Function cpu_aligned_malloc

runtime/src/device.c:9–22

#define CPU_ALIGNMENT (16)

static void* cpu_aligned_malloc(size_t size) {
    if (size == 0) {
        return NULL;
    }
    void* raw_ptr = tinynn_malloc(size + sizeof(void*) + CPU_ALIGNMENT);
    if (!raw_ptr) {
        LOG_ERROR("malloc memory fail.\n");
        return NULL;
    }
    void** ptr =
            (void**)(((size_t)raw_ptr + sizeof(void*) + CPU_ALIGNMENT - 1) & (-CPU_ALIGNMENT));
    ptr[-1] = raw_ptr;
    return ptr;
}

static void cpu_aligned_free(void* ptr) {
    void** raw_ptr = ((void**)(ptr))[-1];