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 | luaM_freearray(L,f->lineinfo,f->sizelineinfo); |
159 | f->sizelineinfo=0; |
160 | return f; |
161 | } |
162 | } |
163 | |
164 | static int writer(lua_State* L, const void* p, size_t size, void* u) |
165 | { |
166 | UNUSED(L); |
167 | return (fwrite(p,size,1,(FILE*)u)!=1) && (size!=0); |
168 | } |
169 | |
170 | static int pmain(lua_State* L) |
171 | { |
172 | int argc=(int)lua_tointeger(L,1); |
173 | char** argv=(char**)lua_touserdata(L,2); |
174 | const Proto* f; |
175 | int i; |
176 | tmname=G(L)->tmname; |
177 | if (!lua_checkstack(L,argc)) fatal("too many input files" ); |
178 | for (i=0; i<argc; i++) |
179 | { |
180 | const char* filename=IS("-" ) ? NULL : argv[i]; |
181 | if (luaL_loadfile(L,filename)!=LUA_OK) fatal(lua_tostring(L,-1)); |
182 | } |
183 | f=combine(L,argc); |
184 | if (listing) luaU_print(f,listing>1); |
185 | if (dumping) |
186 | { |
187 | FILE* D= (output==NULL) ? stdout : fopen(output,"wb" ); |
188 | if (D==NULL) cannot("open" ); |
189 | lua_lock(L); |
190 | luaU_dump(L,f,writer,D,stripping); |
191 | lua_unlock(L); |
192 | if (ferror(D)) cannot("write" ); |
193 | if (fclose(D)) cannot("close" ); |
194 | } |
195 | return 0; |
196 | } |
197 | |
198 | int main(int argc, char* argv[]) |
199 | { |
200 | lua_State* L; |
201 | int i=doargs(argc,argv); |
202 | argc-=i; argv+=i; |
203 | if (argc<=0) usage("no input files given" ); |
204 | L=luaL_newstate(); |
205 | if (L==NULL) fatal("cannot create state: not enough memory" ); |
206 | lua_pushcfunction(L,&pmain); |
207 | lua_pushinteger(L,argc); |
208 | lua_pushlightuserdata(L,argv); |
209 | if (lua_pcall(L,2,0,0)!=LUA_OK) fatal(lua_tostring(L,-1)); |
210 | lua_close(L); |
211 | return EXIT_SUCCESS; |
212 | } |
213 | |
214 | /* |
215 | ** print bytecodes |
216 | */ |
217 | |
218 | #define UPVALNAME(x) ((f->upvalues[x].name) ? getstr(f->upvalues[x].name) : "-") |
219 | #define VOID(p) ((const void*)(p)) |
220 | #define eventname(i) (getstr(tmname[i])) |
221 | |
222 | static void PrintString(const TString* ts) |
223 | { |
224 | const char* s=getstr(ts); |
225 | size_t i,n=tsslen(ts); |
226 | printf("\"" ); |
227 | for (i=0; i<n; i++) |
228 | { |
229 | int c=(int)(unsigned char)s[i]; |
230 | switch (c) |
231 | { |
232 | case '"': |
233 | printf("\\\"" ); |
234 | break; |
235 | case '\\': |
236 | printf("\\\\" ); |
237 | break; |
238 | case '\a': |
239 | printf("\\a" ); |
240 | break; |
241 | case '\b': |
242 | printf("\\b" ); |
243 | break; |
244 | case '\f': |
245 | printf("\\f" ); |
246 | break; |
247 | case '\n': |
248 | printf("\\n" ); |
249 | break; |
250 | case '\r': |
251 | printf("\\r" ); |
252 | break; |
253 | case '\t': |
254 | printf("\\t" ); |
255 | break; |
256 | case '\v': |
257 | printf("\\v" ); |
258 | break; |
259 | default: |
260 | if (isprint(c)) printf("%c" ,c); else printf("\\%03d" ,c); |
261 | break; |
262 | } |
263 | } |
264 | printf("\"" ); |
265 | } |
266 | |
267 | static void PrintType(const Proto* f, int i) |
268 | { |
269 | const TValue* o=&f->k[i]; |
270 | switch (ttypetag(o)) |
271 | { |
272 | case LUA_VNIL: |
