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Commit | Line | Data |
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1e59de90 TL |
1 | /* |
2 | ** $Id: luac.c $ | |
3 | ** Lua compiler (saves bytecodes to files; also lists bytecodes) | |
4 | ** See Copyright Notice in lua.h | |
5 | */ | |
6 | ||
7 | #define luac_c | |
8 | #define LUA_CORE | |
9 | ||
10 | #include "lprefix.h" | |
11 | ||
12 | #include <ctype.h> | |
13 | #include <errno.h> | |
14 | #include <stdio.h> | |
15 | #include <stdlib.h> | |
16 | #include <string.h> | |
17 | ||
18 | #include "lua.h" | |
19 | #include "lauxlib.h" | |
20 | ||
21 | #include "ldebug.h" | |
22 | #include "lobject.h" | |
23 | #include "lopcodes.h" | |
24 | #include "lopnames.h" | |
25 | #include "lstate.h" | |
26 | #include "lundump.h" | |
27 | ||
28 | static void PrintFunction(const Proto* f, int full); | |
29 | #define luaU_print PrintFunction | |
30 | ||
31 | #define PROGNAME "luac" /* default program name */ | |
32 | #define OUTPUT PROGNAME ".out" /* default output file */ | |
33 | ||
34 | static int listing=0; /* list bytecodes? */ | |
35 | static int dumping=1; /* dump bytecodes? */ | |
36 | static int stripping=0; /* strip debug information? */ | |
37 | static char Output[]={ OUTPUT }; /* default output file name */ | |
38 | static const char* output=Output; /* actual output file name */ | |
39 | static const char* progname=PROGNAME; /* actual program name */ | |
40 | static TString **tmname; | |
41 | ||
42 | static void fatal(const char* message) | |
43 | { | |
44 | fprintf(stderr,"%s: %s\n",progname,message); | |
45 | exit(EXIT_FAILURE); | |
46 | } | |
47 | ||
48 | static void cannot(const char* what) | |
49 | { | |
50 | fprintf(stderr,"%s: cannot %s %s: %s\n",progname,what,output,strerror(errno)); | |
51 | exit(EXIT_FAILURE); | |
52 | } | |
53 | ||
54 | static void usage(const char* message) | |
55 | { | |
56 | if (*message=='-') | |
57 | fprintf(stderr,"%s: unrecognized option '%s'\n",progname,message); | |
58 | else | |
59 | fprintf(stderr,"%s: %s\n",progname,message); | |
60 | fprintf(stderr, | |
61 | "usage: %s [options] [filenames]\n" | |
62 | "Available options are:\n" | |
63 | " -l list (use -l -l for full listing)\n" | |
64 | " -o name output to file 'name' (default is \"%s\")\n" | |
65 | " -p parse only\n" | |
66 | " -s strip debug information\n" | |
67 | " -v show version information\n" | |
68 | " -- stop handling options\n" | |
69 | " - stop handling options and process stdin\n" | |
70 | ,progname,Output); | |
71 | exit(EXIT_FAILURE); | |
72 | } | |
73 | ||
74 | #define IS(s) (strcmp(argv[i],s)==0) | |
75 | ||
76 | static int doargs(int argc, char* argv[]) | |
77 | { | |
78 | int i; | |
79 | int version=0; | |
80 | if (argv[0]!=NULL && *argv[0]!=0) progname=argv[0]; | |
81 | for (i=1; i<argc; i++) | |
82 | { | |
83 | if (*argv[i]!='-') /* end of options; keep it */ | |
84 | break; | |
85 | else if (IS("--")) /* end of options; skip it */ | |
86 | { | |
87 | ++i; | |
88 | if (version) ++version; | |
89 | break; | |
90 | } | |
