lparser.cpp File Reference

#include <string.h>
#include "lua.h"
#include "lcode.h"
#include "ldebug.h"
#include "ldo.h"
#include "lfunc.h"
#include "llex.h"
#include "lmem.h"
#include "lobject.h"
#include "lopcodes.h"
#include "lparser.h"
#include "lstate.h"
#include "lstring.h"
#include "ltable.h"

Go to the source code of this file.

Classes

struct  BlockCnt
struct  ConsControl
struct  LHS_assign

Defines

#define lparser_c
#define LUA_CORE
#define hasmultret(k)   ((k) == VCALL || (k) == VVARARG)
#define getlocvar(fs, i)   ((fs)->f->locvars[(fs)->actvar[i]])
#define luaY_checklimit(fs, v, l, m)   if ((v)>(l)) errorlimit(fs,l,m)
#define check_condition(ls, c, msg)   { if (!(c)) luaX_syntaxerror(ls, msg); }
#define new_localvarliteral(ls, v, n)   new_localvar(ls, luaX_newstring(ls, "" v, (sizeof(v)/sizeof(char))-1), n)
#define leavelevel(ls)   ((ls)->L->nCcalls--)
#define UNARY_PRIORITY   8

Functions

static void chunk (LexState *ls)
static void expr (LexState *ls, expdesc *v)
static void anchor_token (LexState *ls)
static void error_expected (LexState *ls, int token)
static void errorlimit (FuncState *fs, int limit, const char *what)
static int testnext (LexState *ls, int c)
static void check (LexState *ls, int c)
static void checknext (LexState *ls, int c)
static void check_match (LexState *ls, int what, int who, int where)
static TStringstr_checkname (LexState *ls)
static void init_exp (expdesc *e, expkind k, int i)
static void codestring (LexState *ls, expdesc *e, TString *s)
static void checkname (LexState *ls, expdesc *e)
static int registerlocalvar (LexState *ls, TString *varname)
static void new_localvar (LexState *ls, TString *name, int n)
static void adjustlocalvars (LexState *ls, int nvars)
static void removevars (LexState *ls, int tolevel)
static int indexupvalue (FuncState *fs, TString *name, expdesc *v)
static int searchvar (FuncState *fs, TString *n)
static void markupval (FuncState *fs, int level)
static int singlevaraux (FuncState *fs, TString *n, expdesc *var, int base)
static void singlevar (LexState *ls, expdesc *var)
static void adjust_assign (LexState *ls, int nvars, int nexps, expdesc *e)
static void enterlevel (LexState *ls)
static void enterblock (FuncState *fs, BlockCnt *bl, lu_byte isbreakable)
static void leaveblock (FuncState *fs)
static void pushclosure (LexState *ls, FuncState *func, expdesc *v)
static void open_func (LexState *ls, FuncState *fs)
static void close_func (LexState *ls)
ProtoluaY_parser (lua_State *L, ZIO *z, Mbuffer *buff, const char *name)
static void field (LexState *ls, expdesc *v)
static void yindex (LexState *ls, expdesc *v)
static void recfield (LexState *ls, struct ConsControl *cc)
static void closelistfield (FuncState *fs, struct ConsControl *cc)
static void lastlistfield (FuncState *fs, struct ConsControl *cc)
static void listfield (LexState *ls, struct ConsControl *cc)
static void constructor (LexState *ls, expdesc *t)
static void parlist (LexState *ls)
static void body (LexState *ls, expdesc *e, int needself, int line)
static int explist1 (LexState *ls, expdesc *v)
static void funcargs (LexState *ls, expdesc *f)
static void prefixexp (LexState *ls, expdesc *v)
static void primaryexp (LexState *ls, expdesc *v)
static void simpleexp (LexState *ls, expdesc *v)
static UnOpr getunopr (int op)
static BinOpr getbinopr (int op)
static BinOpr subexpr (LexState *ls, expdesc *v, unsigned int limit)
static int block_follow (int token)
static void block (LexState *ls)
static void check_conflict (LexState *ls, struct LHS_assign *lh, expdesc *v)
static void assignment (LexState *ls, struct LHS_assign *lh, int nvars)
static int cond (LexState *ls)
static void breakstat (LexState *ls)
static void whilestat (LexState *ls, int line)
static void repeatstat (LexState *ls, int line)
static int exp1 (LexState *ls)
static void forbody (LexState *ls, int base, int line, int nvars, int isnum)
static void fornum (LexState *ls, TString *varname, int line)
static void forlist (LexState *ls, TString *indexname)
static void forstat (LexState *ls, int line)
static int test_then_block (LexState *ls)
static void ifstat (LexState *ls, int line)
static void localfunc (LexState *ls)
static void localstat (LexState *ls)
static int funcname (LexState *ls, expdesc *v)
static void funcstat (LexState *ls, int line)
static void exprstat (LexState *ls)
static void retstat (LexState *ls)
static int statement (LexState *ls)

