Add bit-packed widening cast pushdown #8059
Merged
CodSpeed HQ / CodSpeed Performance Analysis
failed
May 22, 2026 in 0s
2 benchmarks regressed
⚠️ Unknown Walltime execution environment detected
Using the Walltime instrument on standard Hosted Runners will lead to inconsistent data.
For the most accurate results, we recommend using CodSpeed Macro Runners: bare-metal machines fine-tuned for performance measurement consistency.
⚡ 7 improved benchmarks
❌ 2 regressed benchmarks
✅ 1242 untouched benchmarks
Warning
Please fix the performance issues or acknowledge them on CodSpeed.
Performance Changes
| Mode | Benchmark | BASE |
HEAD |
Efficiency | |
|---|---|---|---|---|---|
| ⚡ | Simulation | chunked_varbinview_opt_canonical_into[(1000, 10)] |
225.2 µs | 188 µs | +19.81% |
| ⚡ | Simulation | cast_execute[(65536, 1, 0.01)] |
526.3 µs | 190.8 µs | ×2.8 |
| ❌ | Simulation | new_alp_prim_test_between[f32, 16384] |
104.3 µs | 118 µs | -11.62% |
| ⚡ | Simulation | cast_execute[(262144, 1, 0.01)] |
1,927 µs | 681.8 µs | ×2.8 |
| ⚡ | Simulation | cast_execute[(65536, 4, 0.0)] |
2.8 ms | 1.8 ms | +58.94% |
| ⚡ | Simulation | cast_execute[(65536, 4, 0.01)] |
2.8 ms | 1.8 ms | +58.12% |
| ⚡ | Simulation | cast_execute[(262144, 1, 0.0)] |
1,897.4 µs | 652.2 µs | ×2.9 |
| ❌ | Simulation | new_alp_prim_test_between[f32, 32768] |
153.6 µs | 181.8 µs | -15.46% |
| ⚡ | Simulation | cast_execute[(65536, 1, 0.0)] |
518.1 µs | 202.3 µs | ×2.6 |
Tip
Investigate this regression by commenting @codspeedbot fix this regression on this PR, or directly use the CodSpeed MCP with your agent.
Comparing codex/cast-bitpacked-pushdown-on-benchmark (48a473f) with develop (1a5079b)
Loading