Method init

llama.cpp:4931–4940

        }

    void init() {
        struct ggml_init_params params = {
            /*.mem_size   =*/ buf_compute.size,
            /*.mem_buffer =*/ buf_compute.data,
            /*.no_alloc   =*/ true,
        };
        

        ctx0 = ggml_init(params);
    }

    void free() {
        if (ctx0) {