Contents | Prev | Next | IndexThe JavaTM Virtual Machine Specification

M

magic item
(ClassFile structure), 84
magic number
See also magic item (ClassFile structure)
class file verification of, 125
main method
invocation of, 40
major_version item
(ClassFile structure), 84
manipulation
objects, instruction summary, 79
mapping
symbolic references to concrete values, constant pool resolution, (chapter), 139
max_locals item
(Code_attribute structure), 111
max_stack item
(Code_attribute structure), 111
members
class, term definition, 25
term definition, 21
memory
allocation during instance creation, 49
errors, OutOfMemoryError constant pool resolution generation of, 143
garbage collection
and finalization, 51
as memory management technique, 9
limiting use of, Java stack size limit use for, 63
main, term definition, 371
master, of variables, term definition, 371
runtime data areas
constant pool, 64
heap, 63
Java stacks, 62
layout not specified by Java Virtual Machine specification, 57
method area, 63
native method stacks, 65
pc register, 61
term definition, 371
thread interaction with, ordering rules, 54
working, term definition, 371
method
super term definition, 30
method_info structure
(methods table of ClassFile structure), 104
methods
See also fields
abnormal completion, 68
abstract, 28
abstract, as interface members, 32
area
constant pool allocation from, 64
term definition, 63
Character.isJavaLetter method, 6
Character.isJavaLetterOrDigit method, 6
class
invoking, invokestatic, 265
invoking, invokestatic_quick, 410
classFinalize method, invoking during class finalization, 52
<clinit> special method
as class or interface initialization method name, 69
constant_pool reference to, 95
invocation of, static constraints, 120
method_info structure access flags ignored, 104
name_index item (method_info structure) reference, 105
code
location, 111
size limitation, 136
verification, Pass 3 - bytecode verifier, 128
compilation of, Java Virtual Machine assembly language examples, 341
constant pool
references, verification process, 126
resolution of, 147
data flow analysis, 126
defineClass method, ClassLoader class, 145
descriptor
argument number limitation, 136
as value of CONSTANT_Utf8_info structure referenced by descriptor_index item, CONSTANT_NameAndType_info structure, 100
syntax and meaning, 91
errors, AbstractMethodError, 44
exit method, Java Virtual Machine exit activated by, 52
final, 28
finalize method, 51
findSystemClass method, ClassLoader class, 145
frames use with, 66
<init> special method
as instance initialization method name, 69
constant_pool reference to, 95
invocation of, static constraints, 120
invocation of, structural constraints, 122
method_info structure access flags, 104
name_index item (method_info) reference, 105
initialization, 69
instance, 28
data-flow analysis during class file verification, 132
invoking, invokespecial, 261
invoking, invokevirtual, 267
invoking, invokevirtual_quick, 411
invoking, invokevirtual_quick_w, 413
invoking for java.lang.Object class, invokevirtualobject_quick, 415
invoking initialization, invokenonvirtual_quick, 406
interface
constant pool resolution of, 148
invoking, invokeinterface, 258
invoking, invokeinterface_quick, 403
invocation
conversion, context, 14
conversion, 18
expressions, access control and, 22
instruction summary, 80
structural constraints on instructions, 123
main method, invocation of, 40
modifiers, 28
native, 29
invoking, invokenonvirtual_quick, 406
pc register state, 62
stacks, 65
newInstance method, Class class, 9
normal completion, 68
notify method, multithreaded actions, 54
notifyAll method, multithreaded actions, 54
number and size limitation, 136
operand stack use by, 67
parameters, as kind of variable, 11
private, 28
invoking, invokenonvirtual_quick, 406
protected, structural constraints, 123
public, 28
readInt method, java.io.DataInput interface, class file data type support by, 83
readUnsignedByte method, java.io.DataInput interface, class file data type support by, 83
readUnsignedShort method, java.io.DataInput interface, class file data type support by, 83
references, constant pool resolution, 148
requirements for throwing exceptions, 114
resolveClass method, ClassLoader class, 145
return
double value from, dreturn, 194
float value from, freturn, 222
instruction summary, 80
int value from, ireturn, 272
long value from, lreturn, 304
reference value from, areturn, 163
type, structural constraints on instructions, 123
methods (cont.)
void from, return, 330
setDaemon method, creating daemon threads with, 53
stop method
Thread class, as exception cause, 35
Thread class, as asynchronous exception cause, 37
String.intern, 6
superclasses, invoking, invokesuper_quick, 408
synchronization, instruction summary, 81
synchronized methods, 29
double value return from, dreturn, 194
float value return from, freturn, 222
int value return from, ireturn, 272
long value return from, lreturn, 304
reference value return from, areturn, 163
void return from, return, 330
table, preparation phase use of, 45
term definition, 27
uncaughtException method, exception handling use, 35, 36
wait method, multithreaded actions, 54
methods_count item
(ClassFile structure), 88
methods table
(ClassFile structure), 88
minor_version item
(ClassFile structure), 84
monitor
enter for object, monitorenter, 312
exit for object, monitorexit, 314
term definition, 53
monitorenter instruction, 312
in Java Virtual Machine assembly language examples, synchronization, 370
monitorexit instruction, 314
in Java Virtual Machine assembly language examples, synchronization, 370
multianewarray instruction, 316
constraints, static, 120, 121
in Java Virtual Machine assembly language examples, arrays, 358
multianewarray_quick instruction, 421
multiplying
double, dmul, 189
float, fmul, 217
int, imul, 254
long, lmul, 298
must
instruction description implications, 151

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Java Virtual Machine Specification

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