DeepSeek V4 (#24162)

• convert: add dsv4 conversion

• add basic setup

• add llm_graph_input_dsv4

• add save-load state

• add sinkhorn eps - correction by @fairydreaming

• add rope fix

• cleanup dead code

• fix bugs

• support pro model: added by @fairydreaming

• remove redundant V cache

• Chat template

• remove debugging leftovers

• Add mechanism for inlining templates based on architecture

• s/deepseek-v4-flash/deepseek4/g

• s/deepseek-v4-flash/deepseek4/g continued

• enable graph reuse

• enable FA

• fix test llama archs

• rename

• compatibility with antirez ds4 GGUFs

• simplified set_gguf_parameters() by calling super class method, replaced moe.score_func with expert_gating_func.

• reserve worst-case kv-cache

• revert max split inputs

• address review comments

• add padding to enable FA

• pad only the final value of plan.n_kv to 256

• remove built-in cpp chat template

• cont: remove cpp built-in template

• rm outdated test

• replace ggml_view_3d() with ggml_reshape_3d()

Co-authored-by: Georgi Gerganov [email protected]

• only support n_seq=1 for now

• remove unused var

• cont: remove unused var

• use scale bias

• use correct ptr for can_reuse

• remove gen-chat-inline-templates.py

• simplify graph reuse

• cont: cleanup

• remove unused inputs

• enable partial checkpointing

• add correct shape for kq_mask + set llama_model_n_swa to 0 for dsv4

• precompute source_idx + add comment about dummy write

• support multi-seq

• remove restored_trim_pos

• use split_equal when possible

• fix indent

• address review comments

• use LLM_KV

• fix ci

Co-authored-by: Piotr Wilkin [email protected] Co-authored-by: Stanisław Szymczyk [email protected] Co-authored-by: Xuan Son Nguyen [email protected] Co-authored-by: fairydreaming [email protected] Co-authored-by: Georgi Gerganov [email protected]