J

J character

meaning in field or method descriptor, 101
Java programming language

concepts, (chapter), 5
Java virtual machine

assembly language, format, 364
compiling for, (chapter), 363
life cycle, 46, 158
startup, 46, 158
structure of (chapter), 61
unrecoverable runtime exceptions associated with, 44
Java virtual machine stack

definition, 67
JIT (just-in-time) code generation

Java virtual machine implementation issues, 92, 363
jsr instruction

compilation examples, compiling finally, 392, 393
constraints

static, 134
structural, 139

definition, 304
returnAddress type used by, 66
try-finally clause implementation use, Sun's Java compiler output characteristics, 149
jsr_w instruction

constraints

static, 134
structural, 134

definition, 305
returnAddress type used by, 66
jump table

access

by index and jump, tableswitch, 358
by key match and jump, lookupswitch, 323

alignment concerns, 121
jump to subroutine instructions

constraints, static, 134
jsr, 304
wide index, jsr_w, 305
JVM

See Java virtual machine