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crypto: RSA R^2 by squarings, NIST curves as compile-time types, Ed25519 constants, a register barrier (parity items 1-4) - #990

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Oct 22, 2026

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crypto: RSA R^2 by squarings, NIST curves as compile-time types, Ed25519 constants, a register barrier (parity items 1-4)#990
Japabu merged 5 commits into
mainfrom
wt/toyos-crypto-perf

Commits on Oct 21, 2026
- crypto: RSA verify builds R^2 by six squarings and raises 65537 in 18 products
  
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- crypto: the NIST curves are types with compile-time constants
  
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- crypto: Ed25519's d, 2d, sqrt(-1) and base point are compile-time elements
  
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- crypto: the constant-time barrier stays in a register
  
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- crypto: review round 1 of the parity items 1-4
  
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