273 | printf("N" ); |
274 | break; |
275 | case LUA_VFALSE: |
276 | case LUA_VTRUE: |
277 | printf("B" ); |
278 | break; |
279 | case LUA_VNUMFLT: |
280 | printf("F" ); |
281 | break; |
282 | case LUA_VNUMINT: |
283 | printf("I" ); |
284 | break; |
285 | case LUA_VSHRSTR: |
286 | case LUA_VLNGSTR: |
287 | printf("S" ); |
288 | break; |
289 | default: /* cannot happen */ |
290 | printf("?%d" ,ttypetag(o)); |
291 | break; |
292 | } |
293 | printf("\t" ); |
294 | } |
295 | |
296 | static void PrintConstant(const Proto* f, int i) |
297 | { |
298 | const TValue* o=&f->k[i]; |
299 | switch (ttypetag(o)) |
300 | { |
301 | case LUA_VNIL: |
302 | printf("nil" ); |
303 | break; |
304 | case LUA_VFALSE: |
305 | printf("false" ); |
306 | break; |
307 | case LUA_VTRUE: |
308 | printf("true" ); |
309 | break; |
310 | case LUA_VNUMFLT: |
311 | { |
312 | char buff[100]; |
313 | sprintf(buff,LUA_NUMBER_FMT,fltvalue(o)); |
314 | printf("%s" ,buff); |
315 | if (buff[strspn(buff,"-0123456789" )]=='\0') printf(".0" ); |
316 | break; |
317 | } |
318 | case LUA_VNUMINT: |
319 | printf(LUA_INTEGER_FMT,ivalue(o)); |
320 | break; |
321 | case LUA_VSHRSTR: |
322 | case LUA_VLNGSTR: |
323 | PrintString(tsvalue(o)); |
324 | break; |
325 | default: /* cannot happen */ |
326 | printf("?%d" ,ttypetag(o)); |
327 | break; |
328 | } |
329 | } |
330 | |
331 | #define "\t; " |
332 | #define GETARG_Ax(code[pc+1]) |
333 | #define (EXTRAARG*(MAXARG_C+1)) |
334 | #define ISK (isk ? "k" : "") |
335 | |
336 | static void PrintCode(const Proto* f) |
337 | { |
338 | const Instruction* code=f->code; |
339 | int pc,n=f->sizecode; |
340 | for (pc=0; pc<n; pc++) |
341 | { |
342 | Instruction i=code[pc]; |
343 | OpCode o=GET_OPCODE(i); |
344 | int a=GETARG_A(i); |
345 | int b=GETARG_B(i); |
346 | int c=GETARG_C(i); |
347 | int ax=GETARG_Ax(i); |
348 | int bx=GETARG_Bx(i); |
349 | int sb=GETARG_sB(i); |
350 | int sc=GETARG_sC(i); |
351 | int sbx=GETARG_sBx(i); |
352 | int isk=GETARG_k(i); |
353 | int line=luaG_getfuncline(f,pc); |
354 | printf("\t%d\t" ,pc+1); |
355 | if (line>0) printf("[%d]\t" ,line); else printf("[-]\t" ); |
356 | printf("%-9s\t" ,opnames[o]); |
357 | switch (o) |
358 | { |
359 | case OP_MOVE: |
360 | printf("%d %d" ,a,b); |
361 | break; |
362 | case OP_LOADI: |
363 | printf("%d %d" ,a,sbx); |
364 | break; |
365 | case OP_LOADF: |
366 | printf("%d %d" ,a,sbx); |
367 | break; |
368 | case OP_LOADK: |
369 | printf("%d %d" ,a,bx); |
370 | printf(COMMENT); PrintConstant(f,bx); |
371 | break; |
372 | case OP_LOADKX: |
373 | printf("%d" ,a); |
374 | printf(COMMENT); PrintConstant(f,EXTRAARG); |
375 | break; |
376 | case OP_LOADFALSE: |
377 | printf("%d" ,a); |
378 | break; |
379 | case OP_LFALSESKIP: |
380 | printf("%d" ,a); |
381 | break; |
382 | case OP_LOADTRUE: |
383 | printf("%d" ,a); |
384 | break; |
385 | case OP_LOADNIL: |
386 | printf("%d %d" ,a,b); |
387 | printf(COMMENT "%d out" ,b+1); |
388 | break; |
389 | case OP_GETUPVAL: |
390 | printf("%d %d" ,a,b); |
391 | printf(COMMENT "%s" ,UPVALNAME(b)); |
392 | break; |
393 | case OP_SETUPVAL: |
394 | printf("%d %d" ,a,b); |
