1*dfc11533SChris Williamson /* 2*dfc11533SChris Williamson ** $Id: lcode.h,v 1.58.1.1 2013/04/12 18:48:47 roberto Exp $ 3*dfc11533SChris Williamson ** Code generator for Lua 4*dfc11533SChris Williamson ** See Copyright Notice in lua.h 5*dfc11533SChris Williamson */ 6*dfc11533SChris Williamson 7*dfc11533SChris Williamson #ifndef lcode_h 8*dfc11533SChris Williamson #define lcode_h 9*dfc11533SChris Williamson 10*dfc11533SChris Williamson #include "llex.h" 11*dfc11533SChris Williamson #include "lobject.h" 12*dfc11533SChris Williamson #include "lopcodes.h" 13*dfc11533SChris Williamson #include "lparser.h" 14*dfc11533SChris Williamson 15*dfc11533SChris Williamson 16*dfc11533SChris Williamson /* 17*dfc11533SChris Williamson ** Marks the end of a patch list. It is an invalid value both as an absolute 18*dfc11533SChris Williamson ** address, and as a list link (would link an element to itself). 19*dfc11533SChris Williamson */ 20*dfc11533SChris Williamson #define NO_JUMP (-1) 21*dfc11533SChris Williamson 22*dfc11533SChris Williamson 23*dfc11533SChris Williamson /* 24*dfc11533SChris Williamson ** grep "ORDER OPR" if you change these enums (ORDER OP) 25*dfc11533SChris Williamson */ 26*dfc11533SChris Williamson typedef enum BinOpr { 27*dfc11533SChris Williamson OPR_ADD, OPR_SUB, OPR_MUL, OPR_DIV, OPR_MOD, OPR_POW, 28*dfc11533SChris Williamson OPR_CONCAT, 29*dfc11533SChris Williamson OPR_EQ, OPR_LT, OPR_LE, 30*dfc11533SChris Williamson OPR_NE, OPR_GT, OPR_GE, 31*dfc11533SChris Williamson OPR_AND, OPR_OR, 32*dfc11533SChris Williamson OPR_NOBINOPR 33*dfc11533SChris Williamson } BinOpr; 34*dfc11533SChris Williamson 35*dfc11533SChris Williamson 36*dfc11533SChris Williamson typedef enum UnOpr { OPR_MINUS, OPR_NOT, OPR_LEN, OPR_NOUNOPR } UnOpr; 37*dfc11533SChris Williamson 38*dfc11533SChris Williamson 39*dfc11533SChris Williamson #define getcode(fs,e) ((fs)->f->code[(e)->u.info]) 40*dfc11533SChris Williamson 41*dfc11533SChris Williamson #define luaK_codeAsBx(fs,o,A,sBx) luaK_codeABx(fs,o,A,(sBx)+MAXARG_sBx) 42*dfc11533SChris Williamson 43*dfc11533SChris Williamson #define luaK_setmultret(fs,e) luaK_setreturns(fs, e, LUA_MULTRET) 44*dfc11533SChris Williamson 45*dfc11533SChris Williamson #define luaK_jumpto(fs,t) luaK_patchlist(fs, luaK_jump(fs), t) 46*dfc11533SChris Williamson 47*dfc11533SChris Williamson LUAI_FUNC int luaK_codeABx (FuncState *fs, OpCode o, int A, unsigned int Bx); 48*dfc11533SChris Williamson LUAI_FUNC int luaK_codeABC (FuncState *fs, OpCode o, int A, int B, int C); 49*dfc11533SChris Williamson LUAI_FUNC int luaK_codek (FuncState *fs, int reg, int k); 50*dfc11533SChris Williamson LUAI_FUNC void luaK_fixline (FuncState *fs, int line); 51*dfc11533SChris Williamson LUAI_FUNC void luaK_nil (FuncState *fs, int from, int n); 52*dfc11533SChris Williamson LUAI_FUNC void luaK_reserveregs (FuncState *fs, int n); 53*dfc11533SChris Williamson LUAI_FUNC void luaK_checkstack (FuncState *fs, int n); 54*dfc11533SChris Williamson LUAI_FUNC int luaK_stringK (FuncState *fs, TString *s); 55*dfc11533SChris Williamson LUAI_FUNC int luaK_numberK (FuncState *fs, lua_Number r); 56*dfc11533SChris Williamson LUAI_FUNC void luaK_dischargevars (FuncState *fs, expdesc *e); 57*dfc11533SChris Williamson LUAI_FUNC int luaK_exp2anyreg (FuncState *fs, expdesc *e); 58*dfc11533SChris Williamson LUAI_FUNC void luaK_exp2anyregup (FuncState *fs, expdesc *e); 59*dfc11533SChris Williamson LUAI_FUNC void luaK_exp2nextreg (FuncState *fs, expdesc *e); 60*dfc11533SChris Williamson LUAI_FUNC void luaK_exp2val (FuncState *fs, expdesc *e); 61*dfc11533SChris Williamson LUAI_FUNC int luaK_exp2RK (FuncState *fs, expdesc *e); 62*dfc11533SChris Williamson LUAI_FUNC void luaK_self (FuncState *fs, expdesc *e, expdesc *key); 63*dfc11533SChris Williamson LUAI_FUNC void luaK_indexed (FuncState *fs, expdesc *t, expdesc *k); 64*dfc11533SChris Williamson LUAI_FUNC void luaK_goiftrue (FuncState *fs, expdesc *e); 65*dfc11533SChris Williamson LUAI_FUNC void luaK_goiffalse (FuncState *fs, expdesc *e); 66*dfc11533SChris Williamson LUAI_FUNC void luaK_storevar (FuncState *fs, expdesc *var, expdesc *e); 67*dfc11533SChris Williamson LUAI_FUNC void luaK_setreturns (FuncState *fs, expdesc *e, int nresults); 68*dfc11533SChris Williamson LUAI_FUNC void luaK_setoneret (FuncState *fs, expdesc *e); 69*dfc11533SChris Williamson LUAI_FUNC int luaK_jump (FuncState *fs); 70*dfc11533SChris Williamson LUAI_FUNC void luaK_ret (FuncState *fs, int first, int nret); 71*dfc11533SChris Williamson LUAI_FUNC void luaK_patchlist (FuncState *fs, int list, int target); 72*dfc11533SChris Williamson LUAI_FUNC void luaK_patchtohere (FuncState *fs, int list); 73*dfc11533SChris Williamson LUAI_FUNC void luaK_patchclose (FuncState *fs, int list, int level); 74*dfc11533SChris Williamson LUAI_FUNC void luaK_concat (FuncState *fs, int *l1, int l2); 75*dfc11533SChris Williamson LUAI_FUNC int luaK_getlabel (FuncState *fs); 76*dfc11533SChris Williamson LUAI_FUNC void luaK_prefix (FuncState *fs, UnOpr op, expdesc *v, int line); 77*dfc11533SChris Williamson LUAI_FUNC void luaK_infix (FuncState *fs, BinOpr op, expdesc *v); 78*dfc11533SChris Williamson LUAI_FUNC void luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1, 79*dfc11533SChris Williamson expdesc *v2, int line); 80*dfc11533SChris Williamson LUAI_FUNC void luaK_setlist (FuncState *fs, int base, int nelems, int tostore); 81*dfc11533SChris Williamson 82*dfc11533SChris Williamson 83*dfc11533SChris Williamson #endif 84