org.luaj.vm2
Class Lua

java.lang.Object
  org.luaj.vm2.Lua

Direct Known Subclasses:

LuaC, Print

public class Lua
extends java.lang.Object

Constants for lua limits and opcodes.

This is a direct translation of C lua distribution header file constants for bytecode creation and processing.

Field Summary

static java.lang.String	_VERSION version is supplied by ant build task
static int	BITRK this bit 1 means constant (0 means register)
static int	iABC
static int	iABx
static int	iAsBx
static int	LFIELDS_PER_FLUSH
static int	LUA_MULTRET use return values from previous op
static int[]	luaP_opmodes
static int	MASK_A
static int	MASK_B
static int	MASK_Bx
static int	MASK_C
static int	MASK_NOT_A
static int	MASK_NOT_B
static int	MASK_NOT_Bx
static int	MASK_NOT_C
static int	MASK_NOT_OP
static int	MASK_OP
static int	MAX_OP
static int	MAXARG_A
static int	MAXARG_B
static int	MAXARG_Bx
static int	MAXARG_C
static int	MAXARG_sBx
static int	MAXINDEXRK
static int	NO_REG invalid register that fits in 8 bits
static int	NUM_OPCODES
static int	OP_ADD
static int	OP_AND
static int	OP_CALL
static int	OP_CLOSE
static int	OP_CLOSURE
static int	OP_CONCAT
static int	OP_DIV
static int	OP_EQ
static int	OP_FORLOOP
static int	OP_FORPREP
static int	OP_GE
static int	OP_GETGLOBAL
static int	OP_GETTABLE
static int	OP_GETUPVAL
static int	OP_GT
static int	OP_JMP
static int	OP_LE
static int	OP_LEN
static int	OP_LOADBOOL
static int	OP_LOADK
static int	OP_LOADNIL
static int	OP_LT
static int	OP_MOD
static int	OP_MOVE
static int	OP_MUL
static int	OP_NEQ
static int	OP_NEWTABLE
static int	OP_NOT
static int	OP_OR
static int	OP_POW
static int	OP_RETURN
static int	OP_SELF
static int	OP_SETGLOBAL
static int	OP_SETLIST
static int	OP_SETTABLE
static int	OP_SETUPVAL
static int	OP_SUB
static int	OP_TAILCALL
static int	OP_TEST
static int	OP_TESTSET
static int	OP_TFORLOOP
static int	OP_UNM
static int	OP_VARARG
static int	OpArgK
static int	OpArgN
static int	OpArgR
static int	OpArgU
static int	POS_A
static int	POS_B
static int	POS_Bx
static int	POS_C
static int	POS_OP
static int	SIZE_A
static int	SIZE_B
static int	SIZE_Bx
static int	SIZE_C
static int	SIZE_OP
static int	VARARG_HASARG masks for new-style vararg
static int	VARARG_ISVARARG
static int	VARARG_NEEDSARG

Constructor Summary

Lua()

Method Summary

static int	GET_OPCODE(int i)
static int	GETARG_A(int i)
static int	GETARG_B(int i)
static int	GETARG_Bx(int i)
static int	GETARG_C(int i)
static int	GETARG_sBx(int i)
static int	getBMode(int m)
static int	getCMode(int m)
static int	getOpMode(int m)
static int	INDEXK(int r) gets the index of the constant
static boolean	ISK(int x) test whether value is a constant
static int	RKASK(int x) code a constant index as a RK value
static boolean	testAMode(int m)
static boolean	testTMode(int m)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

