lcode.h File Reference

#include "llex.h"
#include "lobject.h"
#include "lopcodes.h"
#include "lparser.h"

Go to the source code of this file.

Defines
#define	NO_JUMP   (-1)
#define	getcode(fs, e)   ((fs)->f->code[(e)->u.s.info])
#define	luaK_codeAsBx(fs, o, A, sBx)   luaK_codeABx(fs,o,A,(sBx)+MAXARG_sBx)
#define	luaK_setmultret(fs, e)   luaK_setreturns(fs, e, LUA_MULTRET)
Enumerations
enum	BinOpr {   OPR_ADD, OPR_SUB, OPR_MUL,   OPR_DIV, OPR_MOD, OPR_POW,   OPR_CONCAT, OPR_NE, OPR_EQ,   OPR_LT, OPR_LE, OPR_GT,   OPR_GE, OPR_AND, OPR_OR,   OPR_NOBINOPR }
enum	UnOpr {   OPR_MINUS, OPR_NOT, OPR_LEN,   OPR_NOUNOPR }
Functions
LUAI_FUNC int	luaK_codeABx (FuncState *fs, OpCode o, int A, unsigned int Bx)
LUAI_FUNC int	luaK_codeABC (FuncState *fs, OpCode o, int A, int B, int C)
LUAI_FUNC void	luaK_fixline (FuncState *fs, int line)
LUAI_FUNC void	luaK_nil (FuncState *fs, int from, int n)
LUAI_FUNC void	luaK_reserveregs (FuncState *fs, int n)
LUAI_FUNC void	luaK_checkstack (FuncState *fs, int n)
LUAI_FUNC int	luaK_stringK (FuncState *fs, TString *s)
LUAI_FUNC int	luaK_numberK (FuncState *fs, lua_Number r)
LUAI_FUNC void	luaK_dischargevars (FuncState *fs, expdesc *e)
LUAI_FUNC int	luaK_exp2anyreg (FuncState *fs, expdesc *e)
LUAI_FUNC void	luaK_exp2nextreg (FuncState *fs, expdesc *e)
LUAI_FUNC void	luaK_exp2val (FuncState *fs, expdesc *e)
LUAI_FUNC int	luaK_exp2RK (FuncState *fs, expdesc *e)
LUAI_FUNC void	luaK_self (FuncState *fs, expdesc *e, expdesc *key)
LUAI_FUNC void	luaK_indexed (FuncState *fs, expdesc *t, expdesc *k)
LUAI_FUNC void	luaK_goiftrue (FuncState *fs, expdesc *e)
LUAI_FUNC void	luaK_storevar (FuncState *fs, expdesc *var, expdesc *e)
LUAI_FUNC void	luaK_setreturns (FuncState *fs, expdesc *e, int nresults)
LUAI_FUNC void	luaK_setoneret (FuncState *fs, expdesc *e)
LUAI_FUNC int	luaK_jump (FuncState *fs)
LUAI_FUNC void	luaK_ret (FuncState *fs, int first, int nret)
LUAI_FUNC void	luaK_patchlist (FuncState *fs, int list, int target)
LUAI_FUNC void	luaK_patchtohere (FuncState *fs, int list)
LUAI_FUNC void	luaK_concat (FuncState *fs, int *l1, int l2)
LUAI_FUNC int	luaK_getlabel (FuncState *fs)
LUAI_FUNC void	luaK_prefix (FuncState *fs, UnOpr op, expdesc *v)
LUAI_FUNC void	luaK_infix (FuncState *fs, BinOpr op, expdesc *v)
LUAI_FUNC void	luaK_posfix (FuncState *fs, BinOpr op, expdesc *v1, expdesc *v2)
LUAI_FUNC void	luaK_setlist (FuncState *fs, int base, int nelems, int tostore)

---

Define Documentation

#define getcode	(	fs,
		e		)	((fs)->f->code[(e)->u.s.info])

Definition at line 39 of file lcode.h.

Referenced by discharge2reg(), exprstat(), jumponcond(), luaK_posfix(), luaK_setoneret(), luaK_setreturns(), and retstat().

#define luaK_codeAsBx	(	fs,
		o,
		A,
		sBx		)	luaK_codeABx(fs,o,A,(sBx)+MAXARG_sBx)

Definition at line 41 of file lcode.h.

Referenced by forbody(), and luaK_jump().

#define luaK_setmultret	(	fs,
		e		)	luaK_setreturns(fs, e, LUA_MULTRET)

Definition at line 43 of file lcode.h.

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

#define NO_JUMP   (-1)

Definition at line 20 of file lcode.h.

Referenced by block(), dischargejpc(), enterblock(), exp2reg(), fixjump(), forbody(), getjump(), ifstat(), init_exp(), isnumeral(), luaK_concat(), luaK_goiffalse(), luaK_goiftrue(), luaK_jump(), luaK_posfix(), luaK_prefix(), need_value(), open_func(), patchlistaux(), and removevalues().

