]>
Commit | Line | Data |
---|---|---|
e2500fed | 1 | /* Process source files and output type information. |
deeec1d8 | 2 | Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. |
e2500fed GK |
3 | |
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify it under | |
7 | the terms of the GNU General Public License as published by the Free | |
8 | Software Foundation; either version 2, or (at your option) any later | |
9 | version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GCC; see the file COPYING. If not, write to the Free | |
356f9ab3 KC |
18 | Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA |
19 | 02110-1301, USA. */ | |
e2500fed | 20 | |
4977bab6 | 21 | #include "bconfig.h" |
e2500fed | 22 | #include "system.h" |
4977bab6 ZW |
23 | #include "coretypes.h" |
24 | #include "tm.h" | |
e2500fed | 25 | #include "gengtype.h" |
8ac9d31f | 26 | #include "gtyp-gen.h" |
b2d59f6f | 27 | #include "errors.h" |
5ba6918e | 28 | |
9f313342 | 29 | /* Nonzero iff an error has occurred. */ |
e2500fed | 30 | static int hit_error = 0; |
9f313342 | 31 | |
3d7aafde AJ |
32 | static void gen_rtx_next (void); |
33 | static void write_rtx_next (void); | |
34 | static void open_base_files (void); | |
35 | static void close_output_files (void); | |
ef171ead | 36 | |
9f313342 GK |
37 | /* Report an error at POS, printing MSG. */ |
38 | ||
e2500fed | 39 | void |
e34d07f2 | 40 | error_at_line (struct fileloc *pos, const char *msg, ...) |
e2500fed | 41 | { |
e34d07f2 | 42 | va_list ap; |
3d7aafde | 43 | |
e34d07f2 | 44 | va_start (ap, msg); |
e2500fed GK |
45 | |
46 | fprintf (stderr, "%s:%d: ", pos->file, pos->line); | |
47 | vfprintf (stderr, msg, ap); | |
48 | fputc ('\n', stderr); | |
49 | hit_error = 1; | |
50 | ||
e34d07f2 | 51 | va_end (ap); |
e2500fed GK |
52 | } |
53 | ||
e03856fe GK |
54 | /* vasprintf, but produces fatal message on out-of-memory. */ |
55 | int | |
3d7aafde | 56 | xvasprintf (char **result, const char *format, va_list args) |
e03856fe GK |
57 | { |
58 | int ret = vasprintf (result, format, args); | |
59 | if (*result == NULL || ret < 0) | |
60 | { | |
61 | fputs ("gengtype: out of memory", stderr); | |
62 | xexit (1); | |
63 | } | |
64 | return ret; | |
65 | } | |
66 | ||
67 | /* Wrapper for xvasprintf. */ | |
68 | char * | |
e34d07f2 | 69 | xasprintf (const char *format, ...) |
e03856fe GK |
70 | { |
71 | char *result; | |
e34d07f2 | 72 | va_list ap; |
3d7aafde | 73 | |
e34d07f2 | 74 | va_start (ap, format); |
e03856fe | 75 | xvasprintf (&result, format, ap); |
e34d07f2 | 76 | va_end (ap); |
e03856fe GK |
77 | return result; |
78 | } | |
79 | ||
9f313342 GK |
80 | /* The one and only TYPE_STRING. */ |
81 | ||
e2500fed | 82 | struct type string_type = { |
4ff58371 | 83 | TYPE_STRING, NULL, NULL, GC_USED, {0} |
3d7aafde | 84 | }; |
e2500fed | 85 | |
9f313342 GK |
86 | /* Lists of various things. */ |
87 | ||
e2500fed GK |
88 | static pair_p typedefs; |
89 | static type_p structures; | |
90 | static type_p param_structs; | |
91 | static pair_p variables; | |
92 | ||
3d7aafde AJ |
93 | static void do_scalar_typedef (const char *, struct fileloc *); |
94 | static type_p find_param_structure | |
95 | (type_p t, type_p param[NUM_PARAM]); | |
96 | static type_p adjust_field_tree_exp (type_p t, options_p opt); | |
97 | static type_p adjust_field_rtx_def (type_p t, options_p opt); | |
36a5eadd | 98 | |
9f313342 GK |
99 | /* Define S as a typedef to T at POS. */ |
100 | ||
e2500fed | 101 | void |
3d7aafde | 102 | do_typedef (const char *s, type_p t, struct fileloc *pos) |
e2500fed GK |
103 | { |
104 | pair_p p; | |
105 | ||
106 | for (p = typedefs; p != NULL; p = p->next) | |
107 | if (strcmp (p->name, s) == 0) | |
108 | { | |
109 | if (p->type != t) | |
110 | { | |
111 | error_at_line (pos, "type `%s' previously defined", s); | |
112 | error_at_line (&p->line, "previously defined here"); | |
113 | } | |
114 | return; | |
115 | } | |
116 | ||
5d038c4c | 117 | p = XNEW (struct pair); |
e2500fed GK |
118 | p->next = typedefs; |
119 | p->name = s; | |
120 | p->type = t; | |
121 | p->line = *pos; | |
122 | typedefs = p; | |
123 | } | |
124 | ||
36a5eadd GK |
125 | /* Define S as a typename of a scalar. */ |
126 | ||
127 | static void | |
3d7aafde | 128 | do_scalar_typedef (const char *s, struct fileloc *pos) |
36a5eadd GK |
129 | { |
130 | do_typedef (s, create_scalar_type (s, strlen (s)), pos); | |
131 | } | |
132 | ||
e34bb004 | 133 | /* Return the type previously defined for S. Use POS to report errors. */ |
9f313342 | 134 | |
e2500fed | 135 | type_p |
3d7aafde | 136 | resolve_typedef (const char *s, struct fileloc *pos) |
e2500fed GK |
137 | { |
138 | pair_p p; | |
139 | for (p = typedefs; p != NULL; p = p->next) | |
140 | if (strcmp (p->name, s) == 0) | |
141 | return p->type; | |
142 | error_at_line (pos, "unidentified type `%s'", s); | |
143 | return create_scalar_type ("char", 4); | |
144 | } | |
145 | ||
0f01f026 RS |
146 | /* Create and return a new structure with tag NAME (or a union iff |
147 | ISUNION is nonzero), at POS with fields FIELDS and options O. */ | |
9f313342 | 148 | |
0f01f026 | 149 | type_p |
3d7aafde AJ |
150 | new_structure (const char *name, int isunion, struct fileloc *pos, |
151 | pair_p fields, options_p o) | |
e2500fed GK |
152 | { |
153 | type_p si; | |
154 | type_p s = NULL; | |
155 | lang_bitmap bitmap = get_base_file_bitmap (pos->file); | |
156 | ||
157 | for (si = structures; si != NULL; si = si->next) | |
3d7aafde | 158 | if (strcmp (name, si->u.s.tag) == 0 |
e2500fed GK |
159 | && UNION_P (si) == isunion) |
160 | { | |
161 | type_p ls = NULL; | |
162 | if (si->kind == TYPE_LANG_STRUCT) | |
163 | { | |
164 | ls = si; | |
3d7aafde | 165 | |
e2500fed GK |
166 | for (si = ls->u.s.lang_struct; si != NULL; si = si->next) |
167 | if (si->u.s.bitmap == bitmap) | |
168 | s = si; | |
169 | } | |
170 | else if (si->u.s.line.file != NULL && si->u.s.bitmap != bitmap) | |
171 | { | |
172 | ls = si; | |
5d038c4c | 173 | si = XCNEW (struct type); |
e2500fed GK |
174 | memcpy (si, ls, sizeof (struct type)); |
175 | ls->kind = TYPE_LANG_STRUCT; | |
176 | ls->u.s.lang_struct = si; | |
177 | ls->u.s.fields = NULL; | |
178 | si->next = NULL; | |
179 | si->pointer_to = NULL; | |
180 | si->u.s.lang_struct = ls; | |
181 | } | |
182 | else | |
183 | s = si; | |
184 | ||
185 | if (ls != NULL && s == NULL) | |
186 | { | |
5d038c4c | 187 | s = XCNEW (struct type); |
e2500fed GK |
188 | s->next = ls->u.s.lang_struct; |
189 | ls->u.s.lang_struct = s; | |
190 | s->u.s.lang_struct = ls; | |
191 | } | |
192 | break; | |
193 | } | |
3d7aafde | 194 | |
e2500fed GK |
195 | if (s == NULL) |
196 | { | |
5d038c4c | 197 | s = XCNEW (struct type); |
e2500fed GK |
198 | s->next = structures; |
199 | structures = s; | |
200 | } | |
201 | ||
202 | if (s->u.s.line.file != NULL | |
203 | || (s->u.s.lang_struct && (s->u.s.lang_struct->u.s.bitmap & bitmap))) | |
204 | { | |
205 | error_at_line (pos, "duplicate structure definition"); | |
206 | error_at_line (&s->u.s.line, "previous definition here"); | |
207 | } | |
208 | ||
209 | s->kind = isunion ? TYPE_UNION : TYPE_STRUCT; | |
210 | s->u.s.tag = name; | |
211 | s->u.s.line = *pos; | |
212 | s->u.s.fields = fields; | |
213 | s->u.s.opt = o; | |
214 | s->u.s.bitmap = bitmap; | |
215 | if (s->u.s.lang_struct) | |
216 | s->u.s.lang_struct->u.s.bitmap |= bitmap; | |
0f01f026 RS |
217 | |
218 | return s; | |
e2500fed GK |
219 | } |
220 | ||
9f313342 GK |
221 | /* Return the previously-defined structure with tag NAME (or a union |
222 | iff ISUNION is nonzero), or a new empty structure or union if none | |
223 | was defined previously. */ | |
224 | ||
e2500fed | 225 | type_p |
3d7aafde | 226 | find_structure (const char *name, int isunion) |
e2500fed GK |
227 | { |
228 | type_p s; | |
229 | ||
230 | for (s = structures; s != NULL; s = s->next) | |
3d7aafde | 231 | if (strcmp (name, s->u.s.tag) == 0 |
e2500fed GK |
232 | && UNION_P (s) == isunion) |
233 | return s; | |
234 | ||
5d038c4c | 235 | s = XCNEW (struct type); |
e2500fed GK |
236 | s->next = structures; |
237 | structures = s; | |
238 | s->kind = isunion ? TYPE_UNION : TYPE_STRUCT; | |
239 | s->u.s.tag = name; | |
240 | structures = s; | |
241 | return s; | |
242 | } | |
243 | ||
272d0bee KH |
244 | /* Return the previously-defined parameterized structure for structure |
245 | T and parameters PARAM, or a new parameterized empty structure or | |
991b6592 | 246 | union if none was defined previously. */ |
36a5eadd GK |
247 | |
248 | static type_p | |
3d7aafde | 249 | find_param_structure (type_p t, type_p param[NUM_PARAM]) |
36a5eadd GK |
250 | { |
251 | type_p res; | |
3d7aafde | 252 | |
36a5eadd GK |
253 | for (res = param_structs; res; res = res->next) |
254 | if (res->u.param_struct.stru == t | |
3d7aafde | 255 | && memcmp (res->u.param_struct.param, param, |
36a5eadd GK |
256 | sizeof (type_p) * NUM_PARAM) == 0) |
257 | break; | |
258 | if (res == NULL) | |
259 | { | |
5d038c4c | 260 | res = XCNEW (struct type); |
36a5eadd GK |
261 | res->kind = TYPE_PARAM_STRUCT; |
262 | res->next = param_structs; | |
263 | param_structs = res; | |
264 | res->u.param_struct.stru = t; | |
265 | memcpy (res->u.param_struct.param, param, sizeof (type_p) * NUM_PARAM); | |
