7637b6cc |
1 | /* |
2 | * ia32rtools |
3 | * (C) notaz, 2013,2014 |
4 | * |
5 | * This work is licensed under the terms of 3-clause BSD license. |
6 | * See COPYING file in the top-level directory. |
7 | */ |
8 | |
054f95b2 |
9 | #define _GNU_SOURCE |
10 | #include <stdio.h> |
11 | #include <stdlib.h> |
12 | #include <string.h> |
13 | |
14 | #include "my_assert.h" |
15 | #include "my_str.h" |
16 | |
17 | #define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0])) |
18 | #define IS(w, y) !strcmp(w, y) |
19 | #define IS_START(w, y) !strncmp(w, y, strlen(y)) |
20 | |
21 | #include "protoparse.h" |
22 | |
23 | static const char *asmfn; |
24 | static int asmln; |
054f95b2 |
25 | |
b545ba7c |
26 | static const struct parsed_proto *g_func_sym_pp; |
27 | static char g_comment[256]; |
28 | static int g_warn_cnt; |
77f3a833 |
29 | static int g_cconv_novalidate; |
f0be238a |
30 | static int g_arm_mode; |
b545ba7c |
31 | |
36595fd2 |
32 | // note: must be in ascending order |
054f95b2 |
33 | enum dx_type { |
34 | DXT_UNSPEC, |
35 | DXT_BYTE, |
36 | DXT_WORD, |
37 | DXT_DWORD, |
38 | DXT_QUAD, |
39 | DXT_TEN, |
40 | }; |
41 | |
36595fd2 |
42 | #define anote(fmt, ...) \ |
43 | printf("%s:%d: note: " fmt, asmfn, asmln, ##__VA_ARGS__) |
b545ba7c |
44 | #define awarn(fmt, ...) do { \ |
45 | printf("%s:%d: warning: " fmt, asmfn, asmln, ##__VA_ARGS__); \ |
46 | if (++g_warn_cnt == 10) { \ |
47 | fcloseall(); \ |
48 | exit(1); \ |
49 | } \ |
50 | } while (0) |
054f95b2 |
51 | #define aerr(fmt, ...) do { \ |
52 | printf("%s:%d: error: " fmt, asmfn, asmln, ##__VA_ARGS__); \ |
53 | fcloseall(); \ |
54 | exit(1); \ |
55 | } while (0) |
56 | |
57 | #include "masm_tools.h" |
58 | |
59 | static char *next_word_s(char *w, size_t wsize, char *s) |
60 | { |
61 | int quote = 0; |
62 | size_t i; |
63 | |
64 | s = sskip(s); |
65 | |
66 | for (i = 0; i < wsize - 1; i++) { |
67 | if (s[i] == '\'') |
68 | quote ^= 1; |
69 | if (s[i] == 0 || (!quote && (my_isblank(s[i]) || s[i] == ','))) |
70 | break; |
71 | w[i] = s[i]; |
72 | } |
73 | w[i] = 0; |
74 | |
75 | if (s[i] != 0 && !my_isblank(s[i]) && s[i] != ',') |
76 | printf("warning: '%s' truncated\n", w); |
77 | |
78 | return s + i; |
79 | } |
80 | |
81 | static void next_section(FILE *fasm, char *name) |
82 | { |
83 | char words[2][256]; |
84 | char line[256]; |
85 | int wordc; |
86 | char *p; |
87 | |
88 | name[0] = 0; |
89 | |
90 | while (fgets(line, sizeof(line), fasm)) |
91 | { |
92 | wordc = 0; |
93 | asmln++; |
94 | |
95 | p = sskip(line); |
96 | if (*p == 0) |
97 | continue; |
98 | |
99 | if (*p == ';') { |
100 | while (strlen(line) == sizeof(line) - 1) { |
101 | // one of those long comment lines.. |
102 | if (!fgets(line, sizeof(line), fasm)) |
103 | break; |
104 | } |
105 | continue; |
106 | } |
107 | |
108 | for (wordc = 0; wordc < ARRAY_SIZE(words); wordc++) { |
109 | p = sskip(next_word(words[wordc], sizeof(words[0]), p)); |