395 | printf(COMMENT "%s" ,UPVALNAME(b)); |
396 | break; |
397 | case OP_GETTABUP: |
398 | printf("%d %d %d" ,a,b,c); |
399 | printf(COMMENT "%s" ,UPVALNAME(b)); |
400 | printf(" " ); PrintConstant(f,c); |
401 | break; |
402 | case OP_GETTABLE: |
403 | printf("%d %d %d" ,a,b,c); |
404 | break; |
405 | case OP_GETI: |
406 | printf("%d %d %d" ,a,b,c); |
407 | break; |
408 | case OP_GETFIELD: |
409 | printf("%d %d %d" ,a,b,c); |
410 | printf(COMMENT); PrintConstant(f,c); |
411 | break; |
412 | case OP_SETTABUP: |
413 | printf("%d %d %d%s" ,a,b,c,ISK); |
414 | printf(COMMENT "%s" ,UPVALNAME(a)); |
415 | printf(" " ); PrintConstant(f,b); |
416 | if (isk) { printf(" " ); PrintConstant(f,c); } |
417 | break; |
418 | case OP_SETTABLE: |
419 | printf("%d %d %d%s" ,a,b,c,ISK); |
420 | if (isk) { printf(COMMENT); PrintConstant(f,c); } |
421 | break; |
422 | case OP_SETI: |
423 | printf("%d %d %d%s" ,a,b,c,ISK); |
424 | if (isk) { printf(COMMENT); PrintConstant(f,c); } |
425 | break; |
426 | case OP_SETFIELD: |
427 | printf("%d %d %d%s" ,a,b,c,ISK); |
428 | printf(COMMENT); PrintConstant(f,b); |
429 | if (isk) { printf(" " ); PrintConstant(f,c); } |
430 | break; |
431 | case OP_NEWTABLE: |
432 | printf("%d %d %d" ,a,b,c); |
433 | printf(COMMENT "%d" ,c+EXTRAARGC); |
434 | break; |
435 | case OP_SELF: |
436 | printf("%d %d %d%s" ,a,b,c,ISK); |
437 | if (isk) { printf(COMMENT); PrintConstant(f,c); } |
438 | break; |
439 | case OP_ADDI: |
440 | printf("%d %d %d" ,a,b,sc); |
441 | break; |
442 | case OP_ADDK: |
443 | printf("%d %d %d" ,a,b,c); |
444 | printf(COMMENT); PrintConstant(f,c); |
445 | break; |
446 | case OP_SUBK: |
447 | printf("%d %d %d" ,a,b,c); |
448 | printf(COMMENT); PrintConstant(f,c); |
449 | break; |
450 | case OP_MULK: |
451 | printf("%d %d %d" ,a,b,c); |
452 | printf(COMMENT); PrintConstant(f,c); |
453 | break; |
454 | case OP_MODK: |
455 | printf("%d %d %d" ,a,b,c); |
456 | printf(COMMENT); PrintConstant(f,c); |
457 | break; |
458 | case OP_POWK: |
459 | printf("%d %d %d" ,a,b,c); |
460 | printf(COMMENT); PrintConstant(f,c); |
461 | break; |
462 | case OP_DIVK: |
463 | printf("%d %d %d" ,a,b,c); |
464 | printf(COMMENT); PrintConstant(f,c); |
465 | break; |
466 | case OP_IDIVK: |
467 | printf("%d %d %d" ,a,b,c); |
468 | printf(COMMENT); PrintConstant(f,c); |
469 | break; |
470 | case OP_BANDK: |
471 | printf("%d %d %d" ,a,b,c); |
472 | printf(COMMENT); PrintConstant(f,c); |
473 | break; |
474 | case OP_BORK: |
475 | printf("%d %d %d" ,a,b,c); |
476 | printf(COMMENT); PrintConstant(f,c); |
477 | break; |
478 | case OP_BXORK: |
479 | printf("%d %d %d" ,a,b,c); |
480 | printf(COMMENT); PrintConstant(f,c); |
481 | break; |
482 | case OP_SHRI: |
483 | printf("%d %d %d" ,a,b,sc); |
484 | break; |
485 | case OP_SHLI: |
486 | printf("%d %d %d" ,a,b,sc); |
487 | break; |
488 | case OP_ADD: |
489 | printf("%d %d %d" ,a,b,c); |
490 | break; |
491 | case OP_SUB: |
492 | printf("%d %d %d" ,a,b,c); |
493 | break; |
494 | case OP_MUL: |
495 | printf("%d %d %d" ,a,b,c); |
496 | break; |
497 | case OP_MOD: |
498 | printf("%d %d %d" ,a,b,c); |
499 | break; |
500 | case OP_POW: |