266 | } | |
267 | return res; | |
268 | } | |
269 | ||
9f313342 GK |
270 | /* Return a scalar type with name NAME. */ |
271 | ||
e2500fed | 272 | type_p |
3d7aafde | 273 | create_scalar_type (const char *name, size_t name_len) |
e2500fed | 274 | { |
5d038c4c | 275 | type_p r = XCNEW (struct type); |
e2500fed | 276 | r->kind = TYPE_SCALAR; |
5d038c4c | 277 | r->u.sc = (char *) xmemdup (name, name_len, name_len + 1); |
e2500fed GK |
278 | return r; |
279 | } | |
280 | ||
9f313342 GK |
281 | /* Return a pointer to T. */ |
282 | ||
e2500fed | 283 | type_p |
3d7aafde | 284 | create_pointer (type_p t) |
e2500fed GK |
285 | { |
286 | if (! t->pointer_to) | |
287 | { | |
5d038c4c | 288 | type_p r = XCNEW (struct type); |
e2500fed GK |
289 | r->kind = TYPE_POINTER; |
290 | r->u.p = t; | |
291 | t->pointer_to = r; | |
292 | } | |
293 | return t->pointer_to; | |
294 | } | |
295 | ||
9f313342 GK |
296 | /* Return an array of length LEN. */ |
297 | ||
e2500fed | 298 | type_p |
3d7aafde | 299 | create_array (type_p t, const char *len) |
e2500fed GK |
300 | { |
301 | type_p v; | |
3d7aafde | 302 | |
5d038c4c | 303 | v = XCNEW (struct type); |
e2500fed GK |
304 | v->kind = TYPE_ARRAY; |
305 | v->u.a.p = t; | |
306 | v->u.a.len = len; | |
307 | return v; | |
308 | } | |
309 | ||
0f01f026 RS |
310 | /* Return an options structure with name NAME and info INFO. NEXT is the |
311 | next option in the chain. */ | |
312 | ||
1431042e | 313 | options_p |
0f01f026 | 314 | create_option (options_p next, const char *name, const void *info) |
1431042e | 315 | { |
5d038c4c | 316 | options_p o = XNEW (struct options); |
0f01f026 | 317 | o->next = next; |
1431042e | 318 | o->name = name; |
9e2878cf | 319 | o->info = (const char*) info; |
1431042e ZW |
320 | return o; |
321 | } | |
322 | ||
36a5eadd GK |
323 | /* Add a variable named S of type T with options O defined at POS, |
324 | to `variables'. */ | |
325 | ||
326 | void | |
3d7aafde | 327 | note_variable (const char *s, type_p t, options_p o, struct fileloc *pos) |
36a5eadd GK |
328 | { |
329 | pair_p n; | |
5d038c4c | 330 | n = XNEW (struct pair); |
36a5eadd GK |
331 | n->name = s; |
332 | n->type = t; | |
333 | n->line = *pos; | |
334 | n->opt = o; | |
335 | n->next = variables; | |
336 | variables = n; | |
337 | } | |
338 | ||
0f01f026 RS |
339 | /* Create a fake field with the given type and name. NEXT is the next |
340 | field in the chain. */ | |
341 | ||
342 | static pair_p | |
343 | create_field (pair_p next, type_p type, const char *name) | |
344 | { | |
345 | pair_p field; | |
346 | ||
347 | field = XNEW (struct pair); | |
348 | field->next = next; | |
349 | field->type = type; | |
350 | field->name = name; | |
351 | field->opt = NULL; | |
352 | field->line.file = __FILE__; | |
353 | field->line.line = __LINE__; | |
354 | return field; | |
355 | } | |
356 | ||
9e995780 | 357 | /* We don't care how long a CONST_DOUBLE is. */ |
36a5eadd | 358 | #define CONST_DOUBLE_FORMAT "ww" |
9e995780 ZW |
359 | /* We don't want to see codes that are only for generator files. */ |
360 | #undef GENERATOR_FILE | |
361 | ||
362 | enum rtx_code { | |
363 | #define DEF_RTL_EXPR(ENUM, NAME, FORMAT, CLASS) ENUM , | |
364 | #include "rtl.def" | |
365 | #undef DEF_RTL_EXPR | |
366 | NUM_RTX_CODE | |
367 | }; | |
368 | ||
369 | static const char * const rtx_name[NUM_RTX_CODE] = { | |
370 | #define DEF_RTL_EXPR(ENUM, NAME, FORMAT, CLASS) NAME , | |
371 | #include "rtl.def" | |
372 | #undef DEF_RTL_EXPR | |
373 | }; | |
374 | ||
375 | static const char * const rtx_format[NUM_RTX_CODE] = { | |
36a5eadd GK |
376 | #define DEF_RTL_EXPR(ENUM, NAME, FORMAT, CLASS) FORMAT , |
377 | #include "rtl.def" | |
378 | #undef DEF_RTL_EXPR | |
379 | }; | |
380 | ||
5ba6918e | 381 | static int rtx_next_new[NUM_RTX_CODE]; |
36a5eadd | 382 | |
9e995780 ZW |
383 | /* We also need codes and names for insn notes (not register notes). |
384 | Note that we do *not* bias the note values here. */ | |
385 | enum insn_note { | |
386 | #define DEF_INSN_NOTE(NAME) NAME, | |
387 | #include "insn-notes.def" | |
388 | #undef DEF_INSN_NOTE | |
389 | ||
390 | NOTE_INSN_MAX | |
391 | }; | |
392 | ||
79e4e6a6 JW |
393 | /* We must allocate one more entry here, as we use NOTE_INSN_MAX as the |
394 | default field for line number notes. */ | |
395 | static const char *const note_insn_name[NOTE_INSN_MAX+1] = { | |
9e995780 ZW |
396 | #define DEF_INSN_NOTE(NAME) #NAME, |
397 | #include "insn-notes.def" | |
398 | #undef DEF_INSN_NOTE | |
399 | }; | |
400 | ||
401 | #undef CONST_DOUBLE_FORMAT | |
402 | #define GENERATOR_FILE | |
403 | ||
36a5eadd GK |
404 | /* Generate the contents of the rtx_next array. This really doesn't belong |
405 | in gengtype at all, but it's needed for adjust_field_rtx_def. */ | |
406 | ||
407 | static void | |
3d7aafde | 408 | gen_rtx_next (void) |
36a5eadd GK |
409 | { |
410 | int i; | |
411 | for (i = 0; i < NUM_RTX_CODE; i++) | |
412 | { | |
413 | int k; | |
3d7aafde | 414 | |
5ba6918e | 415 | rtx_next_new[i] = -1; |
36a5eadd | 416 | if (strncmp (rtx_format[i], "iuu", 3) == 0) |
5ba6918e | 417 | rtx_next_new[i] = 2; |
36a5eadd | 418 | else if (i == COND_EXEC || i == SET || i == EXPR_LIST || i == INSN_LIST) |
5ba6918e | 419 | rtx_next_new[i] = 1; |
3d7aafde | 420 | else |
36a5eadd GK |
421 | for (k = strlen (rtx_format[i]) - 1; k >= 0; k--) |
422 | if (rtx_format[i][k] == 'e' || rtx_format[i][k] == 'u') | |
5ba6918e | 423 | rtx_next_new[i] = k; |
36a5eadd GK |
424 | } |
425 | } | |
426 | ||
427 | /* Write out the contents of the rtx_next array. */ | |
428 | static void | |
3d7aafde | 429 | write_rtx_next (void) |
36a5eadd GK |
430 | { |
431 | outf_p f = get_output_file_with_visibility (NULL); | |
432 | int i; | |
3d7aafde | 433 | |
36a5eadd GK |
434 | oprintf (f, "\n/* Used to implement the RTX_NEXT macro. */\n"); |
435 | oprintf (f, "const unsigned char rtx_next[NUM_RTX_CODE] = {\n"); | |
436 | for (i = 0; i < NUM_RTX_CODE; i++) | |
5ba6918e | 437 | if (rtx_next_new[i] == -1) |
36a5eadd GK |
438 | oprintf (f, " 0,\n"); |
439 | else | |
3d7aafde | 440 | oprintf (f, |
e1de1560 | 441 | " RTX_HDR_SIZE + %d * sizeof (rtunion),\n", |
5ba6918e | 442 | rtx_next_new[i]); |
36a5eadd GK |
443 | oprintf (f, "};\n"); |
444 | } | |
445 | ||
446 | /* Handle `special("rtx_def")'. This is a special case for field | |
447 | `fld' of struct rtx_def, which is an array of unions whose values | |
448 | are based in a complex way on the type of RTL. */ | |
449 | ||
450 | static type_p | |
e18476eb | 451 | adjust_field_rtx_def (type_p t, options_p ARG_UNUSED (opt)) |
36a5eadd GK |
452 | { |
453 | pair_p flds = NULL; | |
454 | options_p nodot; | |
455 | int i; | |
456 | type_p rtx_tp, rtvec_tp, tree_tp, mem_attrs_tp, note_union_tp, scalar_tp; | |
a560d4d4 | 457 | type_p bitmap_tp, basic_block_tp, reg_attrs_tp; |
36a5eadd | 458 | |
e1de1560 | 459 | if (t->kind != TYPE_UNION) |
36a5eadd | 460 | { |
3d7aafde | 461 | error_at_line (&lexer_line, |
e1de1560 | 462 | "special `rtx_def' must be applied to a union"); |
36a5eadd GK |
463 | return &string_type; |
464 | } | |
3d7aafde | 465 | |
0f01f026 | 466 | nodot = create_option (NULL, "dot", ""); |
36a5eadd GK |
467 | |
468 | rtx_tp = create_pointer (find_structure ("rtx_def", 0)); | |
469 | rtvec_tp = create_pointer (find_structure ("rtvec_def", 0)); | |
470 | tree_tp = create_pointer (find_structure ("tree_node", 1)); | |
471 | mem_attrs_tp = create_pointer (find_structure ("mem_attrs", 0)); | |
a560d4d4 | 472 | reg_attrs_tp = create_pointer (find_structure ("reg_attrs", 0)); |
36a5eadd GK |
473 | bitmap_tp = create_pointer (find_structure ("bitmap_element_def", 0)); |
474 | basic_block_tp = create_pointer (find_structure ("basic_block_def", 0)); | |
475 | scalar_tp = create_scalar_type ("rtunion scalar", 14); | |
476 | ||
477 | { | |
478 | pair_p note_flds = NULL; | |
479 | int c; | |
5ba6918e | 480 | |
9e995780 | 481 | for (c = 0; c <= NOTE_INSN_MAX; c++) |
36a5eadd | 482 | { |
5ba6918e GK |
483 | switch (c) |
484 | { | |
5ba6918e | 485 | case NOTE_INSN_MAX: |
0f01f026 | 486 | note_flds = create_field (note_flds, &string_type, "rt_str"); |
5ba6918e GK |
487 | break; |
488 | ||
489 | case NOTE_INSN_BLOCK_BEG: | |
490 | case NOTE_INSN_BLOCK_END: | |
0f01f026 | 491 | note_flds = create_field (note_flds, tree_tp, "rt_tree"); |
5ba6918e | 492 | break; |
3d7aafde | 493 | |
5ba6918e | 494 | case NOTE_INSN_EXPECTED_VALUE: |
014a1138 | 495 | case NOTE_INSN_VAR_LOCATION: |
0f01f026 | 496 | note_flds = create_field (note_flds, rtx_tp, "rt_rtx"); |
5ba6918e GK |
497 | break; |
498 | ||
499 | default: | |
0f01f026 | 500 | note_flds = create_field (note_flds, scalar_tp, "rt_int"); |
5ba6918e GK |
501 | break; |
502 | } | |
0f01f026 RS |
503 | /* NOTE_INSN_MAX is used as the default field for line |
504 | number notes. */ | |
505 | if (c == NOTE_INSN_MAX) | |
506 | note_flds->opt = create_option (nodot, "default", ""); | |
507 | else | |
508 | note_flds->opt = create_option (nodot, "tag", note_insn_name[c]); | |
36a5eadd | 509 | } |
0f01f026 RS |
510 | note_union_tp = new_structure ("rtx_def_note_subunion", 1, |
511 | &lexer_line, note_flds, NULL); | |
36a5eadd | 512 | } |
36a5eadd GK |
513 | for (i = 0; i < NUM_RTX_CODE; i++) |