91 | else if (IS("-")) /* end of options; use stdin */ | |
92 | break; | |
93 | else if (IS("-l")) /* list */ | |
94 | ++listing; | |
95 | else if (IS("-o")) /* output file */ | |
96 | { | |
97 | output=argv[++i]; | |
98 | if (output==NULL || *output==0 || (*output=='-' && output[1]!=0)) | |
99 | usage("'-o' needs argument"); | |
100 | if (IS("-")) output=NULL; | |
101 | } | |
102 | else if (IS("-p")) /* parse only */ | |
103 | dumping=0; | |
104 | else if (IS("-s")) /* strip debug information */ | |
105 | stripping=1; | |
106 | else if (IS("-v")) /* show version */ | |
107 | ++version; | |
108 | else /* unknown option */ | |
109 | usage(argv[i]); | |
110 | } | |
111 | if (i==argc && (listing || !dumping)) | |
112 | { | |
113 | dumping=0; | |
114 | argv[--i]=Output; | |
115 | } | |
116 | if (version) | |
117 | { | |
118 | printf("%s\n",LUA_COPYRIGHT); | |
119 | if (version==argc-1) exit(EXIT_SUCCESS); | |
120 | } | |
121 | return i; | |
122 | } | |
123 | ||
124 | #define FUNCTION "(function()end)();" | |
125 | ||
126 | static const char* reader(lua_State* L, void* ud, size_t* size) | |
127 | { | |
128 | UNUSED(L); | |
129 | if ((*(int*)ud)--) | |
130 | { | |
131 | *size=sizeof(FUNCTION)-1; | |
132 | return FUNCTION; | |
133 | } | |
134 | else | |
135 | { | |
136 | *size=0; | |
137 | return NULL; | |
138 | } | |
139 | } | |
140 | ||
141 | #define toproto(L,i) getproto(s2v(L->top+(i))) | |
142 | ||
143 | static const Proto* combine(lua_State* L, int n) | |
144 | { | |
145 | if (n==1) | |
146 | return toproto(L,-1); | |
147 | else | |
148 | { | |
149 | Proto* f; | |
150 | int i=n; | |
151 | if (lua_load(L,reader,&i,"=(" PROGNAME ")",NULL)!=LUA_OK) fatal(lua_tostring(L,-1)); | |
152 | f=toproto(L,-1); | |
153 | for (i=0; i<n; i++) | |
154 | { | |
155 | f->p[i]=toproto(L,i-n-1); | |
156 | if (f->p[i]->sizeupvalues>0) f->p[i]->upvalues[0].instack=0; | |
157 | } | |
158 | f->sizelineinfo=0; | |
159 | return f; | |
160 | } | |
161 | } | |
162 | ||
163 | static int writer(lua_State* L, const void* p, size_t size, void* u) | |
164 | { | |
165 | UNUSED(L); | |
166 | return (fwrite(p,size,1,(FILE*)u)!=1) && (size!=0); | |
167 | } | |
168 | ||
169 | static int pmain(lua_State* L) | |
170 | { | |
171 | int argc=(int)lua_tointeger(L,1); | |
172 | char** argv=(char**)lua_touserdata(L,2); | |
173 | const Proto* f; | |
174 | int i; | |
175 | tmname=G(L)->tmname; | |
176 | if (!lua_checkstack(L,argc)) fatal("too many input files"); | |
177 | for (i=0; i<argc; i++) | |
178 | { | |
179 | const char* filename=IS("-") ? NULL : argv[i]; | |
180 | if (luaL_loadfile(L,filename)!=LUA_OK) fatal(lua_tostring(L,-1)); | |
181 | } | |
182 | f=combine(L,argc); | |
183 | if (listing) luaU_print(f,listing>1); | |
184 | if (dumping) | |
185 | { | |
186 | FILE* D= (output==NULL) ? stdout : fopen(output,"wb"); | |
187 | if (D==NULL) cannot("open"); | |
188 | lua_lock(L); | |
189 | luaU_dump(L,f,writer,D,stripping); | |
190 | lua_unlock(L); | |
191 | if (ferror(D)) cannot("write"); | |
192 | if (fclose(D)) cannot("close"); | |
193 | } | |
