diff options
Diffstat (limited to 'src/lua/lcode.h')
| -rw-r--r-- | src/lua/lcode.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/lua/lcode.h b/src/lua/lcode.h new file mode 100644 index 0000000..3265824 --- /dev/null +++ b/src/lua/lcode.h | |||
| @@ -0,0 +1,104 @@ | |||
| 1 | /* | ||
| 2 | ** $Id: lcode.h $ | ||
| 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 (ORDER OP) | ||
| 25 | */ | ||
| 26 | typedef enum BinOpr { | ||
| 27 | /* arithmetic operators */ | ||
| 28 | OPR_ADD, OPR_SUB, OPR_MUL, OPR_MOD, OPR_POW, | ||
| 29 | OPR_DIV, OPR_IDIV, | ||
| 30 | /* bitwise operators */ | ||
| 31 | OPR_BAND, OPR_BOR, OPR_BXOR, | ||
| 32 | OPR_SHL, OPR_SHR, | ||
| 33 | /* string operator */ | ||
| 34 | OPR_CONCAT, | ||
| 35 | /* comparison operators */ | ||
| 36 | OPR_EQ, OPR_LT, OPR_LE, | ||
| 37 | OPR_NE, OPR_GT, OPR_GE, | ||
| 38 | /* logical operators */ | ||
| 39 | OPR_AND, OPR_OR, | ||
| 40 | OPR_NOBINOPR | ||
| 41 | } BinOpr; | ||
| 42 | |||
| 43 | |||
| 44 | /* true if operation is foldable (that is, it is arithmetic or bitwise) */ | ||
| 45 | #define foldbinop(op) ((op) <= OPR_SHR) | ||
| 46 | |||
| 47 | |||
| 48 | #define luaK_codeABC(fs,o,a,b,c) luaK_codeABCk(fs,o,a,b,c,0) | ||
| 49 | |||
| 50 | |||
| 51 | typedef enum UnOpr { OPR_MINUS, OPR_BNOT, OPR_NOT, OPR_LEN, OPR_NOUNOPR } UnOpr; | ||
| 52 | |||
| 53 | |||
| 54 | /* get (pointer to) instruction of given 'expdesc' */ | ||
| 55 | #define getinstruction(fs,e) ((fs)->f->code[(e)->u.info]) | ||
| 56 | |||
| 57 | |||
| 58 | #define luaK_setmultret(fs,e) luaK_setreturns(fs, e, LUA_MULTRET) | ||
| 59 | |||
| 60 | #define luaK_jumpto(fs,t) luaK_patchlist(fs, luaK_jump(fs), t) | ||
| 61 | |||
| 62 | LUAI_FUNC int luaK_code (FuncState *fs, Instruction i); | ||
| 63 | LUAI_FUNC int luaK_codeABx (FuncState *fs, OpCode o, int A, unsigned int Bx); | ||
| 64 | LUAI_FUNC int luaK_codeAsBx (FuncState *fs, OpCode o, int A, int Bx); | ||
| 65 | LUAI_FUNC int luaK_codeABCk (FuncState *fs, OpCode o, int A, | ||
| 66 | int B, int C, int k); | ||
| 67 | LUAI_FUNC int luaK_isKint (expdesc *e); | ||
| 68 | LUAI_FUNC int luaK_exp2const (FuncState *fs, const expdesc *e, TValue *v); | ||
| 69 | LUAI_FUNC void luaK_fixline (FuncState *fs, int line); | ||
| 70 | LUAI_FUNC void luaK_nil (FuncState *fs, int from, int n); | ||
| 71 | LUAI_FUNC void luaK_reserveregs (FuncState *fs, int n); | ||
| 72 | LUAI_FUNC void luaK_checkstack (FuncState *fs, int n); | ||
| 73 | LUAI_FUNC void luaK_int (FuncState *fs, int reg, lua_Integer n); | ||
| 74 | LUAI_FUNC void luaK_dischargevars (FuncState *fs, expdesc *e); | ||
| 75 | LUAI_FUNC int luaK_exp2anyreg (FuncState *fs, expdesc *e); | ||
| 76 | LUAI_FUNC void luaK_exp2anyregup (FuncState *fs, expdesc *e); | ||
| 77 | LUAI_FUNC void luaK_exp2nextreg (FuncState *fs, expdesc *e); | ||
| 78 | LUAI_FUNC void luaK_exp2val (FuncState *fs, expdesc *e); | ||
| 79 | LUAI_FUNC int luaK_exp2RK (FuncState *fs, expdesc *e); | ||
| 80 | LUAI_FUNC void luaK_self (FuncState *fs, expdesc *e, expdesc *key); | ||
| 81 | LUAI_FUNC void luaK_indexed (FuncState *fs, expdesc *t, expdesc *k); | ||
| 82 | LUAI_FUNC void luaK_goiftrue (FuncState *fs, expdesc *e); | ||
| 83 | LUAI_FUNC void luaK_goiffalse (FuncState *fs, expdesc *e); | ||
| 84 | LUAI_FUNC void luaK_storevar (FuncState *fs, expdesc *var, expdesc *e); | ||
| 85 | LUAI_FUNC void luaK_setreturns (FuncState *fs, expdesc *e, int nresults); | ||
| 86 | LUAI_FUNC void luaK_setoneret (FuncState *fs, expdesc *e); | ||
| 87 | LUAI_FUNC int luaK_jump (FuncState *fs); | ||
| 88 | LUAI_FUNC void luaK_ret (FuncState *fs, int first, int nret); | ||
| 89 | LUAI_FUNC void luaK_patchlist (FuncState *fs, int list, int target); | ||
| 90 | LUAI_FUNC void luaK_patchtohere (FuncState *fs, int list); | ||
| 91 | LUAI_FUNC void luaK_concat (FuncState *fs, int *l1, int l2); | ||
| 92 | LUAI_FUNC int luaK_getlabel (FuncState *fs); | ||
| 93 | LUAI_FUNC void luaK_prefix (FuncState *fs, UnOpr op, expdesc *v, int line); | ||
| 94 | LUAI_FUNC void luaK_infix (FuncState *fs, BinOpr op, expdesc *v); | ||
| 95 | LUAI_FUNC void luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1, | ||
| 96 | expdesc *v2, int line); | ||
| 97 | LUAI_FUNC void luaK_settablesize (FuncState *fs, int pc, | ||
| 98 | int ra, int asize, int hsize); | ||
| 99 | LUAI_FUNC void luaK_setlist (FuncState *fs, int base, int nelems, int tostore); | ||
| 100 | LUAI_FUNC void luaK_finish (FuncState *fs); | ||
| 101 | LUAI_FUNC l_noret luaK_semerror (LexState *ls, const char *msg); | ||
| 102 | |||
| 103 | |||
| 104 | #endif | ||