Variables

struct {
   lu_byte   left
   lu_byte   right
priority []


Define Documentation

#define check_condition ( ls,
c,
msg   )     { if (!(c)) luaX_syntaxerror(ls, msg); }

Definition at line 100 of file lparser.cpp.

Referenced by assignment(), and simpleexp().

#define getlocvar ( fs,
 )     ((fs)->f->locvars[(fs)->actvar[i]])

Definition at line 32 of file lparser.cpp.

Referenced by adjustlocalvars(), localfunc(), removevars(), and searchvar().

#define hasmultret (  )     ((k) == VCALL || (k) == VVARARG)

Definition at line 30 of file lparser.cpp.

Referenced by adjust_assign(), funcargs(), lastlistfield(), and retstat().

#define leavelevel ( ls   )     ((ls)->L->nCcalls--)

Definition at line 282 of file lparser.cpp.

Referenced by chunk(), and subexpr().

#define lparser_c

Definition at line 10 of file lparser.cpp.

#define LUA_CORE

Definition at line 11 of file lparser.cpp.

#define luaY_checklimit ( fs,
v,
l,
 )     if ((v)>(l)) errorlimit(fs,l,m)

Definition at line 34 of file lparser.cpp.

Referenced by indexupvalue(), listfield(), new_localvar(), and recfield().

#define new_localvarliteral ( ls,
v,
n   )     new_localvar(ls, luaX_newstring(ls, "" v, (sizeof(v)/sizeof(char))-1), n)

Definition at line 156 of file lparser.cpp.

Referenced by body(), forlist(), fornum(), and parlist().

#define UNARY_PRIORITY   8

Definition at line 821 of file lparser.cpp.

Referenced by subexpr().


Function Documentation

static void adjust_assign ( LexState ls,
int  nvars,
int  nexps,
expdesc e 
) [static]

Definition at line 256 of file lparser.cpp.

References FuncState::freereg, LexState::fs, hasmultret, expdesc::k, luaK_exp2nextreg(), luaK_nil(), luaK_reserveregs(), luaK_setreturns(), and VVOID.

Referenced by assignment(), forlist(), and localstat().

static void adjustlocalvars ( LexState ls,
int  nvars 
) [static]

Definition at line 167 of file lparser.cpp.

References cast_byte, LexState::fs, getlocvar, FuncState::nactvar, and FuncState::pc.

Referenced by body(), forbody(), localfunc(), localstat(), and parlist().

static void anchor_token ( LexState ls  )  [static]

Definition at line 57 of file lparser.cpp.

References getstr, TString::len, luaX_newstring(), Token::seminfo, LexState::t, TK_NAME, TK_STRING, Token::token, SemInfo::ts, and TString::tsv.

Referenced by close_func().

static void assignment ( LexState ls,
struct LHS_assign lh,
int  nvars 
) [static]

Definition at line 931 of file lparser.cpp.

References adjust_assign(), check_condition, check_conflict(), checknext(), explist1(), FuncState::freereg, LexState::fs, init_exp(), expdesc::k, luaK_setoneret(), luaK_storevar(), LHS_assign::prev, primaryexp(), testnext(), LHS_assign::v, VINDEXED, VLOCAL, and VNONRELOC.

Referenced by exprstat().

static void block ( LexState ls  )  [static]

Definition at line 881 of file lparser.cpp.

References BlockCnt::breaklist, chunk(), enterblock(), LexState::fs, leaveblock(), lua_assert, and NO_JUMP.

