claude/dreamy-goodall-vbmi-uniform - Branch - spiraldb/fastlanes

[experimental] Unify VBMI untranspose onto one vpermi2b kernel for all widths

#146

Comparing

claude/dreamy-goodall-vbmi-uniform

(

ec0597e

) with

develop

(

6c10ea7

)

Untouched: 158

Skipped: 123

Benchmarks

281 total

scalar_transpose

benches/bit_transpose.rs

444 µs444 µs

scalar_untranspose[u64]

benches/bit_transpose.rs

612.5 µs612.5 µs

dispatch_untranspose[u16]

benches/bit_transpose.rs

412.4 µs412.4 µs

dispatch_untranspose[u8]

benches/bit_transpose.rs

424.3 µs424.3 µs

scalar_untranspose[u16]

benches/bit_transpose.rs

297.5 µs297.5 µs

unpack_single_16_from_3

benches/bitpacking.rs

11.6 µs11.6 µs

cmp_fused[u32, 25]

benches/bitpacking_cmp.rs::bench

4.8 µs4.8 µs

cmp_fused[u32, 13]

benches/bitpacking_cmp.rs::bench

4 µs4 µs

dispatch_untranspose[u64]

benches/bit_transpose.rs

404.6 µs404.6 µs

cmp_fused[u32, 12]

benches/bitpacking_cmp.rs::bench

3.9 µs3.9 µs

cmp_fused[u16, 8]

benches/bitpacking_cmp.rs::bench

2.6 µs2.6 µs

cmp_fused[u32, 18]

benches/bitpacking_cmp.rs::bench

4.4 µs4.4 µs

cmp_fused[u32, 19]

benches/bitpacking_cmp.rs::bench

4.4 µs4.4 µs

cmp_fused[u32, 11]

benches/bitpacking_cmp.rs::bench

3.8 µs3.8 µs

cmp_fused[u16, 12]

benches/bitpacking_cmp.rs::bench

2.5 µs2.5 µs

pack_16_to_3_heap

benches/bitpacking.rs

2.4 µs2.4 µs

dispatch_transpose

benches/bit_transpose.rs

386.4 µs386.4 µs

cmp_fused[u16, 14]

benches/bitpacking_cmp.rs::bench

2.7 µs2.7 µs

cmp_fused[u16, 15]

benches/bitpacking_cmp.rs::bench

2.8 µs2.8 µs

cmp_fused[u16, 1]

benches/bitpacking_cmp.rs::bench

1.7 µs1.7 µs

dispatch_untranspose[u32]

benches/bit_transpose.rs

409.2 µs409.2 µs

cmp_fused[u32, 14]

benches/bitpacking_cmp.rs::bench

4 µs4 µs

cmp_fused[u16, 2]

benches/bitpacking_cmp.rs::bench

1.7 µs1.7 µs

cmp_fused[u16, 3]

benches/bitpacking_cmp.rs::bench

1.9 µs1.9 µs

cmp_fused[u32, 15]

benches/bitpacking_cmp.rs::bench

4.1 µs4.1 µs

Commits

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Base

claude/dreamy-goodall-3vpHT

6c10ea7

Unify VBMI untranspose onto a single vpermi2b kernel for all widths

ec0597e

25 days ago

by joseph-isaacs

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