1*21d3294cSantirez /* 2*21d3294cSantirez ** $Id: lcode.h,v 1.48.1.1 2007/12/27 13:02:25 roberto Exp $ 3*21d3294cSantirez ** Code generator for Lua 4*21d3294cSantirez ** See Copyright Notice in lua.h 5*21d3294cSantirez */ 6*21d3294cSantirez 7*21d3294cSantirez #ifndef lcode_h 8*21d3294cSantirez #define lcode_h 9*21d3294cSantirez 10*21d3294cSantirez #include "llex.h" 11*21d3294cSantirez #include "lobject.h" 12*21d3294cSantirez #include "lopcodes.h" 13*21d3294cSantirez #include "lparser.h" 14*21d3294cSantirez 15*21d3294cSantirez 16*21d3294cSantirez /* 17*21d3294cSantirez ** Marks the end of a patch list. It is an invalid value both as an absolute 18*21d3294cSantirez ** address, and as a list link (would link an element to itself). 19*21d3294cSantirez */ 20*21d3294cSantirez #define NO_JUMP (-1) 21*21d3294cSantirez 22*21d3294cSantirez 23*21d3294cSantirez /* 24*21d3294cSantirez ** grep "ORDER OPR" if you change these enums 25*21d3294cSantirez */ 26*21d3294cSantirez typedef enum BinOpr { 27*21d3294cSantirez OPR_ADD, OPR_SUB, OPR_MUL, OPR_DIV, OPR_MOD, OPR_POW, 28*21d3294cSantirez OPR_CONCAT, 29*21d3294cSantirez OPR_NE, OPR_EQ, 30*21d3294cSantirez OPR_LT, OPR_LE, OPR_GT, OPR_GE, 31*21d3294cSantirez OPR_AND, OPR_OR, 32*21d3294cSantirez OPR_NOBINOPR 33*21d3294cSantirez } BinOpr; 34*21d3294cSantirez 35*21d3294cSantirez 36*21d3294cSantirez typedef enum UnOpr { OPR_MINUS, OPR_NOT, OPR_LEN, OPR_NOUNOPR } UnOpr; 37*21d3294cSantirez 38*21d3294cSantirez 39*21d3294cSantirez #define getcode(fs,e) ((fs)->f->code[(e)->u.s.info]) 40*21d3294cSantirez 41*21d3294cSantirez #define luaK_codeAsBx(fs,o,A,sBx) luaK_codeABx(fs,o,A,(sBx)+MAXARG_sBx) 42*21d3294cSantirez 43*21d3294cSantirez #define luaK_setmultret(fs,e) luaK_setreturns(fs, e, LUA_MULTRET) 44*21d3294cSantirez 45*21d3294cSantirez LUAI_FUNC int luaK_codeABx (FuncState *fs, OpCode o, int A, unsigned int Bx); 46*21d3294cSantirez LUAI_FUNC int luaK_codeABC (FuncState *fs, OpCode o, int A, int B, int C); 47*21d3294cSantirez LUAI_FUNC void luaK_fixline (FuncState *fs, int line); 48*21d3294cSantirez LUAI_FUNC void luaK_nil (FuncState *fs, int from, int n); 49*21d3294cSantirez LUAI_FUNC void luaK_reserveregs (FuncState *fs, int n); 50*21d3294cSantirez LUAI_FUNC void luaK_checkstack (FuncState *fs, int n); 51*21d3294cSantirez LUAI_FUNC int luaK_stringK (FuncState *fs, TString *s); 52*21d3294cSantirez LUAI_FUNC int luaK_numberK (FuncState *fs, lua_Number r); 53*21d3294cSantirez LUAI_FUNC void luaK_dischargevars (FuncState *fs, expdesc *e); 54*21d3294cSantirez LUAI_FUNC int luaK_exp2anyreg (FuncState *fs, expdesc *e); 55*21d3294cSantirez LUAI_FUNC void luaK_exp2nextreg (FuncState *fs, expdesc *e); 56*21d3294cSantirez LUAI_FUNC void luaK_exp2val (FuncState *fs, expdesc *e); 57*21d3294cSantirez LUAI_FUNC int luaK_exp2RK (FuncState *fs, expdesc *e); 58*21d3294cSantirez LUAI_FUNC void luaK_self (FuncState *fs, expdesc *e, expdesc *key); 59*21d3294cSantirez LUAI_FUNC void luaK_indexed (FuncState *fs, expdesc *t, expdesc *k); 60*21d3294cSantirez LUAI_FUNC void luaK_goiftrue (FuncState *fs, expdesc *e); 61*21d3294cSantirez LUAI_FUNC void luaK_storevar (FuncState *fs, expdesc *var, expdesc *e); 62*21d3294cSantirez LUAI_FUNC void luaK_setreturns (FuncState *fs, expdesc *e, int nresults); 63*21d3294cSantirez LUAI_FUNC void luaK_setoneret (FuncState *fs, expdesc *e); 64*21d3294cSantirez LUAI_FUNC int luaK_jump (FuncState *fs); 65*21d3294cSantirez LUAI_FUNC void luaK_ret (FuncState *fs, int first, int nret); 66*21d3294cSantirez LUAI_FUNC void luaK_patchlist (FuncState *fs, int list, int target); 67*21d3294cSantirez LUAI_FUNC void luaK_patchtohere (FuncState *fs, int list); 68*21d3294cSantirez LUAI_FUNC void luaK_concat (FuncState *fs, int *l1, int l2); 69*21d3294cSantirez LUAI_FUNC int luaK_getlabel (FuncState *fs); 70*21d3294cSantirez LUAI_FUNC void luaK_prefix (FuncState *fs, UnOpr op, expdesc *v); 71*21d3294cSantirez LUAI_FUNC void luaK_infix (FuncState *fs, BinOpr op, expdesc *v); 72*21d3294cSantirez LUAI_FUNC void luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1, expdesc *v2); 73*21d3294cSantirez LUAI_FUNC void luaK_setlist (FuncState *fs, int base, int nelems, int tostore); 74*21d3294cSantirez 75*21d3294cSantirez 76*21d3294cSantirez #endif 77