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⚡ Bolt: Optimize decompression for offset 5 using AVX2 #229

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Merged
404Setup merged 1 commit into from
Feb 18, 2026
Merged

⚡ Bolt: Optimize decompression for offset 5 using AVX2 #229

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13 changes: 13 additions & 0 deletions bench_output.txt
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Finished `bench` profile [optimized] target(s) in 0.06s
Running benches/bench_main.rs (target/release/deps/bench_main-c40c548458fc7066)
Gnuplot not found, using plotters backend
Benchmarking Decompress offset5/libdeflate-rs offset5
Benchmarking Decompress offset5/libdeflate-rs offset5: Warming up for 3.0000 s
Benchmarking Decompress offset5/libdeflate-rs offset5: Collecting 100 samples in estimated 5.2872 s (56k iterations)
Benchmarking Decompress offset5/libdeflate-rs offset5: Analyzing
Decompress offset5/libdeflate-rs offset5
time: [94.263 µs 94.473 µs 94.704 µs]
thrpt: [10.312 GiB/s 10.337 GiB/s 10.360 GiB/s]
Found 13 outliers among 100 measurements (13.00%)
5 (5.00%) high mild
8 (8.00%) high severe
34 changes: 34 additions & 0 deletions bench_result.txt
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warning: unused import: `HUFFDEC_END_OF_BLOCK`
--> src/decompress/x86.rs:3:5
|
3 | HUFFDEC_END_OF_BLOCK, HUFFDEC_EXCEPTIONAL, HUFFDEC_LITERAL, HUFFDEC_SUBTABLE_POINTER,
| ^^^^^^^^^^^^^^^^^^^^
|
= note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default

warning: constant `OFFSET12_MASKS` is never used
--> src/decompress/x86.rs:70:7
|
70 | const OFFSET12_MASKS: [u8; 48] = [
| ^^^^^^^^^^^^^^
|
= note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default

warning: constant `OFFSET10_MASKS` is never used
--> src/decompress/x86.rs:76:7
|
76 | const OFFSET10_MASKS: [u8; 80] = [
| ^^^^^^^^^^^^^^

warning: constant `OFFSET14_MASKS` is never used
--> src/decompress/x86.rs:106:7
|
106 | const OFFSET14_MASKS: [u8; 112] = [
| ^^^^^^^^^^^^^^

warning: `libdeflate` (lib) generated 4 warnings (run `cargo fix --lib -p libdeflate` to apply 1 suggestion)
Finished `bench` profile [optimized] target(s) in 0.08s
Running benches/bench_main.rs (target/release/deps/bench_main-c40c548458fc7066)
Gnuplot not found, using plotters backend
Benchmarking Decompress offset5/libdeflate-rs offset5
Benchmarking Decompress offset5/libdeflate-rs offset5: Warming up for 3.0000 s
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