501 | printf("%d %d %d" ,a,b,c); |
502 | break; |
503 | case OP_DIV: |
504 | printf("%d %d %d" ,a,b,c); |
505 | break; |
506 | case OP_IDIV: |
507 | printf("%d %d %d" ,a,b,c); |
508 | break; |
509 | case OP_BAND: |
510 | printf("%d %d %d" ,a,b,c); |
511 | break; |
512 | case OP_BOR: |
513 | printf("%d %d %d" ,a,b,c); |
514 | break; |
515 | case OP_BXOR: |
516 | printf("%d %d %d" ,a,b,c); |
517 | break; |
518 | case OP_SHL: |
519 | printf("%d %d %d" ,a,b,c); |
520 | break; |
521 | case OP_SHR: |
522 | printf("%d %d %d" ,a,b,c); |
523 | break; |
524 | case OP_MMBIN: |
525 | printf("%d %d %d" ,a,b,c); |
526 | printf(COMMENT "%s" ,eventname(c)); |
527 | break; |
528 | case OP_MMBINI: |
529 | printf("%d %d %d %d" ,a,sb,c,isk); |
530 | printf(COMMENT "%s" ,eventname(c)); |
531 | if (isk) printf(" flip" ); |
532 | break; |
533 | case OP_MMBINK: |
534 | printf("%d %d %d %d" ,a,b,c,isk); |
535 | printf(COMMENT "%s " ,eventname(c)); PrintConstant(f,b); |
536 | if (isk) printf(" flip" ); |
537 | break; |
538 | case OP_UNM: |
539 | printf("%d %d" ,a,b); |
540 | break; |
541 | case OP_BNOT: |
542 | printf("%d %d" ,a,b); |
543 | break; |
544 | case OP_NOT: |
545 | printf("%d %d" ,a,b); |
546 | break; |
547 | case OP_LEN: |
548 | printf("%d %d" ,a,b); |
549 | break; |
550 | case OP_CONCAT: |
551 | printf("%d %d" ,a,b); |
552 | break; |
553 | case OP_CLOSE: |
554 | printf("%d" ,a); |
555 | break; |
556 | case OP_TBC: |
557 | printf("%d" ,a); |
558 | break; |
559 | case OP_JMP: |
560 | printf("%d" ,GETARG_sJ(i)); |
561 | printf(COMMENT "to %d" ,GETARG_sJ(i)+pc+2); |
562 | break; |
563 | case OP_EQ: |
564 | printf("%d %d %d" ,a,b,isk); |
565 | break; |
566 | case OP_LT: |
567 | printf("%d %d %d" ,a,b,isk); |
568 | break; |
569 | case OP_LE: |
570 | printf("%d %d %d" ,a,b,isk); |
571 | break; |
572 | case OP_EQK: |
573 | printf("%d %d %d" ,a,b,isk); |
574 | printf(COMMENT); PrintConstant(f,b); |
575 | break; |
576 | case OP_EQI: |
577 | printf("%d %d %d" ,a,sb,isk); |
578 | break; |
579 | case OP_LTI: |
580 | printf("%d %d %d" ,a,sb,isk); |
581 | break; |
582 | case OP_LEI: |
583 | printf("%d %d %d" ,a,sb,isk); |
584 | break; |
585 | case OP_GTI: |
586 | printf("%d %d %d" ,a,sb,isk); |
587 | break; |
588 | case OP_GEI: |
589 | printf("%d %d %d" ,a,sb,isk); |
590 | break; |
591 | case OP_TEST: |
592 | printf("%d %d" ,a,isk); |
593 | break; |
594 | case OP_TESTSET: |
595 | printf("%d %d %d" ,a,b,isk); |
596 | break; |
597 | case OP_CALL: |
598 | printf("%d %d %d" ,a,b,c); |
599 | printf(COMMENT); |
600 | if (b==0) printf("all in " ); else printf("%d in " ,b-1); |
601 | if (c==0) printf("all out" ); else printf("%d out" ,c-1); |
602 | break; |
603 | case OP_TAILCALL: |
604 | printf("%d %d %d%s" ,a,b,c,ISK); |
605 | printf(COMMENT "%d in" ,b-1); |
606 | break; |
607 | case OP_RETURN: |
608 | printf("%d %d %d%s" ,a,b,c,ISK); |
609 | printf(COMMENT); |
610 | if (b==0) printf("all out" ); else printf("%d out" ,b-1); |
611 | break; |
612 | case OP_RETURN0: |
613 | break; |
614 | case OP_RETURN1: |
615 | printf("%d" ,a); |
616 | break; |
617 | case OP_FORLOOP: |
618 | printf("%d %d" ,a,bx); |
