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@kunxian-xia kunxian-xia commented Jan 29, 2026

Summary

  • Read the prod_evals and logup_evals from hint;
  • (TODO, not sound right now) write it to uninitialized heap memory if in_round = 1.

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We will merge this PR first and then fix the soundness issue in a future PR.

@kunxian-xia kunxian-xia merged commit ef22e8e into feat/v1.4.1-scroll-ext Jan 29, 2026
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github-merge-queue bot pushed a commit to scroll-tech/ceno that referenced this pull request Jan 29, 2026
## Summary

- [x] rely on scroll-tech/openvm#30.
- [x] we read `prod_evals` from hint space inside `NativeSumcheck` chip
instead of moving them from hint stream to memory word by word.

### Performance

verifying the 6th shard of block `23817600`, the total cells and
instructions_executed before and after this PR.

|  | total cells | instructions_executed |
| - | - | - |
| before | 2B | 9.5M |
| after | 1.3B | 6.7M |
darth-cy added a commit that referenced this pull request Feb 2, 2026
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2 participants