lcode.c File Reference

#include "lprefix.h"
#include <limits.h>
#include <math.h>
#include <stdlib.h>
#include "lua.h"
#include "lcode.h"
#include "ldebug.h"
#include "ldo.h"
#include "lgc.h"
#include "llex.h"
#include "lmem.h"
#include "lobject.h"
#include "lopcodes.h"
#include "lparser.h"
#include "lstring.h"
#include "ltable.h"
#include "lvm.h"

Include dependency graph for lcode.c:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Macros
#define	hasjumps(e)   ((e)->t != (e)->f)
#define	lcode_c
#define	LIMLINEDIFF   0x80
#define	LUA_CORE
#define	MAXIWTHABS   120
#define	MAXREGS   255

Functions
static int	addk (FuncState *fs, TValue *key, TValue *v)
static int	boolF (FuncState *fs)
static int	boolT (FuncState *fs)
static int	code_loadbool (FuncState *fs, int A, OpCode op)
static void	codeABRK (FuncState *fs, OpCode o, int a, int b, expdesc *ec)
static void	codearith (FuncState *fs, BinOpr opr, expdesc *e1, expdesc *e2, int flip, int line)
static void	codebinexpval (FuncState *fs, OpCode op, expdesc *e1, expdesc *e2, int line)
static void	codebini (FuncState *fs, OpCode op, expdesc *e1, expdesc *e2, int flip, int line, TMS event)
static void	codebitwise (FuncState *fs, BinOpr opr, expdesc *e1, expdesc *e2, int line)
static void	codecommutative (FuncState *fs, BinOpr op, expdesc *e1, expdesc *e2, int line)
static void	codeconcat (FuncState *fs, expdesc *e1, expdesc *e2, int line)
static void	codeeq (FuncState *fs, BinOpr opr, expdesc *e1, expdesc *e2)
static int	codeextraarg (FuncState *fs, int a)
static void	codenot (FuncState *fs, expdesc *e)
static void	codeorder (FuncState *fs, OpCode op, expdesc *e1, expdesc *e2)
static int	codesJ (FuncState *fs, OpCode o, int sj, int k)
static void	codeunexpval (FuncState *fs, OpCode op, expdesc *e, int line)
static int	condjump (FuncState *fs, OpCode op, int A, int B, int C, int k)
static void	const2exp (TValue *v, expdesc *e)
static TValue *	const2val (FuncState *fs, const expdesc *e)
static int	constfolding (FuncState *fs, int op, expdesc *e1, const expdesc *e2)
static void	discharge2anyreg (FuncState *fs, expdesc *e)
static void	discharge2reg (FuncState *fs, expdesc *e, int reg)
static void	exp2reg (FuncState *fs, expdesc *e, int reg)
static int	finaltarget (Instruction *code, int i)
static int	finishbinexpneg (FuncState *fs, expdesc *e1, expdesc *e2, OpCode op, int line, TMS event)
static void	finishbinexpval (FuncState *fs, expdesc *e1, expdesc *e2, OpCode op, int v2, int flip, int line, OpCode mmop, TMS event)
static int	fitsBx (lua_Integer i)
static int	fitsC (lua_Integer i)
static void	fixjump (FuncState *fs, int pc, int dest)
static void	freeexp (FuncState *fs, expdesc *e)
static void	freeexps (FuncState *fs, expdesc *e1, expdesc *e2)
static void	freereg (FuncState *fs, int reg)
static void	freeregs (FuncState *fs, int r1, int r2)
static int	getjump (FuncState *fs, int pc)
static Instruction *	getjumpcontrol (FuncState *fs, int pc)
static int	isCint (expdesc *e)
static int	isKstr (FuncState *fs, expdesc *e)
static int	isSCint (expdesc *e)
static int	isSCnumber (expdesc *e, int *pi, int *isfloat)
static int	jumponcond (FuncState *fs, expdesc *e, int cond)
