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| // | |
| // llama_kv_cache_dsa | |
| // | |
| // utilizes two instances of llama_kv_cache: | |
| // - the first instance is for caching key tensors of the model, | |
| // - the second instance is for caching lightning indexer key tensors | |
| class llama_kv_cache_dsa : public llama_memory_i { | |
| public: | |
| llama_kv_cache_dsa( | |
| const llama_model & model, | |
| ggml_type type_k, | |
| ggml_type type_v, | |
| bool v_trans, | |
| bool offload, | |
| bool unified, | |
| uint32_t kv_size, | |
| uint32_t n_seq_max, | |
| uint32_t n_pad, | |
| uint32_t n_swa, | |
| llama_swa_type swa_type, | |
| const layer_filter_cb & filter, | |
| const layer_reuse_cb & reuse); | |
| ~llama_kv_cache_dsa() = default; | |
| // | |
| // llama_memory_i | |
| // | |
| llama_memory_context_ptr init_batch( | |
| llama_batch_allocr & balloc, | |
| uint32_t n_ubatch, | |
| bool embd_all) override; | |
| llama_memory_context_ptr init_full() override; | |
| llama_memory_context_ptr init_update(llama_context * lctx, bool optimize) override; | |
| bool get_can_shift() const override; | |
| void clear(bool data) override; | |
| bool seq_rm (llama_seq_id seq_id, llama_pos p0, llama_pos p1) override; | |
| void seq_cp (llama_seq_id seq_id_src, llama_seq_id seq_id_dst, llama_pos p0, llama_pos p1) override; | |
| void seq_keep(llama_seq_id seq_id) override; | |
| void seq_add (llama_seq_id seq_id, llama_pos p0, llama_pos p1, llama_pos shift) override; | |
| void seq_div (llama_seq_id seq_id, llama_pos p0, llama_pos p1, int d) override; | |
| llama_pos seq_pos_min(llama_seq_id seq_id) const override; | |
| llama_pos seq_pos_max(llama_seq_id seq_id) const override; | |
| std::map<ggml_backend_buffer_type_t, size_t> memory_breakdown() const override; | |
| // state write/load | |
| void state_write(llama_io_write_i & io, llama_seq_id seq_id = -1, llama_state_seq_flags flags = 0) const override; | |
| void state_read (llama_io_read_i & io, llama_seq_id seq_id = -1, llama_state_seq_flags flags = 0) override; | |
| // | |
| // llama_kv_cache_dsa specific API | |
| // | |
| llama_kv_cache * get_mla() const; | |
| llama_kv_cache * get_lid() const; | |
| private: | |
| // we keep indexer KV cache hparams instance here as llama_kv_cache stores only reference to it | |
| llama_hparams hparams_lid; | |
| const uint32_t n_stream = 1; | |
| std::unique_ptr<llama_kv_cache> kv_mla; | |
| std::unique_ptr<llama_kv_cache> kv_lid; | |
| }; | |
| class llama_kv_cache_dsa_context : public llama_memory_context_i { | |
| public: | |
| using slot_info_vec_t = llama_kv_cache::slot_info_vec_t; | |
| // used for errors | |
| llama_kv_cache_dsa_context(llama_memory_status status); | |
| // used to create a full-cache context | |
| llama_kv_cache_dsa_context( | |
| llama_kv_cache_dsa * kv); | |
| // used to create an update context | |
| llama_kv_cache_dsa_context( | |
| llama_kv_cache_dsa * kv, | |
| llama_context * lctx, | |
| bool optimize); | |
| // used to create a batch processing context from a batch | |
| llama_kv_cache_dsa_context( | |
| llama_kv_cache_dsa * kv, | |
| slot_info_vec_t sinfos_base, | |
| slot_info_vec_t sinfos_ik, | |
| std::vector<llama_ubatch> ubatches); | |
| virtual ~llama_kv_cache_dsa_context(); | |
| // | |
| // llama_memory_context_i | |
| // | |
| bool next() override; | |
| bool apply() override; | |
| llama_memory_status get_status() const override; | |
| const llama_ubatch & get_ubatch() const override; | |
| // | |
| // llama_kv_cache_dsa_context specific API | |
| // | |
| const llama_kv_cache_context * get_mla() const; | |
| const llama_kv_cache_context * get_lid() const; | |
| private: | |
| //llama_kv_cache_dsa * kv; | |
| // the index of the next ubatch to process | |
| size_t i_next = 0; | |
| std::vector<llama_ubatch> ubatches; | |
| const llama_memory_context_ptr ctx_mla; | |
| const llama_memory_context_ptr ctx_lid; | |
| const llama_memory_status status; | |
| }; | |