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ggml-cpu: add ggml_thread_cpu_relax with Zihintpause support #17784

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ggml-cpu: add ggml_thread_cpu_relax with Zihintpause support #17784

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@ixgbe ixgbe commented Dec 5, 2025

Add RISC-V specific implementation of cpu_relax:

  • Use standard 'pause' instruction when Zihintpause extension is available
  • Fallback to raw encoding (0x0100000F) for compatibility

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ggml-cpu: add ggml_thread_cpu_relax with Zihintpause support
30c7648 
Signed-off-by: Wang Yang <yangwang@iscas.ac.cn>
@ixgbe ixgbe requested a review from ggerganov as a code owner December 5, 2025 07:45
@github-actions github-actions bot added the ggml changes relating to the ggml tensor library for machine learning label Dec 5, 2025
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