---

Enumeration Type Documentation

enum BinOpr

Enumerator:

OPR_ADD
OPR_SUB
OPR_MUL
OPR_DIV
OPR_MOD
OPR_POW
OPR_CONCAT
OPR_NE
OPR_EQ
OPR_LT
OPR_LE
OPR_GT
OPR_GE
OPR_AND
OPR_OR
OPR_NOBINOPR

Definition at line 26 of file lcode.h.

enum UnOpr

Enumerator:

OPR_MINUS
OPR_NOT
OPR_LEN
OPR_NOUNOPR

Definition at line 36 of file lcode.h.

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Function Documentation

LUAI_FUNC void luaK_checkstack	(	FuncState *	fs,
		int	n
	)

Definition at line 199 of file lcode.cpp.

References cast_byte, FuncState::f, FuncState::freereg, FuncState::ls, luaX_syntaxerror(), MAXSTACK, and Proto::maxstacksize.

LUAI_FUNC int luaK_codeABC	(	FuncState *	fs,
		OpCode	o,
		int	A,
		int	B,
		int	C
	)

Definition at line 812 of file lcode.cpp.

References CREATE_ABC, getBMode, getCMode, getOpMode, iABC, LexState::lastline, FuncState::ls, lua_assert, luaK_code(), and OpArgN.

LUAI_FUNC int luaK_codeABx	(	FuncState *	fs,
		OpCode	o,
		int	A,
		unsigned int	Bx
	)

Definition at line 820 of file lcode.cpp.

References CREATE_ABx, getCMode, getOpMode, iABx, iAsBx, LexState::lastline, FuncState::ls, lua_assert, luaK_code(), and OpArgN.

LUAI_FUNC void luaK_concat	(	FuncState *	fs,
		int *	l1,
		int	l2
	)

Definition at line 185 of file lcode.cpp.

References fixjump(), getjump(), next, and NO_JUMP.

LUAI_FUNC void luaK_dischargevars	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 304 of file lcode.cpp.

References freereg(), expdesc::k, luaK_codeABC(), luaK_codeABx(), luaK_setoneret(), OP_GETGLOBAL, OP_GETTABLE, OP_GETUPVAL, expdesc::s, expdesc::u, VCALL, VGLOBAL, VINDEXED, VLOCAL, VNONRELOC, VRELOCABLE, VUPVAL, and VVARARG.

LUAI_FUNC int luaK_exp2anyreg	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 422 of file lcode.cpp.

References exp2reg(), hasjumps, expdesc::k, luaK_dischargevars(), luaK_exp2nextreg(), FuncState::nactvar, expdesc::s, expdesc::u, and VNONRELOC.

LUAI_FUNC void luaK_exp2nextreg	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 414 of file lcode.cpp.

References exp2reg(), freeexp(), FuncState::freereg, luaK_dischargevars(), and luaK_reserveregs().

LUAI_FUNC int luaK_exp2RK	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 444 of file lcode.cpp.

References boolK(), expdesc::k, luaK_exp2anyreg(), luaK_exp2val(), luaK_numberK(), MAXINDEXRK, nilK(), FuncState::nk, expdesc::nval, RKASK, expdesc::s, expdesc::u, VFALSE, VK, VKNUM, VNIL, and VTRUE.

LUAI_FUNC void luaK_exp2val	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 436 of file lcode.cpp.

References hasjumps, luaK_dischargevars(), and luaK_exp2anyreg().

LUAI_FUNC void luaK_fixline	(	FuncState *	fs,
		int	line
	)

Definition at line 792 of file lcode.cpp.

References FuncState::f, Proto::lineinfo, and FuncState::pc.

LUAI_FUNC int luaK_getlabel

(

FuncState *

fs

)

Definition at line 94 of file lcode.cpp.

References FuncState::lasttarget, and FuncState::pc.

LUAI_FUNC void luaK_goiftrue	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 539 of file lcode.cpp.

References expdesc::f, invertjump(), jumponcond(), expdesc::k, luaK_concat(), luaK_dischargevars(), luaK_jump(), luaK_patchtohere(), NO_JUMP, expdesc::s, expdesc::t, expdesc::u, VFALSE, VJMP, VK, VKNUM, and VTRUE.

LUAI_FUNC void luaK_indexed	(	FuncState *	fs,
		expdesc *	t,
		expdesc *	k
	)

Definition at line 629 of file lcode.cpp.

References expdesc::k, luaK_exp2RK(), expdesc::s, expdesc::u, and VINDEXED.

LUAI_FUNC void luaK_infix	(	FuncState *	fs,
		BinOpr	op,
		expdesc *	v
	)

Definition at line 718 of file lcode.cpp.

References isnumeral(), luaK_exp2nextreg(), luaK_exp2RK(), luaK_goiffalse(), luaK_goiftrue(), OPR_ADD, OPR_AND, OPR_CONCAT, OPR_DIV, OPR_MOD, OPR_MUL, OPR_OR, OPR_POW, and OPR_SUB.

LUAI_FUNC int luaK_jump

(

FuncState *

fs

)

Definition at line 59 of file lcode.cpp.