Referenced by forbody(), GLFont2dStorage::getEntry(), ifstat(), statement(), test_then_block(), and whilestat().

static int block_follow ( int  token  )  [static]

Definition at line 871 of file lparser.cpp.

References TK_ELSE, TK_ELSEIF, TK_END, TK_EOS, and TK_UNTIL.

Referenced by chunk(), and retstat().

static void body ( LexState ls,
expdesc e,
int  needself,
int  line 
) [static]

Definition at line 576 of file lparser.cpp.

References adjustlocalvars(), check_match(), checknext(), chunk(), close_func(), FuncState::f, Proto::lastlinedefined, Proto::linedefined, LexState::linenumber, new_localvarliteral, open_func(), parlist(), pushclosure(), TK_END, and TK_FUNCTION.

Referenced by funcstat(), localfunc(), and simpleexp().

static void breakstat ( LexState ls  )  [static]

Definition at line 973 of file lparser.cpp.

References FuncState::bl, BlockCnt::breaklist, LexState::fs, BlockCnt::isbreakable, luaK_codeABC(), luaK_concat(), luaK_jump(), luaX_syntaxerror(), BlockCnt::nactvar, OP_CLOSE, BlockCnt::previous, and BlockCnt::upval.

Referenced by repeatstat(), and statement().

static void check ( LexState ls,
int  c 
) [static]

Definition at line 89 of file lparser.cpp.

References error_expected(), LexState::t, and Token::token.

static void check_conflict ( LexState ls,
struct LHS_assign lh,
expdesc v 
) [static]

Definition at line 908 of file lparser.cpp.

References FuncState::freereg, LexState::fs, expdesc::k, luaK_codeABC(), luaK_reserveregs(), OP_MOVE, LHS_assign::prev, expdesc::s, expdesc::u, LHS_assign::v, and VINDEXED.

Referenced by assignment().

static void check_match ( LexState ls,
int  what,
int  who,
int  where 
) [static]

Definition at line 104 of file lparser.cpp.

References error_expected(), LexState::L, LexState::linenumber, LUA_QS, luaO_pushfstring(), luaX_syntaxerror(), luaX_token2str(), and testnext().

Referenced by body(), constructor(), forstat(), funcargs(), ifstat(), prefixexp(), repeatstat(), statement(), and whilestat().

static void checkname ( LexState ls,
expdesc e 
) [static]

Definition at line 138 of file lparser.cpp.

References codestring(), and str_checkname().

Referenced by field(), primaryexp(), and recfield().

static void checknext ( LexState ls,
int  c 
) [static]

Definition at line 94 of file lparser.cpp.

References check, and luaX_next().

Referenced by assignment(), body(), constructor(), forbody(), forlist(), fornum(), recfield(), test_then_block(), whilestat(), and yindex().

static void chunk ( LexState ls  )  [static]

Definition at line 1323 of file lparser.cpp.

References block_follow(), enterlevel(), FuncState::f, FuncState::freereg, LexState::fs, leavelevel, lua_assert, Proto::maxstacksize, FuncState::nactvar, statement(), LexState::t, testnext(), and Token::token.

Referenced by block(), body(), luaY_parser(), repeatstat(), and runargs().

static void close_func ( LexState ls  )  [static]

Definition at line 356 of file lparser.cpp.

References anchor_token(), FuncState::bl, Proto::code, FuncState::f, LexState::fs, Proto::k, LexState::L, Proto::lineinfo, Proto::locvars, lua_assert, luaG_checkcode(), luaK_ret(), luaM_reallocvector, FuncState::nk, FuncState::nlocvars, FuncState::np, NULL, Proto::nups, Proto::p, FuncState::pc, FuncState::prev, removevars(), Proto::sizecode, Proto::sizek, Proto::sizelineinfo, Proto::sizelocvars, Proto::sizep, Proto::sizeupvalues, lua_State::top, and Proto::upvalues.

Referenced by body(), and luaY_parser().

static void closelistfield ( FuncState fs,
struct ConsControl cc 
) [static]

Definition at line 464 of file lparser.cpp.

References expdesc::k, LFIELDS_PER_FLUSH, luaK_exp2nextreg(), luaK_setlist(), ConsControl::na, expdesc::s, ConsControl::t, ConsControl::tostore, expdesc::u, ConsControl::v, and VVOID.

