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nicer logic in free

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Daan Leijen 2025-01-03 14:26:32 -08:00
parent f6c2550eac
commit 6099f76c8c
1 changed files with 9 additions and 11 deletions
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20
src/free.c
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@ -176,18 +176,16 @@ void mi_free(void* p) mi_attr_noexcept
// page is local, but is full or contains (inner) aligned blocks; use generic path
mi_free_generic_local(page, p);
}
else {
// free-ing in a page owned by a heap in another thread, or on abandoned page (not belonging to a heap)
if ((xtid & MI_PAGE_FLAG_MASK) == 0) { // `tid!=mi_page_thread_id(page) && mi_page_flags(page)==0`
// blocks are aligned (and not a full page)
mi_block_t* const block = (mi_block_t*)p;
mi_free_block_mt(page,block);
}
else {
// page is full or contains (inner) aligned blocks; use generic multi-thread path
mi_free_generic_mt(page, p);
}
// free-ing in a page owned by a heap in another thread, or on abandoned page (not belonging to a heap)
else if ((xtid & MI_PAGE_FLAG_MASK) == 0) { // `tid!=mi_page_thread_id(page) && mi_page_flags(page)==0`
// blocks are aligned (and not a full page)
mi_block_t* const block = (mi_block_t*)p;
mi_free_block_mt(page,block);
}
else {
// page is full or contains (inner) aligned blocks; use generic multi-thread path
mi_free_generic_mt(page, p);
}
}