References FuncState::jpc, luaK_codeAsBx, luaK_concat(), NO_JUMP, and OP_JMP.

LUAI_FUNC void luaK_nil	(	FuncState *	fs,
		int	from,
		int	n
	)

Definition at line 35 of file lcode.cpp.

References Proto::code, FuncState::f, GET_OPCODE, GETARG_A, GETARG_B, FuncState::lasttarget, luaK_codeABC(), FuncState::nactvar, OP_LOADNIL, FuncState::pc, and SETARG_B.

LUAI_FUNC int luaK_numberK	(	FuncState *	fs,
		lua_Number	r
	)

Definition at line 257 of file lcode.cpp.

References addk(), and setnvalue.

LUAI_FUNC void luaK_patchlist	(	FuncState *	fs,
		int	list,
		int	target
	)

Definition at line 169 of file lcode.cpp.

References lua_assert, luaK_patchtohere(), NO_REG, patchlistaux(), and FuncState::pc.

LUAI_FUNC void luaK_patchtohere	(	FuncState *	fs,
		int	list
	)

Definition at line 179 of file lcode.cpp.

References FuncState::jpc, luaK_concat(), and luaK_getlabel().

LUAI_FUNC void luaK_posfix	(	FuncState *	fs,
		BinOpr	op,
		expdesc *	v1,
		expdesc *	v2
	)

Definition at line 745 of file lcode.cpp.

References codearith(), codecomp(), expdesc::f, freeexp(), GET_OPCODE, GETARG_B, getcode, expdesc::k, lua_assert, luaK_concat(), luaK_dischargevars(), luaK_exp2nextreg(), luaK_exp2val(), NO_JUMP, OP_ADD, OP_CONCAT, OP_DIV, OP_EQ, OP_LE, OP_LT, OP_MOD, OP_MUL, OP_POW, OP_SUB, 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_OR, OPR_POW, OPR_SUB, expdesc::s, SETARG_B, expdesc::t, expdesc::u, and VRELOCABLE.

LUAI_FUNC void luaK_prefix	(	FuncState *	fs,
		UnOpr	op,
		expdesc *	v
	)

Definition at line 697 of file lcode.cpp.

References codearith(), codenot(), expdesc::f, expdesc::k, lua_assert, luaK_exp2anyreg(), NO_JUMP, expdesc::nval, OP_LEN, OP_UNM, OPR_LEN, OPR_MINUS, OPR_NOT, expdesc::t, expdesc::u, VK, and VKNUM.

LUAI_FUNC void luaK_reserveregs	(	FuncState *	fs,
		int	n
	)

Definition at line 209 of file lcode.cpp.

References FuncState::freereg, and luaK_checkstack().

LUAI_FUNC void luaK_ret	(	FuncState *	fs,
		int	first,
		int	nret
	)

Definition at line 69 of file lcode.cpp.

References luaK_codeABC(), and OP_RETURN.

LUAI_FUNC void luaK_self	(	FuncState *	fs,
		expdesc *	e,
		expdesc *	key
	)

Definition at line 503 of file lcode.cpp.

References freeexp(), FuncState::freereg, expdesc::k, luaK_codeABC(), luaK_exp2anyreg(), luaK_exp2RK(), luaK_reserveregs(), OP_SELF, expdesc::s, expdesc::u, and VNONRELOC.

LUAI_FUNC void luaK_setlist	(	FuncState *	fs,
		int	base,
		int	nelems,
		int	tostore
	)

Definition at line 827 of file lcode.cpp.

References cast, FuncState::freereg, LexState::lastline, LFIELDS_PER_FLUSH, FuncState::ls, lua_assert, LUA_MULTRET, luaK_code(), luaK_codeABC(), MAXARG_C, and OP_SETLIST.

LUAI_FUNC void luaK_setoneret	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 292 of file lcode.cpp.

References GETARG_A, getcode, expdesc::k, expdesc::s, SETARG_B, expdesc::u, VCALL, VNONRELOC, VRELOCABLE, and VVARARG.

LUAI_FUNC void luaK_setreturns	(	FuncState *	fs,
		expdesc *	e,
		int	nresults
	)

Definition at line 280 of file lcode.cpp.

References FuncState::freereg, getcode, expdesc::k, luaK_reserveregs(), SETARG_A, SETARG_B, SETARG_C, VCALL, and VVARARG.

LUAI_FUNC void luaK_storevar	(	FuncState *	fs,
		expdesc *	var,
		expdesc *	e
	)

Definition at line 472 of file lcode.cpp.

References exp2reg(), freeexp(), expdesc::k, lua_assert, luaK_codeABC(), luaK_codeABx(), luaK_exp2anyreg(), luaK_exp2RK(), OP_SETGLOBAL, OP_SETTABLE, OP_SETUPVAL, expdesc::s, expdesc::u, VGLOBAL, VINDEXED, VLOCAL, and VUPVAL.

LUAI_FUNC int luaK_stringK	(	FuncState *	fs,
		TString *	s
	)

Definition at line 250 of file lcode.cpp.

References addk(), FuncState::L, and setsvalue.

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