Referenced by constructor().

static void codestring ( LexState ls,
expdesc e,
TString s 
) [static]

Definition at line 133 of file lparser.cpp.

References LexState::fs, init_exp(), luaK_stringK(), and VK.

Referenced by checkname(), funcargs(), and simpleexp().

static int cond ( LexState ls  )  [static]

Definition at line 963 of file lparser.cpp.

References expr(), expdesc::f, LexState::fs, expdesc::k, luaK_goiftrue(), VFALSE, and VNIL.

Referenced by TutorialFile::parseFile(), repeatstat(), test_then_block(), and whilestat().

static void constructor ( LexState ls,
expdesc t 
) [static]

Definition at line 498 of file lparser.cpp.

References check_match(), checknext(), closelistfield(), Proto::code, FuncState::f, LexState::fs, init_exp(), expdesc::k, lastlistfield(), LexState::linenumber, listfield(), LexState::lookahead, lua_assert, luaK_codeABC(), luaK_exp2nextreg(), luaO_int2fb(), luaX_lookahead(), ConsControl::na, ConsControl::nh, OP_NEWTABLE, recfield(), SETARG_B, SETARG_C, LexState::t, ConsControl::t, testnext(), TK_NAME, Token::token, ConsControl::tostore, ConsControl::v, VRELOCABLE, and VVOID.

Referenced by funcargs(), and simpleexp().

static void enterblock ( FuncState fs,
BlockCnt bl,
lu_byte  isbreakable 
) [static]

Definition at line 285 of file lparser.cpp.

References FuncState::bl, BlockCnt::breaklist, FuncState::freereg, BlockCnt::isbreakable, lua_assert, FuncState::nactvar, BlockCnt::nactvar, NO_JUMP, BlockCnt::previous, and BlockCnt::upval.

Referenced by block(), forbody(), forstat(), repeatstat(), and whilestat().

static void enterlevel ( LexState ls  )  [static]

Definition at line 276 of file lparser.cpp.

References LexState::L, LUAI_MAXCCALLS, luaX_lexerror(), and lua_State::nCcalls.

Referenced by chunk(), and subexpr().

static void error_expected ( LexState ls,
int  token 
) [static]

Definition at line 65 of file lparser.cpp.

References LexState::L, LUA_QS, luaO_pushfstring(), luaX_syntaxerror(), and luaX_token2str().

Referenced by check(), and check_match().

static void errorlimit ( FuncState fs,
int  limit,
const char *  what 
) [static]

Definition at line 71 of file lparser.cpp.

References FuncState::f, FuncState::L, Proto::linedefined, FuncState::ls, luaO_pushfstring(), and luaX_lexerror().

static int exp1 ( LexState ls  )  [static]

Definition at line 1034 of file lparser.cpp.

References expr(), LexState::fs, expdesc::k, and luaK_exp2nextreg().

Referenced by fornum().

static int explist1 ( LexState ls,
expdesc v 
) [static]

Definition at line 596 of file lparser.cpp.

References expr(), LexState::fs, luaK_exp2nextreg(), and testnext().

Referenced by assignment(), forlist(), funcargs(), localstat(), and retstat().

static void expr ( LexState ls,
expdesc v 
) [static]

Definition at line 856 of file lparser.cpp.

References subexpr().

Referenced by cond(), exp1(), explist1(), listfield(), prefixexp(), recfield(), and yindex().

static void exprstat ( LexState ls  )  [static]

Definition at line 1222 of file lparser.cpp.

References assignment(), LexState::fs, getcode, expdesc::k, NULL, LHS_assign::prev, primaryexp(), SETARG_C, LHS_assign::v, and VCALL.

Referenced by statement().

static void field ( LexState ls,
expdesc v 
) [static]

Definition at line 407 of file lparser.cpp.

References checkname(), LexState::fs, luaK_exp2anyreg(), luaK_indexed(), and luaX_next().

Referenced by funcname(), and primaryexp().

static void forbody ( LexState ls,
int  base,
int  line,
int  nvars,
int  isnum 
) [static]

Definition at line 1044 of file lparser.cpp.