_VERSION

public static final java.lang.String _VERSION

version is supplied by ant build task

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Constant Field Values

LUA_MULTRET

public static final int LUA_MULTRET

use return values from previous op

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VARARG_HASARG

public static final int VARARG_HASARG

masks for new-style vararg

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VARARG_ISVARARG

public static final int VARARG_ISVARARG

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VARARG_NEEDSARG

public static final int VARARG_NEEDSARG

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iABC

public static final int iABC

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iABx

public static final int iABx

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iAsBx

public static final int iAsBx

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SIZE_C

public static final int SIZE_C

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SIZE_B

public static final int SIZE_B

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SIZE_Bx

public static final int SIZE_Bx

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SIZE_A

public static final int SIZE_A

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SIZE_OP

public static final int SIZE_OP

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POS_OP

public static final int POS_OP

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POS_A

public static final int POS_A

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POS_C

public static final int POS_C

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POS_B

public static final int POS_B

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POS_Bx

public static final int POS_Bx

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MAX_OP

public static final int MAX_OP

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MAXARG_A

public static final int MAXARG_A

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MAXARG_B

public static final int MAXARG_B

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MAXARG_C

public static final int MAXARG_C

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MAXARG_Bx

public static final int MAXARG_Bx

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MAXARG_sBx

public static final int MAXARG_sBx

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MASK_OP

public static final int MASK_OP

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MASK_A

public static final int MASK_A

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MASK_B

public static final int MASK_B

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MASK_C

public static final int MASK_C

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MASK_Bx

public static final int MASK_Bx

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MASK_NOT_OP

public static final int MASK_NOT_OP

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MASK_NOT_A

public static final int MASK_NOT_A

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MASK_NOT_B

public static final int MASK_NOT_B

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MASK_NOT_C

public static final int MASK_NOT_C

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MASK_NOT_Bx

public static final int MASK_NOT_Bx

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BITRK

public static final int BITRK

this bit 1 means constant (0 means register)

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Constant Field Values

MAXINDEXRK

public static final int MAXINDEXRK

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NO_REG

public static final int NO_REG

invalid register that fits in 8 bits

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Constant Field Values

OP_MOVE

public static final int OP_MOVE

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OP_LOADK

public static final int OP_LOADK

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OP_LOADBOOL

public static final int OP_LOADBOOL

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OP_LOADNIL

public static final int OP_LOADNIL

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OP_GETUPVAL

public static final int OP_GETUPVAL

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OP_GETGLOBAL

public static final int OP_GETGLOBAL

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OP_GETTABLE

public static final int OP_GETTABLE

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OP_SETGLOBAL

public static final int OP_SETGLOBAL

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OP_SETUPVAL

public static final int OP_SETUPVAL

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OP_SETTABLE

public static final int OP_SETTABLE

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OP_NEWTABLE

public static final int OP_NEWTABLE

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OP_SELF

public static final int OP_SELF

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OP_ADD

public static final int OP_ADD

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OP_SUB

public static final int OP_SUB

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OP_MUL

public static final int OP_MUL

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OP_DIV

public static final int OP_DIV

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OP_MOD

public static final int OP_MOD

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OP_POW

public static final int OP_POW

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OP_UNM

public static final int OP_UNM

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OP_NOT

public static final int OP_NOT

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OP_LEN

public static final int OP_LEN

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OP_CONCAT

public static final int OP_CONCAT

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OP_JMP

public static final int OP_JMP

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OP_EQ

public static final int OP_EQ

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OP_LT

public static final int OP_LT

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OP_LE

public static final int OP_LE

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OP_TEST

public static final int OP_TEST

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OP_TESTSET

public static final int OP_TESTSET

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OP_CALL

public static final int OP_CALL

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OP_TAILCALL

public static final int OP_TAILCALL

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OP_RETURN

public static final int OP_RETURN

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OP_FORLOOP

public static final int OP_FORLOOP

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OP_FORPREP

public static final int OP_FORPREP

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OP_TFORLOOP

public static final int OP_TFORLOOP

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OP_SETLIST

public static final int OP_SETLIST

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OP_CLOSE

public static final int OP_CLOSE

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OP_CLOSURE

public static final int OP_CLOSURE

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OP_VARARG

public static final int OP_VARARG

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NUM_OPCODES

public static final int NUM_OPCODES

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OP_GT

public static final int OP_GT

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OP_GE

public static final int OP_GE

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OP_NEQ

public static final int OP_NEQ

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OP_AND

public static final int OP_AND

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OP_OR

public static final int OP_OR

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OpArgN

public static final int OpArgN

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OpArgU

public static final int OpArgU

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OpArgR

public static final int OpArgR

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OpArgK

public static final int OpArgK

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luaP_opmodes

public static final int[] luaP_opmodes

LFIELDS_PER_FLUSH

public static final int LFIELDS_PER_FLUSH

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Constant Field Values

Constructor Detail

Lua

public Lua()

Method Detail

GET_OPCODE

public static int GET_OPCODE(int i)

GETARG_A

public static int GETARG_A(int i)

GETARG_B

public static int GETARG_B(int i)

GETARG_C

public static int GETARG_C(int i)

GETARG_Bx

public static int GETARG_Bx(int i)

GETARG_sBx

public static int GETARG_sBx(int i)

ISK

public static boolean ISK(int x)

test whether value is a constant

INDEXK

public static int INDEXK(int r)

gets the index of the constant

RKASK

public static int RKASK(int x)

code a constant index as a RK value

getOpMode

public static int getOpMode(int m)

getBMode

public static int getBMode(int m)

getCMode

public static int getCMode(int m)

testAMode

public static boolean testAMode(int m)

testTMode

public static boolean testTMode(int m)