Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
PHP で JVM を実装して、 HelloWorld を出力してみる
Search
memory
PRO
February 09, 2020
Programming
2
4.1k
PHP で JVM を実装して、 HelloWorld を出力してみる
- PHPerKaigi 2020
- English Title:
Implement JVM with PHP and try to output Hello World
memory
PRO
February 09, 2020
Tweet
Share
More Decks by memory
See All by memory
How to implement a RubyVM with PHP?
memory1994
PRO
2
570
二郎系ラーメンのコールで学ぶ AST 解析
memory1994
PRO
7
1.8k
RubyVM を PHP で実装する 〜Hello World を出力するまで〜
memory1994
PRO
1
570
令和最新版 PHP メモリ管理術
memory1994
PRO
5
3.4k
技術的負債が生まれる背景を理解して,アーリーからレイター向けの根本的なアプローチを考える
memory1994
PRO
23
8k
激辛のすゝめ
memory1994
PRO
1
530
RubyVM を PHP で実装する 〜Hello World を出力するまで〜
memory1994
PRO
1
5.8k
本当の FizzBuzz をお見せします
memory1994
PRO
1
2k
千尋の谷に突き落とされても辛ければ逃げていい
memory1994
PRO
3
1.6k
Other Decks in Programming
See All in Programming
mb_trim関数を作りました
youkidearitai
PRO
1
230
RaaP
ksss
0
160
TypeScriptから始める VR生活
tamagokakeg
2
120
TypeScriptとGraphQLで実現する 型安全なAPI実装 / TSKaigi 2024
hokaccha
5
2.8k
Long journey of Ruby standard library RubyKaigi 2024
andpad
2
230
Amazon Aurora Serverless v2が意外と高かった話と、AWS Database Migration Serviceの話
satoshi256kbyte
1
110
Slackワークフローで感謝を伝える機能/WiFi 自動接続/Figma to React Component/障害レポート君 Team3@NOT A HOTEL
nakaohiroshi
0
110
otelcol receiver 自作RTA / Pepabo Tech Conference #22 春のSREまつり
arthur1
0
1k
Three ways to use AI on Android: The Good, the Bad and the Ugly
marxallski
0
120
地方こそサーバーレス、その意義に迫るサーバーレスPHP / Serverless PHP: The Rural Areas, and Why Serverless PHP Matters
seike460
PRO
2
110
Deep Dive into React Stream/Serialize
mugi_uno
4
860
Balkan Ruby 2024 — How and why to run SQLite on Rails in production
fractaledmind
0
110
Featured
See All Featured
How to train your dragon (web standard)
notwaldorf
75
5.2k
Being A Developer After 40
akosma
67
580k
Mobile First: as difficult as doing things right
swwweet
217
8.6k
Bash Introduction
62gerente
605
210k
The Illustrated Children's Guide to Kubernetes
chrisshort
32
47k
Faster Mobile Websites
deanohume
300
30k
Designing for Performance
lara
601
67k
Adopting Sorbet at Scale
ufuk
69
8.6k
Stop Working from a Prison Cell
hatefulcrawdad
266
19k
How To Stay Up To Date on Web Technology
chriscoyier
782
250k
Designing on Purpose - Digital PM Summit 2013
jponch
111
6.5k
Into the Great Unknown - MozCon
thekraken
15
1.1k
Transcript
/ / PHPerKaigi PHP JVM HelloWorld © - BASE, Inc.
© - BASE, Inc. Who am I? (@m m r
) BASE 6 SDVX
© - BASE, Inc. Who am I?
None
© - BASE, Inc. PHPerKaigi Builderscon
© - BASE, Inc. php-java/php-java
OSS
None
© - BASE, Inc. JVM PHP
© - BASE, Inc. Hello World
JVM
JVM
© - BASE, Inc. JVM JVM Java Virtual Machine Java
JVM JRE JDK
JVM
<?php exec('java HelloWorld')
<?php exec('java HelloWorld')
© - BASE, Inc. JVM Java class class JVM
© - BASE, Inc. JVM JVM Java Virtual Machine Specification
Oracle
© - BASE, Inc. JVM
© - BASE, Inc. JVM Java class
© - BASE, Inc. JVM
© - BASE, Inc. JVM class
JVM
© - BASE, Inc. Perl PHP JavaScript / Builderscon YAPC::Kyoto
PHPerKaigi Qiita JVM
JVM
© - BASE, Inc. Rust Emacs Go Ruby rchaser gongoZ
DQNEO Daiki Miura JVM
JVM
JVM,
PHP
None
© - BASE, Inc. fopen / fread OK
None
© - BASE, Inc. 16 short, unsigned short, integer, unsigned
integer pack / unpack JVM
None
PHP
© - BASE, Inc. PHP int (- ^ ^ -
) bool string float, double array null etc...