110 | if (*p == 0 || *p == ';') { |
111 | wordc++; |
112 | break; |
113 | } |
114 | } |
115 | |
116 | if (wordc < 2) |
117 | continue; |
118 | |
119 | if (!IS(words[1], "segment")) |
120 | continue; |
121 | |
122 | strcpy(name, words[0]); |
123 | break; |
124 | } |
125 | } |
126 | |
127 | static enum dx_type parse_dx_directive(const char *name) |
128 | { |
129 | if (IS(name, "dd")) |
130 | return DXT_DWORD; |
131 | if (IS(name, "dw")) |
132 | return DXT_WORD; |
133 | if (IS(name, "db")) |
134 | return DXT_BYTE; |
135 | if (IS(name, "dq")) |
136 | return DXT_QUAD; |
137 | if (IS(name, "dt")) |
138 | return DXT_TEN; |
139 | |
140 | return DXT_UNSPEC; |
141 | } |
142 | |
143 | static const char *type_name(enum dx_type type) |
144 | { |
145 | switch (type) { |
146 | case DXT_BYTE: |
147 | return ".byte"; |
148 | case DXT_WORD: |
b0d802b2 |
149 | return ".hword"; |
054f95b2 |
150 | case DXT_DWORD: |
151 | return ".long"; |
152 | case DXT_QUAD: |
153 | return ".quad"; |
154 | case DXT_TEN: |
155 | return ".tfloat"; |
156 | case DXT_UNSPEC: |
157 | break; |
158 | } |
159 | return "<bad>"; |
160 | } |
161 | |
36595fd2 |
162 | static const char *type_name_float(enum dx_type type) |
163 | { |
164 | switch (type) { |
165 | case DXT_DWORD: |
166 | return ".float"; |
167 | case DXT_QUAD: |
168 | return ".double"; |
169 | case DXT_TEN: |
170 | return ".tfloat"; |
171 | default: |
172 | break; |
173 | } |
174 | return "<bad_float>"; |
175 | } |
176 | |
054f95b2 |
177 | static int type_size(enum dx_type type) |
178 | { |
179 | switch (type) { |
180 | case DXT_BYTE: |
181 | return 1; |
182 | case DXT_WORD: |
183 | return 2; |
184 | case DXT_DWORD: |
185 | return 4; |
186 | case DXT_QUAD: |
187 | return 8; |
188 | case DXT_TEN: |
189 | return 10; |
190 | case DXT_UNSPEC: |
191 | break; |
192 | } |
193 | return -1; |
194 | } |
195 | |
196 | static char *escape_string(char *s) |
197 | { |
198 | char buf[256]; |
199 | char *t = buf; |
200 | |
201 | for (; *s != 0; s++) { |
202 | if (*s == '"') { |
203 | strcpy(t, "\\22"); |
204 | t += strlen(t); |
205 | continue; |
206 | } |
207 | if (*s == '\\') { |
208 | strcpy(t, "\\\\"); |
209 | t += strlen(t); |
210 | continue; |
211 | } |
212 | *t++ = *s; |
213 | } |
214 | *t = *s; |
215 | return strcpy(s, buf); |
216 | } |
217 | |
b545ba7c |
218 | static void sprint_pp_short(const struct parsed_proto *pp, char *buf, |
219 | size_t buf_size) |
220 | { |
221 | char *p = buf; |
222 | size_t l; |
223 | int i; |
224 | |
225 | if (pp->ret_type.is_ptr) |
226 | *p++ = 'p'; |
227 | else if (IS(pp->ret_type.name, "void")) |
228 | *p++ = 'v'; |
229 | else |
230 | *p++ = 'i'; |
231 | *p++ = '('; |
232 | l = 2; |
233 | |
234 | for (i = 0; i < pp->argc; i++) { |
235 | if (pp->arg[i].reg != NULL) |
236 | snprintf(buf + l, buf_size - l, "%s%s", |
237 | i == 0 ? "" : ",", pp->arg[i].reg); |
238 | else |
239 | snprintf(buf + l, buf_size - l, "%sa%d", |
