Lines Matching refs:e
27 #define hasjumps(e) ((e)->t != (e)->f) argument
30 static int isnumeral(expdesc *e) { in isnumeral() argument
31 return (e->k == VKNUM && e->t == NO_JUMP && e->f == NO_JUMP); in isnumeral()
223 static void freeexp (FuncState *fs, expdesc *e) { in freeexp() argument
224 if (e->k == VNONRELOC) in freeexp()
225 freereg(fs, e->u.s.info); in freeexp()
280 void luaK_setreturns (FuncState *fs, expdesc *e, int nresults) { in luaK_setreturns() argument
281 if (e->k == VCALL) { /* expression is an open function call? */ in luaK_setreturns()
282 SETARG_C(getcode(fs, e), nresults+1); in luaK_setreturns()
284 else if (e->k == VVARARG) { in luaK_setreturns()
285 SETARG_B(getcode(fs, e), nresults+1); in luaK_setreturns()
286 SETARG_A(getcode(fs, e), fs->freereg); in luaK_setreturns()
292 void luaK_setoneret (FuncState *fs, expdesc *e) { in luaK_setoneret() argument
293 if (e->k == VCALL) { /* expression is an open function call? */ in luaK_setoneret()
294 e->k = VNONRELOC; in luaK_setoneret()
295 e->u.s.info = GETARG_A(getcode(fs, e)); in luaK_setoneret()
297 else if (e->k == VVARARG) { in luaK_setoneret()
298 SETARG_B(getcode(fs, e), 2); in luaK_setoneret()
299 e->k = VRELOCABLE; /* can relocate its simple result */ in luaK_setoneret()
304 void luaK_dischargevars (FuncState *fs, expdesc *e) { in luaK_dischargevars() argument
305 switch (e->k) { in luaK_dischargevars()
307 e->k = VNONRELOC; in luaK_dischargevars()
311 e->u.s.info = luaK_codeABC(fs, OP_GETUPVAL, 0, e->u.s.info, 0); in luaK_dischargevars()
312 e->k = VRELOCABLE; in luaK_dischargevars()
316 e->u.s.info = luaK_codeABx(fs, OP_GETGLOBAL, 0, e->u.s.info); in luaK_dischargevars()
317 e->k = VRELOCABLE; in luaK_dischargevars()
321 freereg(fs, e->u.s.aux); in luaK_dischargevars()
322 freereg(fs, e->u.s.info); in luaK_dischargevars()
323 e->u.s.info = luaK_codeABC(fs, OP_GETTABLE, 0, e->u.s.info, e->u.s.aux); in luaK_dischargevars()
324 e->k = VRELOCABLE; in luaK_dischargevars()
329 luaK_setoneret(fs, e); in luaK_dischargevars()
343 static void discharge2reg (FuncState *fs, expdesc *e, int reg) { in discharge2reg() argument
344 luaK_dischargevars(fs, e); in discharge2reg()
345 switch (e->k) { in discharge2reg()
351 luaK_codeABC(fs, OP_LOADBOOL, reg, e->k == VTRUE, 0); in discharge2reg()
355 luaK_codeABx(fs, OP_LOADK, reg, e->u.s.info); in discharge2reg()
359 luaK_codeABx(fs, OP_LOADK, reg, luaK_numberK(fs, e->u.nval)); in discharge2reg()
363 Instruction *pc = &getcode(fs, e); in discharge2reg()
368 if (reg != e->u.s.info) in discharge2reg()
369 luaK_codeABC(fs, OP_MOVE, reg, e->u.s.info, 0); in discharge2reg()
373 lua_assert(e->k == VVOID || e->k == VJMP); in discharge2reg()
377 e->u.s.info = reg; in discharge2reg()
378 e->k = VNONRELOC; in discharge2reg()
382 static void discharge2anyreg (FuncState *fs, expdesc *e) { in discharge2anyreg() argument
