rpm  4.5
lcode.h
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1 /*
2 ** $Id: lcode.h,v 1.1 2004/03/16 21:58:30 niemeyer Exp $
3 ** Code generator for Lua
4 ** See Copyright Notice in lua.h
5 */
6 
7 #ifndef lcode_h
8 #define lcode_h
9 
10 #include "llex.h"
11 #include "lobject.h"
12 #include "lopcodes.h"
13 #include "lparser.h"
14 
15 
16 /*
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).
19 */
20 #define NO_JUMP (-1)
21 
22 
23 /*
24 ** grep "ORDER OPR" if you change these enums
25 */
26 typedef enum BinOpr {
33 } BinOpr;
34 
35 #define binopistest(op) ((op) >= OPR_NE)
36 
38 
39 
40 #define getcode(fs,e) ((fs)->f->code[(e)->info])
41 
42 #define luaK_codeAsBx(fs,o,A,sBx) luaK_codeABx(fs,o,A,(sBx)+MAXARG_sBx)
43 
44 int luaK_code (FuncState *fs, Instruction i, int line)
45  /*@modifies fs @*/;
46 int luaK_codeABx (FuncState *fs, OpCode o, int A, unsigned int Bx)
47  /*@modifies fs @*/;
48 int luaK_codeABC (FuncState *fs, OpCode o, int A, int B, int C)
49  /*@modifies fs @*/;
50 void luaK_fixline (FuncState *fs, int line)
51  /*@modifies fs @*/;
52 void luaK_nil (FuncState *fs, int from, int n)
53  /*@modifies fs @*/;
54 void luaK_reserveregs (FuncState *fs, int n)
55  /*@modifies fs @*/;
56 void luaK_checkstack (FuncState *fs, int n)
57  /*@modifies fs @*/;
58 int luaK_stringK (FuncState *fs, TString *s)
59  /*@modifies fs @*/;
60 int luaK_numberK (FuncState *fs, lua_Number r)
61  /*@modifies fs @*/;
63  /*@modifies fs, e @*/;
64 int luaK_exp2anyreg (FuncState *fs, expdesc *e)
65  /*@modifies fs, e @*/;
66 void luaK_exp2nextreg (FuncState *fs, expdesc *e)
67  /*@modifies fs, e @*/;
68 void luaK_exp2val (FuncState *fs, expdesc *e)
69  /*@modifies fs, e @*/;
70 int luaK_exp2RK (FuncState *fs, expdesc *e)
71  /*@modifies fs, e @*/;
72 void luaK_self (FuncState *fs, expdesc *e, expdesc *key)
73  /*@modifies fs, e, key @*/;
74 void luaK_indexed (FuncState *fs, expdesc *t, expdesc *k)
75  /*@modifies fs, t, k @*/;
76 void luaK_goiftrue (FuncState *fs, expdesc *e)
77  /*@modifies fs, e @*/;
78 void luaK_goiffalse (FuncState *fs, expdesc *e)
79  /*@modifies fs, e @*/;
80 void luaK_storevar (FuncState *fs, expdesc *var, expdesc *e)
81  /*@modifies fs, e @*/;
82 void luaK_setcallreturns (FuncState *fs, expdesc *var, int nresults)
83  /*@modifies fs, var @*/;
84 int luaK_jump (FuncState *fs)
85  /*@modifies fs @*/;
86 void luaK_patchlist (FuncState *fs, int list, int target)
87  /*@modifies fs @*/;
88 void luaK_patchtohere (FuncState *fs, int list)
89  /*@modifies fs @*/;
90 void luaK_concat (FuncState *fs, int *l1, int l2)
91  /*@modifies fs, *l1 @*/;
92 int luaK_getlabel (FuncState *fs)
93  /*@modifies fs @*/;
94 void luaK_prefix (FuncState *fs, UnOpr op, expdesc *v)
95  /*@modifies fs, v @*/;
96 void luaK_infix (FuncState *fs, BinOpr op, expdesc *v)
97  /*@modifies fs, v @*/;
98 void luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1, expdesc *v2)
99  /*@modifies fs, v1, v2 @*/;
100 
101 
102 #endif