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author | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2000-03-10 15:37:44 -0300 |
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committer | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2000-03-10 15:37:44 -0300 |
commit | 73aa465a8ed8dee6c6a27a6f8b2f51227b70789d (patch) | |
tree | 496a63ffffe0312f1d0b9882d97944fa38ed7801 /lparser.c | |
parent | 3d0577f4b98908be3f2d697ab75c5fbbd3f6999b (diff) | |
download | lua-73aa465a8ed8dee6c6a27a6f8b2f51227b70789d.tar.gz lua-73aa465a8ed8dee6c6a27a6f8b2f51227b70789d.tar.bz2 lua-73aa465a8ed8dee6c6a27a6f8b2f51227b70789d.zip |
some name changes
Diffstat (limited to 'lparser.c')
-rw-r--r-- | lparser.c | 158 |
1 files changed, 79 insertions, 79 deletions
@@ -1,5 +1,5 @@ | |||
1 | /* | 1 | /* |
2 | ** $Id: lparser.c,v 1.64 2000/03/03 20:29:25 roberto Exp roberto $ | 2 | ** $Id: lparser.c,v 1.67 2000/03/09 13:57:37 roberto Exp roberto $ |
3 | ** LL(1) Parser and code generator for Lua | 3 | ** LL(1) Parser and code generator for Lua |
4 | ** See Copyright Notice in lua.h | 4 | ** See Copyright Notice in lua.h |
5 | */ | 5 | */ |
@@ -116,7 +116,7 @@ static void checklimit (LexState *ls, int val, int limit, const char *msg) { | |||
116 | 116 | ||
117 | static void check_debugline (LexState *ls) { | 117 | static void check_debugline (LexState *ls) { |
118 | if (ls->L->debug && ls->linenumber != ls->fs->lastsetline) { | 118 | if (ls->L->debug && ls->linenumber != ls->fs->lastsetline) { |
119 | luaK_U(ls, SETLINE, ls->linenumber, 0); | 119 | luaK_U(ls, OP_SETLINE, ls->linenumber, 0); |
120 | ls->fs->lastsetline = ls->linenumber; | 120 | ls->fs->lastsetline = ls->linenumber; |
121 | } | 121 | } |
122 | } | 122 | } |
@@ -130,11 +130,11 @@ static void check_match (LexState *ls, int what, int who, int where) { | |||
130 | } | 130 | } |
131 | 131 | ||
132 | 132 | ||
133 | static int string_constant (LexState *ls, FuncState *fs, TaggedString *s) { | 133 | static int string_constant (LexState *ls, FuncState *fs, TString *s) { |
134 | TProtoFunc *f = fs->f; | 134 | Proto *f = fs->f; |
135 | int c = s->constindex; | 135 | int c = s->constindex; |
136 | if (c >= f->nkstr || f->kstr[c] != s) { | 136 | if (c >= f->nkstr || f->kstr[c] != s) { |
137 | luaM_growvector(ls->L, f->kstr, f->nkstr, 1, TaggedString *, | 137 | luaM_growvector(ls->L, f->kstr, f->nkstr, 1, TString *, |
138 | constantEM, MAXARG_U); | 138 | constantEM, MAXARG_U); |
139 | c = f->nkstr++; | 139 | c = f->nkstr++; |
140 | f->kstr[c] = s; | 140 | f->kstr[c] = s; |
@@ -144,14 +144,14 @@ static int string_constant (LexState *ls, FuncState *fs, TaggedString *s) { | |||
144 | } | 144 | } |
145 | 145 | ||
146 | 146 | ||
147 | static void code_string (LexState *ls, TaggedString *s) { | 147 | static void code_string (LexState *ls, TString *s) { |
148 | luaK_kstr(ls, string_constant(ls, ls->fs, s)); | 148 | luaK_kstr(ls, string_constant(ls, ls->fs, s)); |
149 | } | 149 | } |
150 | 150 | ||
151 | 151 | ||
152 | static int checkname (LexState *ls) { | 152 | static int checkname (LexState *ls) { |
153 | int sc; | 153 | int sc; |
154 | if (ls->token != NAME) | 154 | if (ls->token != TK_NAME) |
155 | luaK_error(ls, "<name> expected"); | 155 | luaK_error(ls, "<name> expected"); |
156 | sc = string_constant(ls, ls->fs, ls->seminfo.ts); | 156 | sc = string_constant(ls, ls->fs, ls->seminfo.ts); |
157 | next(ls); | 157 | next(ls); |
@@ -159,17 +159,17 @@ static int checkname (LexState *ls) { | |||
159 | } | 159 | } |
160 | 160 | ||
161 | 161 | ||
162 | static TaggedString *str_checkname (LexState *ls) { | 162 | static TString *str_checkname (LexState *ls) { |
