feat(vortex-buffer): optimize BitBuffer::set_indices 2-3.5x faster #7159

Performance Regression: -71.09%

❌ 29 regressed benchmarks
✅ 1077 untouched benchmarks
🆕 30 new benchmarks
⏩ 1522 skipped benchmarks¹

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

	Mode	Benchmark	`BASE`	`HEAD`	Efficiency
❌	Simulation	`bench_dict_mask[(0.01, 0.5)]`	2 ms	2.4 ms	-15.43%
❌	Simulation	`bench_dict_mask[(0.1, 0.1)]`	2.2 ms	2.8 ms	-22.91%
❌	Simulation	`bench_dict_mask[(0.01, 0.01)]`	2.2 ms	2.9 ms	-24.25%
❌	Simulation	`bench_dict_mask[(0.1, 0.01)]`	2.2 ms	2.9 ms	-24.26%
❌	Simulation	`bench_dict_mask[(0.01, 0.1)]`	2.2 ms	2.8 ms	-22.92%
❌	Simulation	`bench_dict_mask[(0.5, 0.01)]`	2.2 ms	2.9 ms	-24.22%
❌	Simulation	`bench_dict_mask[(0.5, 0.1)]`	2.2 ms	2.8 ms	-22.92%
❌	Simulation	`bench_dict_mask[(0.1, 0.5)]`	2 ms	2.4 ms	-15.42%
❌	Simulation	`bench_dict_mask[(0.5, 0.5)]`	2 ms	2.4 ms	-15.42%
❌	Simulation	`bench_dict_mask[(0.9, 0.01)]`	2.2 ms	2.9 ms	-24.23%
❌	Simulation	`bench_dict_mask[(0.9, 0.1)]`	2.2 ms	2.8 ms	-22.91%
❌	Simulation	`bench_dict_mask[(0.9, 0.5)]`	2 ms	2.4 ms	-15.42%
❌	Simulation	`bench_many_nulls[0.1]`	163.6 µs	238.3 µs	-31.33%
❌	Simulation	`bench_many_nulls[0.5]`	324.2 µs	675.1 µs	-51.98%
❌	Simulation	`bench_many_nulls[0.01]`	53.5 µs	66.7 µs	-19.71%
❌	Simulation	`bench_many_nulls[0.9]`	463 µs	1,091.5 µs	-57.59%
❌	Simulation	`density_sweep_random[0.001]`	38 µs	45.2 µs	-15.85%
❌	Simulation	`density_sweep_random[0.005]`	49.9 µs	56.2 µs	-11.34%
❌	Simulation	`filter_ultra_sparse[100000]`	33.5 µs	40.8 µs	-17.93%
❌	Simulation	`filter_ultra_sparse[250000]`	57 µs	75.4 µs	-24.35%
...	...	...	...	...	...

ℹ️ Only the first 20 benchmarks are displayed. Go to the app to view all benchmarks.

_{Comparing claude/optimize-bit-buffer-indices-aZcYG (dd48390) with develop (ec2c602)}

1522 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