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Fix text_llm_runner kv cache pos count and use it for generate() #15286

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Merged
merged 2 commits into from
Oct 21, 2025
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Fix text_llm_runner kv cache pos count and use it for generate() #15286

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7ebb46b
Fix text_llm_runner kv cache pos count
kirklandsign Oct 20, 2025
12545a3
Should use pos_ to text_token_generator
kirklandsign Oct 21, 2025
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2 changes: 2 additions & 0 deletions extension/llm/runner/text_llm_runner.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -199,6 +199,8 @@ Error TextLLMRunner::generate(
}
int64_t num_generated_tokens = generate_result.get();

pos_ += num_generated_tokens;
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you don't need this anymore right? pos_ is being updated.

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No :(

https://github.com/pytorch/executorch/blob/main/extension/llm/runner/text_token_generator.h#L53

https://github.com/pytorch/executorch/blob/main/extension/llm/runner/multimodal_runner.cpp#L180-L190


stats_->inference_end_ms = time_in_ms();
if (!config.warming) {
printf("\n");
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