163 | int i = checkname(ls); /* this call may realloc `f->consts' */ | 163 | int i = checkname(ls); /* this call may realloc `f->consts' */ |
164 | return ls->fs->f->kstr[i]; | 164 | return ls->fs->f->kstr[i]; |
165 | } | 165 | } |
166 | 166 | ||
167 | 167 | ||
168 | static void luaI_registerlocalvar (LexState *ls, TaggedString *varname, | 168 | static void luaI_registerlocalvar (LexState *ls, TString *varname, |
169 | int line) { | 169 | int line) { |
170 | FuncState *fs = ls->fs; | 170 | FuncState *fs = ls->fs; |
171 | if (fs->nvars != -1) { /* debug information? */ | 171 | if (fs->nvars != -1) { /* debug information? */ |
172 | TProtoFunc *f = fs->f; | 172 | Proto *f = fs->f; |
173 | luaM_growvector(ls->L, f->locvars, fs->nvars, 1, LocVar, "", MAX_INT); | 173 | luaM_growvector(ls->L, f->locvars, fs->nvars, 1, LocVar, "", MAX_INT); |
174 | f->locvars[fs->nvars].varname = varname; | 174 | f->locvars[fs->nvars].varname = varname; |
175 | f->locvars[fs->nvars].line = line; | 175 | f->locvars[fs->nvars].line = line; |
@@ -183,7 +183,7 @@ static void luaI_unregisterlocalvar (LexState *ls, int line) { | |||
183 | } | 183 | } |
184 | 184 | ||
185 | 185 | ||
186 | static void store_localvar (LexState *ls, TaggedString *name, int n) { | 186 | static void store_localvar (LexState *ls, TString *name, int n) { |
187 | FuncState *fs = ls->fs; | 187 | FuncState *fs = ls->fs; |
188 | checklimit(ls, fs->nlocalvar+n+1, MAXLOCALS, "local variables"); | 188 | checklimit(ls, fs->nlocalvar+n+1, MAXLOCALS, "local variables"); |
189 | fs->localvar[fs->nlocalvar+n] = name; | 189 | fs->localvar[fs->nlocalvar+n] = name; |
@@ -199,13 +199,13 @@ static void adjustlocalvars (LexState *ls, int nvars, int line) { | |||
199 | } | 199 | } |
200 | 200 | ||
201 | 201 | ||
202 | static void add_localvar (LexState *ls, TaggedString *name) { | 202 | static void add_localvar (LexState *ls, TString *name) { |
203 | store_localvar(ls, name, 0); | 203 | store_localvar(ls, name, 0); |
204 | adjustlocalvars(ls, 1, 0); | 204 | adjustlocalvars(ls, 1, 0); |
205 | } | 205 | } |
206 | 206 | ||
207 | 207 | ||
208 | static int aux_localname (FuncState *fs, TaggedString *n) { | 208 | static int aux_localname (FuncState *fs, TString *n) { |
209 | int i; | 209 | int i; |
210 | for (i=fs->nlocalvar-1; i >= 0; i--) | 210 | for (i=fs->nlocalvar-1; i >= 0; i--) |
211 | if (n == fs->localvar[i]) return i; /* local var index */ | 211 | if (n == fs->localvar[i]) return i; /* local var index */ |
@@ -213,7 +213,7 @@ static int aux_localname (FuncState *fs, TaggedString *n) { | |||
213 | } | 213 | } |
214 | 214 | ||
215 | 215 | ||
216 | static void singlevar (LexState *ls, TaggedString *n, expdesc *var, int prev) { | 216 | static void singlevar (LexState *ls, TString *n, expdesc *var, int prev) { |
217 | FuncState *fs = prev ? ls->fs->prev : ls->fs; | 217 | FuncState *fs = prev ? ls->fs->prev : ls->fs; |
218 | int i = aux_localname(fs, n); | 218 | int i = aux_localname(fs, n); |
219 | if (i >= 0) { /* local value? */ | 219 | if (i >= 0) { /* local value? */ |
@@ -231,7 +231,7 @@ static void singlevar (LexState *ls, TaggedString *n, expdesc *var, int prev) { | |||
231 | } | 231 | } |
232 | 232 | ||
233 | 233 | ||
234 | static int indexupvalue (LexState *ls, TaggedString *n) { | 234 | static int indexupvalue (LexState *ls, TString *n) { |
235 | FuncState *fs = ls->fs; | 235 | FuncState *fs = ls->fs; |
236 | expdesc v; | 236 | expdesc v; |
237 | int i; | 237 | int i; |
@@ -248,12 +248,12 @@ static int indexupvalue (LexState *ls, TaggedString *n) { | |||
248 | } | 248 | } |
249 | 249 | ||
250 | 250 | ||
251 | static void pushupvalue (LexState *ls, TaggedString *n) { | 251 | static void pushupvalue (LexState *ls, TString *n) { |