void	luaK_checkstack (FuncState *fs, int n)
int	luaK_code (FuncState *fs, Instruction i)
int	luaK_codeABCk (FuncState *fs, OpCode o, int a, int b, int c, int k)
int	luaK_codeABx (FuncState *fs, OpCode o, int a, unsigned int bc)
int	luaK_codeAsBx (FuncState *fs, OpCode o, int a, int bc)
static int	luaK_codek (FuncState *fs, int reg, int k)
void	luaK_concat (FuncState *fs, int *l1, int l2)
void	luaK_dischargevars (FuncState *fs, expdesc *e)
int	luaK_exp2anyreg (FuncState *fs, expdesc *e)
void	luaK_exp2anyregup (FuncState *fs, expdesc *e)
int	luaK_exp2const (FuncState *fs, const expdesc *e, TValue *v)
static int	luaK_exp2K (FuncState *fs, expdesc *e)
void	luaK_exp2nextreg (FuncState *fs, expdesc *e)
int	luaK_exp2RK (FuncState *fs, expdesc *e)
void	luaK_exp2val (FuncState *fs, expdesc *e)
void	luaK_finish (FuncState *fs)
void	luaK_fixline (FuncState *fs, int line)
static void	luaK_float (FuncState *fs, int reg, lua_Number f)
int	luaK_getlabel (FuncState *fs)
void	luaK_goiffalse (FuncState *fs, expdesc *e)
void	luaK_goiftrue (FuncState *fs, expdesc *e)
void	luaK_indexed (FuncState *fs, expdesc *t, expdesc *k)
void	luaK_infix (FuncState *fs, BinOpr op, expdesc *v)
void	luaK_int (FuncState *fs, int reg, lua_Integer i)
static int	luaK_intK (FuncState *fs, lua_Integer n)
int	luaK_isKint (expdesc *e)
int	luaK_jump (FuncState *fs)
void	luaK_nil (FuncState *fs, int from, int n)
static int	luaK_numberK (FuncState *fs, lua_Number r)
void	luaK_patchlist (FuncState *fs, int list, int target)
void	luaK_patchtohere (FuncState *fs, int list)
void	luaK_posfix (FuncState *fs, BinOpr opr, expdesc *e1, expdesc *e2, int line)
void	luaK_prefix (FuncState *fs, UnOpr op, expdesc *e, int line)
void	luaK_reserveregs (FuncState *fs, int n)
void	luaK_ret (FuncState *fs, int first, int nret)
void	luaK_self (FuncState *fs, expdesc *e, expdesc *key)
l_noret	luaK_semerror (LexState *ls, const char *msg)
void	luaK_setlist (FuncState *fs, int base, int nelems, int tostore)
void	luaK_setoneret (FuncState *fs, expdesc *e)
void	luaK_setreturns (FuncState *fs, expdesc *e, int nresults)
void	luaK_settablesize (FuncState *fs, int pc, int ra, int asize, int hsize)
void	luaK_storevar (FuncState *fs, expdesc *var, expdesc *ex)
static int	need_value (FuncState *fs, int list)
static void	negatecondition (FuncState *fs, expdesc *e)
static int	nilK (FuncState *fs)
static void	patchlistaux (FuncState *fs, int list, int vtarget, int reg, int dtarget)
static int	patchtestreg (FuncState *fs, int node, int reg)
static Instruction *	previousinstruction (FuncState *fs)
static void	removelastinstruction (FuncState *fs)
static void	removelastlineinfo (FuncState *fs)
static void	removevalues (FuncState *fs, int list)
static void	savelineinfo (FuncState *fs, Proto *f, int line)
static void	str2K (FuncState *fs, expdesc *e)
static int	stringK (FuncState *fs, TString *s)
static void	swapexps (expdesc *e1, expdesc *e2)
static int	tonumeral (const expdesc *e, TValue *v)
static int	validop (int op, TValue *v1, TValue *v2)

Macro Definition Documentation

#define hasjumps

(

e

)

((e)->t != (e)->f)

Definition at line 37 of file lcode.c.

#define lcode_c

Definition at line 7 of file lcode.c.

