Release 5.1.3
[lua.git] / src / lcode.h
blobb941c607212bf5255be169d202af6617b5a99ed7
1 /*
2 ** $Id: lcode.h,v 1.48.1.1 2007/12/27 13:02:25 roberto Exp $
3 ** Code generator for Lua
4 ** See Copyright Notice in lua.h
5 */
7 #ifndef lcode_h
8 #define lcode_h
10 #include "llex.h"
11 #include "lobject.h"
12 #include "lopcodes.h"
13 #include "lparser.h"
17 ** Marks the end of a patch list. It is an invalid value both as an absolute
18 ** address, and as a list link (would link an element to itself).
20 #define NO_JUMP (-1)
24 ** grep "ORDER OPR" if you change these enums
26 typedef enum BinOpr {
27 OPR_ADD, OPR_SUB, OPR_MUL, OPR_DIV, OPR_MOD, OPR_POW,
28 OPR_CONCAT,
29 OPR_NE, OPR_EQ,
30 OPR_LT, OPR_LE, OPR_GT, OPR_GE,
31 OPR_AND, OPR_OR,
32 OPR_NOBINOPR
33 } BinOpr;
36 typedef enum UnOpr { OPR_MINUS, OPR_NOT, OPR_LEN, OPR_NOUNOPR } UnOpr;
39 #define getcode(fs,e) ((fs)->f->code[(e)->u.s.info])
41 #define luaK_codeAsBx(fs,o,A,sBx) luaK_codeABx(fs,o,A,(sBx)+MAXARG_sBx)
43 #define luaK_setmultret(fs,e) luaK_setreturns(fs, e, LUA_MULTRET)
45 LUAI_FUNC int luaK_codeABx (FuncState *fs, OpCode o, int A, unsigned int Bx);
46 LUAI_FUNC int luaK_codeABC (FuncState *fs, OpCode o, int A, int B, int C);
47 LUAI_FUNC void luaK_fixline (FuncState *fs, int line);
48 LUAI_FUNC void luaK_nil (FuncState *fs, int from, int n);
49 LUAI_FUNC void luaK_reserveregs (FuncState *fs, int n);
50 LUAI_FUNC void luaK_checkstack (FuncState *fs, int n);
51 LUAI_FUNC int luaK_stringK (FuncState *fs, TString *s);
52 LUAI_FUNC int luaK_numberK (FuncState *fs, lua_Number r);
53 LUAI_FUNC void luaK_dischargevars (FuncState *fs, expdesc *e);
54 LUAI_FUNC int luaK_exp2anyreg (FuncState *fs, expdesc *e);
55 LUAI_FUNC void luaK_exp2nextreg (FuncState *fs, expdesc *e);
56 LUAI_FUNC void luaK_exp2val (FuncState *fs, expdesc *e);
57 LUAI_FUNC int luaK_exp2RK (FuncState *fs, expdesc *e);
58 LUAI_FUNC void luaK_self (FuncState *fs, expdesc *e, expdesc *key);
59 LUAI_FUNC void luaK_indexed (FuncState *fs, expdesc *t, expdesc *k);
60 LUAI_FUNC void luaK_goiftrue (FuncState *fs, expdesc *e);
61 LUAI_FUNC void luaK_storevar (FuncState *fs, expdesc *var, expdesc *e);
62 LUAI_FUNC void luaK_setreturns (FuncState *fs, expdesc *e, int nresults);
63 LUAI_FUNC void luaK_setoneret (FuncState *fs, expdesc *e);
64 LUAI_FUNC int luaK_jump (FuncState *fs);
65 LUAI_FUNC void luaK_ret (FuncState *fs, int first, int nret);
66 LUAI_FUNC void luaK_patchlist (FuncState *fs, int list, int target);
67 LUAI_FUNC void luaK_patchtohere (FuncState *fs, int list);
68 LUAI_FUNC void luaK_concat (FuncState *fs, int *l1, int l2);
69 LUAI_FUNC int luaK_getlabel (FuncState *fs);
70 LUAI_FUNC void luaK_prefix (FuncState *fs, UnOpr op, expdesc *v);
71 LUAI_FUNC void luaK_infix (FuncState *fs, BinOpr op, expdesc *v);
72 LUAI_FUNC void luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1, expdesc *v2);
73 LUAI_FUNC void luaK_setlist (FuncState *fs, int base, int nelems, int tostore);
76 #endif