252 | if (ls->fs->prev == NULL) | 252 | if (ls->fs->prev == NULL) |
253 | luaX_syntaxerror(ls, "cannot access upvalue in main", n->str); | 253 | luaX_syntaxerror(ls, "cannot access upvalue in main", n->str); |
254 | if (aux_localname(ls->fs, n) >= 0) | 254 | if (aux_localname(ls->fs, n) >= 0) |
255 | luaX_syntaxerror(ls, "cannot access an upvalue in current scope", n->str); | 255 | luaX_syntaxerror(ls, "cannot access an upvalue in current scope", n->str); |
256 | luaK_U(ls, PUSHUPVALUE, indexupvalue(ls, n), 1); | 256 | luaK_U(ls, OP_PUSHUPVALUE, indexupvalue(ls, n), 1); |
257 | } | 257 | } |
258 | 258 | ||
259 | 259 | ||
@@ -308,21 +308,21 @@ static int getvarname (LexState *ls, expdesc *var) { | |||
308 | 308 | ||
309 | 309 | ||
310 | static void func_onstack (LexState *ls, FuncState *func) { | 310 | static void func_onstack (LexState *ls, FuncState *func) { |
311 | TProtoFunc *f = ls->fs->f; | 311 | Proto *f = ls->fs->f; |
312 | int i; | 312 | int i; |
313 | for (i=0; i<func->nupvalues; i++) | 313 | for (i=0; i<func->nupvalues; i++) |
314 | luaK_tostack(ls, &func->upvalues[i], 1); | 314 | luaK_tostack(ls, &func->upvalues[i], 1); |
315 | luaM_growvector(ls->L, f->kproto, f->nkproto, 1, TProtoFunc *, | 315 | luaM_growvector(ls->L, f->kproto, f->nkproto, 1, Proto *, |
316 | constantEM, MAXARG_A); | 316 | constantEM, MAXARG_A); |
317 | f->kproto[f->nkproto++] = func->f; | 317 | f->kproto[f->nkproto++] = func->f; |
318 | luaK_deltastack(ls, 1); /* CLOSURE puts one extra element before popping */ | 318 | luaK_deltastack(ls, 1); /* CLOSURE puts one extra element before popping */ |
319 | luaK_AB(ls, CLOSURE, f->nkproto-1, func->nupvalues, -func->nupvalues); | 319 | luaK_AB(ls, OP_CLOSURE, f->nkproto-1, func->nupvalues, -func->nupvalues); |
320 | } | 320 | } |
321 | 321 | ||
322 | 322 | ||
323 | static void init_state (LexState *ls, FuncState *fs, TaggedString *source) { | 323 | static void init_state (LexState *ls, FuncState *fs, TString *source) { |
324 | lua_State *L = ls->L; | 324 | lua_State *L = ls->L; |
325 | TProtoFunc *f = luaF_newproto(ls->L); | 325 | Proto *f = luaF_newproto(ls->L); |
326 | fs->prev = ls->fs; /* linked list of funcstates */ | 326 | fs->prev = ls->fs; /* linked list of funcstates */ |
327 | ls->fs = fs; | 327 | ls->fs = fs; |
328 | fs->stacksize = 0; | 328 | fs->stacksize = 0; |
@@ -340,19 +340,19 @@ static void init_state (LexState *ls, FuncState *fs, TaggedString *source) { | |||
340 | fs->nvars = (L->debug) ? 0 : -1; /* flag no debug information? */ | 340 | fs->nvars = (L->debug) ? 0 : -1; /* flag no debug information? */ |
341 | /* push function (to avoid GC) */ | 341 | /* push function (to avoid GC) */ |
342 | tfvalue(L->top) = f; | 342 | tfvalue(L->top) = f; |
343 | ttype(L->top) = LUA_T_LPROTO; | 343 | ttype(L->top) = TAG_LPROTO; |
344 | incr_top; | 344 | incr_top; |
345 | } | 345 | } |
346 | 346 | ||
347 | 347 | ||
348 | static void close_func (LexState *ls) { | 348 | static void close_func (LexState *ls) { |
349 | FuncState *fs = ls->fs; | 349 | FuncState *fs = ls->fs; |
350 | TProtoFunc *f = fs->f; | 350 | Proto *f = fs->f; |
351 | luaK_0(ls, ENDCODE, 0); | 351 | luaK_0(ls, OP_END, 0); |
352 | luaM_reallocvector(ls->L, f->code, fs->pc, Instruction); | 352 | luaM_reallocvector(ls->L, f->code, fs->pc, Instruction); |
353 | luaM_reallocvector(ls->L, f->kstr, f->nkstr, TaggedString *); | 353 | luaM_reallocvector(ls->L, f->kstr, f->nkstr, TString *); |
354 | luaM_reallocvector(ls->L, f->knum, f->nknum, real); | 354 | luaM_reallocvector(ls->L, f->knum, f->nknum, Number); |
355 | luaM_reallocvector(ls->L, f->kproto, f->nkproto, TProtoFunc *); | 355 | luaM_reallocvector(ls->L, f->kproto, f->nkproto, Proto *); |