240 | i == 0 ? "" : ",", i + 1); |
241 | l = strlen(buf); |
242 | } |
243 | snprintf(buf + l, buf_size - l, ")"); |
244 | } |
245 | |
c0050df6 |
246 | static const struct parsed_proto *check_var(FILE *fhdr, |
247 | const char *sym, const char *varname) |
b545ba7c |
248 | { |
249 | const struct parsed_proto *pp, *pp_sym; |
179b79a9 |
250 | char fp_sym[256], fp_var[256], *p; |
251 | int i; |
b545ba7c |
252 | |
253 | pp = proto_parse(fhdr, varname, 1); |
36595fd2 |
254 | if (pp == NULL) { |
b545ba7c |
255 | if (IS_START(varname, "sub_")) |
256 | awarn("sub_ sym missing proto: '%s'\n", varname); |
c0050df6 |
257 | return NULL; |
36595fd2 |
258 | } |
259 | |
260 | if (!pp->is_func && !pp->is_fptr) |
c0050df6 |
261 | return NULL; |
b545ba7c |
262 | |
b74c31e3 |
263 | pp_print(fp_var, sizeof(fp_var), pp); |
b545ba7c |
264 | |
36595fd2 |
265 | if (pp->argc_reg == 0) |
b545ba7c |
266 | goto check_sym; |
36595fd2 |
267 | if (pp->argc_reg == 1 && pp->argc_stack == 0 |
268 | && IS(pp->arg[0].reg, "ecx")) |
269 | { |
b545ba7c |
270 | goto check_sym; |
36595fd2 |
271 | } |
77f3a833 |
272 | if (!g_cconv_novalidate |
273 | && (pp->argc_reg != 2 |
274 | || !IS(pp->arg[0].reg, "ecx") |
275 | || !IS(pp->arg[1].reg, "edx"))) |
36595fd2 |
276 | { |
b545ba7c |
277 | awarn("unhandled reg call: %s\n", fp_var); |
36595fd2 |
278 | } |
36595fd2 |
279 | |
b545ba7c |
280 | check_sym: |
179b79a9 |
281 | // fptrs must use 32bit args, callsite might have no information and |
282 | // lack a cast to smaller types, which results in incorrectly masked |
283 | // args passed (callee may assume masked args, it does on ARM) |
284 | for (i = 0; i < pp->argc; i++) { |
285 | if (pp->arg[i].type.is_ptr) |
286 | continue; |
287 | p = pp->arg[i].type.name; |
288 | if (strstr(p, "int8") || strstr(p, "int16") |
289 | || strstr(p, "char") || strstr(p, "short")) |
290 | { |
291 | awarn("reference to %s with arg%d '%s'\n", pp->name, i + 1, p); |
292 | } |
293 | } |
294 | |
b545ba7c |
295 | sprint_pp_short(pp, g_comment, sizeof(g_comment)); |
296 | |
297 | if (sym != NULL) { |
298 | g_func_sym_pp = NULL; |
299 | pp_sym = proto_parse(fhdr, sym, 1); |
300 | if (pp_sym == NULL) |
c0050df6 |
301 | return pp; |
b545ba7c |
302 | if (!pp_sym->is_fptr) |
303 | aerr("func ptr data, but label '%s' !is_fptr\n", pp_sym->name); |
304 | g_func_sym_pp = pp_sym; |
36595fd2 |
305 | } |
b545ba7c |
306 | else { |
307 | pp_sym = g_func_sym_pp; |
308 | if (pp_sym == NULL) |
c0050df6 |
309 | return pp; |
b545ba7c |
310 | } |
311 | |
27ebfaed |
312 | if (pp_cmp_func(pp, pp_sym)) { |
b74c31e3 |
313 | pp_print(fp_sym, sizeof(fp_sym), pp_sym); |
b545ba7c |
314 | anote("var: %s\n", fp_var); |
315 | anote("sym: %s\n", fp_sym); |
316 | awarn("^ mismatch\n"); |
36595fd2 |
317 | } |
c0050df6 |
318 | |
319 | return pp; |
36595fd2 |
320 | } |
321 | |
aa1aa2c2 |
322 | static void output_decorated_pp(FILE *fout, |
323 | const struct parsed_proto *pp) |
