TGViewer
HackerNews Summary HackerNews Summary @hackernews_summary · 169 subscribers
Post #38214 6
Superoptimizing an FPU Emulator

🔸The author implemented a brute-force search to find an optimal formula for finding the lowest set bit in a float value, and after 4 minutes of computation, they found one that works. The formula is cleverly rewritten to reuse subexpressions, saving one operation.

2026-10-18 01:41

💬 comments
🌍 @hackernews_summary
Open in Telegram All posts from @hackernews_summary
More from @hackernews_summary
  1. Oct 18, 2026macOS 15.8.2 Breaks OpenGL 🔸Security verification in progress. Please wait while we verif…
  2. Oct 18, 2026How Far Will AI Assistants Go for a Refund They Can't Get? 🔸Six AI agents attempted to re…
  3. Oct 18, 2026The Electronic Disturbance Theater and Electronic Civil Disobedience 🔸The Electronic Dist…
  4. Oct 18, 2026Will it be a golden age or a dark age for mathematics (and science)? 🔸The author discusse…
  5. Oct 18, 2026Websites are closing their doors to AI agents 🔸Several popular services, including Amazon…
  6. Oct 18, 2026Theranos-Style Fraud Has Become the Norm 🔸Please hold a moment… We’re just confirming you…
Threads Profile ViewerView any public Threads profile without an account.Open ThreadLook →Writing with AI? Make it sound human.Metric37 rewrites AI drafts so they read naturally. Free AI detector, 1,500 words free.Try Metric37 →