Additional set of CU optimizations - #13

Merged

samkim-crypto merged 18 commits into

solana-program:mainfrom

samkim-crypto:final-opt

Sep 17, 2026

Commits on Sep 8, 2026

meter SHA-512 in Mollusk harness
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012b433
Check exact errors in Mollusk tests
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6ccf959
Add deterministic SBF verification benchmarks
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8730b68
Expand scalar reduction reference tests
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b3af97a
Use Barrett reduction for Ed25519 challenges
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368217b
Unroll Barrett reciprocal multiplication
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0eddd88
Write Ed25519 challenges directly into MSM scalars
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c9f2d92
Simplify Barrett correction borrow
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2185333
Use sparse order multiplication in Barrett reduction
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e06fbe9
Inline Ed25519 signature verification
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31778cd
Use radix-21 reduction for Ed25519 challenges
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d8af390
Batch carry propagation in radix-21 reduction
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b6240ee
Use torsion lookup for ZIP-215 verification
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60396f5
Specialize Ed25519 MSM for two terms
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43eaa9f
Use torsion lookup for strict small-order checks
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8571440

Commits on Sep 9, 2026

resolve CI
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d52b9da
update README
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31e0445

Commits on Sep 17, 2026

address wording comments
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46268ee