324 | { |
325 | if (pp->name[0] != '_') |
326 | fprintf(fout, pp->is_fastcall ? "@" : "_"); |
327 | fprintf(fout, "%s", pp->name); |
328 | if (pp->is_stdcall && pp->argc > 0) |
329 | fprintf(fout, "@%d", pp->argc * 4); |
330 | } |
331 | |
f0be238a |
332 | static int align_value(int src_val) |
333 | { |
334 | if (src_val <= 0) { |
335 | awarn("bad align: %d\n", src_val); |
336 | src_val = 1; |
337 | } |
338 | if (!g_arm_mode) |
339 | return src_val; |
340 | |
341 | return __builtin_ffs(src_val) - 1; |
342 | } |
343 | |
36595fd2 |
344 | static int cmpstringp(const void *p1, const void *p2) |
345 | { |
346 | return strcmp(*(char * const *)p1, *(char * const *)p2); |
347 | } |
348 | |
c87eb470 |
349 | /* XXX: maybe move to external file? */ |
350 | static const char *unwanted_syms[] = { |
351 | "aRuntimeError", |
352 | "aTlossError", |
353 | "aSingError", |
354 | "aDomainError", |
355 | "aR6029ThisAppli", |
356 | "aR6028UnableToI", |
357 | "aR6027NotEnough", |
358 | "aR6026NotEnough", |
359 | "aR6025PureVirtu", |
360 | "aR6024NotEnough", |
361 | "aR6019UnableToO", |
362 | "aR6018Unexpecte", |
363 | "aR6017Unexpecte", |
364 | "aR6016NotEnough", |
365 | "aAbnormalProgra", |
366 | "aR6009NotEnough", |
367 | "aR6008NotEnough", |
368 | "aR6002FloatingP", |
369 | "aMicrosoftVisua", |
370 | "aRuntimeErrorPr", |
371 | "aThisApplicatio", |
372 | "aMicrosoftFindF", |
373 | "aMicrosoftOffic", |
374 | }; |
375 | |
376 | static int is_unwanted_sym(const char *sym) |
377 | { |
378 | return bsearch(&sym, unwanted_syms, ARRAY_SIZE(unwanted_syms), |
379 | sizeof(unwanted_syms[0]), cmpstringp) != NULL; |
380 | } |
381 | |
054f95b2 |
382 | int main(int argc, char *argv[]) |
383 | { |
afdd4566 |
384 | FILE *fout, *fasm, *fhdr = NULL, *frlist; |
b545ba7c |
385 | const struct parsed_proto *pp; |
aa1aa2c2 |
386 | int no_decorations = 0; |
f0be238a |
387 | char comment_char = '#'; |
054f95b2 |
388 | char words[20][256]; |
054f95b2 |
389 | char word[256]; |
390 | char line[256]; |
c87eb470 |
391 | char last_sym[32]; |
054f95b2 |
392 | unsigned long val; |
393 | unsigned long cnt; |
394 | const char *sym; |
395 | enum dx_type type; |
36595fd2 |
396 | char **pub_syms; |
397 | int pub_sym_cnt = 0; |
398 | int pub_sym_alloc; |
399 | char **rlist; |
400 | int rlist_cnt = 0; |
401 | int rlist_alloc; |
afdd4566 |
402 | int header_mode = 0; |
403 | int is_ro = 0; |
054f95b2 |
404 | int is_label; |
36595fd2 |
405 | int is_bss; |
054f95b2 |
406 | int wordc; |
407 | int first; |
408 | int arg_out; |
409 | int arg = 1; |
410 | int len; |
36595fd2 |
411 | int w, i; |
054f95b2 |
412 | char *p; |
413 | char *p2; |
414 | |
36595fd2 |
415 | if (argc < 4) { |
aa1aa2c2 |
416 | // -nd: no symbol decorations |
afdd4566 |
417 | printf("usage:\n%s [-nd] [-i] [-a] <.s> <.asm> <hdrf> [rlist]*\n" |
418 | "%s -hdr <.h> <.asm>\n", |
419 | argv[0], argv[0]); |
054f95b2 |
420 | return 1; |
421 | } |
422 | |
