annotate src/lua/lcode.h @ 17:75e5bb1e0aa1

going to now integrate the gb src tree since it has no dependencies
author Robert McIntyre <rlm@mit.edu>
date Sat, 03 Mar 2012 11:44:47 -0600
parents 27763b933818
children
rev   line source
rlm@1 1 /*
rlm@1 2 ** $Id: lcode.h,v 1.48.1.1 2007/12/27 13:02:25 roberto Exp $
rlm@1 3 ** Code generator for Lua
rlm@1 4 ** See Copyright Notice in lua.h
rlm@1 5 */
rlm@1 6
rlm@1 7 #ifndef lcode_h
rlm@1 8 #define lcode_h
rlm@1 9
rlm@1 10 #include "llex.h"
rlm@1 11 #include "lobject.h"
rlm@1 12 #include "lopcodes.h"
rlm@1 13 #include "lparser.h"
rlm@1 14
rlm@1 15
rlm@1 16 /*
rlm@1 17 ** Marks the end of a patch list. It is an invalid value both as an absolute
rlm@1 18 ** address, and as a list link (would link an element to itself).
rlm@1 19 */
rlm@1 20 #define NO_JUMP (-1)
rlm@1 21
rlm@1 22
rlm@1 23 /*
rlm@1 24 ** grep "ORDER OPR" if you change these enums
rlm@1 25 */
rlm@1 26 typedef enum BinOpr {
rlm@1 27 OPR_ADD, OPR_SUB, OPR_MUL, OPR_DIV, OPR_MOD, OPR_POW,
rlm@1 28 OPR_CONCAT,
rlm@1 29 OPR_NE, OPR_EQ,
rlm@1 30 OPR_LT, OPR_LE, OPR_GT, OPR_GE,
rlm@1 31 OPR_AND, OPR_OR,
rlm@1 32 OPR_NOBINOPR
rlm@1 33 } BinOpr;
rlm@1 34
rlm@1 35
rlm@1 36 typedef enum UnOpr { OPR_MINUS, OPR_NOT, OPR_LEN, OPR_NOUNOPR } UnOpr;
rlm@1 37
rlm@1 38
rlm@1 39 #define getcode(fs,e) ((fs)->f->code[(e)->u.s.info])
rlm@1 40
rlm@1 41 #define luaK_codeAsBx(fs,o,A,sBx) luaK_codeABx(fs,o,A,(sBx)+MAXARG_sBx)
rlm@1 42
rlm@1 43 #define luaK_setmultret(fs,e) luaK_setreturns(fs, e, LUA_MULTRET)
rlm@1 44
rlm@1 45 LUAI_FUNC int luaK_codeABx (FuncState *fs, OpCode o, int A, unsigned int Bx);
rlm@1 46 LUAI_FUNC int luaK_codeABC (FuncState *fs, OpCode o, int A, int B, int C);
rlm@1 47 LUAI_FUNC void luaK_fixline (FuncState *fs, int line);
rlm@1 48 LUAI_FUNC void luaK_nil (FuncState *fs, int from, int n);
rlm@1 49 LUAI_FUNC void luaK_reserveregs (FuncState *fs, int n);
rlm@1 50 LUAI_FUNC void luaK_checkstack (FuncState *fs, int n);
rlm@1 51 LUAI_FUNC int luaK_stringK (FuncState *fs, TString *s);
rlm@1 52 LUAI_FUNC int luaK_numberK (FuncState *fs, lua_Number r);
rlm@1 53 LUAI_FUNC void luaK_dischargevars (FuncState *fs, expdesc *e);
rlm@1 54 LUAI_FUNC int luaK_exp2anyreg (FuncState *fs, expdesc *e);
rlm@1 55 LUAI_FUNC void luaK_exp2nextreg (FuncState *fs, expdesc *e);
rlm@1 56 LUAI_FUNC void luaK_exp2val (FuncState *fs, expdesc *e);
rlm@1 57 LUAI_FUNC int luaK_exp2RK (FuncState *fs, expdesc *e);
rlm@1 58 LUAI_FUNC void luaK_self (FuncState *fs, expdesc *e, expdesc *key);
rlm@1 59 LUAI_FUNC void luaK_indexed (FuncState *fs, expdesc *t, expdesc *k);
rlm@1 60 LUAI_FUNC void luaK_goiftrue (FuncState *fs, expdesc *e);
rlm@1 61 LUAI_FUNC void luaK_storevar (FuncState *fs, expdesc *var, expdesc *e);
rlm@1 62 LUAI_FUNC void luaK_setreturns (FuncState *fs, expdesc *e, int nresults);
rlm@1 63 LUAI_FUNC void luaK_setoneret (FuncState *fs, expdesc *e);
rlm@1 64 LUAI_FUNC int luaK_jump (FuncState *fs);
rlm@1 65 LUAI_FUNC void luaK_ret (FuncState *fs, int first, int nret);
rlm@1 66 LUAI_FUNC void luaK_patchlist (FuncState *fs, int list, int target);
rlm@1 67 LUAI_FUNC void luaK_patchtohere (FuncState *fs, int list);
rlm@1 68 LUAI_FUNC void luaK_concat (FuncState *fs, int *l1, int l2);
rlm@1 69 LUAI_FUNC int luaK_getlabel (FuncState *fs);
rlm@1 70 LUAI_FUNC void luaK_prefix (FuncState *fs, UnOpr op, expdesc *v);
rlm@1 71 LUAI_FUNC void luaK_infix (FuncState *fs, BinOpr op, expdesc *v);
rlm@1 72 LUAI_FUNC void luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1, expdesc *v2);
rlm@1 73 LUAI_FUNC void luaK_setlist (FuncState *fs, int base, int nelems, int tostore);
rlm@1 74
rlm@1 75
rlm@1 76 #endif