514 | { | |
36a5eadd GK |
515 | pair_p subfields = NULL; |
516 | size_t aindex, nmindex; | |
517 | const char *sname; | |
0f01f026 | 518 | type_p substruct; |
36a5eadd GK |
519 | char *ftag; |
520 | ||
521 | for (aindex = 0; aindex < strlen (rtx_format[i]); aindex++) | |
522 | { | |
36a5eadd GK |
523 | type_p t; |
524 | const char *subname; | |
525 | ||
526 | switch (rtx_format[i][aindex]) | |
527 | { | |
528 | case '*': | |
529 | case 'i': | |
530 | case 'n': | |
531 | case 'w': | |
532 | t = scalar_tp; | |
9ce88f5e | 533 | subname = "rt_int"; |
36a5eadd GK |
534 | break; |
535 | ||
536 | case '0': | |
537 | if (i == MEM && aindex == 1) | |
9ce88f5e | 538 | t = mem_attrs_tp, subname = "rt_mem"; |
36a5eadd | 539 | else if (i == JUMP_INSN && aindex == 9) |
9ce88f5e | 540 | t = rtx_tp, subname = "rt_rtx"; |
36a5eadd | 541 | else if (i == CODE_LABEL && aindex == 4) |
9ce88f5e | 542 | t = scalar_tp, subname = "rt_int"; |
36a5eadd | 543 | else if (i == CODE_LABEL && aindex == 5) |
9ce88f5e | 544 | t = rtx_tp, subname = "rt_rtx"; |
36a5eadd GK |
545 | else if (i == LABEL_REF |
546 | && (aindex == 1 || aindex == 2)) | |
9ce88f5e | 547 | t = rtx_tp, subname = "rt_rtx"; |
36a5eadd GK |
548 | else if (i == NOTE && aindex == 4) |
549 | t = note_union_tp, subname = ""; | |
550 | else if (i == NOTE && aindex >= 7) | |
9ce88f5e | 551 | t = scalar_tp, subname = "rt_int"; |
36a5eadd | 552 | else if (i == ADDR_DIFF_VEC && aindex == 4) |
9ce88f5e | 553 | t = scalar_tp, subname = "rt_int"; |
36a5eadd | 554 | else if (i == VALUE && aindex == 0) |
9ce88f5e | 555 | t = scalar_tp, subname = "rt_int"; |
36a5eadd | 556 | else if (i == REG && aindex == 1) |
9ce88f5e | 557 | t = scalar_tp, subname = "rt_int"; |
a560d4d4 | 558 | else if (i == REG && aindex == 2) |
9ce88f5e | 559 | t = reg_attrs_tp, subname = "rt_reg"; |
36a5eadd | 560 | else if (i == SCRATCH && aindex == 0) |
9ce88f5e | 561 | t = scalar_tp, subname = "rt_int"; |
52859c77 | 562 | else if (i == SYMBOL_REF && aindex == 1) |
9ce88f5e | 563 | t = scalar_tp, subname = "rt_int"; |
52859c77 | 564 | else if (i == SYMBOL_REF && aindex == 2) |
9ce88f5e | 565 | t = tree_tp, subname = "rt_tree"; |
36a5eadd | 566 | else if (i == BARRIER && aindex >= 3) |
9ce88f5e | 567 | t = scalar_tp, subname = "rt_int"; |
36a5eadd GK |
568 | else |
569 | { | |
3d7aafde | 570 | error_at_line (&lexer_line, |
6d8dd940 AJ |
571 | "rtx type `%s' has `0' in position %lu, can't handle", |
572 | rtx_name[i], (unsigned long) aindex); | |
36a5eadd | 573 | t = &string_type; |
9ce88f5e | 574 | subname = "rt_int"; |
36a5eadd GK |
575 | } |
576 | break; | |
3d7aafde | 577 | |
36a5eadd GK |
578 | case 's': |
579 | case 'S': | |
580 | case 'T': | |
581 | t = &string_type; | |
9ce88f5e | 582 | subname = "rt_str"; |
36a5eadd GK |
583 | break; |
584 | ||
585 | case 'e': | |
586 | case 'u': | |
587 | t = rtx_tp; | |
9ce88f5e | 588 | subname = "rt_rtx"; |
36a5eadd GK |
589 | break; |
590 | ||
591 | case 'E': | |
592 | case 'V': | |
593 | t = rtvec_tp; | |
9ce88f5e | 594 | subname = "rt_rtvec"; |
36a5eadd GK |
595 | break; |
596 | ||
597 | case 't': | |
598 | t = tree_tp; | |
9ce88f5e | 599 | subname = "rt_tree"; |
36a5eadd GK |
600 | break; |
601 | ||
602 | case 'b': | |
603 | t = bitmap_tp; | |
9ce88f5e | 604 | subname = "rt_bit"; |
36a5eadd GK |
605 | break; |
606 | ||
607 | case 'B': | |
608 | t = basic_block_tp; | |
9ce88f5e | 609 | subname = "rt_bb"; |
36a5eadd GK |
610 | break; |
611 | ||
612 | default: | |
3d7aafde | 613 | error_at_line (&lexer_line, |
6d8dd940 | 614 | "rtx type `%s' has `%c' in position %lu, can't handle", |
36a5eadd | 615 | rtx_name[i], rtx_format[i][aindex], |
6d8dd940 | 616 | (unsigned long)aindex); |
36a5eadd | 617 | t = &string_type; |
9ce88f5e | 618 | subname = "rt_int"; |
36a5eadd GK |
619 | break; |
620 | } | |
621 | ||
0f01f026 RS |
622 | subfields = create_field (subfields, t, |
623 | xasprintf (".fld[%lu].%s", | |
624 | (unsigned long) aindex, | |
625 | subname)); | |
626 | subfields->opt = nodot; | |
36a5eadd | 627 | if (t == note_union_tp) |
0f01f026 RS |
628 | subfields->opt = create_option (subfields->opt, "desc", |
629 | "NOTE_LINE_NUMBER (&%0)"); | |
36a5eadd GK |
630 | } |
631 | ||
36a5eadd | 632 | sname = xasprintf ("rtx_def_%s", rtx_name[i]); |
0f01f026 RS |
633 | substruct = new_structure (sname, 0, &lexer_line, subfields, NULL); |
634 | ||
36a5eadd GK |
635 | ftag = xstrdup (rtx_name[i]); |
636 | for (nmindex = 0; nmindex < strlen (ftag); nmindex++) | |
637 | ftag[nmindex] = TOUPPER (ftag[nmindex]); | |
0f01f026 RS |
638 | |
639 | flds = create_field (flds, substruct, ""); | |
640 | flds->opt = create_option (nodot, "tag", ftag); | |
36a5eadd GK |
641 | } |
642 | ||
0f01f026 | 643 | return new_structure ("rtx_def_subunion", 1, &lexer_line, flds, nodot); |
36a5eadd GK |
644 | } |
645 | ||
646 | /* Handle `special("tree_exp")'. This is a special case for | |
647 | field `operands' of struct tree_exp, which although it claims to contain | |
3d7aafde | 648 | pointers to trees, actually sometimes contains pointers to RTL too. |
36a5eadd GK |
649 | Passed T, the old type of the field, and OPT its options. Returns |
650 | a new type for the field. */ | |
651 | ||
652 | static type_p | |
3d7aafde | 653 | adjust_field_tree_exp (type_p t, options_p opt ATTRIBUTE_UNUSED) |
36a5eadd GK |
654 | { |
655 | pair_p flds; | |
656 | options_p nodot; | |
3d7aafde | 657 | |
36a5eadd GK |
658 | if (t->kind != TYPE_ARRAY) |
659 | { | |
3d7aafde | 660 | error_at_line (&lexer_line, |
36a5eadd GK |
661 | "special `tree_exp' must be applied to an array"); |
662 | return &string_type; | |
663 | } | |
3d7aafde | 664 | |
0f01f026 RS |
665 | nodot = create_option (NULL, "dot", ""); |
666 | ||
667 | flds = create_field (NULL, t, ""); | |
668 | flds->opt = create_option (nodot, "length", | |
669 | "TREE_CODE_LENGTH (TREE_CODE ((tree) &%0))"); | |
670 | flds->opt = create_option (flds->opt, "default", ""); | |
3d7aafde | 671 | |
0f01f026 | 672 | return new_structure ("tree_exp_subunion", 1, &lexer_line, flds, nodot); |
36a5eadd GK |
673 | } |
674 | ||
9f313342 GK |
675 | /* Perform any special processing on a type T, about to become the type |
676 | of a field. Return the appropriate type for the field. | |
677 | At present: | |
678 | - Converts pointer-to-char, with no length parameter, to TYPE_STRING; | |
679 | - Similarly for arrays of pointer-to-char; | |
680 | - Converts structures for which a parameter is provided to | |
36a5eadd GK |
681 | TYPE_PARAM_STRUCT; |
682 | - Handles "special" options. | |
3d7aafde | 683 | */ |
9f313342 | 684 | |
e2500fed | 685 | type_p |
3d7aafde | 686 | adjust_field_type (type_p t, options_p opt) |
e2500fed GK |
687 | { |
688 | int length_p = 0; | |
689 | const int pointer_p = t->kind == TYPE_POINTER; | |
36a5eadd GK |
690 | type_p params[NUM_PARAM]; |
691 | int params_p = 0; | |
692 | int i; | |
693 | ||
694 | for (i = 0; i < NUM_PARAM; i++) | |
695 | params[i] = NULL; | |
3d7aafde | 696 | |
e2500fed GK |
697 | for (; opt; opt = opt->next) |
698 | if (strcmp (opt->name, "length") == 0) | |
699 | length_p = 1; | |
36a5eadd GK |
700 | else if (strcmp (opt->name, "param_is") == 0 |
701 | || (strncmp (opt->name, "param", 5) == 0 | |
702 | && ISDIGIT (opt->name[5]) | |
703 | && strcmp (opt->name + 6, "_is") == 0)) | |
e2500fed | 704 | { |
36a5eadd | 705 | int num = ISDIGIT (opt->name[5]) ? opt->name[5] - '0' : 0; |
e2500fed | 706 | |
36a5eadd GK |
707 | if (! UNION_OR_STRUCT_P (t) |
708 | && (t->kind != TYPE_POINTER || ! UNION_OR_STRUCT_P (t->u.p))) | |
709 | { | |
3d7aafde | 710 | error_at_line (&lexer_line, |
36a5eadd GK |
711 | "option `%s' may only be applied to structures or structure pointers", |
712 | opt->name); | |
713 | return t; | |
714 | } | |
715 | ||
716 | params_p = 1; | |
717 | if (params[num] != NULL) | |
718 | error_at_line (&lexer_line, "duplicate `%s' option", opt->name); | |
719 | if (! ISDIGIT (opt->name[5])) | |
720 | params[num] = create_pointer ((type_p) opt->info); | |
721 | else | |
722 | params[num] = (type_p) opt->info; | |
e2500fed | 723 | } |
36a5eadd GK |
724 | else if (strcmp (opt->name, "special") == 0) |
725 | { | |
9e2878cf | 726 | const char *special_name = opt->info; |
36a5eadd GK |
727 | if (strcmp (special_name, "tree_exp") == 0) |
728 | t = adjust_field_tree_exp (t, opt); | |
729 | else if (strcmp (special_name, "rtx_def") == 0) | |
730 | t = adjust_field_rtx_def (t, opt); | |
731 | else | |
732 | error_at_line (&lexer_line, "unknown special `%s'", special_name); | |
733 | } | |
734 | ||
735 | if (params_p) | |
736 | { | |
737 | type_p realt; | |
3d7aafde | 738 | |
36a5eadd GK |
739 | if (pointer_p) |
740 | t = t->u.p; | |
741 | realt = find_param_structure (t, params); | |
742 | t = pointer_p ? create_pointer (realt) : realt; | |
743 | } | |
744 | ||
e2500fed GK |
745 | if (! length_p |
746 | && pointer_p | |
747 | && t->u.p->kind == TYPE_SCALAR | |
748 | && (strcmp (t->u.p->u.sc, "char") == 0 | |
749 | || strcmp (t->u.p->u.sc, "unsigned char") == 0)) | |
750 | return &string_type; | |
751 | if (t->kind == TYPE_ARRAY && t->u.a.p->kind == TYPE_POINTER | |
752 | && t->u.a.p->u.p->kind == TYPE_SCALAR | |
753 | && (strcmp (t->u.a.p->u.p->u.sc, "char") == 0 | |
