A pretty quiet week, with relatively few statistically significant changes, though some good improvements to a number of benchmarks, particularly in cycle counts rather than instructions.
Triage done by @simulacrum. Revision range: 7e0261e7ea2085bdc0bc3d0fd6776bf343473858..af78bae565e85b9c5698ee909af0652674eca6d4
Summary:
| (instructions:u) | mean | range | count |
|---|---|---|---|
| Regressions ❌ (primary) | 0.5% | [0.3%, 0.8%] | 14 |
| Regressions ❌ (secondary) | 0.5% | [0.2%, 0.8%] | 5 |
| Improvements ✅ (primary) | -1.2% | [-6.4%, -0.3%] | 22 |
| Improvements ✅ (secondary) | -2.1% | [-8.1%, -0.2%] | 37 |
| All ❌✅ (primary) | -0.5% | [-6.4%, 0.8%] | 36 |
3 Regressions, 3 Improvements, 2 Mixed; 2 of them in rollups 56 artifact comparisons made in total
Accept additional user-defined syntax classes in fenced code blocks #110800 (Comparison Link)
| (instructions:u) | mean | range | count |
|---|---|---|---|
| Regressions ❌ (primary) | 0.7% | [0.5%, 0.9%] | 3 |
| Regressions ❌ (secondary) | 0.9% | [0.5%, 1.4%] | 3 |
| Improvements ✅ (primary) | - | - | 0 |
| Improvements ✅ (secondary) | - | - | 0 |
| All ❌✅ (primary) | 0.7% | [0.5%, 0.9%] | 3 |
Some slight regressions, limited to doc benchmarks, for a new feature in rustdoc.
Store a index per dep node kind #115733 (Comparison Link)
| (instructions:u) | mean | range | count |
|---|---|---|---|
| Regressions ❌ (primary) | 0.4% | [0.2%, 0.5%] | 9 |
| Regressions ❌ (secondary) | 0.3% | [0.2%, 0.5%] | 6 |
| Improvements ✅ (primary) | - | - | 0 |
| Improvements ✅ (secondary) | - | - | 0 |
| All ❌✅ (primary) | 0.4% | [0.2%, 0.5%] | 9 |
Slight instruction regressions but overall an improvement -- max-rss and cycle counts are both down in aggregate.
Rollup of 6 pull requests #115909 (Comparison Link)
| (instructions:u) | mean | range | count |
|---|---|---|---|
| Regressions ❌ (primary) | - | - | 0 |
| Regressions ❌ (secondary) | - | - | 0 |
| Improvements ✅ (primary) | -0.6% | [-1.0%, -0.5%] | 6 |
| Improvements ✅ (secondary) | -1.1% | [-1.5%, -0.4%] | 19 |
| All ❌✅ (primary) | -0.6% | [-1.0%, -0.5%] | 6 |
Rollup of 8 pull requests #115929 (Comparison Link)
| (instructions:u) | mean | range | count |
|---|---|---|---|
| Regressions ❌ (primary) | 0.2% | [0.2%, 0.2%] | 1 |
| Regressions ❌ (secondary) | - | - | 0 |
| Improvements ✅ (primary) | -0.5% | [-0.7%, -0.2%] | 19 |
| Improvements ✅ (secondary) | -0.5% | [-0.6%, -0.2%] | 12 |
| All ❌✅ (primary) | -0.4% | [-0.7%, 0.2%] | 20 |
move required_consts check to general post-mono-check function #115748 (Comparison Link)
| (instructions:u) | mean | range | count |
|---|---|---|---|
| Regressions ❌ (primary) | - | - | 0 |
| Regressions ❌ (secondary) | 0.5% | [0.5%, 0.5%] | 1 |
| Improvements ✅ (primary) | -5.0% | [-6.3%, -3.6%] | 2 |
| Improvements ✅ (secondary) | -6.1% | [-6.6%, -5.7%] | 6 |
| All ❌✅ (primary) | -5.0% | [-6.3%, -3.6%] | 2 |
Cache reachable_set on disk #115740 (Comparison Link)
| (instructions:u) | mean | range | count |
|---|---|---|---|
| Regressions ❌ (primary) | 0.4% | [0.4%, 0.4%] | 1 |
| Regressions ❌ (secondary) | 0.4% | [0.4%, 0.6%] | 4 |
| Improvements ✅ (primary) | -1.0% | [-2.4%, -0.3%] | 8 |
| Improvements ✅ (secondary) | -2.6% | [-8.2%, -0.8%] | 4 |
| All ❌✅ (primary) | -0.9% | [-2.4%, 0.4%] | 9 |
Regressions are actually just noise, so moved this to improvements.