194 | return 0; | |
195 | } | |
196 | ||
197 | int main(int argc, char* argv[]) | |
198 | { | |
199 | lua_State* L; | |
200 | int i=doargs(argc,argv); | |
201 | argc-=i; argv+=i; | |
202 | if (argc<=0) usage("no input files given"); | |
203 | L=luaL_newstate(); | |
204 | if (L==NULL) fatal("cannot create state: not enough memory"); | |
205 | lua_pushcfunction(L,&pmain); | |
206 | lua_pushinteger(L,argc); | |
207 | lua_pushlightuserdata(L,argv); | |
208 | if (lua_pcall(L,2,0,0)!=LUA_OK) fatal(lua_tostring(L,-1)); | |
209 | lua_close(L); | |
210 | return EXIT_SUCCESS; | |
211 | } | |
212 | ||
213 | /* | |
214 | ** print bytecodes | |
215 | */ | |
216 | ||
217 | #define UPVALNAME(x) ((f->upvalues[x].name) ? getstr(f->upvalues[x].name) : "-") | |
218 | #define VOID(p) ((const void*)(p)) | |
219 | #define eventname(i) (getstr(tmname[i])) | |
220 | ||
221 | static void PrintString(const TString* ts) | |
222 | { | |
223 | const char* s=getstr(ts); | |
224 | size_t i,n=tsslen(ts); | |
225 | printf("\""); | |
226 | for (i=0; i<n; i++) | |
227 | { | |
228 | int c=(int)(unsigned char)s[i]; | |
229 | switch (c) | |
230 | { | |
231 | case '"': | |
232 | printf("\\\""); | |
233 | break; | |
234 | case '\\': | |
235 | printf("\\\\"); | |
236 | break; | |
237 | case '\a': | |
238 | printf("\\a"); | |
239 | break; | |
240 | case '\b': | |
241 | printf("\\b"); | |
242 | break; | |
243 | case '\f': | |
244 | printf("\\f"); | |
245 | break; | |
246 | case '\n': | |
247 | printf("\\n"); | |
248 | break; | |
249 | case '\r': | |
250 | printf("\\r"); | |
251 | break; | |
252 | case '\t': | |
253 | printf("\\t"); | |
254 | break; | |
255 | case '\v': | |
256 | printf("\\v"); | |
257 | break; | |
258 | default: | |
259 | if (isprint(c)) printf("%c",c); else printf("\\%03d",c); | |
260 | break; | |
261 | } | |
262 | } | |
263 | printf("\""); | |
264 | } | |
265 | ||
266 | static void PrintType(const Proto* f, int i) | |
267 | { | |
268 | const TValue* o=&f->k[i]; | |
269 | switch (ttypetag(o)) | |
270 | { | |
271 | case LUA_VNIL: | |
272 | printf("N"); | |
273 | break; | |
274 | case LUA_VFALSE: | |
275 | case LUA_VTRUE: | |
276 | printf("B"); | |
277 | break; | |
278 | case LUA_VNUMFLT: | |
279 | printf("F"); | |
280 | break; | |
281 | case LUA_VNUMINT: | |
282 | printf("I"); | |
283 | break; | |
284 | case LUA_VSHRSTR: | |
285 | case LUA_VLNGSTR: | |
286 | printf("S"); | |
287 | break; | |
288 | default: /* cannot happen */ | |
289 | printf("?%d",ttypetag(o)); | |
290 | break; | |
291 | } | |
292 | printf("\t"); | |
293 | } | |
294 | ||
295 | static void PrintConstant(const Proto* f, int i) | |
296 | { | |
297 | const TValue* o=&f->k[i]; | |
298 | switch (ttypetag(o)) | |
299 | { | |
300 | case LUA_VNIL: | |
301 | printf("nil"); | |
302 | break; | |
303 | case LUA_VFALSE: | |
304 | printf("false"); | |
305 | break; | |
306 | case LUA_VTRUE: | |
307 | printf("true"); | |
308 | break; | |
309 | case LUA_VNUMFLT: | |
310 | { | |
311 | char buff[100]; | |
312 | sprintf(buff,LUA_NUMBER_FMT,fltvalue(o)); | |
313 | printf("%s",buff); | |
