Method calc_sizes

llama.cpp:2043–2052

    }

    void calc_sizes(size_t & ctx_size_p, size_t & mmapped_size_p) const {
        ctx_size_p     = 0;
        mmapped_size_p = 0;

        for (int i = 0; i < n_tensors; i++) {
            struct ggml_tensor * meta = get_tensor_meta(i);
            ctx_size_p += sizeof(struct ggml_tensor) + GGML_OBJECT_SIZE;
            (use_mmap ? mmapped_size_p : ctx_size_p) += ggml_nbytes_pad(meta);
        }
    }

    struct ggml_tensor * create_tensor_for(struct ggml_context * ctx, struct ggml_tensor * meta, ggml_backend_type backend) {
        if (backend != GGML_BACKEND_CPU) {