aa1aa2c2 |
423 | for (arg = 1; arg < argc; arg++) { |
424 | if (IS(argv[arg], "-nd")) |
425 | no_decorations = 1; |
77f3a833 |
426 | else if (IS(argv[arg], "-i")) |
427 | g_cconv_novalidate = 1; |
f0be238a |
428 | else if (IS(argv[arg], "-a")) { |
429 | comment_char = '@'; |
430 | g_arm_mode = 1; |
431 | } |
afdd4566 |
432 | else if (IS(argv[arg], "-hdr")) |
433 | header_mode = 1; |
aa1aa2c2 |
434 | else |
435 | break; |
436 | } |
437 | |
054f95b2 |
438 | arg_out = arg++; |
439 | |
440 | asmfn = argv[arg++]; |
441 | fasm = fopen(asmfn, "r"); |
442 | my_assert_not(fasm, NULL); |
443 | |
afdd4566 |
444 | if (!header_mode) { |
445 | hdrfn = argv[arg++]; |
446 | fhdr = fopen(hdrfn, "r"); |
447 | my_assert_not(fhdr, NULL); |
448 | } |
054f95b2 |
449 | |
450 | fout = fopen(argv[arg_out], "w"); |
451 | my_assert_not(fout, NULL); |
452 | |
36595fd2 |
453 | pub_sym_alloc = 64; |
454 | pub_syms = malloc(pub_sym_alloc * sizeof(pub_syms[0])); |
455 | my_assert_not(pub_syms, NULL); |
456 | |
457 | rlist_alloc = 64; |
458 | rlist = malloc(rlist_alloc * sizeof(rlist[0])); |
459 | my_assert_not(rlist, NULL); |
460 | |
461 | for (; arg < argc; arg++) { |
462 | frlist = fopen(argv[arg], "r"); |
463 | my_assert_not(frlist, NULL); |
464 | |
465 | while (fgets(line, sizeof(line), frlist)) { |
466 | p = sskip(line); |
467 | if (*p == 0 || *p == ';') |
468 | continue; |
469 | |
470 | p = next_word(words[0], sizeof(words[0]), p); |
471 | if (words[0][0] == 0) |
472 | continue; |
473 | |
474 | if (rlist_cnt >= rlist_alloc) { |
475 | rlist_alloc = rlist_alloc * 2 + 64; |
476 | rlist = realloc(rlist, rlist_alloc * sizeof(rlist[0])); |
477 | my_assert_not(rlist, NULL); |
478 | } |
479 | rlist[rlist_cnt++] = strdup(words[0]); |
480 | } |
481 | |
482 | fclose(frlist); |
483 | frlist = NULL; |
484 | } |
485 | |
486 | if (rlist_cnt > 0) |
487 | qsort(rlist, rlist_cnt, sizeof(rlist[0]), cmpstringp); |
488 | |
c87eb470 |
489 | qsort(unwanted_syms, ARRAY_SIZE(unwanted_syms), |
490 | sizeof(unwanted_syms[0]), cmpstringp); |
491 | |
492 | last_sym[0] = 0; |
493 | |
36595fd2 |
494 | while (1) { |
054f95b2 |
495 | next_section(fasm, line); |
36595fd2 |
496 | if (feof(fasm)) |
497 | break; |
054f95b2 |
498 | if (IS(line + 1, "text")) |
499 | continue; |
500 | |
afdd4566 |
501 | if (IS(line + 1, "rdata")) { |
502 | is_ro = 1; |
503 | if (!header_mode) |
504 | fprintf(fout, "\n.section .rodata\n"); |
505 | } |
506 | else if (IS(line + 1, "data")) { |
507 | is_ro = 0; |
508 | if (!header_mode) |
509 | fprintf(fout, "\n.data\n"); |
510 | } |
054f95b2 |
511 | else |
512 | aerr("unhandled section: '%s'\n", line); |
513 | |
afdd4566 |
514 | if (!header_mode) |
515 | fprintf(fout, ".align %d\n", align_value(4)); |
054f95b2 |
516 | |
517 | while (fgets(line, sizeof(line), fasm)) |
518 | { |
519 | sym = NULL; |
520 | asmln++; |
521 | |
522 | p = sskip(line); |
b0d802b2 |
523 | if (*p == 0) |
524 | continue; |