#define LIMLINEDIFF   0x80

Definition at line 327 of file lcode.c.

#define LUA_CORE

Definition at line 8 of file lcode.c.

#define MAXIWTHABS   120

Definition at line 322 of file lcode.c.

#define MAXREGS   255

Definition at line 34 of file lcode.c.

Function Documentation

static int addk ( FuncState *  fs, TValue *  key, TValue *  v  )

static

Definition at line 549 of file lcode.c.

static int boolF ( FuncState *  fs )

static

Definition at line 612 of file lcode.c.

static int boolT ( FuncState *  fs )

static

Definition at line 622 of file lcode.c.

static int code_loadbool ( FuncState *  fs, int  A, OpCode  op  )

static

Definition at line 874 of file lcode.c.

static void codeABRK ( FuncState *  fs, OpCode  o, int  a, int  b, expdesc *  ec  )

static

Definition at line 1021 of file lcode.c.

static void codearith ( FuncState *  fs, BinOpr  opr, expdesc *  e1, expdesc *  e2, int  flip, int  line  )

static

Definition at line 1426 of file lcode.c.

static void codebinexpval ( FuncState *  fs, OpCode  op, expdesc *  e1, expdesc *  e2, int  line  )

static

Definition at line 1374 of file lcode.c.

static void codebini ( FuncState *  fs, OpCode  op, expdesc *  e1, expdesc *  e2, int  flip, int  line, TMS  event  )

static

Definition at line 1386 of file lcode.c.

static void codebitwise ( FuncState *  fs, BinOpr  opr, expdesc *  e1, expdesc *  e2, int  line  )

static

Definition at line 1466 of file lcode.c.

static void codecommutative ( FuncState *  fs, BinOpr  op, expdesc *  e1, expdesc *  e2, int  line  )

static

Definition at line 1448 of file lcode.c.

static void codeconcat ( FuncState *  fs, expdesc *  e1, expdesc *  e2, int  line  )

static

Definition at line 1622 of file lcode.c.

static void codeeq ( FuncState *  fs, BinOpr  opr, expdesc *  e1, expdesc *  e2  )

static

Definition at line 1522 of file lcode.c.

static int codeextraarg ( FuncState *  fs, int  a  )

static

Definition at line 448 of file lcode.c.

static void codenot ( FuncState *  fs, expdesc *  e  )

static

Definition at line 1169 of file lcode.c.

static void codeorder ( FuncState *  fs, OpCode  op, expdesc *  e1, expdesc *  e2  )

static

Definition at line 1492 of file lcode.c.

static int codesJ ( FuncState *  fs, OpCode  o, int  sj, int  k  )

static

Definition at line 437 of file lcode.c.

static void codeunexpval ( FuncState *  fs, OpCode  op, expdesc *  e, int  line  )

static

Definition at line 1341 of file lcode.c.

static int condjump ( FuncState *  fs, OpCode  op, int  A, int  B, int  C, int  k  )

static

Definition at line 221 of file lcode.c.

static void const2exp ( TValue *  v, expdesc *  e  )

static

Definition at line 679 of file lcode.c.

static TValue* const2val ( FuncState *  fs, const expdesc *  e  )

static

Definition at line 73 of file lcode.c.

static int constfolding ( FuncState *  fs, int  op, expdesc *  e1, const expdesc *  e2  )

static

Definition at line 1315 of file lcode.c.

static void discharge2anyreg ( FuncState *  fs, expdesc *  e  )

static

Definition at line 866 of file lcode.c.

static void discharge2reg ( FuncState *  fs, expdesc *  e, int  reg  )

static

Definition at line 812 of file lcode.c.

static void exp2reg ( FuncState *  fs, expdesc *  e, int  reg  )

static

Definition at line 900 of file lcode.c.

static int finaltarget ( Instruction *  code, int  i  )

static

Definition at line 1769 of file lcode.c.

static int finishbinexpneg ( FuncState *  fs, expdesc *  e1, expdesc *  e2, OpCode  op, int  line, TMS  event  )

static

Definition at line 1398 of file lcode.c.

