| commit | author | age | ||
| 6e1425 | 1 | /* |
| H | 2 | ** $Id: lcode.h,v 1.48.1.1 2007/12/27 13:02:25 roberto Exp $ |
| 3 | ** Code generator for Lua | |
| 4 | ** See Copyright Notice in lua.h | |
| 5 | */ | |
| 6 | ||
| 7 | #ifndef lcode_h | |
| 8 | #define lcode_h | |
| 9 | ||
| 10 | #include "llex.h" | |
| 11 | #include "lobject.h" | |
| 12 | #include "lopcodes.h" | |
| 13 | #include "lparser.h" | |
| 14 | ||
| 15 | ||
| 16 | /* | |
| 17 | ** Marks the end of a patch list. It is an invalid value both as an absolute | |
| 18 | ** address, and as a list link (would link an element to itself). | |
| 19 | */ | |
| 20 | #define NO_JUMP (-1) | |
| 21 | ||
| 22 | ||
| 23 | /* | |
| 24 | ** grep "ORDER OPR" if you change these enums | |
| 25 | */ | |
| 26 | typedef enum BinOpr { | |
| 27 | OPR_ADD, OPR_SUB, OPR_MUL, OPR_DIV, OPR_MOD, OPR_POW, | |
| 28 | OPR_CONCAT, | |
| 29 | OPR_NE, OPR_EQ, | |
| 30 | OPR_LT, OPR_LE, OPR_GT, OPR_GE, | |
| 31 | OPR_AND, OPR_OR, | |
| 32 | OPR_NOBINOPR | |
| 33 | } BinOpr; | |
| 34 | ||
| 35 | ||
| 36 | typedef enum UnOpr { OPR_MINUS, OPR_NOT, OPR_LEN, OPR_NOUNOPR } UnOpr; | |
| 37 | ||
| 38 | ||
| 39 | #define getcode(fs,e) ((fs)->f->code[(e)->u.s.info]) | |
| 40 | ||
| 41 | #define luaK_codeAsBx(fs,o,A,sBx) luaK_codeABx(fs,o,A,(sBx)+MAXARG_sBx) | |
| 42 | ||
| 43 | #define luaK_setmultret(fs,e) luaK_setreturns(fs, e, LUA_MULTRET) | |
| 44 | ||
| 45 | LUAI_FUNC int luaK_codeABx (FuncState *fs, OpCode o, int A, unsigned int Bx); | |
| 46 | LUAI_FUNC int luaK_codeABC (FuncState *fs, OpCode o, int A, int B, int C); | |
| 47 | LUAI_FUNC void luaK_fixline (FuncState *fs, int line); | |
| 48 | LUAI_FUNC void luaK_nil (FuncState *fs, int from, int n); | |
| 49 | LUAI_FUNC void luaK_reserveregs (FuncState *fs, int n); | |
| 50 | LUAI_FUNC void luaK_checkstack (FuncState *fs, int n); | |
| 51 | LUAI_FUNC int luaK_stringK (FuncState *fs, TString *s); | |
| 52 | LUAI_FUNC int luaK_numberK (FuncState *fs, lua_Number r); | |
| 53 | LUAI_FUNC void luaK_dischargevars (FuncState *fs, expdesc *e); | |
| 54 | LUAI_FUNC int luaK_exp2anyreg (FuncState *fs, expdesc *e); | |
| 55 | LUAI_FUNC void luaK_exp2nextreg (FuncState *fs, expdesc *e); | |
| 56 | LUAI_FUNC void luaK_exp2val (FuncState *fs, expdesc *e); | |
| 57 | LUAI_FUNC int luaK_exp2RK (FuncState *fs, expdesc *e); | |
| 58 | LUAI_FUNC void luaK_self (FuncState *fs, expdesc *e, expdesc *key); | |
| 59 | LUAI_FUNC void luaK_indexed (FuncState *fs, expdesc *t, expdesc *k); | |
| 60 | LUAI_FUNC void luaK_goiftrue (FuncState *fs, expdesc *e); | |
| 61 | LUAI_FUNC void luaK_storevar (FuncState *fs, expdesc *var, expdesc *e); | |
| 62 | LUAI_FUNC void luaK_setreturns (FuncState *fs, expdesc *e, int nresults); | |
| 63 | LUAI_FUNC void luaK_setoneret (FuncState *fs, expdesc *e); | |
| 64 | LUAI_FUNC int luaK_jump (FuncState *fs); | |
| 65 | LUAI_FUNC void luaK_ret (FuncState *fs, int first, int nret); | |
| 66 | LUAI_FUNC void luaK_patchlist (FuncState *fs, int list, int target); | |
| 67 | LUAI_FUNC void luaK_patchtohere (FuncState *fs, int list); | |
| 68 | LUAI_FUNC void luaK_concat (FuncState *fs, int *l1, int l2); | |
| 69 | LUAI_FUNC int luaK_getlabel (FuncState *fs); | |
| 70 | LUAI_FUNC void luaK_prefix (FuncState *fs, UnOpr op, expdesc *v); | |
| 71 | LUAI_FUNC void luaK_infix (FuncState *fs, BinOpr op, expdesc *v); | |
| 72 | LUAI_FUNC void luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1, expdesc *v2); | |
| 73 | LUAI_FUNC void luaK_setlist (FuncState *fs, int base, int nelems, int tostore); | |
| 74 | ||
| 75 | ||
| 76 | #endif | |