Java
© - BASE, Inc. Java byte char short (- ^
^ - ) int (- ^ ^ - ) long (- ^ ^ - ) boolean float double
None
PHP Java
None
None
© - BASE, Inc. ( ) JVM invokevirtual iload /
istore
Hello World
Java Virtual Machine Specification
© - BASE, Inc. JVM Spec Java Virtual Machine Specification
JVM Spec JVM Spec Oracle JVM https://docs.oracle.com/javase/specs/ index.html
ClassFile Structure
© - BASE, Inc. ClassFile Structure
© - BASE, Inc. ClassFile Structure
© - BASE, Inc. JVM Spec u unsigned int u
unsigned short
Hello World
© - BASE, Inc. Constant Pool Method Info Code Attribute
Hello World
Method Info
© - BASE, Inc. Method Info
© - BASE, Inc. Method Info
Code Attribute
None
© - BASE, Inc. Code Attribute
© - BASE, Inc. Code Attribute
© - BASE, Inc. Code Attribute
© - BASE, Inc. Code Attribute
© - BASE, Inc. Code Attribute
© - BASE, Inc. Code Attribute
© - BASE, Inc. Code Attribute
None
© - BASE, Inc. JVM Spec code[code_length] JVM Spec
None
None
None
© - BASE, Inc. java.lang.System.out getstatic println invokevirtual
© - BASE, Inc. Constant Pool ldc return
4
None
getstatic
© - BASE, Inc. getstatic getstatic getstatic Constant Pool unsigned
short
© - BASE, Inc. getstatic getstatic <0xB > putstatic
© - BASE, Inc. getstatic
© - BASE, Inc. getstatic
© - BASE, Inc. getstatic
© - BASE, Inc. getstatic
© - BASE, Inc. getstatic
© - BASE, Inc. getstatic
© - BASE, Inc. getstatic
invokevirtual
© - BASE, Inc. invokevirtual invokevirtual Constant Pool
© - BASE, Inc. invokevirtual invokevirtual <0xB > invoke dynamic,
special, interface, static
© - BASE, Inc. invokevirtual invoke JVM invoke invokedynamic invokeinterface
© - BASE, Inc. invokevirtual
© - BASE, Inc. invokevirtual
© - BASE, Inc. invokevirtual
© - BASE, Inc. invokevirtual
© - BASE, Inc. invokevirtual
© - BASE, Inc. invokevirtual
© - BASE, Inc. invokevirtual void
ldc
© - BASE, Inc. ldc ldc Constant Pool UTF Integer,
short, byte Constant Pool unsigned byte
© - BASE, Inc. ldc ldc Long Double
© - BASE, Inc. ldc
© - BASE, Inc. ldc Constant Pool
© - BASE, Inc. ldc Constant Pool
© - BASE, Inc. ldc
return
© - BASE, Inc. return return void moniterenter return areturn,
ireturn, freturn, dreturn
Hello World
© - BASE, Inc. Hello World B NN MM NN
B NN MM B
© - BASE, Inc. Hello World B NN MM NN
B NN MM B getstatic
© - BASE, Inc. Hello World B NN MM NN
B NN MM B unsigned short
© - BASE, Inc. Hello World B NN MM NN
B NN MM B ldc
© - BASE, Inc. Hello World B NN MM NN
B NN MM B unsigned byte Hello World Constant Pool
© - BASE, Inc. Hello World B NN MM NN
B NN MM B invokevirtual
© - BASE, Inc. Hello World B NN MM NN
B NN MM B unsigned short Constant Pool
© - BASE, Inc. Hello World B NN MM NN
B NN MM B return
None
"java.lang.System"
© - BASE, Inc. "java.lang.System" Java java.lang.System PHP "java\lang\System" System
"out"
© - BASE, Inc. "java.lang.System" ;
"out"
© - BASE, Inc. "out" PHP JVM static
© - BASE, Inc. "out"
© - BASE, Inc. "out"
"println" "java.io.PrintStream"
© - BASE, Inc. "java.io.PrintStream"
Hello World
DEMO
THANK YOU FOR YOUR LISTENING