model: MTP support for Qwen3-Next (#25589)

* mtp for qwen3nex * fix for python type-check * Fix to compute num_mtp from directly mtp layer * define opt_num_mtp_layers in _QwenMtpMixin and fix some comments * Fix for python type check * Update gguf-py/gguf/constants.py Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@huggingface.co> * rebase and add load_mtp flags * Update src/models/qwen3next.cpp Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@huggingface.co> * Update src/models/qwen3next.cpp Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@huggingface.co> --------- Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@huggingface.co>
2026-08-03 17:15:01 +09:00
parent 2b63e0610b
commit 4ed2b13f75
5 changed files with 389 additions and 152 deletions
@@ -2037,6 +2037,10 @@ struct llama_model_qwen3next : public llama_model_base {
        const llama_model & model;
    };

+    struct graph_mtp : public llm_graph_context {
+        graph_mtp(const llama_model & model, const llm_graph_params & params);
+    };
+
    std::unique_ptr<llm_graph_context> build_arch_graph(const llm_graph_params & params) const override;
 };