References adjustlocalvars(), block(), checknext(), enterblock(), LexState::fs, leaveblock(), luaK_codeABC(), luaK_codeAsBx, luaK_fixline(), luaK_jump(), luaK_patchlist(), luaK_patchtohere(), luaK_reserveregs(), NO_JUMP, OP_FORLOOP, OP_FORPREP, OP_TFORLOOP, and TK_DO.

Referenced by forlist(), and fornum().

static void forlist ( LexState ls,
TString indexname 
) [static]

Definition at line 1087 of file lparser.cpp.

References adjust_assign(), checknext(), explist1(), forbody(), FuncState::freereg, LexState::fs, LexState::linenumber, luaK_checkstack(), new_localvar(), new_localvarliteral, str_checkname(), testnext(), and TK_IN.

Referenced by forstat().

static void fornum ( LexState ls,
TString varname,
int  line 
) [static]

Definition at line 1065 of file lparser.cpp.

References checknext(), exp1(), forbody(), FuncState::freereg, LexState::fs, luaK_codeABx(), luaK_numberK(), luaK_reserveregs(), new_localvar(), new_localvarliteral, OP_LOADK, and testnext().

Referenced by forstat().

static void forstat ( LexState ls,
int  line 
) [static]

Definition at line 1110 of file lparser.cpp.

References check_match(), enterblock(), forlist(), fornum(), LexState::fs, leaveblock(), LUA_QL, luaX_next(), luaX_syntaxerror(), str_checkname(), LexState::t, TK_END, TK_FOR, TK_IN, and Token::token.

Referenced by statement().

static void funcargs ( LexState ls,
expdesc f 
) [static]

Definition at line 609 of file lparser.cpp.

References check_match(), codestring(), constructor(), explist1(), FuncState::freereg, LexState::fs, hasmultret, init_exp(), expdesc::k, LexState::lastline, LexState::linenumber, lua_assert, LUA_MULTRET, luaK_codeABC(), luaK_exp2nextreg(), luaK_fixline(), luaK_setmultret, luaX_next(), luaX_syntaxerror(), OP_CALL, expdesc::s, Token::seminfo, LexState::t, TK_STRING, Token::token, SemInfo::ts, expdesc::u, VCALL, VNONRELOC, and VVOID.

Referenced by primaryexp().

static int funcname ( LexState ls,
expdesc v 
) [static]

Definition at line 1196 of file lparser.cpp.

References field(), singlevar(), LexState::t, and Token::token.

Referenced by funcstat(), loader_C(), loader_Croot(), and mkfuncname().

static void funcstat ( LexState ls,
int  line 
) [static]

Definition at line 1210 of file lparser.cpp.

References body(), LexState::fs, funcname(), luaK_fixline(), luaK_storevar(), and luaX_next().

Referenced by statement().

static BinOpr getbinopr ( int  op  )  [static]

Definition at line 788 of file lparser.cpp.

References OPR_ADD, OPR_AND, OPR_CONCAT, OPR_DIV, OPR_EQ, OPR_GE, OPR_GT, OPR_LE, OPR_LT, OPR_MOD, OPR_MUL, OPR_NE, OPR_NOBINOPR, OPR_OR, OPR_POW, OPR_SUB, TK_AND, TK_CONCAT, TK_EQ, TK_GE, TK_LE, TK_NE, and TK_OR.

Referenced by subexpr().

static UnOpr getunopr ( int  op  )  [static]

Definition at line 778 of file lparser.cpp.

References OPR_LEN, OPR_MINUS, OPR_NOT, OPR_NOUNOPR, and TK_NOT.

Referenced by subexpr().

static void ifstat ( LexState ls,
int  line 
) [static]

Definition at line 1139 of file lparser.cpp.

References block(), check_match(), LexState::fs, luaK_concat(), luaK_jump(), luaK_patchtohere(), luaX_next(), NO_JUMP, LexState::t, test_then_block(), TK_ELSE, TK_ELSEIF, TK_END, TK_IF, and Token::token.

Referenced by statement().

static int indexupvalue ( FuncState fs,
TString name,
expdesc v 
) [static]

Definition at line 183 of file lparser.cpp.

References cast_byte, FuncState::f, upvaldesc::info, expdesc::k, upvaldesc::k, FuncState::L, lua_assert, luaC_objbarrier, LUAI_MAXUPVALUES, luaM_growvector, luaY_checklimit, MAX_INT, NULL, Proto::nups, expdesc::s, Proto::sizeupvalues, expdesc::u, Proto::upvalues, FuncState::upvalues, VLOCAL, and VUPVAL.