314 | if (buff[strspn(buff,"-0123456789")]=='\0') printf(".0"); | |
315 | break; | |
316 | } | |
317 | case LUA_VNUMINT: | |
318 | printf(LUA_INTEGER_FMT,ivalue(o)); | |
319 | break; | |
320 | case LUA_VSHRSTR: | |
321 | case LUA_VLNGSTR: | |
322 | PrintString(tsvalue(o)); | |
323 | break; | |
324 | default: /* cannot happen */ | |
325 | printf("?%d",ttypetag(o)); | |
326 | break; | |
327 | } | |
328 | } | |
329 | ||
330 | #define COMMENT "\t; " | |
331 | #define EXTRAARG GETARG_Ax(code[pc+1]) | |
332 | #define EXTRAARGC (EXTRAARG*(MAXARG_C+1)) | |
333 | #define ISK (isk ? "k" : "") | |
334 | ||
335 | static void PrintCode(const Proto* f) | |
336 | { | |
337 | const Instruction* code=f->code; | |
338 | int pc,n=f->sizecode; | |
339 | for (pc=0; pc<n; pc++) | |
340 | { | |
341 | Instruction i=code[pc]; | |
342 | OpCode o=GET_OPCODE(i); | |
343 | int a=GETARG_A(i); | |
344 | int b=GETARG_B(i); | |
345 | int c=GETARG_C(i); | |
346 | int ax=GETARG_Ax(i); | |
347 | int bx=GETARG_Bx(i); | |
348 | int sb=GETARG_sB(i); | |
349 | int sc=GETARG_sC(i); | |
350 | int sbx=GETARG_sBx(i); | |
351 | int isk=GETARG_k(i); | |
352 | int line=luaG_getfuncline(f,pc); | |
353 | printf("\t%d\t",pc+1); | |
354 | if (line>0) printf("[%d]\t",line); else printf("[-]\t"); | |
355 | printf("%-9s\t",opnames[o]); | |
356 | switch (o) | |
357 | { | |
358 | case OP_MOVE: | |
359 | printf("%d %d",a,b); | |
360 | break; | |
361 | case OP_LOADI: | |
362 | printf("%d %d",a,sbx); | |
363 | break; | |
364 | case OP_LOADF: | |
365 | printf("%d %d",a,sbx); | |
366 | break; | |
367 | case OP_LOADK: | |
368 | printf("%d %d",a,bx); | |
369 | printf(COMMENT); PrintConstant(f,bx); | |
370 | break; | |
371 | case OP_LOADKX: | |
372 | printf("%d",a); | |
373 | printf(COMMENT); PrintConstant(f,EXTRAARG); | |
374 | break; | |
375 | case OP_LOADFALSE: | |
376 | printf("%d",a); | |
377 | break; | |
378 | case OP_LFALSESKIP: | |
379 | printf("%d",a); | |
380 | break; | |
381 | case OP_LOADTRUE: | |
382 | printf("%d",a); | |
383 | break; | |
384 | case OP_LOADNIL: | |
385 | printf("%d %d",a,b); | |
386 | printf(COMMENT "%d out",b+1); | |
387 | break; | |
388 | case OP_GETUPVAL: | |
389 | printf("%d %d",a,b); | |
390 | printf(COMMENT "%s",UPVALNAME(b)); | |
391 | break; | |
392 | case OP_SETUPVAL: | |
393 | printf("%d %d",a,b); | |
394 | printf(COMMENT "%s",UPVALNAME(b)); | |
395 | break; | |
396 | case OP_GETTABUP: | |
397 | printf("%d %d %d",a,b,c); | |
398 | printf(COMMENT "%s",UPVALNAME(b)); | |
399 | printf(" "); PrintConstant(f,c); | |
400 | break; | |
401 | case OP_GETTABLE: | |
402 | printf("%d %d %d",a,b,c); | |
403 | break; | |
404 | case OP_GETI: | |
405 | printf("%d %d %d",a,b,c); | |
406 | break; | |
407 | case OP_GETFIELD: | |
408 | printf("%d %d %d",a,b,c); | |
409 | printf(COMMENT); PrintConstant(f,c); | |
410 | break; | |
411 | case OP_SETTABUP: | |
412 | printf("%d %d %d%s",a,b,c,ISK); | |
413 | printf(COMMENT "%s",UPVALNAME(a)); | |
414 | printf(" "); PrintConstant(f,b); | |
415 | if (isk) { printf(" "); PrintConstant(f,c); } | |
