ArrayVTables: ArrayCommon

[gatesn]

Introduces an ArrayCommon struct that all arrays hold.

We will later invert this to be Array<V> with the common fields hoisted above the other array data.

[gatesn]

• ArrayVTables: ArrayCommon #6838 👈 (View in Graphite)
• develop

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[codspeed-hq]

Merging this PR will improve performance by 26.42%

⚡ 5 improved benchmarks
✅ 995 untouched benchmarks
⏩ 1466 skipped benchmarks¹

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
⚡	Simulation	patched_take_200k_first_chunk_only	5.4 ms	4.8 ms	+11.97%
⚡	Simulation	take_200k_dispersed	4.5 ms	3.6 ms	+24.34%
⚡	Simulation	patched_take_200k_dispersed	5.6 ms	4.7 ms	+19.84%
⚡	Simulation	take_200k_first_chunk_only	4.2 ms	3.3 ms	+26.42%
⚡	Simulation	rebuild_naive	267.1 µs	216.9 µs	+23.16%

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_{Comparing ngates/array-vtable-common (c5bdf94) with develop (5ec8d2f)}

Footnotes

1. 1466 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. ↩