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Lua 5.0

Lua Team committed 23 years ago

Commit 488a64b1 parent c2bb718138 files · +16186 −12300Browse files

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src/lcode.h+31−27
@@ -1,5 +1,5 @@
1/*1/*
2** $Id: lcode.h,v 1.16 2000/08/09 14:49:13 roberto Exp $2** $Id: lcode.h,v 1.38 2002/12/11 12:34:22 roberto Exp $
3** Code generator for Lua3** Code generator for Lua
4** See Copyright Notice in lua.h4** See Copyright Notice in lua.h
5*/5*/
@@ -26,45 +26,49 @@ · 20 unmodified lines
26typedef enum BinOpr {26typedef enum BinOpr {
27 OPR_ADD, OPR_SUB, OPR_MULT, OPR_DIV, OPR_POW,27 OPR_ADD, OPR_SUB, OPR_MULT, OPR_DIV, OPR_POW,
28 OPR_CONCAT,28 OPR_CONCAT,
29 OPR_NE, OPR_EQ, OPR_LT, OPR_LE, OPR_GT, OPR_GE,29 OPR_NE, OPR_EQ,
30 OPR_LT, OPR_LE, OPR_GT, OPR_GE,
30 OPR_AND, OPR_OR,31 OPR_AND, OPR_OR,
31 OPR_NOBINOPR32 OPR_NOBINOPR
32} BinOpr;33} BinOpr;
33 34
34typedef enum UnOpr { OPR_MINUS, OPR_NOT, OPR_NOUNOPR } UnOpr;35#define binopistest(op) ((op) >= OPR_NE)
35
36 36
37enum Mode {iO, iU, iS, iAB}; /* instruction format */37typedef enum UnOpr { OPR_MINUS, OPR_NOT, OPR_NOUNOPR } UnOpr;
38 38
39#define VD 100 /* flag for variable delta */
40 39
41extern const struct OpProperties {40#define getcode(fs,e) ((fs)->f->code[(e)->info])
42 char mode;
43 unsigned char push;
44 unsigned char pop;
45} luaK_opproperties[];
46 41
42#define luaK_codeAsBx(fs,o,A,sBx) luaK_codeABx(fs,o,A,(sBx)+MAXARG_sBx)
47 43
48void luaK_error (LexState *ls, const char *msg);44int luaK_code (FuncState *fs, Instruction i, int line);
49int luaK_code0 (FuncState *fs, OpCode o);45int luaK_codeABx (FuncState *fs, OpCode o, int A, unsigned int Bx);
50int luaK_code1 (FuncState *fs, OpCode o, int arg1);46int luaK_codeABC (FuncState *fs, OpCode o, int A, int B, int C);
51int luaK_code2 (FuncState *fs, OpCode o, int arg1, int arg2);47void luaK_fixline (FuncState *fs, int line);
48void luaK_nil (FuncState *fs, int from, int n);
49void luaK_reserveregs (FuncState *fs, int n);
50void luaK_checkstack (FuncState *fs, int n);
51int luaK_stringK (FuncState *fs, TString *s);
52int luaK_numberK (FuncState *fs, lua_Number r);
53void luaK_dischargevars (FuncState *fs, expdesc *e);
54int luaK_exp2anyreg (FuncState *fs, expdesc *e);
55void luaK_exp2nextreg (FuncState *fs, expdesc *e);
56void luaK_exp2val (FuncState *fs, expdesc *e);
57int luaK_exp2RK (FuncState *fs, expdesc *e);
58void luaK_self (FuncState *fs, expdesc *e, expdesc *key);
59void luaK_indexed (FuncState *fs, expdesc *t, expdesc *k);
60void luaK_goiftrue (FuncState *fs, expdesc *e);
61void luaK_goiffalse (FuncState *fs, expdesc *e);
62void luaK_storevar (FuncState *fs, expdesc *var, expdesc *e);
63void luaK_setcallreturns (FuncState *fs, expdesc *var, int nresults);
52int luaK_jump (FuncState *fs);64int luaK_jump (FuncState *fs);
53void luaK_patchlist (FuncState *fs, int list, int target);65void luaK_patchlist (FuncState *fs, int list, int target);
66void luaK_patchtohere (FuncState *fs, int list);
54void luaK_concat (FuncState *fs, int *l1, int l2);67void luaK_concat (FuncState *fs, int *l1, int l2);
55void luaK_goiftrue (FuncState *fs, expdesc *v, int keepvalue);
56int luaK_getlabel (FuncState *fs);68int luaK_getlabel (FuncState *fs);
57void luaK_deltastack (FuncState *fs, int delta);69void luaK_prefix (FuncState *fs, UnOpr op, expdesc *v);
58void luaK_kstr (LexState *ls, int c);70void luaK_infix (FuncState *fs, BinOpr op, expdesc *v);
59void luaK_number (FuncState *fs, Number f);71void luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1, expdesc *v2);
60void luaK_adjuststack (FuncState *fs, int n);
61int luaK_lastisopen (FuncState *fs);
62void luaK_setcallreturns (FuncState *fs, int nresults);
63void luaK_tostack (LexState *ls, expdesc *v, int onlyone);
64void luaK_storevar (LexState *ls, const expdesc *var);
65void luaK_prefix (LexState *ls, UnOpr op, expdesc *v);
66void luaK_infix (LexState *ls, BinOpr op, expdesc *v);
67void luaK_posfix (LexState *ls, BinOpr op, expdesc *v1, expdesc *v2);
68 72
69 73
70#endif74#endif