356 | if (fs->nvars != -1) { /* debug information? */ | 356 | if (fs->nvars != -1) { /* debug information? */ |
357 | luaI_registerlocalvar(ls, NULL, -1); /* flag end of vector */ | 357 | luaI_registerlocalvar(ls, NULL, -1); /* flag end of vector */ |
358 | luaM_reallocvector(ls->L, f->locvars, fs->nvars, LocVar); | 358 | luaM_reallocvector(ls->L, f->locvars, fs->nvars, LocVar); |
@@ -362,14 +362,14 @@ static void close_func (LexState *ls) { | |||
362 | } | 362 | } |
363 | 363 | ||
364 | 364 | ||
365 | TProtoFunc *luaY_parser (lua_State *L, ZIO *z) { | 365 | Proto *luaY_parser (lua_State *L, ZIO *z) { |
366 | struct LexState lexstate; | 366 | struct LexState lexstate; |
367 | struct FuncState funcstate; | 367 | struct FuncState funcstate; |
368 | luaX_setinput(L, &lexstate, z); | 368 | luaX_setinput(L, &lexstate, z); |
369 | init_state(&lexstate, &funcstate, luaS_new(L, zname(z))); | 369 | init_state(&lexstate, &funcstate, luaS_new(L, zname(z))); |
370 | next(&lexstate); /* read first token */ | 370 | next(&lexstate); /* read first token */ |
371 | chunk(&lexstate); | 371 | chunk(&lexstate); |
372 | if (lexstate.token != EOS) | 372 | if (lexstate.token != TK_EOS) |
373 | luaK_error(&lexstate, "<eof> expected"); | 373 | luaK_error(&lexstate, "<eof> expected"); |
374 | close_func(&lexstate); | 374 | close_func(&lexstate); |
375 | return funcstate.f; | 375 | return funcstate.f; |
@@ -401,8 +401,8 @@ static int explist1 (LexState *ls) { | |||
401 | static int explist (LexState *ls) { | 401 | static int explist (LexState *ls) { |
402 | /* explist -> [ explist1 ] */ | 402 | /* explist -> [ explist1 ] */ |
403 | switch (ls->token) { | 403 | switch (ls->token) { |
404 | case ELSE: case ELSEIF: case END: case UNTIL: | 404 | case TK_ELSE: case TK_ELSEIF: case TK_END: case TK_UNTIL: |
405 | case EOS: case ';': case ')': | 405 | case TK_EOS: case ';': case ')': |
406 | return 0; /* empty list */ | 406 | return 0; /* empty list */ |
407 | 407 | ||
408 | default: | 408 | default: |
@@ -432,7 +432,7 @@ static void funcargs (LexState *ls, int slf) { | |||
432 | constructor(ls); | 432 | constructor(ls); |
433 | break; | 433 | break; |
434 | 434 | ||
435 | case STRING: /* funcargs -> STRING */ | 435 | case TK_STRING: /* funcargs -> STRING */ |
436 | code_string(ls, ls->seminfo.ts); /* must use `seminfo' before `next' */ | 436 | code_string(ls, ls->seminfo.ts); /* must use `seminfo' before `next' */ |
437 | next(ls); | 437 | next(ls); |
438 | break; | 438 | break; |
@@ -442,7 +442,7 @@ static void funcargs (LexState *ls, int slf) { | |||
442 | break; | 442 | break; |
443 | } | 443 | } |
444 | fs->stacksize = slevel; /* call will remove function and arguments */ | 444 | fs->stacksize = slevel; /* call will remove function and arguments */ |
445 | luaK_AB(ls, CALL, slevel, MULT_RET, 0); | 445 | luaK_AB(ls, OP_CALL, slevel, MULT_RET, 0); |
446 | } | 446 | } |
447 | 447 | ||
448 | 448 | ||
@@ -469,14 +469,14 @@ static void var_or_func_tail (LexState *ls, expdesc *v) { | |||
469 | next(ls); | 469 | next(ls); |
470 | name = checkname(ls); | 470 | name = checkname(ls); |
471 | luaK_tostack(ls, v, 1); /* `v' must be on stack */ | 471 | luaK_tostack(ls, v, 1); /* `v' must be on stack */ |
472 | luaK_U(ls, PUSHSELF, name, 1); | 472 | luaK_U(ls, OP_PUSHSELF, name, 1); |
473 | funcargs(ls, 1); | 473 | funcargs(ls, 1); |
474 | v->k = VEXP; | 474 | v->k = VEXP; |
475 | v->u.l.t = v->u.l.f = 0; | 475 | v->u.l.t = v->u.l.f = 0; |
476 | break; | 476 | break; |
477 | } | 477 | } |
478 | 478 | ||
479 | case '(': case STRING: case '{': /* var_or_func_tail -> funcargs */ | 479 | case '(': case TK_STRING: case '{': /* var_or_func_tail -> funcargs */ |