416 | break; | |
417 | case OP_SETTABLE: | |
418 | printf("%d %d %d%s",a,b,c,ISK); | |
419 | if (isk) { printf(COMMENT); PrintConstant(f,c); } | |
420 | break; | |
421 | case OP_SETI: | |
422 | printf("%d %d %d%s",a,b,c,ISK); | |
423 | if (isk) { printf(COMMENT); PrintConstant(f,c); } | |
424 | break; | |
425 | case OP_SETFIELD: | |
426 | printf("%d %d %d%s",a,b,c,ISK); | |
427 | printf(COMMENT); PrintConstant(f,b); | |
428 | if (isk) { printf(" "); PrintConstant(f,c); } | |
429 | break; | |
430 | case OP_NEWTABLE: | |
431 | printf("%d %d %d",a,b,c); | |
432 | printf(COMMENT "%d",c+EXTRAARGC); | |
433 | break; | |
434 | case OP_SELF: | |
435 | printf("%d %d %d%s",a,b,c,ISK); | |
436 | if (isk) { printf(COMMENT); PrintConstant(f,c); } | |
437 | break; | |
438 | case OP_ADDI: | |
439 | printf("%d %d %d",a,b,sc); | |
440 | break; | |
441 | case OP_ADDK: | |
442 | printf("%d %d %d",a,b,c); | |
443 | printf(COMMENT); PrintConstant(f,c); | |
444 | break; | |
445 | case OP_SUBK: | |
446 | printf("%d %d %d",a,b,c); | |
447 | printf(COMMENT); PrintConstant(f,c); | |
448 | break; | |
449 | case OP_MULK: | |
450 | printf("%d %d %d",a,b,c); | |
451 | printf(COMMENT); PrintConstant(f,c); | |
452 | break; | |
453 | case OP_MODK: | |
454 | printf("%d %d %d",a,b,c); | |
455 | printf(COMMENT); PrintConstant(f,c); | |
456 | break; | |
457 | case OP_POWK: | |
458 | printf("%d %d %d",a,b,c); | |
459 | printf(COMMENT); PrintConstant(f,c); | |
460 | break; | |
461 | case OP_DIVK: | |
462 | printf("%d %d %d",a,b,c); | |
463 | printf(COMMENT); PrintConstant(f,c); | |
464 | break; | |
465 | case OP_IDIVK: | |
466 | printf("%d %d %d",a,b,c); | |
467 | printf(COMMENT); PrintConstant(f,c); | |
468 | break; | |
469 | case OP_BANDK: | |
470 | printf("%d %d %d",a,b,c); | |
471 | printf(COMMENT); PrintConstant(f,c); | |
472 | break; | |
473 | case OP_BORK: | |
474 | printf("%d %d %d",a,b,c); | |
475 | printf(COMMENT); PrintConstant(f,c); | |
476 | break; | |
477 | case OP_BXORK: | |
478 | printf("%d %d %d",a,b,c); | |
479 | printf(COMMENT); PrintConstant(f,c); | |
480 | break; | |
481 | case OP_SHRI: | |
482 | printf("%d %d %d",a,b,sc); | |
483 | break; | |
484 | case OP_SHLI: | |
485 | printf("%d %d %d",a,b,sc); | |
486 | break; | |
487 | case OP_ADD: | |
488 | printf("%d %d %d",a,b,c); | |
489 | break; | |
490 | case OP_SUB: | |
491 | printf("%d %d %d",a,b,c); | |
492 | break; | |
493 | case OP_MUL: | |
494 | printf("%d %d %d",a,b,c); | |
495 | break; | |
496 | case OP_MOD: | |
497 | printf("%d %d %d",a,b,c); | |
498 | break; | |
499 | case OP_POW: | |
500 | printf("%d %d %d",a,b,c); | |
501 | break; | |
502 | case OP_DIV: | |
503 | printf("%d %d %d",a,b,c); | |
504 | break; | |
505 | case OP_IDIV: | |
506 | printf("%d %d %d",a,b,c); | |
507 | break; | |
508 | case OP_BAND: | |
509 | printf("%d %d %d",a,b,c); | |
510 | break; | |
511 | case OP_BOR: | |
512 | printf("%d %d %d",a,b,c); | |
513 | break; | |
514 | case OP_BXOR: | |
515 | printf("%d %d %d",a,b,c); | |
516 | break; | |
517 | case OP_SHL: | |
