RunEnd row-encode kernel (vortex-runend) #8008
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CodSpeed HQ / CodSpeed Performance Analysis
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May 18, 2026 in 0s
Performance Regression: -14.14%
⚠️ 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.
❌ 2 regressed benchmarks
✅ 1219 untouched benchmarks
Warning
Please fix the performance issues or acknowledge them on CodSpeed.
Performance Changes
| Mode | Benchmark | BASE |
HEAD |
Efficiency | |
|---|---|---|---|---|---|
| ❌ | Simulation | new_alp_prim_test_between[f32, 16384] |
103.8 µs | 118.4 µs | -12.33% |
| ❌ | Simulation | new_alp_prim_test_between[f32, 32768] |
153.1 µs | 182.1 µs | -15.91% |
Tip
Investigate this regression by commenting @codspeedbot fix this regression on this PR, or directly use the CodSpeed MCP with your agent.
Comparing claude/row-c23-runend-kernel (d8b9bce) with claude/row-c22-patched-kernel (b86974e)
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