480 | luaK_tostack(ls, v, 1); /* `v' must be on stack */ | 480 | luaK_tostack(ls, v, 1); /* `v' must be on stack */ |
481 | funcargs(ls, 0); | 481 | funcargs(ls, 0); |
482 | v->k = VEXP; | 482 | v->k = VEXP; |
@@ -513,7 +513,7 @@ static void var_or_func (LexState *ls, expdesc *v) { | |||
513 | static void recfield (LexState *ls) { | 513 | static void recfield (LexState *ls) { |
514 | /* recfield -> (NAME | '['exp1']') = exp1 */ | 514 | /* recfield -> (NAME | '['exp1']') = exp1 */ |
515 | switch (ls->token) { | 515 | switch (ls->token) { |
516 | case NAME: | 516 | case TK_NAME: |
517 | luaK_kstr(ls, checkname(ls)); | 517 | luaK_kstr(ls, checkname(ls)); |
518 | break; | 518 | break; |
519 | 519 | ||
@@ -541,12 +541,12 @@ static int recfields (LexState *ls) { | |||
541 | recfield(ls); | 541 | recfield(ls); |
542 | n++; | 542 | n++; |
543 | if (++mod_n == RFIELDS_PER_FLUSH) { | 543 | if (++mod_n == RFIELDS_PER_FLUSH) { |
544 | luaK_U(ls, SETMAP, RFIELDS_PER_FLUSH-1, -2*RFIELDS_PER_FLUSH); | 544 | luaK_U(ls, OP_SETMAP, RFIELDS_PER_FLUSH-1, -2*RFIELDS_PER_FLUSH); |
545 | mod_n = 0; | 545 | mod_n = 0; |
546 | } | 546 | } |
547 | } | 547 | } |
548 | if (mod_n) | 548 | if (mod_n) |
549 | luaK_U(ls, SETMAP, mod_n-1, -2*mod_n); | 549 | luaK_U(ls, OP_SETMAP, mod_n-1, -2*mod_n); |
550 | return n; | 550 | return n; |
551 | } | 551 | } |
552 | 552 | ||
@@ -564,13 +564,13 @@ static int listfields (LexState *ls) { | |||
564 | checklimit(ls, n, MAXARG_A*LFIELDS_PER_FLUSH, | 564 | checklimit(ls, n, MAXARG_A*LFIELDS_PER_FLUSH, |
565 | "items in a list initializer"); | 565 | "items in a list initializer"); |
566 | if (++mod_n == LFIELDS_PER_FLUSH) { | 566 | if (++mod_n == LFIELDS_PER_FLUSH) { |
567 | luaK_AB(ls, SETLIST, n/LFIELDS_PER_FLUSH - 1, LFIELDS_PER_FLUSH-1, | 567 | luaK_AB(ls, OP_SETLIST, n/LFIELDS_PER_FLUSH - 1, LFIELDS_PER_FLUSH-1, |
568 | -LFIELDS_PER_FLUSH); | 568 | -LFIELDS_PER_FLUSH); |
569 | mod_n = 0; | 569 | mod_n = 0; |
570 | } | 570 | } |
571 | } | 571 | } |
572 | if (mod_n > 0) | 572 | if (mod_n > 0) |
573 | luaK_AB(ls, SETLIST, n/LFIELDS_PER_FLUSH, mod_n-1, -mod_n); | 573 | luaK_AB(ls, OP_SETLIST, n/LFIELDS_PER_FLUSH, mod_n-1, -mod_n); |
574 | return n; | 574 | return n; |
575 | } | 575 | } |
576 | 576 | ||
@@ -583,7 +583,7 @@ static void constructor_part (LexState *ls, constdesc *cd) { | |||
583 | cd->k = ls->token; | 583 | cd->k = ls->token; |
584 | return; | 584 | return; |
585 | 585 | ||
586 | case NAME: { | 586 | case TK_NAME: { |
587 | expdesc v; | 587 | expdesc v; |
588 | expr(ls, &v); | 588 | expr(ls, &v); |
589 | if (ls->token == '=') { | 589 | if (ls->token == '=') { |
@@ -619,7 +619,7 @@ static void constructor_part (LexState *ls, constdesc *cd) { | |||
619 | static void constructor (LexState *ls) { | 619 | static void constructor (LexState *ls) { |
620 | /* constructor -> '{' constructor_part [';' constructor_part] '}' */ | 620 | /* constructor -> '{' constructor_part [';' constructor_part] '}' */ |
621 | int line = ls->linenumber; | 621 | int line = ls->linenumber; |
622 | int pc = luaK_U(ls, CREATETABLE, 0, 1); | 622 | int pc = luaK_U(ls, OP_CREATETABLE, 0, 1); |
623 | int nelems; | 623 | int nelems; |
624 | constdesc cd; | 624 | constdesc cd; |
625 | check(ls, '{'); | 625 | check(ls, '{'); |
@@ -653,19 +653,19 @@ static void constructor (LexState *ls) { | |||
653 | static void simpleexp (LexState *ls, expdesc *v) { | 653 | static void simpleexp (LexState *ls, expdesc *v) { |
654 | check_debugline(ls); | 654 | check_debugline(ls); |
655 | switch (ls->token) { | 655 | switch (ls->token) { |
656 | case NUMBER: { /* simpleexp -> NUMBER */ | 656 | case TK_NUMBER: { /* simpleexp -> NUMBER */ |
