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| author | bors[bot] <26634292+bors[bot]@users.noreply.github.com> | 2020-05-17 00:06:23 +0100 |
|---|---|---|
| committer | GitHub <[email protected]> | 2020-05-17 00:06:23 +0100 |
| commit | 1afdc579297f68dadbe8ee580040ec6ca95cc58b (patch) | |
| tree | 478b8f648fed106b71ea455410be08707dfac4f2 /crates/ra_hir_def/src/child_by_source.rs | |
| parent | 8944a9b35a71c58d2ed903fb2b29dfeeb10d29cd (diff) | |
| parent | 1e9172d70cf714dc006c1cbc4a029ae6e848d35b (diff) | |
Merge #4489
4489: Memory allocation optimization r=matklad a=simonvandel
I did some profiling using DHAT, and this was what I could easily optimize without much knowledge of the codebase.
This speeds up analysis-stats on rust-analyser by ~4% on my local machine.
**Benchmark**
➜ rust-analyzer-base git:(master) hyperfine --min-runs=2 '/home/simon/Documents/rust-analyzer/target/release/rust-analyzer analysis-stats .' '/home/simon/Documents/rust-analyzer-base/target/release/rust-analyzer analysis-stats .'
Benchmark #1: /home/simon/Documents/rust-analyzer/target/release/rust-analyzer analysis-stats .
Time (mean ± σ): 49.621 s ± 0.317 s [User: 48.725 s, System: 0.792 s]
Range (min … max): 49.397 s … 49.846 s 2 runs
Benchmark #2: /home/simon/Documents/rust-analyzer-base/target/release/rust-analyzer analysis-stats .
Time (mean ± σ): 51.764 s ± 0.045 s [User: 50.882 s, System: 0.756 s]
Range (min … max): 51.733 s … 51.796 s 2 runs
Summary
'/home/simon/Documents/rust-analyzer/target/release/rust-analyzer analysis-stats .' ran
1.04 ± 0.01 times faster than '/home/simon/Documents/rust-analyzer-base/target/release/rust-analyzer analysis-stats .'
Co-authored-by: Simon Vandel Sillesen <[email protected]>
Diffstat (limited to 'crates/ra_hir_def/src/child_by_source.rs')
0 files changed, 0 insertions, 0 deletions