Function tensor_to_f32

gguf-tools/deepseek4-quantize.c:660–681

    free(keys);
    json_free(&d);
    free(header);
    s->fp = fp;
    s->loaded = true;
}

static void db_open(st_db *db, const char *hf_dir) {
    memset(db, 0, sizeof(*db));
    pthread_mutex_init(&db->lock, NULL);
    db->hf_dir = xstrdup(hf_dir);
    char *index_path = path_join(hf_dir, "model.safetensors.index.json");
    size_t len = 0;
    char *text = read_file(index_path, &len);
    json_doc d = json_parse_text(text, len);
    int weight_map = json_obj_get(&d, 0, "weight_map");
    if (weight_map < 0 || d.v[weight_map].type != JT_OBJECT) die("safetensors index has no weight_map");

    int cap = 4096;
    db->weights = xmalloc((size_t)cap * sizeof(db->weights[0]));
    for (int i = weight_map + 1; i < d.len && d.v[i].parent == weight_map;) {
        int k = i;
        int v = i + 1;
        if (db->n_weights == cap) {
            cap *= 2;
            db->weights = xrealloc(db->weights, (size_t)cap * sizeof(db->weights[0]));
        }