754 | || strcmp (t->u.a.p->u.p->u.sc, "unsigned char") == 0)) | |
755 | return create_array (&string_type, t->u.a.len); | |
756 | ||
757 | return t; | |
758 | } | |
759 | ||
9f313342 | 760 | /* Create a union for YYSTYPE, as yacc would do it, given a fieldlist FIELDS |
fbe5a4a6 | 761 | and information about the correspondence between token types and fields |
9f313342 GK |
762 | in TYPEINFO. POS is used for error messages. */ |
763 | ||
e2500fed | 764 | void |
3d7aafde AJ |
765 | note_yacc_type (options_p o, pair_p fields, pair_p typeinfo, |
766 | struct fileloc *pos) | |
e2500fed GK |
767 | { |
768 | pair_p p; | |
769 | pair_p *p_p; | |
3d7aafde | 770 | |
e2500fed GK |
771 | for (p = typeinfo; p; p = p->next) |
772 | { | |
773 | pair_p m; | |
3d7aafde | 774 | |
e2500fed GK |
775 | if (p->name == NULL) |
776 | continue; | |
777 | ||
778 | if (p->type == (type_p) 1) | |
779 | { | |
780 | pair_p pp; | |
781 | int ok = 0; | |
3d7aafde | 782 | |
e2500fed GK |
783 | for (pp = typeinfo; pp; pp = pp->next) |
784 | if (pp->type != (type_p) 1 | |
785 | && strcmp (pp->opt->info, p->opt->info) == 0) | |
786 | { | |
787 | ok = 1; | |
788 | break; | |
789 | } | |
790 | if (! ok) | |
791 | continue; | |
792 | } | |
793 | ||
794 | for (m = fields; m; m = m->next) | |
795 | if (strcmp (m->name, p->name) == 0) | |
796 | p->type = m->type; | |
797 | if (p->type == NULL) | |
798 | { | |
3d7aafde | 799 | error_at_line (&p->line, |
e2500fed GK |
800 | "couldn't match fieldname `%s'", p->name); |
801 | p->name = NULL; | |
802 | } | |
803 | } | |
3d7aafde | 804 | |
e2500fed GK |
805 | p_p = &typeinfo; |
806 | while (*p_p) | |
807 | { | |
808 | pair_p p = *p_p; | |
809 | ||
810 | if (p->name == NULL | |
811 | || p->type == (type_p) 1) | |
812 | *p_p = p->next; | |
813 | else | |
814 | p_p = &p->next; | |
815 | } | |
816 | ||
0f01f026 | 817 | do_typedef ("YYSTYPE", new_structure ("yy_union", 1, pos, typeinfo, o), pos); |
e2500fed GK |
818 | } |
819 | \f | |
3d7aafde | 820 | static void process_gc_options (options_p, enum gc_used_enum, |
d8044160 | 821 | int *, int *, int *, type_p *); |
3d7aafde AJ |
822 | static void set_gc_used_type (type_p, enum gc_used_enum, type_p *); |
823 | static void set_gc_used (pair_p); | |
e2500fed | 824 | |
9f313342 GK |
825 | /* Handle OPT for set_gc_used_type. */ |
826 | ||
e2500fed | 827 | static void |
3d7aafde | 828 | process_gc_options (options_p opt, enum gc_used_enum level, int *maybe_undef, |
d8044160 | 829 | int *pass_param, int *length, type_p *nested_ptr) |
e2500fed GK |
830 | { |
831 | options_p o; | |
832 | for (o = opt; o; o = o->next) | |
833 | if (strcmp (o->name, "ptr_alias") == 0 && level == GC_POINTED_TO) | |
36a5eadd | 834 | set_gc_used_type ((type_p) o->info, GC_POINTED_TO, NULL); |
e2500fed GK |
835 | else if (strcmp (o->name, "maybe_undef") == 0) |
836 | *maybe_undef = 1; | |
36a5eadd GK |
837 | else if (strcmp (o->name, "use_params") == 0) |
838 | *pass_param = 1; | |
839 | else if (strcmp (o->name, "length") == 0) | |
840 | *length = 1; | |
d8044160 GK |
841 | else if (strcmp (o->name, "nested_ptr") == 0) |
842 | *nested_ptr = ((const struct nested_ptr_data *) o->info)->type; | |
e2500fed GK |
843 | } |
844 | ||
9f313342 GK |
845 | /* Set the gc_used field of T to LEVEL, and handle the types it references. */ |
846 | ||
e2500fed | 847 | static void |
3d7aafde | 848 | set_gc_used_type (type_p t, enum gc_used_enum level, type_p param[NUM_PARAM]) |
e2500fed GK |
849 | { |
850 | if (t->gc_used >= level) | |
851 | return; | |
3d7aafde | 852 | |
e2500fed GK |
853 | t->gc_used = level; |
854 | ||
855 | switch (t->kind) | |
856 | { | |
857 | case TYPE_STRUCT: | |
858 | case TYPE_UNION: | |
859 | { | |
860 | pair_p f; | |
861 | int dummy; | |
d8044160 | 862 | type_p dummy2; |
e2500fed | 863 | |
d8044160 GK |
864 | process_gc_options (t->u.s.opt, level, &dummy, &dummy, &dummy, |
865 | &dummy2); | |
e2500fed GK |
866 | |
867 | for (f = t->u.s.fields; f; f = f->next) | |
868 | { | |
869 | int maybe_undef = 0; | |
36a5eadd GK |
870 | int pass_param = 0; |
871 | int length = 0; | |
d8044160 | 872 | type_p nested_ptr = NULL; |
36a5eadd | 873 | process_gc_options (f->opt, level, &maybe_undef, &pass_param, |
d8044160 | 874 | &length, &nested_ptr); |
3d7aafde | 875 | |
d8044160 GK |
876 | if (nested_ptr && f->type->kind == TYPE_POINTER) |
877 | set_gc_used_type (nested_ptr, GC_POINTED_TO, | |
878 | pass_param ? param : NULL); | |
879 | else if (length && f->type->kind == TYPE_POINTER) | |
36a5eadd GK |
880 | set_gc_used_type (f->type->u.p, GC_USED, NULL); |
881 | else if (maybe_undef && f->type->kind == TYPE_POINTER) | |
882 | set_gc_used_type (f->type->u.p, GC_MAYBE_POINTED_TO, NULL); | |
883 | else if (pass_param && f->type->kind == TYPE_POINTER && param) | |
884 | set_gc_used_type (find_param_structure (f->type->u.p, param), | |
885 | GC_POINTED_TO, NULL); | |
e2500fed | 886 | else |
36a5eadd | 887 | set_gc_used_type (f->type, GC_USED, pass_param ? param : NULL); |
e2500fed GK |
888 | } |
889 | break; | |
890 | } | |
891 | ||
892 | case TYPE_POINTER: | |
36a5eadd | 893 | set_gc_used_type (t->u.p, GC_POINTED_TO, NULL); |
e2500fed GK |
894 | break; |
895 | ||
896 | case TYPE_ARRAY: | |
36a5eadd | 897 | set_gc_used_type (t->u.a.p, GC_USED, param); |
e2500fed | 898 | break; |
3d7aafde | 899 | |
e2500fed GK |
900 | case TYPE_LANG_STRUCT: |
901 | for (t = t->u.s.lang_struct; t; t = t->next) | |
36a5eadd | 902 | set_gc_used_type (t, level, param); |
e2500fed GK |
903 | break; |
904 | ||
905 | case TYPE_PARAM_STRUCT: | |
36a5eadd GK |
906 | { |
907 | int i; | |
908 | for (i = 0; i < NUM_PARAM; i++) | |
909 | if (t->u.param_struct.param[i] != 0) | |
910 | set_gc_used_type (t->u.param_struct.param[i], GC_USED, NULL); | |
911 | } | |
912 | if (t->u.param_struct.stru->gc_used == GC_POINTED_TO) | |
913 | level = GC_POINTED_TO; | |
914 | else | |
915 | level = GC_USED; | |
916 | t->u.param_struct.stru->gc_used = GC_UNUSED; | |
3d7aafde | 917 | set_gc_used_type (t->u.param_struct.stru, level, |
36a5eadd | 918 | t->u.param_struct.param); |
e2500fed GK |
919 | break; |
920 | ||
921 | default: | |
922 | break; | |
923 | } | |
924 | } | |
925 | ||
36a5eadd | 926 | /* Set the gc_used fields of all the types pointed to by VARIABLES. */ |
9f313342 | 927 | |
e2500fed | 928 | static void |
3d7aafde | 929 | set_gc_used (pair_p variables) |
e2500fed GK |
930 | { |
931 | pair_p p; | |
932 | for (p = variables; p; p = p->next) | |
36a5eadd | 933 | set_gc_used_type (p->type, GC_USED, NULL); |
e2500fed GK |
934 | } |
935 | \f | |
936 | /* File mapping routines. For each input file, there is one output .c file | |
937 | (but some output files have many input files), and there is one .h file | |
938 | for the whole build. */ | |
939 | ||
9f313342 | 940 | /* The list of output files. */ |
e03856fe | 941 | static outf_p output_files; |
9f313342 GK |
942 | |
943 | /* The output header file that is included into pretty much every | |
944 | source file. */ | |
8c80adb7 | 945 | static outf_p header_file; |
e2500fed | 946 | |
8ac9d31f TJ |
947 | /* Number of files specified in gtfiles. */ |
948 | #define NUM_GT_FILES (ARRAY_SIZE (all_files) - 1) | |
96e3ac4f | 949 | |
8ac9d31f TJ |
950 | /* Number of files in the language files array. */ |
951 | #define NUM_LANG_FILES (ARRAY_SIZE (lang_files) - 1) | |
952 | ||
953 | /* Length of srcdir name. */ | |
954 | static int srcdir_len = 0; | |
955 | ||
956 | #define NUM_BASE_FILES (ARRAY_SIZE (lang_dir_names) - 1) | |
e03856fe | 957 | outf_p base_files[NUM_BASE_FILES]; |
e2500fed | 958 | |
3d7aafde AJ |
959 | static outf_p create_file (const char *, const char *); |
960 | static const char * get_file_basename (const char *); | |
e2500fed | 961 | |
e03856fe GK |
962 | /* Create and return an outf_p for a new file for NAME, to be called |
963 | ONAME. */ | |
9f313342 | 964 | |
e03856fe | 965 | static outf_p |
3d7aafde | 966 | create_file (const char *name, const char *oname) |
e2500fed GK |
967 | { |
968 | static const char *const hdr[] = { | |
d8044160 | 969 | " Copyright (C) 2004 Free Software Foundation, Inc.\n", |
e2500fed GK |
970 | "\n", |
971 | "This file is part of GCC.\n", | |
972 | "\n", | |
973 | "GCC is free software; you can redistribute it and/or modify it under\n", | |
974 | "the terms of the GNU General Public License as published by the Free\n", | |
975 | "Software Foundation; either version 2, or (at your option) any later\n", | |
976 | "version.\n", | |
977 | "\n", | |
978 | "GCC is distributed in the hope that it will be useful, but WITHOUT ANY\n", | |
979 | "WARRANTY; without even the implied warranty of MERCHANTABILITY or\n", | |
980 | "FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License\n", | |
981 | "for more details.\n", | |
982 | "\n", | |
983 | "You should have received a copy of the GNU General Public License\n", | |
984 | "along with GCC; see the file COPYING. If not, write to the Free\n", | |
356f9ab3 KC |
985 | "Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA\n", |
986 | "02110-1301, USA. */\n", | |
e2500fed GK |
987 | "\n", |
988 | "/* This file is machine generated. Do not edit. */\n" | |
989 | }; | |
e03856fe | 990 | outf_p f; |
e2500fed | 991 | size_t i; |