383 if (e->k != VNONRELOC) { in discharge2anyreg()
385 discharge2reg(fs, e, fs->freereg-1); in discharge2anyreg()
390 static void exp2reg (FuncState *fs, expdesc *e, int reg) { in exp2reg() argument
391 discharge2reg(fs, e, reg); in exp2reg()
392 if (e->k == VJMP) in exp2reg()
393 luaK_concat(fs, &e->t, e->u.s.info); /* put this jump in `t' list */ in exp2reg()
394 if (hasjumps(e)) { in exp2reg()
398 if (need_value(fs, e->t) || need_value(fs, e->f)) { in exp2reg()
399 int fj = (e->k == VJMP) ? NO_JUMP : luaK_jump(fs); in exp2reg()
405 patchlistaux(fs, e->f, final, reg, p_f); in exp2reg()
406 patchlistaux(fs, e->t, final, reg, p_t); in exp2reg()
408 e->f = e->t = NO_JUMP; in exp2reg()
409 e->u.s.info = reg; in exp2reg()
410 e->k = VNONRELOC; in exp2reg()
414 void luaK_exp2nextreg (FuncState *fs, expdesc *e) { in luaK_exp2nextreg() argument
415 luaK_dischargevars(fs, e); in luaK_exp2nextreg()
416 freeexp(fs, e); in luaK_exp2nextreg()
418 exp2reg(fs, e, fs->freereg - 1); in luaK_exp2nextreg()
422 int luaK_exp2anyreg (FuncState *fs, expdesc *e) { in luaK_exp2anyreg() argument
423 luaK_dischargevars(fs, e); in luaK_exp2anyreg()
424 if (e->k == VNONRELOC) { in luaK_exp2anyreg()
425 if (!hasjumps(e)) return e->u.s.info; /* exp is already in a register */ in luaK_exp2anyreg()
426 if (e->u.s.info >= fs->nactvar) { /* reg. is not a local? */ in luaK_exp2anyreg()
427 exp2reg(fs, e, e->u.s.info); /* put value on it */ in luaK_exp2anyreg()
428 return e->u.s.info; in luaK_exp2anyreg()
431 luaK_exp2nextreg(fs, e); /* default */ in luaK_exp2anyreg()
432 return e->u.s.info; in luaK_exp2anyreg()
436 void luaK_exp2val (FuncState *fs, expdesc *e) { in luaK_exp2val() argument
437 if (hasjumps(e)) in luaK_exp2val()
438 luaK_exp2anyreg(fs, e); in luaK_exp2val()
440 luaK_dischargevars(fs, e); in luaK_exp2val()
444 int luaK_exp2RK (FuncState *fs, expdesc *e) { in luaK_exp2RK() argument
445 luaK_exp2val(fs, e); in luaK_exp2RK()
446 switch (e->k) { in luaK_exp2RK()
452 e->u.s.info = (e->k == VNIL) ? nilK(fs) : in luaK_exp2RK()
453 (e->k == VKNUM) ? luaK_numberK(fs, e->u.nval) : in luaK_exp2RK()
454 boolK(fs, (e->k == VTRUE)); in luaK_exp2RK()
455 e->k = VK; in luaK_exp2RK()
456 return RKASK(e->u.s.info); in luaK_exp2RK()
461 if (e->u.s.info <= MAXINDEXRK) /* constant fit in argC? */ in luaK_exp2RK()
462 return RKASK(e->u.s.info); in luaK_exp2RK()
468 return luaK_exp2anyreg(fs, e); in luaK_exp2RK()
480 int e = luaK_exp2anyreg(fs, ex); in luaK_storevar() local
481 luaK_codeABC(fs, OP_SETUPVAL, e, var->u.s.info, 0); in luaK_storevar()
485 int e = luaK_exp2anyreg(fs, ex); in luaK_storevar() local
486 luaK_codeABx(fs, OP_SETGLOBAL, e, var->u.s.info); in luaK_storevar()
490 int e = luaK_exp2RK(fs, ex); in luaK_storevar() local
491 luaK_codeABC(fs, OP_SETTABLE, var->u.s.info, var->u.s.aux, e); in luaK_storevar()