static void finishbinexpval ( FuncState *  fs, expdesc *  e1, expdesc *  e2, OpCode  op, int  v2, int  flip, int  line, OpCode  mmop, TMS  event  )

static

Definition at line 1356 of file lcode.c.

static int fitsBx ( lua_Integer  i )

static

Definition at line 654 of file lcode.c.

static int fitsC ( lua_Integer  i )

static

Definition at line 646 of file lcode.c.

static void fixjump ( FuncState *  fs, int  pc, int  dest  )

static

Definition at line 166 of file lcode.c.

static void freeexp ( FuncState *  fs, expdesc *  e  )

static

Definition at line 525 of file lcode.c.

static void freeexps ( FuncState *  fs, expdesc *  e1, expdesc *  e2  )

static

Definition at line 535 of file lcode.c.

static void freereg ( FuncState *  fs, int  reg  )

static

Definition at line 499 of file lcode.c.

static void freeregs ( FuncState *  fs, int  r1, int  r2  )

static

Definition at line 510 of file lcode.c.

static int getjump ( FuncState *  fs, int  pc  )

static

Definition at line 153 of file lcode.c.

static Instruction* getjumpcontrol ( FuncState *  fs, int  pc  )

static

Definition at line 242 of file lcode.c.

static int isCint ( expdesc *  e )

static

Definition at line 1220 of file lcode.c.

static int isKstr ( FuncState *  fs, expdesc *  e  )

static

Definition at line 1203 of file lcode.c.

static int isSCint ( expdesc *  e )

static

Definition at line 1229 of file lcode.c.

static int isSCnumber ( expdesc *  e, int *  pi, int *  isfloat  )

static

Definition at line 1238 of file lcode.c.

static int jumponcond ( FuncState *  fs, expdesc *  e, int  cond  )

static

Definition at line 1098 of file lcode.c.

void luaK_checkstack	(	FuncState *	fs,
		int	n
	)

Definition at line 474 of file lcode.c.

int luaK_code	(	FuncState *	fs,
		Instruction	i
	)

Definition at line 390 of file lcode.c.

int luaK_codeABCk	(	FuncState *	fs,
		OpCode	o,
		int	a,
		int	b,
		int	c,
		int	k
	)

Definition at line 405 of file lcode.c.

int luaK_codeABx	(	FuncState *	fs,
		OpCode	o,
		int	a,
		unsigned int	bc
	)

Definition at line 416 of file lcode.c.

int luaK_codeAsBx	(	FuncState *	fs,
		OpCode	o,
		int	a,
		int	bc
	)

Definition at line 426 of file lcode.c.

static int luaK_codek ( FuncState *  fs, int  reg, int  k  )

static

Definition at line 459 of file lcode.c.

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

Definition at line 180 of file lcode.c.

void luaK_dischargevars	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 759 of file lcode.c.

int luaK_exp2anyreg	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 940 of file lcode.c.

void luaK_exp2anyregup	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 959 of file lcode.c.

int luaK_exp2const	(	FuncState *	fs,
		const expdesc *	e,
		TValue *	v
	)

Definition at line 83 of file lcode.c.

static int luaK_exp2K ( FuncState *  fs, expdesc *  e  )

static

Definition at line 981 of file lcode.c.

void luaK_exp2nextreg	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 928 of file lcode.c.

int luaK_exp2RK	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 1011 of file lcode.c.

void luaK_exp2val	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 969 of file lcode.c.

void luaK_finish

(

FuncState *

fs

)

Definition at line 1786 of file lcode.c.

void luaK_fixline	(	FuncState *	fs,
		int	line
	)

Definition at line 1726 of file lcode.c.

static void luaK_float ( FuncState *  fs, int  reg, lua_Number  f  )

static

Definition at line 667 of file lcode.c.

int luaK_getlabel

(

FuncState *

fs

)

Definition at line 231 of file lcode.c.

void luaK_goiffalse	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 1143 of file lcode.c.

void luaK_goiftrue	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 1116 of file lcode.c.

