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/*
** $Id: lopcodes.h 692 2006-02-09 23:57:31Z fingolfin $
** Opcodes for Lua virtual machine
** See Copyright Notice in lua.h
*/
#ifndef lopcodes_h
#define lopcodes_h
/*
** NOTICE: variants of the same opcode must be consecutive: First, those
** with byte parameter, then with built-in parameters, and last with
** word parameter.
*/
typedef enum {
/* name parm before after side effect
-----------------------------------------------------------------------------*/
ENDCODE,/* - - - */
PUSHNIL,/* b - nil_0...nil_b */
PUSHNIL0,/* - - nil */
PUSHNUMBER,/* b - (float)b */
PUSHNUMBER0,/* - - 0.0 */
PUSHNUMBER1,/* - - 1.0 */
PUSHNUMBER2,/* - - 2.0 */
PUSHNUMBERW,/* w - (float)w */
PUSHCONSTANT,/* b - CNST[b] */
PUSHCONSTANT0,/*- - CNST[0] */
PUSHCONSTANT1,/*- - CNST[1] */
PUSHCONSTANT2,/*- - CNST[2] */
PUSHCONSTANT3,/*- - CNST[3] */
PUSHCONSTANT4,/*- - CNST[4] */
PUSHCONSTANT5,/*- - CNST[5] */
PUSHCONSTANT6,/*- - CNST[6] */
PUSHCONSTANT7,/*- - CNST[7] */
PUSHCONSTANTW,/*w - CNST[w] */
PUSHUPVALUE,/* b - Closure[b] */
PUSHUPVALUE0,/* - - Closure[0] */
PUSHUPVALUE1,/* - - Closure[1] */
PUSHLOCAL,/* b - LOC[b] */
PUSHLOCAL0,/* - - LOC[0] */
PUSHLOCAL1,/* - - LOC[1] */
PUSHLOCAL2,/* - - LOC[2] */
PUSHLOCAL3,/* - - LOC[3] */
PUSHLOCAL4,/* - - LOC[4] */
PUSHLOCAL5,/* - - LOC[5] */
PUSHLOCAL6,/* - - LOC[6] */
PUSHLOCAL7,/* - - LOC[7] */
GETGLOBAL,/* b - VAR[CNST[b]] */
GETGLOBAL0,/* - - VAR[CNST[0]] */
GETGLOBAL1,/* - - VAR[CNST[1]] */
GETGLOBAL2,/* - - VAR[CNST[2]] */
GETGLOBAL3,/* - - VAR[CNST[3]] */
GETGLOBAL4,/* - - VAR[CNST[4]] */
GETGLOBAL5,/* - - VAR[CNST[5]] */
GETGLOBAL6,/* - - VAR[CNST[6]] */
GETGLOBAL7,/* - - VAR[CNST[7]] */
GETGLOBALW,/* w - VAR[CNST[w]] */
GETTABLE,/* - i t t[i] */
GETDOTTED,/* b t t[CNST[b]] */
GETDOTTED0,/* - t t[CNST[0]] */
GETDOTTED1,/* - t t[CNST[1]] */
GETDOTTED2,/* - t t[CNST[2]] */
GETDOTTED3,/* - t t[CNST[3]] */
GETDOTTED4,/* - t t[CNST[4]] */
GETDOTTED5,/* - t t[CNST[5]] */
GETDOTTED6,/* - t t[CNST[6]] */
GETDOTTED7,/* - t t[CNST[7]] */
GETDOTTEDW,/* w t t[CNST[w]] */
PUSHSELF,/* b t t t[CNST[b]] */
PUSHSELF0,/* - t t t[CNST[0]] */
PUSHSELF1,/* - t t t[CNST[1]] */
PUSHSELF2,/* - t t t[CNST[2]] */
PUSHSELF3,/* - t t t[CNST[3]] */
PUSHSELF4,/* - t t t[CNST[4]] */
PUSHSELF5,/* - t t t[CNST[5]] */
PUSHSELF6,/* - t t t[CNST[6]] */
PUSHSELF7,/* - t t t[CNST[7]] */
PUSHSELFW,/* w t t t[CNST[w]] */
CREATEARRAY,/* b - newarray(size = b) */
CREATEARRAY0,/* - - newarray(size = 0) */
