Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
Rustで正規表現エンジンっぽいのをアレした話
Search
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
KOBA789
March 01, 2017
270
0
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
Rustで正規表現エンジンっぽいのをアレした話
https://rust.connpass.com/event/48826/
でやったやつ
KOBA789
March 01, 2017
More Decks by KOBA789
See All by KOBA789
8bit CPU 2026
koba789
7
3.1k
メモリが足らない2026
koba789
4
2.7k
直接メモリアクセス
koba789
0
860
人工衛星のファームウェアをRustで書く理由
koba789
16
10k
令和最新版手のひらコンピュータ
koba789
14
9.7k
時の流れが許せない
koba789
0
7.2k
ついに生産が終わったけどZ80でまだまだ遊びたい
koba789
5
4.9k
ISUCONの練習を楽しくたくさんやる方法
koba789
3
1.6k
Z80をRustで動かすまで年が越せない
koba789
0
490
Featured
See All Featured
svc-hook: hooking system calls on ARM64 by binary rewriting
retrage
2
580
10 Git Anti Patterns You Should be Aware of
lemiorhan
PRO
659
62k
Fantastic passwords and where to find them - at NoRuKo
philnash
52
3.8k
The Mindset for Success: Future Career Progression
greggifford
PRO
0
500
Conquering PDFs: document understanding beyond plain text
inesmontani
PRO
4
3.1k
Building a Scalable Design System with Sketch
lauravandoore
464
34k
Raft: Consensus for Rubyists
vanstee
142
7.7k
The Pragmatic Product Professional
lauravandoore
37
7.4k
VelocityConf: Rendering Performance Case Studies
addyosmani
331
25k
Building a Modern Day E-commerce SEO Strategy
aleyda
45
9.2k
Winning Ecommerce Organic Search in an AI Era - #searchnstuff2025
aleyda
2
2.1k
Mobile First: as difficult as doing things right
swwweet
225
10k
Transcript
RustͰVMܕਖ਼نදݱ ΤϯδϯͬΆ͍ͷΛ ΞϨͨ͠ KOBA789
KOBA789 • େֶΊͯྉཧΛָ͠Έʹ͢ΔձࣾͰࣾһ ͬͯΔ • ࣾͰδϟόॻ͍ͯΔ͠༰ͱؔͳ͍ • େੲʹNode.jsͷຊॻ͍ͨؾ͕͢Δ • Node.jsྲྀߦΒͤͯ͝ΊΜͳ͍͞
KOBA789 ͪΐ͏Ͳ2લʹ৮ͬͯͨΒ͍͠
MeCab(w/ IPA dic) Ͱղੳͨ͠ܗଶૉྻʹ ύλʔϯϚονΓ͍ͨ KOBA789
KOBA789
10ྻxNߦ NઍສΦʔμʔ KOBA789
ϕΫτϧྻʹਖ਼نදݱ KOBA789
ͳΜͱͳ͘VMܕ KOBA789
Rust͍͍ͱ͜Ζ • ྻڍܕ͕·ͱ • ྻڍܕͷύλʔϯϚον͕·ͱ • ཏੑνΣοΫࠓ࣌ৗࣝͩΑͶ • Unicodeจࣈྻͷѻ͍͕·ͱ •
Ͱ͍ͬͯ KOBA789
ॻ͍ͨ KOBA789
χʔϞχοΫ Jump:2 Fail Expect:1:໊ࢺ:1 Expect:2:αมଓ:1 Next Expect:1:ಈࢺ:1 Expect:5:αมɾεϧ:1 Match:OK Noop
KOBA789
ύϑΥʔϚϯε • Ϛγϯ: Xeon
[email protected]
/16GB RAM • ରϑΝΠϧ: 1.7GB 3400ສߦ
• ࣮ߦ࣌ؒ: 56.18sec (͖ͬ͞ଌͬͨ) • 30.26 MB/sec KOBA789
νϡʔχϯά • Xcode ͷ Instruments Λ͏ͱͳΜͱͳ͘ ϓϩϑΝΠϧͰ͖Δ • εΫϦϓτݴޠͬΆ͘ࡶʹॻ͍ͨͷͰ jemalloc͕ͨ͘͞Μ
KOBA789
ͦͷ͏ͪ • filebufferͱ͍͏crate͕͋ͬͯศརͦ͏ • mmap ͬΆ͍͜ͱ͢Δͭ • zero(less) allocation Ͱ͍͍ײ͡ʹϑΝΠϧ
ॲཧ͢ΔςΫχοΫΓ͍ͨ KOBA789
͔Μͦ͏ • ࠷ॳlifetimeʹ࿔͞Ε·ͬͨ͘ • ϝϞϦͷؾ࣋ͪʹͳΔͱॻ͖͍͢ • Boxͱ͔Arcͱ͔ҰճΘͳͯ͘ ͳΜͱ͔ͳΔ • ฒߦॲཧωοτϫʔΫͬͯͶ͐
• C++͋·Γॻ͔ͳ͍ͷͰmoveͱ͔Α͘Θ͔ͬͯͶ͐ KOBA789