525 | |
526 | if (*p == ';') { |
527 | if (IS_START(p, ";org") && sscanf(p + 5, "%Xh", &i) == 1) { |
528 | // ;org is only seen at section start, so assume . addr 0 |
529 | i &= 0xfff; |
afdd4566 |
530 | if (i != 0 && !header_mode) |
b0d802b2 |
531 | fprintf(fout, "\t\t .skip 0x%x\n", i); |
532 | } |
054f95b2 |
533 | continue; |
b0d802b2 |
534 | } |
054f95b2 |
535 | |
536 | for (wordc = 0; wordc < ARRAY_SIZE(words); wordc++) { |
054f95b2 |
537 | p = sskip(next_word_s(words[wordc], sizeof(words[0]), p)); |
538 | if (*p == 0 || *p == ';') { |
539 | wordc++; |
540 | break; |
541 | } |
542 | if (*p == ',') { |
054f95b2 |
543 | p = sskip(p + 1); |
544 | } |
545 | } |
546 | |
b545ba7c |
547 | if (*p == ';') { |
548 | p = sskip(p + 1); |
549 | if (IS_START(p, "sctclrtype")) |
550 | g_func_sym_pp = NULL; |
551 | } |
552 | |
054f95b2 |
553 | if (wordc == 2 && IS(words[1], "ends")) |
554 | break; |
36595fd2 |
555 | if (wordc <= 2 && IS(words[0], "end")) |
556 | break; |
054f95b2 |
557 | if (wordc < 2) |
558 | aerr("unhandled: '%s'\n", words[0]); |
559 | |
560 | // don't cares |
561 | if (IS(words[0], "assume")) |
562 | continue; |
563 | |
564 | if (IS(words[0], "align")) { |
afdd4566 |
565 | if (header_mode) |
566 | continue; |
567 | |
054f95b2 |
568 | val = parse_number(words[1]); |
f0be238a |
569 | fprintf(fout, "\t\t .align %d", align_value(val)); |
054f95b2 |
570 | goto fin; |
571 | } |
572 | |
573 | w = 1; |
574 | type = parse_dx_directive(words[0]); |
575 | if (type == DXT_UNSPEC) { |
576 | type = parse_dx_directive(words[1]); |
577 | sym = words[0]; |
578 | w = 2; |
579 | } |
580 | if (type == DXT_UNSPEC) |
581 | aerr("unhandled decl: '%s %s'\n", words[0], words[1]); |
582 | |
afdd4566 |
583 | if (sym != NULL) |
584 | { |
585 | if (header_mode) { |
586 | int is_str = 0; |
587 | |
588 | fprintf(fout, "extern "); |
589 | if (is_ro) |
590 | fprintf(fout, "const "); |
591 | |
592 | switch (type) { |
593 | case DXT_BYTE: |
594 | for (i = w; i < wordc; i++) |
595 | if (words[i][0] == '\'') |
596 | is_str = 1; |
597 | if (is_str) |
598 | fprintf(fout, "char %s[];\n", sym); |
599 | else |
600 | fprintf(fout, "uint8_t %s;\n", sym); |
601 | break; |
602 | |
603 | case DXT_WORD: |
604 | fprintf(fout, "uint16_t %s;\n", sym); |
605 | break; |
606 | |
607 | case DXT_DWORD: |
608 | fprintf(fout, "uint32_t %s;\n", sym); |
609 | break; |
610 | |
611 | default: |
612 | fprintf(fout, "_UNKNOWN %s;\n", sym); |
613 | break; |
614 | } |
615 | |
616 | continue; |
617 | } |
618 | |
c87eb470 |
619 | snprintf(last_sym, sizeof(last_sym), "%s", sym); |
36595fd2 |
620 | |
b545ba7c |
621 | pp = proto_parse(fhdr, sym, 1); |
c87eb470 |
622 | if (pp != NULL) { |
b545ba7c |
623 | g_func_sym_pp = NULL; |
624 | |
c87eb470 |
625 | // public/global name |
626 | if (pub_sym_cnt >= pub_sym_alloc) { |
627 | pub_sym_alloc *= 2; |
628 | pub_syms = realloc(pub_syms, pub_sym_alloc * sizeof(pub_syms[0])); |