Referenced by singlevaraux().

static void init_exp ( expdesc e,
expkind  k,
int  i 
) [static]

Definition at line 126 of file lparser.cpp.

References expdesc::f, expdesc::k, NO_JUMP, expdesc::s, expdesc::t, and expdesc::u.

Referenced by assignment(), codestring(), constructor(), funcargs(), localfunc(), pushclosure(), simpleexp(), and singlevaraux().

static void lastlistfield ( FuncState fs,
struct ConsControl cc 
) [static]

Definition at line 475 of file lparser.cpp.

References hasmultret, expdesc::k, LUA_MULTRET, luaK_exp2nextreg(), luaK_setlist(), luaK_setmultret, ConsControl::na, expdesc::s, ConsControl::t, ConsControl::tostore, expdesc::u, ConsControl::v, and VVOID.

Referenced by constructor().

static void leaveblock ( FuncState fs  )  [static]

Definition at line 296 of file lparser.cpp.

References FuncState::bl, BlockCnt::breaklist, FuncState::freereg, BlockCnt::isbreakable, FuncState::ls, lua_assert, luaK_codeABC(), luaK_patchtohere(), FuncState::nactvar, BlockCnt::nactvar, OP_CLOSE, BlockCnt::previous, removevars(), and BlockCnt::upval.

Referenced by block(), forbody(), forstat(), repeatstat(), and whilestat().

static void listfield ( LexState ls,
struct ConsControl cc 
) [static]

Definition at line 490 of file lparser.cpp.

References expr(), LexState::fs, luaY_checklimit, MAX_INT, ConsControl::na, ConsControl::tostore, and ConsControl::v.

Referenced by constructor().

static void localfunc ( LexState ls  )  [static]

Definition at line 1163 of file lparser.cpp.

References adjustlocalvars(), body(), FuncState::freereg, LexState::fs, getlocvar, init_exp(), LexState::linenumber, luaK_reserveregs(), luaK_storevar(), FuncState::nactvar, new_localvar(), FuncState::pc, str_checkname(), and VLOCAL.

Referenced by statement().

static void localstat ( LexState ls  )  [static]

Definition at line 1177 of file lparser.cpp.

References adjust_assign(), adjustlocalvars(), explist1(), expdesc::k, new_localvar(), str_checkname(), testnext(), and VVOID.

Referenced by statement().

Proto* luaY_parser ( lua_State L,
ZIO z,
Mbuffer buff,
const char *  name 
)

Definition at line 383 of file lparser.cpp.

Referenced by f_parser().

static void markupval ( FuncState fs,
int  level 
) [static]

Definition at line 217 of file lparser.cpp.

References FuncState::bl, BlockCnt::nactvar, BlockCnt::previous, and BlockCnt::upval.

Referenced by singlevaraux().

static void new_localvar ( LexState ls,
TString name,
int  n 
) [static]

Definition at line 160 of file lparser.cpp.

References FuncState::actvar, cast, LexState::fs, LUAI_MAXVARS, luaY_checklimit, FuncState::nactvar, and registerlocalvar().

Referenced by forlist(), fornum(), localfunc(), localstat(), and parlist().

static void open_func ( LexState ls,
FuncState fs 
) [static]

Definition at line 328 of file lparser.cpp.

References FuncState::bl, FuncState::f, FuncState::freereg, LexState::fs, FuncState::h, incr_top, FuncState::jpc, FuncState::L, LexState::L, FuncState::lasttarget, FuncState::ls, luaF_newproto(), luaH_new(), Proto::maxstacksize, FuncState::nactvar, FuncState::nk, FuncState::nlocvars, NO_JUMP, FuncState::np, NULL, FuncState::pc, FuncState::prev, sethvalue2s, setptvalue2s, LexState::source, Proto::source, and lua_State::top.

Referenced by body(), and luaY_parser().

static void parlist ( LexState ls  )  [static]

Definition at line 543 of file lparser.cpp.

