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model: Add Mimo v2.5 model support (#22493)

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* add mimo-v2.5 support

* mimo-v2.5: fix modify_tensors row split

* mimi-v2.5: forgot `add_attn_value_scale` plumbing

* mimi-v2.5: fix tp dequant to detect tp rows

* mimo-v2.5: fix TP iteration to be descending

* mimo-v2.5: fix comment

* mimo-v2.5: retain fused qkv

* mimo-v2.5: missed the attn_value scale during merge

* mimo-v2.5: fused QKV needs contiguous for scaling attention value

* mimo-v2.5: move `speech_embeddings.` to TextModel filter_tensors

* Update src/llama-hparams.h

Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@scala.com>

* Update src/models/mimo2.cpp

Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@scala.com>

* Update src/models/mimo2.cpp

Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@scala.com>

* Update convert_hf_to_gguf.py

Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@scala.com>

* Update convert_hf_to_gguf.py

Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@scala.com>

* Update src/models/mimo2.cpp

Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@scala.com>

* mimo-v2.5: include MTP weights in gguf

---------

Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@scala.com>
This commit is contained in:
AesSedai
2026-05-07 04:21:58 -07:00
committed by GitHub
parent f4b5a2ee91
commit 8e52631d55
9 changed files with 235 additions and 34 deletions
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src/llama-model-saver.cpp
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@@ -268,6 +268,7 @@ void llama_model_saver::add_kv_from_model() {
// add_kv(LLM_KV_ATTENTION_SLIDING_WINDOW_PATTERN, ???);
add_kv(LLM_KV_ATTENTION_SCALE, hparams.f_attention_scale);
add_kv(LLM_KV_ATTENTION_OUTPUT_SCALE, hparams.f_attn_out_scale);
add_kv(LLM_KV_ATTENTION_VALUE_SCALE, hparams.f_attn_value_scale);
add_kv(LLM_KV_ATTENTION_TEMPERATURE_LENGTH, hparams.attn_temp_length);
add_kv(LLM_KV_ATTENTION_TEMPERATURE_SCALE, hparams.f_attn_temp_scale);
add_kv(LLM_KV_ATTENTION_KEY_LENGTH_MLA, hparams.n_embd_head_k_mla_impl);