Java Bytecode - Bytecode format

Java Bytecode is a bytecode format created in 1995.

#736on PLDB

29Years Old

Java bytecode is the instruction set of the Java virtual machine (JVM).. Read more on Wikipedia...

Tags: bytecode format
Early development of Java Bytecode happened in Oracle
See also: (19 related languages) JVM, Java, Assembly language, C, ColdFusion, JRuby, Jython, Ruby, Python, Groovy, Scala, Ada, Clojure, Lisp, JavaFX Script, Kotlin, Object Pascal, Free Pascal, CIL

Example from Wikipedia:

0:   iconst_2
1:   istore_1
2:   iload_1
3:   sipush  1000
6:   if_icmpge       44
9:   iconst_2
10:  istore_2
11:  iload_2
12:  iload_1
13:  if_icmpge       31
16:  iload_1
17:  iload_2
18:  irem
19:  ifne    25
22:  goto    38
25:  iinc    2, 1
28:  goto    11
31:  getstatic       #84; // Field java/lang/System.out:Ljava/io/PrintStream;
34:  iload_1
35:  invokevirtual   #85; // Method java/io/PrintStream.println:(I)V
38:  iinc    1, 1
41:  goto    2
44:  return

Language features

Feature	Supported	Example	Token
Comments	✓	// A comment
Line Comments	✓	// A comment	//
Semantic Indentation	X