mirror of
https://github.com/lua/lua.git
synced 2024-11-27 04:03:54 +08:00
758c1ef445
Opcodes OP_NEWTABLE and OP_SETLIST use the same representation to store the size of the array part of a table. This new representation can go up to 2^33 (8 + 25 bits).
98 lines
3.5 KiB
C
98 lines
3.5 KiB
C
/*
|
|
** $Id: lcode.h $
|
|
** Code generator for Lua
|
|
** See Copyright Notice in lua.h
|
|
*/
|
|
|
|
#ifndef lcode_h
|
|
#define lcode_h
|
|
|
|
#include "llex.h"
|
|
#include "lobject.h"
|
|
#include "lopcodes.h"
|
|
#include "lparser.h"
|
|
|
|
|
|
/*
|
|
** Marks the end of a patch list. It is an invalid value both as an absolute
|
|
** address, and as a list link (would link an element to itself).
|
|
*/
|
|
#define NO_JUMP (-1)
|
|
|
|
|
|
/*
|
|
** grep "ORDER OPR" if you change these enums (ORDER OP)
|
|
*/
|
|
typedef enum BinOpr {
|
|
OPR_ADD, OPR_SUB, OPR_MUL, OPR_MOD, OPR_POW,
|
|
OPR_DIV,
|
|
OPR_IDIV,
|
|
OPR_BAND, OPR_BOR, OPR_BXOR,
|
|
OPR_SHL, OPR_SHR,
|
|
OPR_CONCAT,
|
|
OPR_EQ, OPR_LT, OPR_LE,
|
|
OPR_NE, OPR_GT, OPR_GE,
|
|
OPR_AND, OPR_OR,
|
|
OPR_NOBINOPR
|
|
} BinOpr;
|
|
|
|
|
|
#define luaK_codeABC(fs,o,a,b,c) luaK_codeABCk(fs,o,a,b,c,0)
|
|
|
|
|
|
typedef enum UnOpr { OPR_MINUS, OPR_BNOT, OPR_NOT, OPR_LEN, OPR_NOUNOPR } UnOpr;
|
|
|
|
|
|
/* get (pointer to) instruction of given 'expdesc' */
|
|
#define getinstruction(fs,e) ((fs)->f->code[(e)->u.info])
|
|
|
|
|
|
#define luaK_setmultret(fs,e) luaK_setreturns(fs, e, LUA_MULTRET)
|
|
|
|
#define luaK_jumpto(fs,t) luaK_patchlist(fs, luaK_jump(fs), t)
|
|
|
|
LUAI_FUNC int luaK_code (FuncState *fs, Instruction i);
|
|
LUAI_FUNC int luaK_codeABx (FuncState *fs, OpCode o, int A, unsigned int Bx);
|
|
LUAI_FUNC int luaK_codeAsBx (FuncState *fs, OpCode o, int A, int Bx);
|
|
LUAI_FUNC int luaK_codeABCk (FuncState *fs, OpCode o, int A,
|
|
int B, int C, int k);
|
|
LUAI_FUNC int luaK_isKint (expdesc *e);
|
|
LUAI_FUNC int luaK_exp2const (FuncState *fs, const expdesc *e, TValue *v);
|
|
LUAI_FUNC void luaK_fixline (FuncState *fs, int line);
|
|
LUAI_FUNC void luaK_nil (FuncState *fs, int from, int n);
|
|
LUAI_FUNC void luaK_reserveregs (FuncState *fs, int n);
|
|
LUAI_FUNC void luaK_checkstack (FuncState *fs, int n);
|
|
LUAI_FUNC int luaK_stringK (FuncState *fs, TString *s);
|
|
LUAI_FUNC void luaK_int (FuncState *fs, int reg, lua_Integer n);
|
|
LUAI_FUNC void luaK_dischargevars (FuncState *fs, expdesc *e);
|
|
LUAI_FUNC int luaK_exp2anyreg (FuncState *fs, expdesc *e);
|
|
LUAI_FUNC void luaK_exp2anyregup (FuncState *fs, expdesc *e);
|
|
LUAI_FUNC void luaK_exp2nextreg (FuncState *fs, expdesc *e);
|
|
LUAI_FUNC void luaK_exp2val (FuncState *fs, expdesc *e);
|
|
LUAI_FUNC int luaK_exp2RK (FuncState *fs, expdesc *e);
|
|
LUAI_FUNC void luaK_self (FuncState *fs, expdesc *e, expdesc *key);
|
|
LUAI_FUNC void luaK_indexed (FuncState *fs, expdesc *t, expdesc *k);
|
|
LUAI_FUNC void luaK_goiftrue (FuncState *fs, expdesc *e);
|
|
LUAI_FUNC void luaK_goiffalse (FuncState *fs, expdesc *e);
|
|
LUAI_FUNC void luaK_storevar (FuncState *fs, expdesc *var, expdesc *e);
|
|
LUAI_FUNC void luaK_setreturns (FuncState *fs, expdesc *e, int nresults);
|
|
LUAI_FUNC void luaK_setoneret (FuncState *fs, expdesc *e);
|
|
LUAI_FUNC int luaK_jump (FuncState *fs);
|
|
LUAI_FUNC void luaK_ret (FuncState *fs, int first, int nret);
|
|
LUAI_FUNC void luaK_patchlist (FuncState *fs, int list, int target);
|
|
LUAI_FUNC void luaK_patchtohere (FuncState *fs, int list);
|
|
LUAI_FUNC void luaK_concat (FuncState *fs, int *l1, int l2);
|
|
LUAI_FUNC int luaK_getlabel (FuncState *fs);
|
|
LUAI_FUNC void luaK_prefix (FuncState *fs, UnOpr op, expdesc *v, int line);
|
|
LUAI_FUNC void luaK_infix (FuncState *fs, BinOpr op, expdesc *v);
|
|
LUAI_FUNC void luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1,
|
|
expdesc *v2, int line);
|
|
LUAI_FUNC void luaK_settablesize (FuncState *fs, int pc,
|
|
int ra, int rb, int rc);
|
|
LUAI_FUNC void luaK_setlist (FuncState *fs, int base, int nelems, int tostore);
|
|
LUAI_FUNC void luaK_finish (FuncState *fs);
|
|
LUAI_FUNC l_noret luaK_semerror (LexState *ls, const char *msg);
|
|
|
|
|
|
#endif
|