CREATEARRAY1,/* - - newarray(size = 1) */
CREATEARRAYW,/* w - newarray(size = w) */
SETLOCAL,/* b x - LOC[b]=x */
SETLOCAL0,/* - x - LOC[0]=x */
SETLOCAL1,/* - x - LOC[1]=x */
SETLOCAL2,/* - x - LOC[2]=x */
SETLOCAL3,/* - x - LOC[3]=x */
SETLOCAL4,/* - x - LOC[4]=x */
SETLOCAL5,/* - x - LOC[5]=x */
SETLOCAL6,/* - x - LOC[6]=x */
SETLOCAL7,/* - x - LOC[7]=x */
SETGLOBAL,/* b x - VAR[CNST[b]]=x */
SETGLOBAL0,/* - x - VAR[CNST[0]]=x */
SETGLOBAL1,/* - x - VAR[CNST[1]]=x */
SETGLOBAL2,/* - x - VAR[CNST[2]]=x */
SETGLOBAL3,/* - x - VAR[CNST[3]]=x */
SETGLOBAL4,/* - x - VAR[CNST[4]]=x */
SETGLOBAL5,/* - x - VAR[CNST[5]]=x */
SETGLOBAL6,/* - x - VAR[CNST[6]]=x */
SETGLOBAL7,/* - x - VAR[CNST[7]]=x */
SETGLOBALW,/* w x - VAR[CNST[w]]=x */
SETTABLE0,/* - v i t - t[i]=v */
SETTABLE,/* b v a_b...a_1 i t a_b...a_1 i t t[i]=v */
SETLIST,/* b c v_c...v_1 t - t[i+b*FPF]=v_i */
SETLIST0,/* b v_b...v_1 t - t[i]=v_i */
SETLISTW,/* w c v_c...v_1 t - t[i+w*FPF]=v_i */
SETMAP,/* b v_b k_b ...v_0 k_0 t t t[k_i]=v_i */
SETMAP0,/* - v_0 k_0 t t t[k_0]=v_0 */
EQOP,/* - y x (x==y)? 1 : nil */
NEQOP,/* - y x (x~=y)? 1 : nil */
LTOP,/* - y x (x<y)? 1 : nil */
LEOP,/* - y x (x<y)? 1 : nil */
GTOP,/* - y x (x>y)? 1 : nil */
GEOP,/* - y x (x>=y)? 1 : nil */
ADDOP,/* - y x x+y */
SUBOP,/* - y x x-y */
MULTOP,/* - y x x*y */
DIVOP,/* - y x x/y */
POWOP,/* - y x x^y */
CONCOP,/* - y x x..y */
MINUSOP,/* - x -x */
NOTOP,/* - x (x==nil)? 1 : nil */
ONTJMP,/* b x (x!=nil)? x : - (x!=nil)? PC+=b */
ONTJMPW,/* w x (x!=nil)? x : - (x!=nil)? PC+=w */
ONFJMP,/* b x (x==nil)? x : - (x==nil)? PC+=b */
ONFJMPW,/* w x (x==nil)? x : - (x==nil)? PC+=w */
JMP,/* b - - PC+=b */
JMPW,/* w - - PC+=w */
IFFJMP,/* b x - (x==nil)? PC+=b */
IFFJMPW,/* w x - (x==nil)? PC+=w */
IFTUPJMP,/* b x - (x!=nil)? PC-=b */
IFTUPJMPW,/* w x - (x!=nil)? PC-=w */
IFFUPJMP,/* b x - (x==nil)? PC-=b */
IFFUPJMPW,/* w x - (x==nil)? PC-=w */
CLOSURE,/* c f v_c...v_1 closure(f, v_c...v_1) */
CLOSURE0,/* - f closure(f) */
CLOSURE1,/* - f v closure(f, v) */
CALLFUNC,/* b c v_c...v_1 f r_b...r_1 f(v1,...,v_c) */
CALLFUNC0,/* b v_b...v_1 f - f(v1,...,v_b) */
CALLFUNC1,/* b v_b...v_1 f r_1 f(v1,...,v_b) */
RETCODE,/* b - - */
SETLINE,/* b - - LINE=b */
SETLINEW,/* w - - LINE=w */
POP,/* b - - TOP-=(b+1) */
POP0,/* - - - TOP-=1 */
POP1/* - - - TOP-=2 */
} OpCode;
#define RFIELDS_PER_FLUSH 32 /* records (SETMAP) */
#define LFIELDS_PER_FLUSH 64 /* lists (SETLIST) */
#define ZEROVARARG 64
#endif
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