| Name | Description | Type | Package | Framework |
| ByteCodes | Bytecode instruction codes, as well as typecodes used as instruction modifiers. | Interface | com.sun.tools.javac.jvm | Fiji |
| CRTable | This class contains the CharacterRangeTable for some method and the hashtable for mapping trees or lists of trees to their | Class | com.sun.tools.javac.jvm | Fiji |
| CRTFlags | The CharacterRangeTable flags indicating type of an entry. | Interface | com.sun.tools.javac.jvm | Fiji |
| Gen | This pass maps flat Java (i. | Class | com.sun.tools.javac.jvm | Fiji |
| Gen .CodeSizeOverflow | Thrown when the byte code size exceeds limit. | Class | com.sun.tools.javac.jvm.Gen | Fiji |
| Items | A helper class for code generation. | Class | com.sun.tools.javac.jvm | Fiji |
| Pool | An internal structure that corresponds to the constant pool of a classfile. | Class | com.sun.tools.javac.jvm | Fiji |
| Target | The classfile version target. | Class | com.sun.tools.javac.jvm | Fiji |