Function npy_alloc_cache_zero

numpy/core/src/multiarray/alloc.c:154–171

zero initialized data, sz is number of bytes to allocate */

/* zero initialized data, sz is number of bytes to allocate */
NPY_NO_EXPORT void *
npy_alloc_cache_zero(size_t nmemb, size_t size)
{
    void * p;
    size_t sz = nmemb * size;
    NPY_BEGIN_THREADS_DEF;
    if (sz < NBUCKETS) {
        p = _npy_alloc_cache(sz, 1, NBUCKETS, datacache, &PyDataMem_NEW);
        if (p) {
            memset(p, 0, sz);
        }
        return p;
    }
    NPY_BEGIN_THREADS;
    p = PyDataMem_NEW_ZEROED(nmemb, size);
    NPY_END_THREADS;
    return p;
}

NPY_NO_EXPORT void
npy_free_cache(void * p, npy_uintp sz)