lcode.h
上传用户:yisoukefu
上传日期:2020-08-09
资源大小:39506k
文件大小:3k
- /*
- ** $Id: lcode.h,v 1.47 2005/11/08 19:44:31 roberto Exp $
- ** 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
- */
- typedef enum BinOpr {
- OPR_ADD, OPR_SUB, OPR_MUL, OPR_DIV, OPR_MOD, OPR_POW,
- OPR_CONCAT,
- OPR_NE, OPR_EQ,
- OPR_LT, OPR_LE, OPR_GT, OPR_GE,
- OPR_AND, OPR_OR,
- OPR_NOBINOPR
- } BinOpr;
- #define binopistest(op) ((op) >= OPR_NE)
- typedef enum UnOpr { OPR_MINUS, OPR_NOT, OPR_LEN, OPR_NOUNOPR } UnOpr;
- #define getcode(fs,e) ((fs)->f->code[(e)->u.s.info])
- #define luaK_codeAsBx(fs,o,A,sBx) luaK_codeABx(fs,o,A,(sBx)+MAXARG_sBx)
- #define luaK_setmultret(fs,e) luaK_setreturns(fs, e, LUA_MULTRET)
- LUAI_FUNC int luaK_codeABx (FuncState *fs, OpCode o, int A, unsigned int Bx);
- LUAI_FUNC int luaK_codeABC (FuncState *fs, OpCode o, int A, int B, int C);
- 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 int luaK_numberK (FuncState *fs, lua_Number r);
- LUAI_FUNC void luaK_dischargevars (FuncState *fs, expdesc *e);
- LUAI_FUNC int luaK_exp2anyreg (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_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);
- LUAI_FUNC void luaK_infix (FuncState *fs, BinOpr op, expdesc *v);
- LUAI_FUNC void luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1, expdesc *v2);
- LUAI_FUNC void luaK_setlist (FuncState *fs, int base, int nelems, int tostore);
- #endif