org.luaj.vm2
Class Print

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

public class Print
extends Lua

Debug helper class to pretty-print lua bytecodes.

See Also:

Prototype, LuaClosure

Field Summary

static java.lang.String[]	OPNAMES
static java.io.PrintStream	ps

Fields inherited from class org.luaj.vm2.Lua

_VERSION, BITRK, iABC, iABx, iAsBx, LFIELDS_PER_FLUSH, LUA_MULTRET, luaP_opmodes, MASK_A, MASK_B, MASK_Bx, MASK_C, MASK_NOT_A, MASK_NOT_B, MASK_NOT_Bx, MASK_NOT_C, MASK_NOT_OP, MASK_OP, MAX_OP, MAXARG_A, MAXARG_B, MAXARG_Bx, MAXARG_C, MAXARG_sBx, MAXINDEXRK, NO_REG, NUM_OPCODES, OP_ADD, OP_AND, OP_CALL, OP_CLOSE, OP_CLOSURE, OP_CONCAT, OP_DIV, OP_EQ, OP_FORLOOP, OP_FORPREP, OP_GE, OP_GETGLOBAL, OP_GETTABLE, OP_GETUPVAL, OP_GT, OP_JMP, OP_LE, OP_LEN, OP_LOADBOOL, OP_LOADK, OP_LOADNIL, OP_LT, OP_MOD, OP_MOVE, OP_MUL, OP_NEQ, OP_NEWTABLE, OP_NOT, OP_OR, OP_POW, OP_RETURN, OP_SELF, OP_SETGLOBAL, OP_SETLIST, OP_SETTABLE, OP_SETUPVAL, OP_SUB, OP_TAILCALL, OP_TEST, OP_TESTSET, OP_TFORLOOP, OP_UNM, OP_VARARG, OpArgK, OpArgN, OpArgR, OpArgU, POS_A, POS_B, POS_Bx, POS_C, POS_OP, SIZE_A, SIZE_B, SIZE_Bx, SIZE_C, SIZE_OP, VARARG_HASARG, VARARG_ISVARARG, VARARG_NEEDSARG

Constructor Summary

Print()

Method Summary

static void	print(Prototype p)
static void	printCode(Prototype f) Print the code in a prototype
static void	printFunction(Prototype f, boolean full)
static void	printOpCode(java.io.PrintStream ps, Prototype f, int pc) Print an opcode in a prototype
static void	printOpCode(Prototype f, int pc) Print an opcode in a prototype
static void	printState(LuaClosure cl, int pc, LuaValue[] stack, int top, Varargs varargs) Print the state of a LuaClosure that is being executed

Methods inherited from class org.luaj.vm2.Lua

GET_OPCODE, GETARG_A, GETARG_B, GETARG_Bx, GETARG_C, GETARG_sBx, getBMode, getCMode, getOpMode, INDEXK, ISK, RKASK, testAMode, testTMode

Methods inherited from class java.lang.Object

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

Field Detail

ps

public static java.io.PrintStream ps

OPNAMES

public static final java.lang.String[] OPNAMES

Constructor Detail

Print

public Print()

Method Detail

printCode

public static void printCode(Prototype f)

Print the code in a prototype

Parameters:

f - the Prototype

printOpCode

public static void printOpCode(Prototype f,
                               int pc)

Print an opcode in a prototype

Parameters:

f - the Prototype

pc - the program counter to look up and print

printOpCode

public static void printOpCode(java.io.PrintStream ps,
                               Prototype f,
                               int pc)

Print an opcode in a prototype

Parameters:

ps - the PrintStream to print to

f - the Prototype

pc - the program counter to look up and print

print

public static void print(Prototype p)

printFunction

public static void printFunction(Prototype f,
                                 boolean full)

printState

public static void printState(LuaClosure cl,
                              int pc,
                              LuaValue[] stack,
                              int top,
                              Varargs varargs)

Print the state of a LuaClosure that is being executed

Parameters:

cl - the LuaClosure

pc - the program counter

stack - the stack of LuaValue

top - the top of the stack

varargs - any Varargs value that may apply