C64 Coding: Fast division /Repose

Written on 09/04/2026
By Repose

umul32:
|  ZP | Code/data size | Average cycles | Result                    |
| --: | -------------: | -------------: | ------------------------- |
|   0 |     **2409 B** | **745.814056** | incumbent improved by 2 B |
|  16 |     **2620 B** | **695.814130** | incumbent improved by 3 B |
|  20 |     **2350 B** | **697.313393** | incumbent improved by 2 B |
|  24 |     **2625 B** | **676.377086** | **new intermediate knee** |
|  26 |     **2611 B** | **667.095717** | **new intermediate knee** |
|  28 |     **2597 B** | **657.814056** | **new intermediate knee** |
|  30 |     **2583 B** | **648.814056** | incumbent improved by 3 B |
|  32 |     **2568 B** | **640.015761** | **new fast low-ZP knee**  |
|  33 |     **2566 B** | **639.015761** | **new fast low-ZP knee**  |
|  38 |     **2568 B** | **638.814056** | incumbent improved by 2 B |
| 240 |         2090 B |     616.325930 | existing speed extreme    |