3d7aafde | 992 | |
5d038c4c | 993 | f = XCNEW (struct outf); |
e03856fe GK |
994 | f->next = output_files; |
995 | f->name = oname; | |
996 | output_files = f; | |
997 | ||
998 | oprintf (f, "/* Type information for %s.\n", name); | |
62c71f4b | 999 | for (i = 0; i < ARRAY_SIZE (hdr); i++) |
e03856fe | 1000 | oprintf (f, "%s", hdr[i]); |
e2500fed GK |
1001 | return f; |
1002 | } | |
1003 | ||
e03856fe | 1004 | /* Print, like fprintf, to O. */ |
3d7aafde | 1005 | void |
e34d07f2 | 1006 | oprintf (outf_p o, const char *format, ...) |
e03856fe GK |
1007 | { |
1008 | char *s; | |
1009 | size_t slength; | |
e34d07f2 | 1010 | va_list ap; |
3d7aafde | 1011 | |
e34d07f2 | 1012 | va_start (ap, format); |
e03856fe | 1013 | slength = xvasprintf (&s, format, ap); |
e03856fe GK |
1014 | |
1015 | if (o->bufused + slength > o->buflength) | |
1016 | { | |
1017 | size_t new_len = o->buflength; | |
1018 | if (new_len == 0) | |
1019 | new_len = 1024; | |
1020 | do { | |
1021 | new_len *= 2; | |
1022 | } while (o->bufused + slength >= new_len); | |
cca8ead2 | 1023 | o->buf = XRESIZEVEC (char, o->buf, new_len); |
e03856fe GK |
1024 | o->buflength = new_len; |
1025 | } | |
1026 | memcpy (o->buf + o->bufused, s, slength); | |
1027 | o->bufused += slength; | |
1028 | free (s); | |
e34d07f2 | 1029 | va_end (ap); |
e03856fe GK |
1030 | } |
1031 | ||
9f313342 GK |
1032 | /* Open the global header file and the language-specific header files. */ |
1033 | ||
e2500fed | 1034 | static void |
3d7aafde | 1035 | open_base_files (void) |
e2500fed GK |
1036 | { |
1037 | size_t i; | |
3d7aafde | 1038 | |
e03856fe | 1039 | header_file = create_file ("GCC", "gtype-desc.h"); |
e2500fed GK |
1040 | |
1041 | for (i = 0; i < NUM_BASE_FILES; i++) | |
3d7aafde | 1042 | base_files[i] = create_file (lang_dir_names[i], |
8ac9d31f | 1043 | xasprintf ("gtype-%s.h", lang_dir_names[i])); |
e03856fe GK |
1044 | |
1045 | /* gtype-desc.c is a little special, so we create it here. */ | |
1046 | { | |
1047 | /* The order of files here matters very much. */ | |
1048 | static const char *const ifiles [] = { | |
6de9cd9a | 1049 | "config.h", "system.h", "coretypes.h", "tm.h", "varray.h", |
7932a3db NS |
1050 | "hashtab.h", "splay-tree.h", "obstack.h", "bitmap.h", "input.h", |
1051 | "tree.h", "rtl.h", "function.h", "insn-config.h", "expr.h", | |
1052 | "hard-reg-set.h", "basic-block.h", "cselib.h", "insn-addr.h", | |
1053 | "optabs.h", "libfuncs.h", "debug.h", "ggc.h", "cgraph.h", | |
1054 | "tree-flow.h", "reload.h", "cpp-id-data.h", "tree-chrec.h", | |
d6b5193b | 1055 | "except.h", "output.h", NULL |
e03856fe GK |
1056 | }; |
1057 | const char *const *ifp; | |
1058 | outf_p gtype_desc_c; | |
3d7aafde | 1059 | |
e03856fe GK |
1060 | gtype_desc_c = create_file ("GCC", "gtype-desc.c"); |
1061 | for (ifp = ifiles; *ifp; ifp++) | |
1062 | oprintf (gtype_desc_c, "#include \"%s\"\n", *ifp); | |
1063 | } | |
e2500fed GK |
1064 | } |
1065 | ||
9f313342 GK |
1066 | /* Determine the pathname to F relative to $(srcdir). */ |
1067 | ||
e2500fed | 1068 | static const char * |
3d7aafde | 1069 | get_file_basename (const char *f) |
e2500fed | 1070 | { |
e2500fed | 1071 | const char *basename; |
8ac9d31f | 1072 | unsigned i; |
3d7aafde | 1073 | |
e2500fed | 1074 | basename = strrchr (f, '/'); |
3d7aafde | 1075 | |
8ac9d31f TJ |
1076 | if (!basename) |
1077 | return f; | |
3d7aafde | 1078 | |
8ac9d31f | 1079 | basename++; |
3d7aafde | 1080 | |
8ac9d31f TJ |
1081 | for (i = 1; i < NUM_BASE_FILES; i++) |
1082 | { | |
1083 | const char * s1; | |
1084 | const char * s2; | |
1085 | int l1; | |
1086 | int l2; | |
1087 | s1 = basename - strlen (lang_dir_names [i]) - 1; | |
1088 | s2 = lang_dir_names [i]; | |
1089 | l1 = strlen (s1); | |
1090 | l2 = strlen (s2); | |
ad8c162b | 1091 | if (l1 >= l2 && IS_DIR_SEPARATOR (s1[-1]) && !memcmp (s1, s2, l2)) |
8ac9d31f TJ |
1092 | { |
1093 | basename -= l2 + 1; | |
1094 | if ((basename - f - 1) != srcdir_len) | |
b2d59f6f | 1095 | fatal ("filename `%s' should be preceded by $srcdir", f); |
8ac9d31f TJ |
1096 | break; |
1097 | } | |
1098 | } | |
3d7aafde | 1099 | |
e2500fed GK |
1100 | return basename; |
1101 | } | |
1102 | ||
9f313342 | 1103 | /* Return a bitmap which has bit `1 << BASE_FILE_<lang>' set iff |
3d7aafde | 1104 | INPUT_FILE is used by <lang>. |
9f313342 GK |
1105 | |
1106 | This function should be written to assume that a file _is_ used | |
1107 | if the situation is unclear. If it wrongly assumes a file _is_ used, | |
1108 | a linker error will result. If it wrongly assumes a file _is not_ used, | |
1109 | some GC roots may be missed, which is a much harder-to-debug problem. */ | |
1110 | ||
e2500fed | 1111 | unsigned |
3d7aafde | 1112 | get_base_file_bitmap (const char *input_file) |
e2500fed GK |
1113 | { |
1114 | const char *basename = get_file_basename (input_file); | |
1115 | const char *slashpos = strchr (basename, '/'); | |
8ac9d31f TJ |
1116 | unsigned j; |
1117 | unsigned k; | |
1118 | unsigned bitmap; | |
3d7aafde | 1119 | |
ad8c162b ZL |
1120 | /* If the file resides in a language subdirectory (e.g., 'cp'), assume that |
1121 | it belongs to the corresponding language. The file may belong to other | |
1122 | languages as well (which is checked for below). */ | |
1123 | ||
8ac9d31f | 1124 | if (slashpos) |
e2500fed GK |
1125 | { |
1126 | size_t i; | |
8ac9d31f TJ |
1127 | for (i = 1; i < NUM_BASE_FILES; i++) |
1128 | if ((size_t)(slashpos - basename) == strlen (lang_dir_names [i]) | |
1129 | && memcmp (basename, lang_dir_names[i], strlen (lang_dir_names[i])) == 0) | |
1130 | { | |
1131 | /* It's in a language directory, set that language. */ | |
1132 | bitmap = 1 << i; | |
8ac9d31f | 1133 | } |
e2500fed | 1134 | } |
8ac9d31f TJ |
1135 | |
1136 | /* If it's in any config-lang.in, then set for the languages | |
1137 | specified. */ | |
1138 | ||
1139 | bitmap = 0; | |
1140 | ||
1141 | for (j = 0; j < NUM_LANG_FILES; j++) | |
1142 | { | |
1143 | if (!strcmp(input_file, lang_files[j])) | |
1144 | { | |
1145 | for (k = 0; k < NUM_BASE_FILES; k++) | |
1146 | { | |
1147 | if (!strcmp(lang_dir_names[k], langs_for_lang_files[j])) | |
1148 | bitmap |= (1 << k); | |
1149 | } | |
1150 | } | |
1151 | } | |
3d7aafde | 1152 | |
8ac9d31f TJ |
1153 | /* Otherwise, set all languages. */ |
1154 | if (!bitmap) | |
1155 | bitmap = (1 << NUM_BASE_FILES) - 1; | |
1156 | ||
1157 | return bitmap; | |
e2500fed GK |
1158 | } |
1159 | ||
9f313342 GK |
1160 | /* An output file, suitable for definitions, that can see declarations |
1161 | made in INPUT_FILE and is linked into every language that uses | |
1162 | INPUT_FILE. */ | |
1163 | ||
e03856fe | 1164 | outf_p |
3d7aafde | 1165 | get_output_file_with_visibility (const char *input_file) |
e2500fed | 1166 | { |
e03856fe | 1167 | outf_p r; |
e2500fed GK |
1168 | size_t len; |
1169 | const char *basename; | |
e03856fe GK |
1170 | const char *for_name; |
1171 | const char *output_name; | |
e2500fed | 1172 | |
e03856fe GK |
1173 | /* This can happen when we need a file with visibility on a |
1174 | structure that we've never seen. We have to just hope that it's | |
1175 | globally visible. */ | |
1176 | if (input_file == NULL) | |
1177 | input_file = "system.h"; | |
e2500fed | 1178 | |
e2500fed GK |
1179 | /* Determine the output file name. */ |
1180 | basename = get_file_basename (input_file); | |
1181 | ||
1182 | len = strlen (basename); | |
1183 | if ((len > 2 && memcmp (basename+len-2, ".c", 2) == 0) | |
1184 | || (len > 2 && memcmp (basename+len-2, ".y", 2) == 0) | |
1185 | || (len > 3 && memcmp (basename+len-3, ".in", 3) == 0)) | |
1186 | { | |
1187 | char *s; | |
3d7aafde | 1188 | |
e03856fe | 1189 | output_name = s = xasprintf ("gt-%s", basename); |
e2500fed | 1190 | for (; *s != '.'; s++) |
1f8e4682 | 1191 | if (! ISALNUM (*s) && *s != '-') |
e2500fed GK |
1192 | *s = '-'; |
1193 | memcpy (s, ".h", sizeof (".h")); | |
e03856fe | 1194 | for_name = basename; |
e2500fed | 1195 | } |
ad8c162b ZL |
1196 | /* Some headers get used by more than one front-end; hence, it |
1197 | would be inappropriate to spew them out to a single gtype-<lang>.h | |
1198 | (and gengtype doesn't know how to direct spewage into multiple | |
1199 | gtype-<lang>.h headers at this time). Instead, we pair up these | |
1200 | headers with source files (and their special purpose gt-*.h headers). */ | |
e2500fed | 1201 | else if (strcmp (basename, "c-common.h") == 0) |
e03856fe | 1202 | output_name = "gt-c-common.h", for_name = "c-common.c"; |
e2500fed | 1203 | else if (strcmp (basename, "c-tree.h") == 0) |
e03856fe | 1204 | output_name = "gt-c-decl.h", for_name = "c-decl.c"; |
6e955430 ZL |
1205 | else if (strncmp (basename, "cp", 2) == 0 && IS_DIR_SEPARATOR (basename[2]) |
1206 | && strcmp (basename + 3, "cp-tree.h") == 0) | |
1207 | output_name = "gt-cp-tree.h", for_name = "cp/tree.c"; | |
1208 | else if (strncmp (basename, "cp", 2) == 0 && IS_DIR_SEPARATOR (basename[2]) | |
1209 | && strcmp (basename + 3, "decl.h") == 0) | |
1210 | output_name = "gt-cp-decl.h", for_name = "cp/decl.c"; | |
1211 | else if (strncmp (basename, "cp", 2) == 0 && IS_DIR_SEPARATOR (basename[2]) | |
1212 | && strcmp (basename + 3, "name-lookup.h") == 0) | |
