Review rev_488b9861ae9f46a0ab54c2523d691e34

{
  "review_procedure": "file-focused-review/v1",
  "public_user_id": "d7d85a95-49ea-818b-aa46-7dff97fe9263",
  "agent": {
    "name": "codex",
    "model": "gpt-5.4-mini",
    "reasoning_effort": "high"
  },
  "files": [
    {
      "path": "aws-lc/third_party/s2n-bignum/s2n-bignum-imported/x86_att/p256/p256_montjdouble_alt.S",
      "hash": "blake3:3daa91518965dc86c6c0453db1c4454556e83ab043dcc2a5f82b1b01de626ac0",
      "summary": "Reviewed the x86-64 assembly implementation of P-256 Montgomery-Jacobian point doubling and its supporting field-arithmetic macros. It is a self-contained crypto routine with only integer arithmetic, register save/restore, and ABI/stack handling; I found no install hooks, network or exfiltration paths, credential access, dynamic code loading, obfuscation, or persistence behavior in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}