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

Definition at line 1261 of file lcode.c.

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

Definition at line 1574 of file lcode.c.

void luaK_int	(	FuncState *	fs,
		int	reg,
		lua_Integer	i
	)

Definition at line 659 of file lcode.c.

static int luaK_intK ( FuncState *  fs, lua_Integer  n  )

static

Definition at line 592 of file lcode.c.

int luaK_isKint

(

expdesc *

e

)

Definition at line 1211 of file lcode.c.

int luaK_jump

(

FuncState *

fs

)

Definition at line 198 of file lcode.c.

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

Definition at line 130 of file lcode.c.

static int luaK_numberK ( FuncState *  fs, lua_Number  r  )

static

Definition at line 602 of file lcode.c.

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

Definition at line 305 of file lcode.c.

void luaK_patchtohere	(	FuncState *	fs,
		int	list
	)

Definition at line 311 of file lcode.c.

void luaK_posfix	(	FuncState *	fs,
		BinOpr	opr,
		expdesc *	e1,
		expdesc *	e2,
		int	line
	)

Definition at line 1642 of file lcode.c.

void luaK_prefix	(	FuncState *	fs,
		UnOpr	op,
		expdesc *	e,
		int	line
	)

Definition at line 1553 of file lcode.c.

void luaK_reserveregs	(	FuncState *	fs,
		int	n
	)

Definition at line 488 of file lcode.c.

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

Definition at line 206 of file lcode.c.

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

Definition at line 1068 of file lcode.c.

l_noret luaK_semerror	(	LexState *	ls,
		const char *	msg
	)

Definition at line 45 of file lcode.c.

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

Definition at line 1750 of file lcode.c.

void luaK_setoneret	(	FuncState *	fs,
		expdesc *	e
	)

Definition at line 741 of file lcode.c.

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

Definition at line 708 of file lcode.c.

void luaK_settablesize	(	FuncState *	fs,
		int	pc,
		int	ra,
		int	asize,
		int	hsize
	)

Definition at line 1732 of file lcode.c.

void luaK_storevar	(	FuncState *	fs,
		expdesc *	var,
		expdesc *	ex
	)

Definition at line 1031 of file lcode.c.

static int need_value ( FuncState *  fs, int  list  )

static

Definition at line 884 of file lcode.c.

static void negatecondition ( FuncState *  fs, expdesc *  e  )

static

Definition at line 1084 of file lcode.c.

static int nilK ( FuncState *  fs )

static

Definition at line 632 of file lcode.c.

static void patchlistaux ( FuncState *  fs, int  list, int  vtarget, int  reg, int  dtarget  )

static

Definition at line 287 of file lcode.c.

static int patchtestreg ( FuncState *  fs, int  node, int  reg  )

static

Definition at line 258 of file lcode.c.

static Instruction* previousinstruction ( FuncState *  fs )

static

Definition at line 115 of file lcode.c.

static void removelastinstruction ( FuncState *  fs )

static

Definition at line 380 of file lcode.c.

static void removelastlineinfo ( FuncState *  fs )

static

Definition at line 361 of file lcode.c.

static void removevalues ( FuncState *  fs, int  list  )

static

Definition at line 276 of file lcode.c.

static void savelineinfo ( FuncState *  fs, Proto *  f, int  line  )

static

Definition at line 337 of file lcode.c.

static void str2K ( FuncState *  fs, expdesc *  e  )

static

Definition at line 724 of file lcode.c.

static int stringK ( FuncState *  fs, TString *  s  )

static

Definition at line 579 of file lcode.c.

static void swapexps ( expdesc *  e1, expdesc *  e2  )

static

Definition at line 1417 of file lcode.c.

static int tonumeral ( const expdesc *  e, TValue *  v  )

static

Definition at line 55 of file lcode.c.

static int validop ( int  op, TValue *  v1, TValue *  v2  )

static

Definition at line 1297 of file lcode.c.