llama : support multi-output backend sampling (#25532)

* Enable backend sampling with token speculation

* Clamp the mask sum before converting it into the sampled index

* Add a numeric context parameter declaring the maximum outputs one sequence

* More fixes

* Don't reuse memory for output views.

* Match dist between CPU and GPU

* Fix CPU and backend sampling mismatches

* Simpify some of the changes

* Fix tests on Vulkan

* More test fixes

* Rebase changes

* Rebase and address review comments

* Address review comments

* Address review comments

* Update src/llama-sampler.cpp

Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>

---------

Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>
This commit is contained in:
Gaurav Garg
2026-08-10 16:58:56 +03:00
committed by GitHub
co-authored by Georgi Gerganov
parent d2f83055d6
commit dd1ea52433
24 changed files with 1305 additions and 391 deletions
+1
View File
@@ -1639,6 +1639,7 @@ struct llama_context_params common_context_params_to_llama(const common_params &
cparams.n_seq_max = params.n_parallel;
cparams.n_rs_seq = params.speculative.need_n_rs_seq();
cparams.n_outputs_max = std::max(params.n_outputs_max, 0);
cparams.n_outputs_max_per_seq = std::max(params.n_outputs_max_per_seq, 0);
cparams.n_batch = params.n_batch;
cparams.n_ubatch = params.n_ubatch;
cparams.n_threads = params.cpuparams.n_threads;