518 | printf("%d %d %d",a,b,c); | |
519 | break; | |
520 | case OP_SHR: | |
521 | printf("%d %d %d",a,b,c); | |
522 | break; | |
523 | case OP_MMBIN: | |
524 | printf("%d %d %d",a,b,c); | |
525 | printf(COMMENT "%s",eventname(c)); | |
526 | break; | |
527 | case OP_MMBINI: | |
528 | printf("%d %d %d %d",a,sb,c,isk); | |
529 | printf(COMMENT "%s",eventname(c)); | |
530 | if (isk) printf(" flip"); | |
531 | break; | |
532 | case OP_MMBINK: | |
533 | printf("%d %d %d %d",a,b,c,isk); | |
534 | printf(COMMENT "%s ",eventname(c)); PrintConstant(f,b); | |
535 | if (isk) printf(" flip"); | |
536 | break; | |
537 | case OP_UNM: | |
538 | printf("%d %d",a,b); | |
539 | break; | |
540 | case OP_BNOT: | |
541 | printf("%d %d",a,b); | |
542 | break; | |
543 | case OP_NOT: | |
544 | printf("%d %d",a,b); | |
545 | break; | |
546 | case OP_LEN: | |
547 | printf("%d %d",a,b); | |
548 | break; | |
549 | case OP_CONCAT: | |
550 | printf("%d %d",a,b); | |
551 | break; | |
552 | case OP_CLOSE: | |
553 | printf("%d",a); | |
554 | break; | |
555 | case OP_TBC: | |
556 | printf("%d",a); | |
557 | break; | |
558 | case OP_JMP: | |
559 | printf("%d",GETARG_sJ(i)); | |
560 | printf(COMMENT "to %d",GETARG_sJ(i)+pc+2); | |
561 | break; | |
562 | case OP_EQ: | |
563 | printf("%d %d %d",a,b,isk); | |
564 | break; | |
565 | case OP_LT: | |
566 | printf("%d %d %d",a,b,isk); | |
567 | break; | |
568 | case OP_LE: | |
569 | printf("%d %d %d",a,b,isk); | |
570 | break; | |
571 | case OP_EQK: | |
572 | printf("%d %d %d",a,b,isk); | |
573 | printf(COMMENT); PrintConstant(f,b); | |
574 | break; | |
575 | case OP_EQI: | |
576 | printf("%d %d %d",a,sb,isk); | |
577 | break; | |
578 | case OP_LTI: | |
579 | printf("%d %d %d",a,sb,isk); | |
580 | break; | |
581 | case OP_LEI: | |
582 | printf("%d %d %d",a,sb,isk); | |
583 | break; | |
584 | case OP_GTI: | |
585 | printf("%d %d %d",a,sb,isk); | |
586 | break; | |
587 | case OP_GEI: | |
588 | printf("%d %d %d",a,sb,isk); | |
589 | break; | |
590 | case OP_TEST: | |
591 | printf("%d %d",a,isk); | |
592 | break; | |
593 | case OP_TESTSET: | |
594 | printf("%d %d %d",a,b,isk); | |
595 | break; | |
596 | case OP_CALL: | |
597 | printf("%d %d %d",a,b,c); | |
598 | printf(COMMENT); | |
599 | if (b==0) printf("all in "); else printf("%d in ",b-1); | |
600 | if (c==0) printf("all out"); else printf("%d out",c-1); | |
601 | break; | |
602 | case OP_TAILCALL: | |
603 | printf("%d %d %d",a,b,c); | |
604 | printf(COMMENT "%d in",b-1); | |
605 | break; | |
606 | case OP_RETURN: | |
607 | printf("%d %d %d",a,b,c); | |
608 | printf(COMMENT); | |
609 | if (b==0) printf("all out"); else printf("%d out",b-1); | |
610 | break; | |
611 | case OP_RETURN0: | |
612 | break; | |
613 | case OP_RETURN1: | |
614 | printf("%d",a); | |
615 | break; | |
616 | case OP_FORLOOP: | |
617 | printf("%d %d",a,bx); | |
618 | printf(COMMENT "to %d",pc-bx+2); | |
619 | break; | |
620 | case OP_FORPREP: | |
621 | printf("%d %d",a,bx); | |
622 | printf(COMMENT "to %d",pc+bx+2); | |
623 | break; | |
624 | case OP_TFORPREP: | |