619 | printf(COMMENT "to %d" ,pc-bx+2); |
620 | break; |
621 | case OP_FORPREP: |
622 | printf("%d %d" ,a,bx); |
623 | printf(COMMENT "exit to %d" ,pc+bx+3); |
624 | break; |
625 | case OP_TFORPREP: |
626 | printf("%d %d" ,a,bx); |
627 | printf(COMMENT "to %d" ,pc+bx+2); |
628 | break; |
629 | case OP_TFORCALL: |
630 | printf("%d %d" ,a,c); |
631 | break; |
632 | case OP_TFORLOOP: |
633 | printf("%d %d" ,a,bx); |
634 | printf(COMMENT "to %d" ,pc-bx+2); |
635 | break; |
636 | case OP_SETLIST: |
637 | printf("%d %d %d" ,a,b,c); |
638 | if (isk) printf(COMMENT "%d" ,c+EXTRAARGC); |
639 | break; |
640 | case OP_CLOSURE: |
641 | printf("%d %d" ,a,bx); |
642 | printf(COMMENT "%p" ,VOID(f->p[bx])); |
643 | break; |
644 | case OP_VARARG: |
645 | printf("%d %d" ,a,c); |
646 | printf(COMMENT); |
647 | if (c==0) printf("all out" ); else printf("%d out" ,c-1); |
648 | break; |
649 | case OP_VARARGPREP: |
650 | printf("%d" ,a); |
651 | break; |
652 | case OP_EXTRAARG: |
653 | printf("%d" ,ax); |
654 | break; |
655 | #if 0 |
656 | default: |
657 | printf("%d %d %d" ,a,b,c); |
658 | printf(COMMENT "not handled" ); |
659 | break; |
660 | #endif |
661 | } |
662 | printf("\n" ); |
663 | } |
664 | } |
665 | |
666 | |
667 | #define SS(x) ((x==1)?"":"s") |
668 | #define S(x) (int)(x),SS(x) |
669 | |
670 | static void (const Proto* f) |
671 | { |
672 | const char* s=f->source ? getstr(f->source) : "=?" ; |
673 | if (*s=='@' || *s=='=') |
674 | s++; |
675 | else if (*s==LUA_SIGNATURE[0]) |
676 | s="(bstring)" ; |
677 | else |
678 | s="(string)" ; |
679 | printf("\n%s <%s:%d,%d> (%d instruction%s at %p)\n" , |
680 | (f->linedefined==0)?"main" :"function" ,s, |
681 | f->linedefined,f->lastlinedefined, |
682 | S(f->sizecode),VOID(f)); |
683 | printf("%d%s param%s, %d slot%s, %d upvalue%s, " , |
684 | (int)(f->numparams),f->is_vararg?"+" :"" ,SS(f->numparams), |
685 | S(f->maxstacksize),S(f->sizeupvalues)); |
686 | printf("%d local%s, %d constant%s, %d function%s\n" , |
687 | S(f->sizelocvars),S(f->sizek),S(f->sizep)); |
688 | } |
689 | |
690 | static void PrintDebug(const Proto* f) |
691 | { |
692 | int i,n; |
693 | n=f->sizek; |
694 | printf("constants (%d) for %p:\n" ,n,VOID(f)); |
695 | for (i=0; i<n; i++) |
696 | { |
697 | printf("\t%d\t" ,i); |
698 | PrintType(f,i); |
699 | PrintConstant(f,i); |
700 | printf("\n" ); |
701 | } |
702 | n=f->sizelocvars; |
703 | printf("locals (%d) for %p:\n" ,n,VOID(f)); |
704 | for (i=0; i<n; i++) |
705 | { |
706 | printf("\t%d\t%s\t%d\t%d\n" , |
707 | i,getstr(f->locvars[i].varname),f->locvars[i].startpc+1,f->locvars[i].endpc+1); |
708 | } |
709 | n=f->sizeupvalues; |
710 | printf("upvalues (%d) for %p:\n" ,n,VOID(f)); |
711 | for (i=0; i<n; i++) |
712 | { |
713 | printf("\t%d\t%s\t%d\t%d\n" , |
714 | i,UPVALNAME(i),f->upvalues[i].instack,f->upvalues[i].idx); |
715 | } |
716 | } |
717 | |
718 | static void PrintFunction(const Proto* f, int full) |
719 | { |
720 | int i,n=f->sizep; |
721 | PrintHeader(f); |
722 | PrintCode(f); |
723 | if (full) PrintDebug(f); |
724 | for (i=0; i<n; i++) PrintFunction(f->p[i],full); |
725 | } |
726 | |