References adjustlocalvars(), cast_byte, FuncState::f, LexState::fs, Proto::is_vararg, LUA_QL, luaK_reserveregs(), luaX_next(), luaX_syntaxerror(), FuncState::nactvar, new_localvar(), new_localvarliteral, Proto::numparams, str_checkname(), LexState::t, testnext(), TK_DOTS, TK_NAME, Token::token, VARARG_HASARG, VARARG_ISVARARG, and VARARG_NEEDSARG.

Referenced by body().

static void prefixexp ( LexState ls,
expdesc v 
) [static]

Definition at line 667 of file lparser.cpp.

References check_match(), expr(), LexState::fs, LexState::linenumber, luaK_dischargevars(), luaX_next(), luaX_syntaxerror(), singlevar(), LexState::t, TK_NAME, and Token::token.

Referenced by primaryexp().

static void primaryexp ( LexState ls,
expdesc v 
) [static]

Definition at line 690 of file lparser.cpp.

References checkname(), field(), LexState::fs, funcargs(), luaK_exp2anyreg(), luaK_exp2nextreg(), luaK_indexed(), luaK_self(), luaX_next(), prefixexp(), LexState::t, TK_STRING, Token::token, and yindex().

Referenced by assignment(), exprstat(), and simpleexp().

static void pushclosure ( LexState ls,
FuncState func,
expdesc v 
) [static]

Definition at line 310 of file lparser.cpp.

References FuncState::f, LexState::fs, upvaldesc::info, init_exp(), upvaldesc::k, LexState::L, luaC_objbarrier, luaK_codeABC(), luaK_codeABx(), luaM_growvector, MAXARG_Bx, FuncState::np, NULL, Proto::nups, OP_CLOSURE, OP_GETUPVAL, OP_MOVE, Proto::p, Proto::sizep, FuncState::upvalues, VLOCAL, and VRELOCABLE.

Referenced by body().

static void recfield ( LexState ls,
struct ConsControl cc 
) [static]

Definition at line 443 of file lparser.cpp.

References checkname(), checknext(), expr(), FuncState::freereg, LexState::fs, luaK_codeABC(), luaK_exp2RK(), luaY_checklimit, MAX_INT, ConsControl::nh, OP_SETTABLE, expdesc::s, ConsControl::t, LexState::t, TK_NAME, Token::token, expdesc::u, and yindex().

Referenced by constructor().

static int registerlocalvar ( LexState ls,
TString varname 
) [static]

Definition at line 143 of file lparser.cpp.

References FuncState::f, LexState::fs, LexState::L, Proto::locvars, luaC_objbarrier, luaM_growvector, FuncState::nlocvars, NULL, Proto::sizelocvars, and LocVar::varname.

Referenced by new_localvar().

static void removevars ( LexState ls,
int  tolevel 
) [static]

Definition at line 176 of file lparser.cpp.

References LexState::fs, getlocvar, FuncState::nactvar, and FuncState::pc.

Referenced by close_func(), and leaveblock().

static void repeatstat ( LexState ls,
int  line 
) [static]

Definition at line 1008 of file lparser.cpp.

References breakstat(), check_match(), chunk(), cond(), enterblock(), LexState::fs, leaveblock(), luaK_getlabel(), luaK_jump(), luaK_patchlist(), luaK_patchtohere(), luaX_next(), TK_REPEAT, TK_UNTIL, and BlockCnt::upval.

Referenced by statement().

static void retstat ( LexState ls  )  [static]

Definition at line 1236 of file lparser.cpp.

References block_follow(), explist1(), FuncState::freereg, LexState::fs, GETARG_A, getcode, hasmultret, expdesc::k, lua_assert, LUA_MULTRET, luaK_exp2anyreg(), luaK_exp2nextreg(), luaK_ret(), luaK_setmultret, luaX_next(), FuncState::nactvar, OP_TAILCALL, SET_OPCODE, LexState::t, Token::token, and VCALL.

Referenced by statement().

static int searchvar ( FuncState fs,
TString n 
) [static]

Definition at line 207 of file lparser.cpp.

References getlocvar, and FuncState::nactvar.

Referenced by singlevaraux().

static void simpleexp ( LexState ls,
expdesc v 
) [static]

Definition at line 727 of file lparser.cpp.

