An optimization guide for assembly programmers and compiler makers (2018) [pdf]
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One slot for every year since HN launched. Height is that year's peak points; orange marks a 100+ point or 50+ comment breakout. Select a bar to open its strongest thread.
First comments on top threads
HN comment orderThe page containing the link to this pdf "https://www.agner.org/optimize/" has links to four other pdfs describing other topics on optimization.
Of particular interest is section 20.18 -- "Mirroring memory operands"; extending (something like) register renaming to memory.
The first top-level comment from each of the four biggest threads, in HN’s own order. Excerpts are shortened; open a comment for full context.
- Breakout years
- 2
- Total points
- 447
- Total comments
- 72
100+ points or 50+ comments
reference only — not used in Hall rules or ranking
reference only — not used in Hall rules or ranking
Every submission
| Date | Title as submitted | By | Points | Comments |
|---|---|---|---|---|
| 2018-12-01 | The Microarchitecture of Intel, AMD and VIA CPUs [pdf] | tzhenghao | 6 | 0 |
| 2019-02-11 | An optimization guide for assembly programmers and compiler makers (2018) [pdf]First breakout · Best thread | muricula | 271 | 59 |
| 2020-08-29 | Low-level details of the Zen 2 microarchitecture [pdf]Latest 20+ point return | ekoutanov | 163 | 13 |
| 2022-03-11 | The microarchitecture of Intel, AMD, and VIA CPUs [pdf] | thushanfernando | 4 | 0 |
| 2023-07-28 | The microarchitecture of Intel, AMD, and VIA CPUs [pdf] | hasheddan | 3 | 0 |