1213 | output_name = "gt-cp-name-lookup.h", for_name = "cp/name-lookup.c"; | |
ad8c162b ZL |
1214 | else if (strncmp (basename, "objc", 4) == 0 && IS_DIR_SEPARATOR (basename[4]) |
1215 | && strcmp (basename + 5, "objc-act.h") == 0) | |
1216 | output_name = "gt-objc-objc-act.h", for_name = "objc/objc-act.c"; | |
1217 | else | |
e2500fed GK |
1218 | { |
1219 | size_t i; | |
3d7aafde | 1220 | |
e2500fed | 1221 | for (i = 0; i < NUM_BASE_FILES; i++) |
8ac9d31f TJ |
1222 | if (memcmp (basename, lang_dir_names[i], strlen (lang_dir_names[i])) == 0 |
1223 | && basename[strlen(lang_dir_names[i])] == '/') | |
e03856fe GK |
1224 | return base_files[i]; |
1225 | ||
1226 | output_name = "gtype-desc.c"; | |
1227 | for_name = NULL; | |
e2500fed GK |
1228 | } |
1229 | ||
1230 | /* Look through to see if we've ever seen this output filename before. */ | |
e03856fe GK |
1231 | for (r = output_files; r; r = r->next) |
1232 | if (strcmp (r->name, output_name) == 0) | |
1233 | return r; | |
e2500fed GK |
1234 | |
1235 | /* If not, create it. */ | |
e03856fe | 1236 | r = create_file (for_name, output_name); |
e2500fed | 1237 | |
e03856fe | 1238 | return r; |
e2500fed GK |
1239 | } |
1240 | ||
9f313342 GK |
1241 | /* The name of an output file, suitable for definitions, that can see |
1242 | declarations made in INPUT_FILE and is linked into every language | |
1243 | that uses INPUT_FILE. */ | |
1244 | ||
e2500fed | 1245 | const char * |
3d7aafde | 1246 | get_output_file_name (const char *input_file) |
e2500fed | 1247 | { |
e03856fe | 1248 | return get_output_file_with_visibility (input_file)->name; |
e2500fed GK |
1249 | } |
1250 | ||
e03856fe | 1251 | /* Copy the output to its final destination, |
9f313342 GK |
1252 | but don't unnecessarily change modification times. */ |
1253 | ||
e2500fed | 1254 | static void |
3d7aafde | 1255 | close_output_files (void) |
e2500fed | 1256 | { |
e03856fe | 1257 | outf_p of; |
3d7aafde | 1258 | |
e03856fe | 1259 | for (of = output_files; of; of = of->next) |
e2500fed | 1260 | { |
e03856fe GK |
1261 | FILE * newfile; |
1262 | ||
1263 | newfile = fopen (of->name, "r"); | |
1264 | if (newfile != NULL ) | |
e2500fed | 1265 | { |
e03856fe GK |
1266 | int no_write_p; |
1267 | size_t i; | |
e2500fed | 1268 | |
e03856fe GK |
1269 | for (i = 0; i < of->bufused; i++) |
1270 | { | |
1271 | int ch; | |
1272 | ch = fgetc (newfile); | |
1273 | if (ch == EOF || ch != (unsigned char) of->buf[i]) | |
1274 | break; | |
1275 | } | |
1276 | no_write_p = i == of->bufused && fgetc (newfile) == EOF; | |
e2500fed | 1277 | fclose (newfile); |
e03856fe GK |
1278 | |
1279 | if (no_write_p) | |
1280 | continue; | |
e2500fed GK |
1281 | } |
1282 | ||
e03856fe | 1283 | newfile = fopen (of->name, "w"); |
e2500fed GK |
1284 | if (newfile == NULL) |
1285 | { | |
1286 | perror ("opening output file"); | |
1287 | exit (1); | |
1288 | } | |
e03856fe GK |
1289 | if (fwrite (of->buf, 1, of->bufused, newfile) != of->bufused) |
1290 | { | |
1291 | perror ("writing output file"); | |
1292 | exit (1); | |
1293 | } | |
1294 | if (fclose (newfile) != 0) | |
1295 | { | |
1296 | perror ("closing output file"); | |
1297 | exit (1); | |
1298 | } | |
e2500fed GK |
1299 | } |
1300 | } | |
1301 | \f | |
1302 | struct flist { | |
1303 | struct flist *next; | |
1304 | int started_p; | |
1305 | const char *name; | |
e03856fe | 1306 | outf_p f; |
e2500fed GK |
1307 | }; |
1308 | ||
17211ab5 GK |
1309 | struct walk_type_data; |
1310 | ||
1311 | /* For scalars and strings, given the item in 'val'. | |
1312 | For structures, given a pointer to the item in 'val'. | |
1313 | For misc. pointers, given the item in 'val'. | |
1314 | */ | |
3d7aafde AJ |
1315 | typedef void (*process_field_fn) |
1316 | (type_p f, const struct walk_type_data *p); | |
17211ab5 | 1317 | typedef void (*func_name_fn) |
3d7aafde | 1318 | (type_p s, const struct walk_type_data *p); |
17211ab5 GK |
1319 | |
1320 | /* Parameters for write_types. */ | |
1321 | ||
3d7aafde | 1322 | struct write_types_data |
17211ab5 GK |
1323 | { |
1324 | const char *prefix; | |
1325 | const char *param_prefix; | |
1326 | const char *subfield_marker_routine; | |
1327 | const char *marker_routine; | |
1328 | const char *reorder_note_routine; | |
1329 | const char *comment; | |
1330 | }; | |
1331 | ||
3d7aafde AJ |
1332 | static void output_escaped_param (struct walk_type_data *d, |
1333 | const char *, const char *); | |
1334 | static void output_mangled_typename (outf_p, type_p); | |
1335 | static void walk_type (type_p t, struct walk_type_data *d); | |
17211ab5 | 1336 | static void write_func_for_structure |
3d7aafde AJ |
1337 | (type_p orig_s, type_p s, type_p * param, |
1338 | const struct write_types_data *wtd); | |
1339 | static void write_types_process_field | |
1340 | (type_p f, const struct walk_type_data *d); | |
1341 | static void write_types (type_p structures, | |
1342 | type_p param_structs, | |
1343 | const struct write_types_data *wtd); | |
17211ab5 | 1344 | static void write_types_local_process_field |
3d7aafde | 1345 | (type_p f, const struct walk_type_data *d); |
17211ab5 | 1346 | static void write_local_func_for_structure |
3d7aafde AJ |
1347 | (type_p orig_s, type_p s, type_p * param); |
1348 | static void write_local (type_p structures, | |
1349 | type_p param_structs); | |
1350 | static void write_enum_defn (type_p structures, type_p param_structs); | |
1351 | static int contains_scalar_p (type_p t); | |
1352 | static void put_mangled_filename (outf_p , const char *); | |
1353 | static void finish_root_table (struct flist *flp, const char *pfx, | |
1354 | const char *tname, const char *lastname, | |
1355 | const char *name); | |
1356 | static void write_root (outf_p , pair_p, type_p, const char *, int, | |
1357 | struct fileloc *, const char *); | |
1358 | static void write_array (outf_p f, pair_p v, | |
1359 | const struct write_types_data *wtd); | |
1360 | static void write_roots (pair_p); | |
e2500fed | 1361 | |
17211ab5 | 1362 | /* Parameters for walk_type. */ |
e2500fed | 1363 | |
17211ab5 | 1364 | struct walk_type_data |
e2500fed | 1365 | { |
17211ab5 GK |
1366 | process_field_fn process_field; |
1367 | const void *cookie; | |
1368 | outf_p of; | |
1369 | options_p opt; | |
1370 | const char *val; | |
1371 | const char *prev_val[4]; | |
1372 | int indent; | |
1373 | int counter; | |
1374 | struct fileloc *line; | |
1375 | lang_bitmap bitmap; | |
1376 | type_p *param; | |
1377 | int used_length; | |
1378 | type_p orig_s; | |
1379 | const char *reorder_fn; | |
d8044160 GK |
1380 | bool needs_cast_p; |
1381 | bool fn_wants_lvalue; | |
17211ab5 | 1382 | }; |
36a5eadd GK |
1383 | |
1384 | /* Print a mangled name representing T to OF. */ | |
1385 | ||
1386 | static void | |
3d7aafde | 1387 | output_mangled_typename (outf_p of, type_p t) |
36a5eadd GK |
1388 | { |
1389 | if (t == NULL) | |
1390 | oprintf (of, "Z"); | |
1391 | else switch (t->kind) | |
1392 | { | |
1393 | case TYPE_POINTER: | |
1394 | oprintf (of, "P"); | |
1395 | output_mangled_typename (of, t->u.p); | |
1396 | break; | |
1397 | case TYPE_SCALAR: | |
1398 | oprintf (of, "I"); | |
1399 | break; | |
1400 | case TYPE_STRING: | |
1401 | oprintf (of, "S"); | |
1402 | break; | |
1403 | case TYPE_STRUCT: | |
1404 | case TYPE_UNION: | |
1405 | case TYPE_LANG_STRUCT: | |
6d8dd940 | 1406 | oprintf (of, "%lu%s", (unsigned long) strlen (t->u.s.tag), t->u.s.tag); |
36a5eadd GK |
1407 | break; |
1408 | case TYPE_PARAM_STRUCT: | |
1409 | { | |
1410 | int i; | |
1411 | for (i = 0; i < NUM_PARAM; i++) | |
1412 | if (t->u.param_struct.param[i] != NULL) | |
1413 | output_mangled_typename (of, t->u.param_struct.param[i]); | |
3d7aafde | 1414 | output_mangled_typename (of, t->u.param_struct.stru); |
36a5eadd GK |
1415 | } |
1416 | break; | |
1417 | case TYPE_ARRAY: | |
b2d59f6f | 1418 | gcc_unreachable (); |
36a5eadd | 1419 | } |
e2500fed GK |
1420 | } |
1421 | ||
17211ab5 GK |
1422 | /* Print PARAM to D->OF processing escapes. D->VAL references the |
1423 | current object, D->PREV_VAL the object containing the current | |
1424 | object, ONAME is the name of the option and D->LINE is used to | |
1425 | print error messages. */ | |
9f313342 | 1426 | |
e2500fed | 1427 | static void |
3d7aafde AJ |
1428 | output_escaped_param (struct walk_type_data *d, const char *param, |
1429 | const char *oname) | |
e2500fed | 1430 | { |
17211ab5 | 1431 | const char *p; |
3d7aafde | 1432 | |
17211ab5 GK |
1433 | for (p = param; *p; p++) |
1434 | if (*p != '%') | |
1435 | oprintf (d->of, "%c", *p); | |
1436 | else switch (*++p) | |
1437 | { | |
1438 | case 'h': | |
1439 | oprintf (d->of, "(%s)", d->prev_val[2]); | |
1440 | break; | |
1441 | case '0': | |
1442 | oprintf (d->of, "(%s)", d->prev_val[0]); | |
1443 | break; | |
1444 | case '1': | |
1445 | oprintf (d->of, "(%s)", d->prev_val[1]); | |
1446 | break; | |
1447 | case 'a': | |
e2500fed | 1448 | { |
17211ab5 GK |
1449 | const char *pp = d->val + strlen (d->val); |
1450 | while (pp[-1] == ']') | |
1451 | while (*pp != '[') | |
1452 | pp--; | |
1453 | oprintf (d->of, "%s", pp); | |
e2500fed | 1454 | } |
17211ab5 GK |
1455 | break; |
1456 | default: | |
1457 | error_at_line (d->line, "`%s' option contains bad escape %c%c", | |