References body(), check_condition, codestring(), constructor(), FuncState::f, LexState::fs, init_exp(), Proto::is_vararg, LexState::linenumber, LUA_QL, luaK_codeABC(), luaX_next(), expdesc::nval, OP_VARARG, primaryexp(), SemInfo::r, Token::seminfo, LexState::t, TK_DOTS, TK_FALSE, TK_FUNCTION, TK_NIL, TK_NUMBER, TK_STRING, TK_TRUE, Token::token, SemInfo::ts, expdesc::u, VARARG_NEEDSARG, VFALSE, VKNUM, VNIL, VTRUE, and VVARARG.

Referenced by subexpr().

static void singlevar ( LexState ls,
expdesc var 
) [static]

Definition at line 248 of file lparser.cpp.

References LexState::fs, luaK_stringK(), expdesc::s, singlevaraux(), str_checkname(), expdesc::u, and VGLOBAL.

Referenced by funcname(), and prefixexp().

static int singlevaraux ( FuncState fs,
TString n,
expdesc var,
int  base 
) [static]

Definition at line 224 of file lparser.cpp.

References indexupvalue(), init_exp(), expdesc::k, markupval(), NO_REG, NULL, FuncState::prev, expdesc::s, searchvar(), expdesc::u, VGLOBAL, VLOCAL, and VUPVAL.

Referenced by singlevar().

static int statement ( LexState ls  )  [static]

Definition at line 1269 of file lparser.cpp.

References block(), breakstat(), check_match(), exprstat(), forstat(), funcstat(), ifstat(), LexState::linenumber, localfunc(), localstat(), luaX_next(), repeatstat(), retstat(), LexState::t, testnext(), TK_BREAK, TK_DO, TK_END, TK_FOR, TK_FUNCTION, TK_IF, TK_LOCAL, TK_REPEAT, TK_RETURN, TK_WHILE, Token::token, and whilestat().

Referenced by chunk().

static TString* str_checkname ( LexState ls  )  [static]

Definition at line 117 of file lparser.cpp.

References check, luaX_next(), Token::seminfo, LexState::t, TK_NAME, and SemInfo::ts.

Referenced by checkname(), forlist(), forstat(), localfunc(), localstat(), parlist(), and singlevar().

static BinOpr subexpr ( LexState ls,
expdesc v,
unsigned int  limit 
) [static]

Definition at line 828 of file lparser.cpp.

References enterlevel(), LexState::fs, getbinopr(), getunopr(), leavelevel, left, luaK_infix(), luaK_posfix(), luaK_prefix(), luaX_next(), OPR_NOBINOPR, OPR_NOUNOPR, priority, right, simpleexp(), LexState::t, Token::token, and UNARY_PRIORITY.

Referenced by expr().

static int test_then_block ( LexState ls  )  [static]

Definition at line 1128 of file lparser.cpp.

References block(), checknext(), cond(), luaX_next(), and TK_THEN.

Referenced by ifstat().

static int testnext ( LexState ls,
int  c 
) [static]

Definition at line 80 of file lparser.cpp.

References luaX_next(), LexState::t, and Token::token.

Referenced by assignment(), check_match(), chunk(), constructor(), explist1(), forlist(), fornum(), localstat(), parlist(), and statement().

static void whilestat ( LexState ls,
int  line 
) [static]

Definition at line 989 of file lparser.cpp.

References block(), check_match(), checknext(), cond(), enterblock(), LexState::fs, leaveblock(), luaK_getlabel(), luaK_jump(), luaK_patchlist(), luaK_patchtohere(), luaX_next(), TK_DO, TK_END, and TK_WHILE.

Referenced by statement().

static void yindex ( LexState ls,
expdesc v 
) [static]

Definition at line 418 of file lparser.cpp.

References checknext(), expr(), LexState::fs, luaK_exp2val(), and luaX_next().

Referenced by primaryexp(), and recfield().


Variable Documentation

lu_byte left

Definition at line 811 of file lparser.cpp.

Referenced by RulesDialog::drawRules(), GLCamera::scroll(), GLWScrollWBackwards::setCurrent(), GLWSelector::showSelector(), and subexpr().

struct { ... } priority[] [static]

Referenced by GLTexture::createObject(), and subexpr().

lu_byte right

Definition at line 812 of file lparser.cpp.

Referenced by subexpr().


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