657 | real r = ls->seminfo.r; | 657 | Number r = ls->seminfo.r; |
658 | next(ls); | 658 | next(ls); |
659 | luaK_number(ls, r); | 659 | luaK_number(ls, r); |
660 | break; | 660 | break; |
661 | } | 661 | } |
662 | 662 | ||
663 | case STRING: /* simpleexp -> STRING */ | 663 | case TK_STRING: /* simpleexp -> STRING */ |
664 | code_string(ls, ls->seminfo.ts); /* must use `seminfo' before `next' */ | 664 | code_string(ls, ls->seminfo.ts); /* must use `seminfo' before `next' */ |
665 | next(ls); | 665 | next(ls); |
666 | break; | 666 | break; |
667 | 667 | ||
668 | case NIL: /* simpleexp -> NIL */ | 668 | case TK_NIL: /* simpleexp -> NIL */ |
669 | luaK_adjuststack(ls, -1); | 669 | luaK_adjuststack(ls, -1); |
670 | next(ls); | 670 | next(ls); |
671 | break; | 671 | break; |
@@ -674,7 +674,7 @@ static void simpleexp (LexState *ls, expdesc *v) { | |||
674 | constructor(ls); | 674 | constructor(ls); |
675 | break; | 675 | break; |
676 | 676 | ||
677 | case FUNCTION: /* simpleexp -> FUNCTION body */ | 677 | case TK_FUNCTION: /* simpleexp -> FUNCTION body */ |
678 | next(ls); | 678 | next(ls); |
679 | body(ls, 0, ls->linenumber); | 679 | body(ls, 0, ls->linenumber); |
680 | break; | 680 | break; |
@@ -685,7 +685,7 @@ static void simpleexp (LexState *ls, expdesc *v) { | |||
685 | check(ls, ')'); | 685 | check(ls, ')'); |
686 | return; | 686 | return; |
687 | 687 | ||
688 | case NAME: case '%': | 688 | case TK_NAME: case '%': |
689 | var_or_func(ls, v); | 689 | var_or_func(ls, v); |
690 | return; | 690 | return; |
691 | 691 | ||
@@ -720,12 +720,12 @@ static int get_priority (int op, int *rp) { | |||
720 | 720 | ||
721 | case '+': case '-': *rp = 5; return 5; | 721 | case '+': case '-': *rp = 5; return 5; |
722 | 722 | ||
723 | case CONC: *rp = 3; return 4; /* right associative (?) */ | 723 | case TK_CONC: *rp = 3; return 4; /* right associative (?) */ |
724 | 724 | ||
725 | case EQ: case NE: case '>': case '<': case LE: case GE: | 725 | case TK_EQ: case TK_NE: case '>': case '<': case TK_LE: case TK_GE: |
726 | *rp = 2; return 2; | 726 | *rp = 2; return 2; |
727 | 727 | ||
728 | case AND: case OR: *rp = 1; return 1; | 728 | case TK_AND: case TK_OR: *rp = 1; return 1; |
729 | 729 | ||
730 | default: *rp = -1; return -1; | 730 | default: *rp = -1; return -1; |
731 | } | 731 | } |
@@ -738,7 +738,7 @@ static int get_priority (int op, int *rp) { | |||
738 | */ | 738 | */ |
739 | static void subexpr (LexState *ls, expdesc *v, int limit) { | 739 | static void subexpr (LexState *ls, expdesc *v, int limit) { |
740 | int rp; | 740 | int rp; |
741 | if (ls->token == '-' || ls->token == NOT) { | 741 | if (ls->token == '-' || ls->token == TK_NOT) { |
742 | int op = ls->token; /* operator */ | 742 | int op = ls->token; /* operator */ |
743 | next(ls); | 743 | next(ls); |
744 | subexpr(ls, v, UNARY_PRIORITY); | 744 | subexpr(ls, v, UNARY_PRIORITY); |
@@ -806,7 +806,7 @@ static int assignment (LexState *ls, expdesc *v, int nvars) { | |||
806 | luaK_storevar(ls, v); | 806 | luaK_storevar(ls, v); |
807 | } | 807 | } |
808 | else { /* indexed var with values in between*/ | 808 | else { /* indexed var with values in between*/ |
809 | luaK_U(ls, SETTABLE, left+(nvars-1), -1); | 809 | luaK_U(ls, OP_SETTABLE, left+(nvars-1), -1); |
810 | left += 2; /* table&index are not popped, because they aren't on top */ | 810 | left += 2; /* table&index are not popped, because they aren't on top */ |
811 | } | 811 | } |
812 | return left; | 812 | return left; |
@@ -838,11 +838,11 @@ static void whilestat (LexState *ls, int line) { | |||
838 | for (i=0; i<cond_size; i++) buffer[i] = fs->f->code[while_init+i]; | 838 | for (i=0; i<cond_size; i++) buffer[i] = fs->f->code[while_init+i]; |