1458 | oname, '%', *p); | |
1459 | } | |
1460 | } | |
e2500fed | 1461 | |
17211ab5 GK |
1462 | /* Call D->PROCESS_FIELD for every field (or subfield) of D->VAL, |
1463 | which is of type T. Write code to D->OF to constrain execution (at | |
1464 | the point that D->PROCESS_FIELD is called) to the appropriate | |
4da6879c GK |
1465 | cases. Call D->PROCESS_FIELD on subobjects before calling it on |
1466 | pointers to those objects. D->PREV_VAL lists the objects | |
1467 | containing the current object, D->OPT is a list of options to | |
1468 | apply, D->INDENT is the current indentation level, D->LINE is used | |
1469 | to print error messages, D->BITMAP indicates which languages to | |
1470 | print the structure for, and D->PARAM is the current parameter | |
1471 | (from an enclosing param_is option). */ | |
e2500fed | 1472 | |
17211ab5 | 1473 | static void |
3d7aafde | 1474 | walk_type (type_p t, struct walk_type_data *d) |
17211ab5 GK |
1475 | { |
1476 | const char *length = NULL; | |
1477 | const char *desc = NULL; | |
1478 | int maybe_undef_p = 0; | |
1479 | int use_param_num = -1; | |
1480 | int use_params_p = 0; | |
17211ab5 | 1481 | options_p oo; |
b453c95f | 1482 | const struct nested_ptr_data *nested_ptr_d = NULL; |
3d7aafde | 1483 | |
d8044160 | 1484 | d->needs_cast_p = false; |
17211ab5 GK |
1485 | for (oo = d->opt; oo; oo = oo->next) |
1486 | if (strcmp (oo->name, "length") == 0) | |
9e2878cf | 1487 | length = oo->info; |
17211ab5 GK |
1488 | else if (strcmp (oo->name, "maybe_undef") == 0) |
1489 | maybe_undef_p = 1; | |
1490 | else if (strncmp (oo->name, "use_param", 9) == 0 | |
1491 | && (oo->name[9] == '\0' || ISDIGIT (oo->name[9]))) | |
1492 | use_param_num = oo->name[9] == '\0' ? 0 : oo->name[9] - '0'; | |
1493 | else if (strcmp (oo->name, "use_params") == 0) | |
1494 | use_params_p = 1; | |
1495 | else if (strcmp (oo->name, "desc") == 0) | |
9e2878cf | 1496 | desc = oo->info; |
b453c95f | 1497 | else if (strcmp (oo->name, "nested_ptr") == 0) |
d8044160 | 1498 | nested_ptr_d = (const struct nested_ptr_data *) oo->info; |
17211ab5 GK |
1499 | else if (strcmp (oo->name, "dot") == 0) |
1500 | ; | |
1501 | else if (strcmp (oo->name, "tag") == 0) | |
1502 | ; | |
1503 | else if (strcmp (oo->name, "special") == 0) | |
1504 | ; | |
1505 | else if (strcmp (oo->name, "skip") == 0) | |
1506 | ; | |
1507 | else if (strcmp (oo->name, "default") == 0) | |
1508 | ; | |
1509 | else if (strcmp (oo->name, "descbits") == 0) | |
1510 | ; | |
1511 | else if (strcmp (oo->name, "param_is") == 0) | |
1512 | ; | |
084087e1 RH |
1513 | else if (strncmp (oo->name, "param", 5) == 0 |
1514 | && ISDIGIT (oo->name[5]) | |
1515 | && strcmp (oo->name + 6, "_is") == 0) | |
1516 | ; | |
17211ab5 GK |
1517 | else if (strcmp (oo->name, "chain_next") == 0) |
1518 | ; | |
1519 | else if (strcmp (oo->name, "chain_prev") == 0) | |
1520 | ; | |
1521 | else if (strcmp (oo->name, "reorder") == 0) | |
1522 | ; | |
1523 | else | |
1524 | error_at_line (d->line, "unknown option `%s'\n", oo->name); | |
36a5eadd | 1525 | |
17211ab5 GK |
1526 | if (d->used_length) |
1527 | length = NULL; | |
36a5eadd | 1528 | |
17211ab5 GK |
1529 | if (use_params_p) |
1530 | { | |
1531 | int pointer_p = t->kind == TYPE_POINTER; | |
3d7aafde | 1532 | |
17211ab5 GK |
1533 | if (pointer_p) |
1534 | t = t->u.p; | |
1535 | if (! UNION_OR_STRUCT_P (t)) | |
1536 | error_at_line (d->line, "`use_params' option on unimplemented type"); | |
3d7aafde | 1537 | else |
17211ab5 GK |
1538 | t = find_param_structure (t, d->param); |
1539 | if (pointer_p) | |
1540 | t = create_pointer (t); | |
1541 | } | |
3d7aafde | 1542 | |
17211ab5 GK |
1543 | if (use_param_num != -1) |
1544 | { | |
1545 | if (d->param != NULL && d->param[use_param_num] != NULL) | |
e2500fed | 1546 | { |
17211ab5 | 1547 | type_p nt = d->param[use_param_num]; |
3d7aafde | 1548 | |
17211ab5 GK |
1549 | if (t->kind == TYPE_ARRAY) |
1550 | nt = create_array (nt, t->u.a.len); | |
1551 | else if (length != NULL && t->kind == TYPE_POINTER) | |
1552 | nt = create_pointer (nt); | |
f099d360 GK |
1553 | d->needs_cast_p = (t->kind != TYPE_POINTER |
1554 | && (nt->kind == TYPE_POINTER | |
1555 | || nt->kind == TYPE_STRING)); | |
17211ab5 | 1556 | t = nt; |
e2500fed | 1557 | } |
17211ab5 GK |
1558 | else |
1559 | error_at_line (d->line, "no parameter defined for `%s'", | |
1560 | d->val); | |
1561 | } | |
3d7aafde AJ |
1562 | |
1563 | if (maybe_undef_p | |
17211ab5 GK |
1564 | && (t->kind != TYPE_POINTER || ! UNION_OR_STRUCT_P (t->u.p))) |
1565 | { | |
3d7aafde | 1566 | error_at_line (d->line, |
17211ab5 GK |
1567 | "field `%s' has invalid option `maybe_undef_p'\n", |
1568 | d->val); | |
1569 | return; | |
1570 | } | |
3d7aafde | 1571 | |
17211ab5 GK |
1572 | switch (t->kind) |
1573 | { | |
1574 | case TYPE_SCALAR: | |
1575 | case TYPE_STRING: | |
1576 | d->process_field (t, d); | |
1577 | break; | |
3d7aafde | 1578 | |
17211ab5 GK |
1579 | case TYPE_POINTER: |
1580 | { | |
1581 | if (maybe_undef_p | |
1582 | && t->u.p->u.s.line.file == NULL) | |
1583 | { | |
b2d59f6f | 1584 | oprintf (d->of, "%*sgcc_assert (!%s);\n", d->indent, "", d->val); |
17211ab5 GK |
1585 | break; |
1586 | } | |
e2500fed | 1587 | |
17211ab5 | 1588 | if (! length) |
e2500fed | 1589 | { |
17211ab5 GK |
1590 | if (! UNION_OR_STRUCT_P (t->u.p) |
1591 | && t->u.p->kind != TYPE_PARAM_STRUCT) | |
e2500fed | 1592 | { |
3d7aafde | 1593 | error_at_line (d->line, |
17211ab5 GK |
1594 | "field `%s' is pointer to unimplemented type", |
1595 | d->val); | |
e2500fed GK |
1596 | break; |
1597 | } | |
3d7aafde | 1598 | |
b453c95f GK |
1599 | if (nested_ptr_d) |
1600 | { | |
1601 | const char *oldprevval2 = d->prev_val[2]; | |
1602 | ||
1603 | if (! UNION_OR_STRUCT_P (nested_ptr_d->type)) | |
1604 | { | |
1605 | error_at_line (d->line, | |
1606 | "field `%s' has invalid " | |
1607 | "option `nested_ptr'\n", | |
1608 | d->val); | |
1609 | return; | |
1610 | } | |
1611 | ||
1612 | d->prev_val[2] = d->val; | |
1613 | oprintf (d->of, "%*s{\n", d->indent, ""); | |
1614 | d->indent += 2; | |
1615 | d->val = xasprintf ("x%d", d->counter++); | |
d8044160 | 1616 | oprintf (d->of, "%*s%s %s * %s%s =\n", d->indent, "", |
b453c95f GK |
1617 | (nested_ptr_d->type->kind == TYPE_UNION |
1618 | ? "union" : "struct"), | |
d8044160 GK |
1619 | nested_ptr_d->type->u.s.tag, |
1620 | d->fn_wants_lvalue ? "" : "const ", | |
1621 | d->val); | |
b453c95f GK |
1622 | oprintf (d->of, "%*s", d->indent + 2, ""); |
1623 | output_escaped_param (d, nested_ptr_d->convert_from, | |
1624 | "nested_ptr"); | |
1625 | oprintf (d->of, ";\n"); | |
1626 | ||
1627 | d->process_field (nested_ptr_d->type, d); | |
1628 | ||
d8044160 GK |
1629 | if (d->fn_wants_lvalue) |
1630 | { | |
1631 | oprintf (d->of, "%*s%s = ", d->indent, "", | |
1632 | d->prev_val[2]); | |
1633 | d->prev_val[2] = d->val; | |
1634 | output_escaped_param (d, nested_ptr_d->convert_to, | |
1635 | "nested_ptr"); | |
1636 | oprintf (d->of, ";\n"); | |
1637 | } | |
b453c95f GK |
1638 | |
1639 | d->indent -= 2; | |
1640 | oprintf (d->of, "%*s}\n", d->indent, ""); | |
1641 | d->val = d->prev_val[2]; | |
1642 | d->prev_val[2] = oldprevval2; | |
1643 | } | |
1644 | else | |
1645 | d->process_field (t->u.p, d); | |
e2500fed | 1646 | } |
3d7aafde | 1647 | else |
e2500fed | 1648 | { |
17211ab5 GK |
1649 | int loopcounter = d->counter++; |
1650 | const char *oldval = d->val; | |
1651 | const char *oldprevval3 = d->prev_val[3]; | |
e2500fed GK |
1652 | char *newval; |
1653 | ||
17211ab5 GK |
1654 | oprintf (d->of, "%*sif (%s != NULL) {\n", d->indent, "", d->val); |
1655 | d->indent += 2; | |
1656 | oprintf (d->of, "%*ssize_t i%d;\n", d->indent, "", loopcounter); | |
a62a0172 | 1657 | oprintf (d->of, "%*sfor (i%d = 0; i%d != (size_t)(", d->indent, "", |
17211ab5 GK |
1658 | loopcounter, loopcounter); |
1659 | output_escaped_param (d, length, "length"); | |
1660 | oprintf (d->of, "); i%d++) {\n", loopcounter); | |
1661 | d->indent += 2; | |
1662 | d->val = newval = xasprintf ("%s[i%d]", oldval, loopcounter); | |
1663 | d->used_length = 1; | |
1664 | d->prev_val[3] = oldval; | |
1665 | walk_type (t->u.p, d); | |
e2500fed | 1666 | free (newval); |
17211ab5 GK |
1667 | d->val = oldval; |
1668 | d->prev_val[3] = oldprevval3; | |
1669 | d->used_length = 0; | |
1670 | d->indent -= 2; | |
1671 | oprintf (d->of, "%*s}\n", d->indent, ""); | |
4da6879c | 1672 | d->process_field(t, d); |
17211ab5 GK |
1673 | d->indent -= 2; |
1674 | oprintf (d->of, "%*s}\n", d->indent, ""); | |
e2500fed | 1675 | } |
17211ab5 GK |
1676 | } |
1677 | break; | |
e2500fed | 1678 | |
17211ab5 GK |
1679 | case TYPE_ARRAY: |
1680 | { | |
1681 | int loopcounter = d->counter++; | |
1682 | const char *oldval = d->val; | |
1683 | char *newval; | |
1684 | ||
6356f892 | 1685 | /* If it's an array of scalars, we optimize by not generating |
17211ab5 GK |
1686 | any code. */ |
1687 | if (t->u.a.p->kind == TYPE_SCALAR) | |
e2500fed | 1688 | break; |
3d7aafde | 1689 | |
17211ab5 GK |
1690 | oprintf (d->of, "%*s{\n", d->indent, ""); |
1691 | d->indent += 2; | |
1692 | oprintf (d->of, "%*ssize_t i%d;\n", d->indent, "", loopcounter); | |
a62a0172 | 1693 | oprintf (d->of, "%*sfor (i%d = 0; i%d != (size_t)(", d->indent, "", |
