) {
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}
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static inline void mi_page_init_flags(mi_page_t* page, uintptr_t thread_id) {
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page->flags = thread_id;
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mi_assert_internal((thread_id & MI_PAGE_FLAGS_MASK) == 0);
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page->flags = thread_id;
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}
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static inline void mi_page_set_thread_id(mi_page_t* page, uintptr_t thread_id) {
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mi_assert_internal((thread_id & MI_PAGE_FLAGS_MASK) == 0);
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page->flags = thread_id | (page->flags & MI_PAGE_FLAGS_MASK);
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}
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static inline bool mi_page_is_in_full(const mi_page_t* page) {
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@ -239,7 +239,7 @@ static bool _mi_heap_done(void) {
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// switch to backing heap and free it
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heap = heap->tld->heap_backing;
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if (!mi_heap_is_initialized(heap)) return false;
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// collect if not the main thread
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if (heap != &_mi_heap_main) {
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_mi_heap_collect_abandon(heap);
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@ -549,6 +549,11 @@ static void mi_segment_abandon(mi_segment_t* segment, mi_segments_tld_t* tld) {
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mi_assert_internal(segment->used > 0);
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mi_assert_internal(segment->abandoned_next == NULL);
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mi_assert_expensive(mi_segment_is_valid(segment));
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#if MI_DEBUG>1
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for (size_t i = 0; i < segment->capacity; i++) {
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mi_assert_internal(!segment->pages[i].segment_in_use || mi_page_thread_id(&segment->pages[i]) == 0);
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}
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#endif
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// remove the segment from the free page queue if needed
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mi_segment_remove_from_free_queue(segment,tld);
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mi_assert_internal(segment->next == NULL && segment->prev == NULL);
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@ -563,10 +568,11 @@ static void mi_segment_abandon(mi_segment_t* segment, mi_segments_tld_t* tld) {
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}
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void _mi_segment_page_abandon(mi_page_t* page, mi_segments_tld_t* tld) {
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mi_assert(page != NULL);
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mi_assert(page != NULL && mi_page_thread_id(page) != 0);
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mi_segment_t* segment = _mi_page_segment(page);
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mi_assert_expensive(mi_segment_is_valid(segment));
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segment->abandoned++;
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mi_page_set_thread_id(page, 0);
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_mi_stat_increase(&tld->stats->pages_abandoned, 1);
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mi_assert_internal(segment->abandoned <= segment->used);
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if (segment->used == segment->abandoned) {
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@ -618,7 +624,7 @@ bool _mi_segment_try_reclaim_abandoned( mi_heap_t* heap, bool try_all, mi_segmen
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}
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else {
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// otherwise reclaim it
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mi_page_init_flags(page,segment->thread_id);
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mi_page_set_thread_id(page,segment->thread_id);
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_mi_page_reclaim(heap,page);
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}
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}
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