629 | my_assert_not(pub_syms, NULL); |
630 | } |
631 | pub_syms[pub_sym_cnt++] = strdup(sym); |
632 | } |
633 | |
054f95b2 |
634 | len = strlen(sym); |
aa1aa2c2 |
635 | fprintf(fout, "%s%s:", no_decorations ? "" : "_", sym); |
054f95b2 |
636 | |
637 | len += 2; |
638 | if (len < 8) |
639 | fprintf(fout, "\t"); |
640 | if (len < 16) |
641 | fprintf(fout, "\t"); |
642 | if (len <= 16) |
643 | fprintf(fout, " "); |
644 | else |
645 | fprintf(fout, " "); |
646 | } |
647 | else { |
afdd4566 |
648 | if (header_mode) |
649 | continue; |
650 | |
054f95b2 |
651 | fprintf(fout, "\t\t "); |
652 | } |
653 | |
c87eb470 |
654 | // fill out some unwanted strings with zeroes.. |
655 | if (type == DXT_BYTE && words[w][0] == '\'' |
656 | && is_unwanted_sym(last_sym)) |
657 | { |
658 | len = 0; |
659 | for (; w < wordc; w++) { |
660 | if (words[w][0] == '\'') { |
661 | p = words[w] + 1; |
662 | for (; *p && *p != '\''; p++) |
663 | len++; |
664 | } |
665 | else { |
666 | // assume encoded byte |
667 | len++; |
668 | } |
669 | } |
670 | fprintf(fout, ".skip %d", len); |
671 | goto fin; |
672 | } |
673 | else if (type == DXT_BYTE |
efea2951 |
674 | && (words[w][0] == '\'' |
675 | || (w + 1 < wordc && words[w + 1][0] == '\''))) |
676 | { |
054f95b2 |
677 | // string; use asciz for most common case |
678 | if (w == wordc - 2 && IS(words[w + 1], "0")) { |
679 | fprintf(fout, ".asciz \""); |
680 | wordc--; |
681 | } |
682 | else |
683 | fprintf(fout, ".ascii \""); |
684 | |
685 | for (; w < wordc; w++) { |
686 | if (words[w][0] == '\'') { |
687 | p = words[w] + 1; |
688 | p2 = strchr(p, '\''); |
689 | if (p2 == NULL) |
690 | aerr("unterminated string? '%s'\n", p); |
691 | memcpy(word, p, p2 - p); |
692 | word[p2 - p] = 0; |
693 | fprintf(fout, "%s", escape_string(word)); |
694 | } |
695 | else { |
696 | val = parse_number(words[w]); |
697 | if (val & ~0xff) |
698 | aerr("bad string trailing byte?\n"); |
699 | fprintf(fout, "\\x%02lx", val); |
700 | } |
701 | } |
702 | fprintf(fout, "\""); |
703 | goto fin; |
704 | } |
705 | |
706 | if (w == wordc - 2) { |
707 | if (IS_START(words[w + 1], "dup(")) { |
708 | cnt = parse_number(words[w]); |
709 | p = words[w + 1] + 4; |
710 | p2 = strchr(p, ')'); |
711 | if (p2 == NULL) |
712 | aerr("bad dup?\n"); |
713 | memmove(word, p, p2 - p); |
714 | word[p2 - p] = 0; |
36595fd2 |
715 | |
716 | val = 0; |
717 | if (!IS(word, "?")) |
718 | val = parse_number(word); |
054f95b2 |
719 | |
720 | fprintf(fout, ".fill 0x%02lx,%d,0x%02lx", |
721 | cnt, type_size(type), val); |
722 | goto fin; |
723 | } |
724 | } |
725 | |
726 | if (type == DXT_DWORD && words[w][0] == '\'' |
727 | && words[w][5] == '\'' && strlen(words[w]) == 6) |
728 | { |
729 | if (w != wordc - 1) |
730 | aerr("TODO\n"); |
731 | |
732 | p = words[w]; |
733 | val = (p[1] << 24) | (p[2] << 16) | (p[3] << 8) | p[4]; |
734 | fprintf(fout, ".long 0x%lx", val); |
b545ba7c |
