llama.cpp

50337961 - llm : add llm_build_context (#3881)

llm : add llm_build_context (#3881) * llm : add llm_build_context * llm : deduce norm eps based on type + explict max_alibi_bias, clamp_kqv * llm : restore the non-graph llm_build_ functional API ggml-ci * llm : cleanup + comments