503 void luaK_self (FuncState *fs, expdesc *e, expdesc *key) { in luaK_self() argument
505 luaK_exp2anyreg(fs, e); in luaK_self()
506 freeexp(fs, e); in luaK_self()
509 luaK_codeABC(fs, OP_SELF, func, e->u.s.info, luaK_exp2RK(fs, key)); in luaK_self()
511 e->u.s.info = func; in luaK_self()
512 e->k = VNONRELOC; in luaK_self()
516 static void invertjump (FuncState *fs, expdesc *e) { in invertjump() argument
517 Instruction *pc = getjumpcontrol(fs, e->u.s.info); in invertjump()
524 static int jumponcond (FuncState *fs, expdesc *e, int cond) { in jumponcond() argument
525 if (e->k == VRELOCABLE) { in jumponcond()
526 Instruction ie = getcode(fs, e); in jumponcond()
533 discharge2anyreg(fs, e); in jumponcond()
534 freeexp(fs, e); in jumponcond()
535 return condjump(fs, OP_TESTSET, NO_REG, e->u.s.info, cond); in jumponcond()
539 void luaK_goiftrue (FuncState *fs, expdesc *e) { in luaK_goiftrue() argument
541 luaK_dischargevars(fs, e); in luaK_goiftrue()
542 switch (e->k) { in luaK_goiftrue()
548 invertjump(fs, e); in luaK_goiftrue()
549 pc = e->u.s.info; in luaK_goiftrue()
553 pc = jumponcond(fs, e, 0); in luaK_goiftrue()
557 luaK_concat(fs, &e->f, pc); /* insert last jump in `f' list */ in luaK_goiftrue()
558 luaK_patchtohere(fs, e->t); in luaK_goiftrue()
559 e->t = NO_JUMP; in luaK_goiftrue()
563 static void luaK_goiffalse (FuncState *fs, expdesc *e) { in luaK_goiffalse() argument
565 luaK_dischargevars(fs, e); in luaK_goiffalse()
566 switch (e->k) { in luaK_goiffalse()
572 pc = e->u.s.info; in luaK_goiffalse()
576 pc = jumponcond(fs, e, 1); in luaK_goiffalse()
580 luaK_concat(fs, &e->t, pc); /* insert last jump in `t' list */ in luaK_goiffalse()
581 luaK_patchtohere(fs, e->f); in luaK_goiffalse()
582 e->f = NO_JUMP; in luaK_goiffalse()
586 static void codenot (FuncState *fs, expdesc *e) { in codenot() argument
587 luaK_dischargevars(fs, e); in codenot()
588 switch (e->k) { in codenot()
590 e->k = VTRUE; in codenot()
594 e->k = VFALSE; in codenot()
598 invertjump(fs, e); in codenot()
603 discharge2anyreg(fs, e); in codenot()
604 freeexp(fs, e); in codenot()
605 e->u.s.info = luaK_codeABC(fs, OP_NOT, 0, e->u.s.info, 0); in codenot()
606 e->k = VRELOCABLE; in codenot()
615 { int temp = e->f; e->f = e->t; e->t = temp; } in codenot()
616 removevalues(fs, e->f); in codenot()
617 removevalues(fs, e->t); in codenot()
689 void luaK_prefix (FuncState *fs, UnOpr op, expdesc *e) { in luaK_prefix() argument
694 if (!isnumeral(e)) in luaK_prefix()
695 luaK_exp2anyreg(fs, e); /* cannot operate on non-numeric constants */ in luaK_prefix()
696 codearith(fs, OP_UNM, e, &e2); in luaK_prefix()
699 case OPR_NOT: codenot(fs, e); break; in luaK_prefix()
701 luaK_exp2anyreg(fs, e); /* cannot operate on constants */ in luaK_prefix()
702 codearith(fs, OP_LEN, e, &e2); in luaK_prefix()