735 | snprintf(g_comment, sizeof(g_comment), "%s", words[w]); |
054f95b2 |
736 | goto fin; |
737 | } |
738 | |
36595fd2 |
739 | if (type >= DXT_DWORD && strchr(words[w], '.')) |
054f95b2 |
740 | { |
741 | if (w != wordc - 1) |
742 | aerr("TODO\n"); |
743 | |
f0be238a |
744 | if (g_arm_mode && type == DXT_TEN) { |
745 | fprintf(fout, ".fill 10"); |
746 | snprintf(g_comment, sizeof(g_comment), "%s %s", |
747 | type_name_float(type), words[w]); |
748 | } |
749 | else |
750 | fprintf(fout, "%s %s", type_name_float(type), words[w]); |
054f95b2 |
751 | goto fin; |
752 | } |
753 | |
754 | first = 1; |
755 | fprintf(fout, "%s ", type_name(type)); |
756 | for (; w < wordc; w++) |
757 | { |
758 | if (!first) |
759 | fprintf(fout, ", "); |
760 | |
36595fd2 |
761 | is_label = is_bss = 0; |
762 | if (w <= wordc - 2 && IS(words[w], "offset")) { |
054f95b2 |
763 | is_label = 1; |
764 | w++; |
765 | } |
36595fd2 |
766 | else if (IS(words[w], "?")) { |
767 | is_bss = 1; |
768 | } |
054f95b2 |
769 | else if (type == DXT_DWORD |
770 | && !('0' <= words[w][0] && words[w][0] <= '9')) |
771 | { |
772 | // assume label |
773 | is_label = 1; |
774 | } |
775 | |
36595fd2 |
776 | if (is_bss) { |
777 | fprintf(fout, "0"); |
778 | } |
779 | else if (is_label) { |
054f95b2 |
780 | p = words[w]; |
ddaf8bd7 |
781 | if (IS_START(p, "loc_") || IS_START(p, "__imp") |
782 | || strchr(p, '?') || strchr(p, '@') |
36595fd2 |
783 | || bsearch(&p, rlist, rlist_cnt, sizeof(rlist[0]), |
784 | cmpstringp)) |
054f95b2 |
785 | { |
786 | fprintf(fout, "0"); |
b545ba7c |
787 | snprintf(g_comment, sizeof(g_comment), "%s", p); |
36595fd2 |
788 | } |
789 | else { |
c0050df6 |
790 | pp = check_var(fhdr, sym, p); |
aa1aa2c2 |
791 | if (pp == NULL) { |
792 | fprintf(fout, "%s%s", |
793 | (no_decorations || p[0] == '_') ? "" : "_", p); |
794 | } |
795 | else { |
796 | if (no_decorations) |
797 | fprintf(fout, "%s", pp->name); |
798 | else |
799 | output_decorated_pp(fout, pp); |
800 | } |
054f95b2 |
801 | } |
054f95b2 |
802 | } |
803 | else { |
804 | val = parse_number(words[w]); |
805 | if (val < 10) |
806 | fprintf(fout, "%ld", val); |
807 | else |
808 | fprintf(fout, "0x%lx", val); |
809 | } |
810 | |
811 | first = 0; |
812 | } |
813 | |
814 | fin: |
b545ba7c |
815 | if (g_comment[0] != 0) { |
f0be238a |
816 | fprintf(fout, "\t\t%c %s", comment_char, g_comment); |
b545ba7c |
817 | g_comment[0] = 0; |
054f95b2 |
818 | } |
819 | fprintf(fout, "\n"); |
054f95b2 |
820 | } |
821 | } |
822 | |
36595fd2 |
823 | fprintf(fout, "\n"); |
824 | |
825 | // dump public syms |
826 | for (i = 0; i < pub_sym_cnt; i++) |
aa1aa2c2 |
827 | fprintf(fout, ".global %s%s\n", |
828 | no_decorations ? "" : "_", pub_syms[i]); |
36595fd2 |
829 | |
054f95b2 |
830 | fclose(fout); |
831 | fclose(fasm); |
afdd4566 |
832 | if (fhdr != NULL) |
833 | fclose(fhdr); |
054f95b2 |
834 | |
835 | return 0; |
836 | } |
837 | |
838 | // vim:ts=2:shiftwidth=2:expandtab |