839 | /* go back to state prior condition */ | 839 | /* go back to state prior condition */ |
840 | fs->pc = while_init; | 840 | fs->pc = while_init; |
841 | luaK_S(ls, JMP, 0, 0); /* initial jump to condition */ | 841 | luaK_S(ls, OP_JMP, 0, 0); /* initial jump to condition */ |
842 | check(ls, DO); | 842 | check(ls, TK_DO); |
843 | loopentry = luaK_getlabel(ls); | 843 | loopentry = luaK_getlabel(ls); |
844 | block(ls); | 844 | block(ls); |
845 | check_match(ls, END, WHILE, line); | 845 | check_match(ls, TK_END, TK_WHILE, line); |
846 | cond_init = luaK_getlabel(ls); | 846 | cond_init = luaK_getlabel(ls); |
847 | luaK_fixjump(ls, while_init, cond_init); | 847 | luaK_fixjump(ls, while_init, cond_init); |
848 | /* correct `v' and copy condition to new position */ | 848 | /* correct `v' and copy condition to new position */ |
@@ -859,7 +859,7 @@ static void repeatstat (LexState *ls, int line) { | |||
859 | expdesc v; | 859 | expdesc v; |
860 | next(ls); | 860 | next(ls); |
861 | block(ls); | 861 | block(ls); |
862 | check_match(ls, UNTIL, REPEAT, line); | 862 | check_match(ls, TK_UNTIL, TK_REPEAT, line); |
863 | expr(ls, &v); | 863 | expr(ls, &v); |
864 | luaK_goiftrue(ls, &v, 0); | 864 | luaK_goiftrue(ls, &v, 0); |
865 | luaK_patchlist(ls, v.u.l.f, repeat_init); | 865 | luaK_patchlist(ls, v.u.l.f, repeat_init); |
@@ -958,16 +958,16 @@ static void ifpart (LexState *ls, int line) { | |||
958 | next(ls); /* skip IF or ELSEIF */ | 958 | next(ls); /* skip IF or ELSEIF */ |
959 | expr(ls, &v); /* cond */ | 959 | expr(ls, &v); /* cond */ |
960 | luaK_goiftrue(ls, &v, 0); | 960 | luaK_goiftrue(ls, &v, 0); |
961 | check(ls, THEN); | 961 | check(ls, TK_THEN); |
962 | block(ls); /* `then' part */ | 962 | block(ls); /* `then' part */ |
963 | luaK_S(ls, JMP, 0, 0); /* 2nd jump: over `else' part */ | 963 | luaK_S(ls, OP_JMP, 0, 0); /* 2nd jump: over `else' part */ |
964 | elseinit = luaK_getlabel(ls); /* address of 2nd jump == elseinit-1 */ | 964 | elseinit = luaK_getlabel(ls); /* address of 2nd jump == elseinit-1 */ |
965 | if (ls->token == ELSEIF) | 965 | if (ls->token == TK_ELSEIF) |
966 | ifpart(ls, line); | 966 | ifpart(ls, line); |
967 | else { | 967 | else { |
968 | if (optional(ls, ELSE)) | 968 | if (optional(ls, TK_ELSE)) |
969 | block(ls); /* `else' part */ | 969 | block(ls); /* `else' part */ |
970 | check_match(ls, END, IF, line); | 970 | check_match(ls, TK_END, TK_IF, line); |
971 | } | 971 | } |
972 | if (fs->pc > elseinit) { /* is there an `else' part? */ | 972 | if (fs->pc > elseinit) { /* is there an `else' part? */ |
973 | luaK_fixjump(ls, elseinit-1, luaK_getlabel(ls)); /* fix 2nd jump */ | 973 | luaK_fixjump(ls, elseinit-1, luaK_getlabel(ls)); /* fix 2nd jump */ |
@@ -983,38 +983,38 @@ static void ifpart (LexState *ls, int line) { | |||
983 | static int stat (LexState *ls) { | 983 | static int stat (LexState *ls) { |
984 | int line = ls->linenumber; /* may be needed for error messages */ | 984 | int line = ls->linenumber; /* may be needed for error messages */ |
985 | switch (ls->token) { | 985 | switch (ls->token) { |
986 | case IF: /* stat -> IF ifpart END */ | 986 | case TK_IF: /* stat -> IF ifpart END */ |
987 | ifpart(ls, line); | 987 | ifpart(ls, line); |
988 | return 1; | 988 | return 1; |
989 | 989 | ||
990 | case WHILE: /* stat -> whilestat */ | 990 | case TK_WHILE: /* stat -> whilestat */ |
991 | whilestat(ls, line); | 991 | whilestat(ls, line); |
992 | return 1; | 992 | return 1; |
993 | 993 | ||
994 | case DO: { /* stat -> DO block END */ | 994 | case TK_DO: { /* stat -> DO block END */ |
995 | next(ls); | 995 | next(ls); |
996 | block(ls); | 996 | block(ls); |
997 | check_match(ls, END, DO, line); | 997 | check_match(ls, TK_END, TK_DO, line); |