625 | printf("%d %d",a,bx); | |
626 | printf(COMMENT "to %d",pc+bx+2); | |
627 | break; | |
628 | case OP_TFORCALL: | |
629 | printf("%d %d",a,c); | |
630 | break; | |
631 | case OP_TFORLOOP: | |
632 | printf("%d %d",a,bx); | |
633 | printf(COMMENT "to %d",pc-bx+2); | |
634 | break; | |
635 | case OP_SETLIST: | |
636 | printf("%d %d %d",a,b,c); | |
637 | if (isk) printf(COMMENT "%d",c+EXTRAARGC); | |
638 | break; | |
639 | case OP_CLOSURE: | |
640 | printf("%d %d",a,bx); | |
641 | printf(COMMENT "%p",VOID(f->p[bx])); | |
642 | break; | |
643 | case OP_VARARG: | |
644 | printf("%d %d",a,c); | |
645 | printf(COMMENT); | |
646 | if (c==0) printf("all out"); else printf("%d out",c-1); | |
647 | break; | |
648 | case OP_VARARGPREP: | |
649 | printf("%d",a); | |
650 | break; | |
651 | case OP_EXTRAARG: | |
652 | printf("%d",ax); | |
653 | break; | |
654 | #if 0 | |
655 | default: | |
656 | printf("%d %d %d",a,b,c); | |
657 | printf(COMMENT "not handled"); | |
658 | break; | |
659 | #endif | |
660 | } | |
661 | printf("\n"); | |
662 | } | |
663 | } | |
664 | ||
665 | ||
666 | #define SS(x) ((x==1)?"":"s") | |
667 | #define S(x) (int)(x),SS(x) | |
668 | ||
669 | static void PrintHeader(const Proto* f) | |
670 | { | |
671 | const char* s=f->source ? getstr(f->source) : "=?"; | |
672 | if (*s=='@' || *s=='=') | |
673 | s++; | |
674 | else if (*s==LUA_SIGNATURE[0]) | |
675 | s="(bstring)"; | |
676 | else | |
677 | s="(string)"; | |
678 | printf("\n%s <%s:%d,%d> (%d instruction%s at %p)\n", | |
679 | (f->linedefined==0)?"main":"function",s, | |
680 | f->linedefined,f->lastlinedefined, | |
681 | S(f->sizecode),VOID(f)); | |
682 | printf("%d%s param%s, %d slot%s, %d upvalue%s, ", | |
683 | (int)(f->numparams),f->is_vararg?"+":"",SS(f->numparams), | |
684 | S(f->maxstacksize),S(f->sizeupvalues)); | |
685 | printf("%d local%s, %d constant%s, %d function%s\n", | |
686 | S(f->sizelocvars),S(f->sizek),S(f->sizep)); | |
687 | } | |
688 | ||
689 | static void PrintDebug(const Proto* f) | |
690 | { | |
691 | int i,n; | |
692 | n=f->sizek; | |
693 | printf("constants (%d) for %p:\n",n,VOID(f)); | |
694 | for (i=0; i<n; i++) | |
695 | { | |
696 | printf("\t%d\t",i); | |
697 | PrintType(f,i); | |
698 | PrintConstant(f,i); | |
699 | printf("\n"); | |
700 | } | |
701 | n=f->sizelocvars; | |
702 | printf("locals (%d) for %p:\n",n,VOID(f)); | |
703 | for (i=0; i<n; i++) | |
704 | { | |
705 | printf("\t%d\t%s\t%d\t%d\n", | |
706 | i,getstr(f->locvars[i].varname),f->locvars[i].startpc+1,f->locvars[i].endpc+1); | |
707 | } | |
708 | n=f->sizeupvalues; | |
709 | printf("upvalues (%d) for %p:\n",n,VOID(f)); | |
710 | for (i=0; i<n; i++) | |
711 | { | |
712 | printf("\t%d\t%s\t%d\t%d\n", | |
713 | i,UPVALNAME(i),f->upvalues[i].instack,f->upvalues[i].idx); | |
714 | } | |
715 | } | |
716 | ||
717 | static void PrintFunction(const Proto* f, int full) | |
718 | { | |
719 | int i,n=f->sizep; | |
720 | PrintHeader(f); | |
721 | PrintCode(f); | |
722 | if (full) PrintDebug(f); | |
723 | for (i=0; i<n; i++) PrintFunction(f->p[i],full); | |
724 | } |