Function _mi_divide_up

3rd/mimalloc-2.0.9/include/mimalloc-internal.h:281–284

Divide upwards: `s <= _mi_divide_up(s,d)*d < s+d`.

// Divide upwards: `s <= _mi_divide_up(s,d)*d < s+d`.
static inline uintptr_t _mi_divide_up(uintptr_t size, size_t divider) {
  mi_assert_internal(divider != 0);
  return (divider == 0 ? size : ((size + divider - 1) / divider));
}

// Is memory zero initialized?
static inline bool mi_mem_is_zero(void* p, size_t size) {