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heap meta data always uses mi_meta_zalloc

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daanx 2024-12-11 09:16:28 -08:00
parent 6774130c9a
commit 24d3c1bc14
4 changed files with 45 additions and 36 deletions
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16
src/init.c
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@ -345,25 +345,19 @@ static bool _mi_thread_heap_init(void) {
}
else {
// allocates tld data
// note: we cannot access thread-locals yet as that can cause (recursive) allocation (on macOS <= 14 for
// example where the loader allocates thread-local data on demand).
// note: we cannot access thread-locals yet as that can cause (recursive) allocation
// (on macOS <= 14 for example where the loader allocates thread-local data on demand).
mi_tld_t* tld = mi_tld_alloc();
// allocate and initialize the heap
mi_memid_t memid;
mi_heap_t* heap = (tld == NULL ? NULL : (mi_heap_t*)_mi_meta_zalloc(sizeof(mi_heap_t), &memid));
if (heap==NULL || tld==NULL) {
_mi_error_message(ENOMEM, "unable to allocate heap meta-data\n");
return false;
}
heap->memid = memid;
_mi_heap_init(heap, _mi_arena_id_none(), false /* can reclaim */, 0 /* default tag */, tld);
mi_heap_t* heap = _mi_heap_create(0 /* default tag */, false /* allow destroy? */, _mi_arena_id_none(), tld);
// associate the heap with this thread
// (this is safe, on macOS for example, the heap is set in a dedicated TLS slot and thus does not cause recursive allocation)
_mi_heap_set_default_direct(heap);
// now that the heap is set for this thread, we can set the thread-local tld.
mi_tld = tld;
mi_tld = tld;
}
return false;
}