998 | return 1; | 998 | return 1; |
999 | } | 999 | } |
1000 | 1000 | ||
1001 | case REPEAT: /* stat -> repeatstat */ | 1001 | case TK_REPEAT: /* stat -> repeatstat */ |
1002 | repeatstat(ls, line); | 1002 | repeatstat(ls, line); |
1003 | return 1; | 1003 | return 1; |
1004 | 1004 | ||
1005 | case FUNCTION: /* stat -> funcstat */ | 1005 | case TK_FUNCTION: /* stat -> funcstat */ |
1006 | return funcstat(ls, line); | 1006 | return funcstat(ls, line); |
1007 | 1007 | ||
1008 | case LOCAL: /* stat -> localstat */ | 1008 | case TK_LOCAL: /* stat -> localstat */ |
1009 | localstat(ls); | 1009 | localstat(ls); |
1010 | return 1; | 1010 | return 1; |
1011 | 1011 | ||
1012 | case NAME: case '%': /* stat -> namestat */ | 1012 | case TK_NAME: case '%': /* stat -> namestat */ |
1013 | namestat(ls); | 1013 | namestat(ls); |
1014 | return 1; | 1014 | return 1; |
1015 | 1015 | ||
1016 | case RETURN: case ';': case ELSE: case ELSEIF: | 1016 | case TK_RETURN: case ';': case TK_ELSE: case TK_ELSEIF: |
1017 | case END: case UNTIL: case EOS: /* `stat' follow */ | 1017 | case TK_END: case TK_UNTIL: case TK_EOS: /* `stat' follow */ |
1018 | return 0; | 1018 | return 0; |
1019 | 1019 | ||
1020 | default: | 1020 | default: |
@@ -1028,23 +1028,23 @@ static void parlist (LexState *ls) { | |||
1028 | int nparams = 0; | 1028 | int nparams = 0; |
1029 | int dots = 0; | 1029 | int dots = 0; |
1030 | switch (ls->token) { | 1030 | switch (ls->token) { |
1031 | case DOTS: /* parlist -> DOTS */ | 1031 | case TK_DOTS: /* parlist -> DOTS */ |
1032 | next(ls); | 1032 | next(ls); |
1033 | dots = 1; | 1033 | dots = 1; |
1034 | break; | 1034 | break; |
1035 | 1035 | ||
1036 | case NAME: /* parlist, tailparlist -> NAME [',' tailparlist] */ | 1036 | case TK_NAME: /* parlist, tailparlist -> NAME [',' tailparlist] */ |
1037 | init: | 1037 | init: |
1038 | store_localvar(ls, str_checkname(ls), nparams++); | 1038 | store_localvar(ls, str_checkname(ls), nparams++); |
1039 | if (ls->token == ',') { | 1039 | if (ls->token == ',') { |
1040 | next(ls); | 1040 | next(ls); |
1041 | switch (ls->token) { | 1041 | switch (ls->token) { |
1042 | case DOTS: /* tailparlist -> DOTS */ | 1042 | case TK_DOTS: /* tailparlist -> DOTS */ |
1043 | next(ls); | 1043 | next(ls); |
1044 | dots = 1; | 1044 | dots = 1; |
1045 | break; | 1045 | break; |
1046 | 1046 | ||
1047 | case NAME: /* tailparlist -> NAME [',' tailparlist] */ | 1047 | case TK_NAME: /* tailparlist -> NAME [',' tailparlist] */ |
1048 | goto init; | 1048 | goto init; |
1049 | 1049 | ||
1050 | default: luaK_error(ls, "<name> or `...' expected"); | 1050 | default: luaK_error(ls, "<name> or `...' expected"); |
@@ -1071,7 +1071,7 @@ static void body (LexState *ls, int needself, int line) { | |||
1071 | parlist(ls); | 1071 | parlist(ls); |
1072 | check(ls, ')'); | 1072 | check(ls, ')'); |
1073 | chunk(ls); | 1073 | chunk(ls); |
1074 | check_match(ls, END, FUNCTION, line); | 1074 | check_match(ls, TK_END, TK_FUNCTION, line); |
1075 | close_func(ls); | 1075 | close_func(ls); |
1076 | func_onstack(ls, &new_fs); | 1076 | func_onstack(ls, &new_fs); |
1077 | } | 1077 | } |
@@ -1079,7 +1079,7 @@ static void body (LexState *ls, int needself, int line) { | |||
1079 | 1079 | ||
1080 | static void ret (LexState *ls) { | 1080 | static void ret (LexState *ls) { |
1081 | /* ret -> [RETURN explist sc] */ | 1081 | /* ret -> [RETURN explist sc] */ |
1082 | if (ls->token == RETURN) { | 1082 | if (ls->token == TK_RETURN) { |
1083 | int nexps; /* number of expressions returned */ | 1083 | int nexps; /* number of expressions returned */ |
1084 | check_debugline(ls); | 1084 | check_debugline(ls); |
1085 | next(ls); | 1085 | next(ls); |