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new implementation for the Virtual Machine

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Roberto Ierusalimschy
2001-06-05 15:17:01 -03:00
parent 572a69b6af
commit 762d059a13
15 changed files with 1696 additions and 1538 deletions
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49
lcode.h
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@@ -1,5 +1,5 @@
/*
** $Id: lcode.h,v 1.20 2001/02/20 18:15:33 roberto Exp roberto $
** $Id: lcode.h,v 1.21 2001/02/23 17:17:25 roberto Exp roberto $
** Code generator for Lua
** See Copyright Notice in lua.h
*/
@@ -31,43 +31,36 @@ typedef enum BinOpr {
OPR_NOBINOPR
} BinOpr;
#define binopistest(op) ((op) >= OPR_NE)
typedef enum UnOpr { OPR_MINUS, OPR_NOT, OPR_NOUNOPR } UnOpr;
enum Mode {iO, iU, iS, iAB}; /* instruction format */
#define VD 100 /* flag for variable delta */
typedef struct OpProperties {
lu_byte mode;
lu_byte push;
lu_byte pop;
} OpProperties;
extern const OpProperties luaK_opproperties[];
#define luaK_codeAsBc(fs,o,A,sBc) luaK_codeABc(fs,o,A,(sBc)+MAXARG_sBc)
void luaK_error (LexState *ls, const l_char *msg);
int luaK_code0 (FuncState *fs, OpCode o);
int luaK_code1 (FuncState *fs, OpCode o, int arg1);
int luaK_code2 (FuncState *fs, OpCode o, int arg1, int arg2);
int luaK_codeABc (FuncState *fs, OpCode o, int A, int Bc);
int luaK_codeABC (FuncState *fs, OpCode o, int A, int B, int C);
void luaK_nil (FuncState *fs, int from, int n);
void luaK_reserveregs (FuncState *fs, int n);
int luaK_stringk (FuncState *fs, TString *s);
int luaK_exp2anyreg (FuncState *fs, expdesc *e);
void luaK_exp2nextreg (FuncState *fs, expdesc *e);
void luaK_exp2val (FuncState *fs, expdesc *e);
int luaK_exp2RK (FuncState *fs, expdesc *e);
void luaK_self (FuncState *fs, expdesc *e, expdesc *key);
void luaK_indexed (FuncState *fs, expdesc *t, expdesc *k);
void luaK_goiftrue (FuncState *fs, expdesc *e);
void luaK_storevar (FuncState *fs, expdesc *var, expdesc *e);
void luaK_setcallreturns (FuncState *fs, expdesc *var, int nresults);
int luaK_jump (FuncState *fs);
void luaK_patchlist (FuncState *fs, int list, int target);
void luaK_fixfor (FuncState *fs, int pc, int dest);
void luaK_concat (FuncState *fs, int *l1, int l2);
void luaK_goiftrue (FuncState *fs, expdesc *v, int keepvalue);
int luaK_getlabel (FuncState *fs);
void luaK_deltastack (FuncState *fs, int delta);
void luaK_kstr (LexState *ls, int c);
void luaK_number (FuncState *fs, lua_Number f);
void luaK_adjuststack (FuncState *fs, int n);
int luaK_lastisopen (FuncState *fs);
void luaK_setcallreturns (FuncState *fs, int nresults);
void luaK_tostack (LexState *ls, expdesc *v, int onlyone);
void luaK_storevar (LexState *ls, const expdesc *var);
void luaK_prefix (LexState *ls, UnOpr op, expdesc *v);
void luaK_infix (LexState *ls, BinOpr op, expdesc *v);
void luaK_posfix (LexState *ls, BinOpr op, expdesc *v1, expdesc *v2);
void luaK_prefix (FuncState *fs, UnOpr op, expdesc *v);
void luaK_infix (FuncState *fs, BinOpr op, expdesc *v);
void luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1, expdesc *v2);
#endif