17211ab5 GK |
1694 | loopcounter, loopcounter); |
1695 | if (length) | |
1696 | output_escaped_param (d, length, "length"); | |
1697 | else | |
1698 | oprintf (d->of, "%s", t->u.a.len); | |
1699 | oprintf (d->of, "); i%d++) {\n", loopcounter); | |
1700 | d->indent += 2; | |
1701 | d->val = newval = xasprintf ("%s[i%d]", oldval, loopcounter); | |
1702 | d->used_length = 1; | |
1703 | walk_type (t->u.a.p, d); | |
1704 | free (newval); | |
1705 | d->used_length = 0; | |
1706 | d->val = oldval; | |
1707 | d->indent -= 2; | |
1708 | oprintf (d->of, "%*s}\n", d->indent, ""); | |
1709 | d->indent -= 2; | |
1710 | oprintf (d->of, "%*s}\n", d->indent, ""); | |
1711 | } | |
1712 | break; | |
3d7aafde | 1713 | |
17211ab5 GK |
1714 | case TYPE_STRUCT: |
1715 | case TYPE_UNION: | |
1716 | { | |
1717 | pair_p f; | |
1718 | const char *oldval = d->val; | |
1719 | const char *oldprevval1 = d->prev_val[1]; | |
1720 | const char *oldprevval2 = d->prev_val[2]; | |
1721 | const int union_p = t->kind == TYPE_UNION; | |
1722 | int seen_default_p = 0; | |
1723 | options_p o; | |
1724 | ||
1725 | if (! t->u.s.line.file) | |
1726 | error_at_line (d->line, "incomplete structure `%s'", t->u.s.tag); | |
e2500fed | 1727 | |
17211ab5 | 1728 | if ((d->bitmap & t->u.s.bitmap) != d->bitmap) |
e2500fed | 1729 | { |
17211ab5 GK |
1730 | error_at_line (d->line, |
1731 | "structure `%s' defined for mismatching languages", | |
1732 | t->u.s.tag); | |
1733 | error_at_line (&t->u.s.line, "one structure defined here"); | |
1734 | } | |
e2500fed | 1735 | |
17211ab5 GK |
1736 | /* Some things may also be defined in the structure's options. */ |
1737 | for (o = t->u.s.opt; o; o = o->next) | |
1738 | if (! desc && strcmp (o->name, "desc") == 0) | |
9e2878cf | 1739 | desc = o->info; |
e2500fed | 1740 | |
17211ab5 GK |
1741 | d->prev_val[2] = oldval; |
1742 | d->prev_val[1] = oldprevval2; | |
1743 | if (union_p) | |
1744 | { | |
1745 | if (desc == NULL) | |
e2500fed | 1746 | { |
17211ab5 GK |
1747 | error_at_line (d->line, "missing `desc' option for union `%s'", |
1748 | t->u.s.tag); | |
1749 | desc = "1"; | |
e2500fed | 1750 | } |
17211ab5 GK |
1751 | oprintf (d->of, "%*sswitch (", d->indent, ""); |
1752 | output_escaped_param (d, desc, "desc"); | |
1753 | oprintf (d->of, ")\n"); | |
1754 | d->indent += 2; | |
1755 | oprintf (d->of, "%*s{\n", d->indent, ""); | |
1756 | } | |
1757 | for (f = t->u.s.fields; f; f = f->next) | |
1758 | { | |
1759 | options_p oo; | |
1760 | const char *dot = "."; | |
1761 | const char *tagid = NULL; | |
1762 | int skip_p = 0; | |
1763 | int default_p = 0; | |
1764 | int use_param_p = 0; | |
1765 | char *newval; | |
1766 | ||
1767 | d->reorder_fn = NULL; | |
1768 | for (oo = f->opt; oo; oo = oo->next) | |
1769 | if (strcmp (oo->name, "dot") == 0) | |
9e2878cf | 1770 | dot = oo->info; |
17211ab5 | 1771 | else if (strcmp (oo->name, "tag") == 0) |
9e2878cf | 1772 | tagid = oo->info; |
17211ab5 GK |
1773 | else if (strcmp (oo->name, "skip") == 0) |
1774 | skip_p = 1; | |
1775 | else if (strcmp (oo->name, "default") == 0) | |
1776 | default_p = 1; | |
1777 | else if (strcmp (oo->name, "reorder") == 0) | |
9e2878cf | 1778 | d->reorder_fn = oo->info; |
17211ab5 GK |
1779 | else if (strncmp (oo->name, "use_param", 9) == 0 |
1780 | && (oo->name[9] == '\0' || ISDIGIT (oo->name[9]))) | |
1781 | use_param_p = 1; | |
1782 | ||
1783 | if (skip_p) | |
1784 | continue; | |
1785 | ||
1786 | if (union_p && tagid) | |
e2500fed | 1787 | { |
17211ab5 GK |
1788 | oprintf (d->of, "%*scase %s:\n", d->indent, "", tagid); |
1789 | d->indent += 2; | |
e2500fed | 1790 | } |
17211ab5 | 1791 | else if (union_p && default_p) |
e2500fed | 1792 | { |
17211ab5 GK |
1793 | oprintf (d->of, "%*sdefault:\n", d->indent, ""); |
1794 | d->indent += 2; | |
1795 | seen_default_p = 1; | |
e2500fed | 1796 | } |
17211ab5 | 1797 | else if (! union_p && (default_p || tagid)) |
3d7aafde | 1798 | error_at_line (d->line, |
17211ab5 GK |
1799 | "can't use `%s' outside a union on field `%s'", |
1800 | default_p ? "default" : "tag", f->name); | |
1801 | else if (union_p && ! (default_p || tagid) | |
1802 | && f->type->kind == TYPE_SCALAR) | |
e2500fed | 1803 | { |
17211ab5 GK |
1804 | fprintf (stderr, |
1805 | "%s:%d: warning: field `%s' is missing `tag' or `default' option\n", | |
1806 | d->line->file, d->line->line, f->name); | |
1807 | continue; | |
e2500fed | 1808 | } |
17211ab5 | 1809 | else if (union_p && ! (default_p || tagid)) |
3d7aafde | 1810 | error_at_line (d->line, |
17211ab5 | 1811 | "field `%s' is missing `tag' or `default' option", |
e2500fed | 1812 | f->name); |
3d7aafde | 1813 | |
17211ab5 GK |
1814 | d->line = &f->line; |
1815 | d->val = newval = xasprintf ("%s%s%s", oldval, dot, f->name); | |
1816 | d->opt = f->opt; | |
d8044160 | 1817 | d->used_length = false; |
17211ab5 GK |
1818 | |
1819 | if (union_p && use_param_p && d->param == NULL) | |
b2d59f6f | 1820 | oprintf (d->of, "%*sgcc_unreachable ();\n", d->indent, ""); |
17211ab5 GK |
1821 | else |
1822 | walk_type (f->type, d); | |
1823 | ||
1824 | free (newval); | |
1825 | ||
1826 | if (union_p) | |
e2500fed | 1827 | { |
17211ab5 GK |
1828 | oprintf (d->of, "%*sbreak;\n", d->indent, ""); |
1829 | d->indent -= 2; | |
e2500fed | 1830 | } |
17211ab5 GK |
1831 | } |
1832 | d->reorder_fn = NULL; | |
e2500fed | 1833 | |
17211ab5 GK |
1834 | d->val = oldval; |
1835 | d->prev_val[1] = oldprevval1; | |
1836 | d->prev_val[2] = oldprevval2; | |
1837 | ||
1838 | if (union_p && ! seen_default_p) | |
1839 | { | |
1840 | oprintf (d->of, "%*sdefault:\n", d->indent, ""); | |
1841 | oprintf (d->of, "%*s break;\n", d->indent, ""); | |
1842 | } | |
1843 | if (union_p) | |
1844 | { | |
1845 | oprintf (d->of, "%*s}\n", d->indent, ""); | |
1846 | d->indent -= 2; | |
e2500fed | 1847 | } |
17211ab5 GK |
1848 | } |
1849 | break; | |
e2500fed | 1850 | |
17211ab5 GK |
1851 | case TYPE_LANG_STRUCT: |
1852 | { | |
1853 | type_p nt; | |
1854 | for (nt = t->u.s.lang_struct; nt; nt = nt->next) | |
1855 | if ((d->bitmap & nt->u.s.bitmap) == d->bitmap) | |
1856 | break; | |
1857 | if (nt == NULL) | |
1858 | error_at_line (d->line, "structure `%s' differs between languages", | |
1859 | t->u.s.tag); | |
1860 | else | |
1861 | walk_type (nt, d); | |
1862 | } | |
1863 | break; | |
1864 | ||
1865 | case TYPE_PARAM_STRUCT: | |
1866 | { | |
1867 | type_p *oldparam = d->param; | |
3d7aafde | 1868 | |
17211ab5 GK |
1869 | d->param = t->u.param_struct.param; |
1870 | walk_type (t->u.param_struct.stru, d); | |
1871 | d->param = oldparam; | |
1872 | } | |
1873 | break; | |
3d7aafde | 1874 | |
17211ab5 | 1875 | default: |
b2d59f6f | 1876 | gcc_unreachable (); |
e2500fed | 1877 | } |
17211ab5 GK |
1878 | } |
1879 | ||
1880 | /* process_field routine for marking routines. */ | |
1881 | ||
1882 | static void | |
3d7aafde | 1883 | write_types_process_field (type_p f, const struct walk_type_data *d) |
17211ab5 GK |
1884 | { |
1885 | const struct write_types_data *wtd; | |
f099d360 | 1886 | const char *cast = d->needs_cast_p ? "(void *)" : ""; |
17211ab5 | 1887 | wtd = (const struct write_types_data *) d->cookie; |
3d7aafde | 1888 | |
17211ab5 | 1889 | switch (f->kind) |
e2500fed | 1890 | { |
17211ab5 | 1891 | case TYPE_POINTER: |
3d7aafde | 1892 | oprintf (d->of, "%*s%s (%s%s", d->indent, "", |
f099d360 | 1893 | wtd->subfield_marker_routine, cast, d->val); |
17211ab5 | 1894 | if (wtd->param_prefix) |
36a5eadd | 1895 | { |
17211ab5 GK |
1896 | oprintf (d->of, ", %s", d->prev_val[3]); |
1897 | if (d->orig_s) | |
1898 | { | |
1899 | oprintf (d->of, ", gt_%s_", wtd->param_prefix); | |
1900 | output_mangled_typename (d->of, d->orig_s); | |
1901 | } | |
1902 | else | |
1903 | oprintf (d->of, ", gt_%sa_%s", wtd->param_prefix, d->prev_val[0]); | |
08cee789 DJ |
1904 | |
1905 | if (f->u.p->kind == TYPE_PARAM_STRUCT | |
1906 | && f->u.p->u.s.line.file != NULL) | |
1907 | { | |
1908 | oprintf (d->of, ", gt_e_"); | |
1909 | output_mangled_typename (d->of, f); | |
1910 | } | |
1911 | else if (UNION_OR_STRUCT_P (f) | |
1912 | && f->u.p->u.s.line.file != NULL) | |
1913 | { | |
1914 | oprintf (d->of, ", gt_ggc_e_"); | |
1915 | output_mangled_typename (d->of, f); | |
1916 | } | |
1917 | else | |
1918 | oprintf (d->of, ", gt_types_enum_last"); | |
36a5eadd | 1919 | } |
17211ab5 GK |
1920 | oprintf (d->of, ");\n"); |
1921 | if (d->reorder_fn && wtd->reorder_note_routine) | |
3d7aafde | 1922 | oprintf (d->of, "%*s%s (%s%s, %s, %s);\n", d->indent, "", |
f099d360 | 1923 | wtd->reorder_note_routine, cast, d->val, |
17211ab5 GK |
1924 | d->prev_val[3], d->reorder_fn); |
1925 | break; | |
1926 | ||
1927 | case TYPE_STRING: | |
1928 | if (wtd->param_prefix == NULL) | |
1929 | break; | |
1930 | ||
1931 | case TYPE_STRUCT: | |
1932 | case TYPE_UNION: | |
1933 | case TYPE_LANG_STRUCT: | |
1934 | case TYPE_PARAM_STRUCT: | |
1935 | oprintf (d->of, "%*sgt_%s_", d->indent, "", wtd->prefix); | |
1936 | output_mangled_typename (d->of, f); | |
f099d360 | 1937 | oprintf (d->of, " (%s%s);\n", cast, d->val); |
17211ab5 | 1938 | if (d->reorder_fn && wtd->reorder_note_routine) |
3d7aafde | 1939 | oprintf (d->of, "%*s%s (%s%s, %s%s, %s);\n", d->indent, "", |
f099d360 | 1940 | wtd->reorder_note_routine, cast, d->val, cast, d->val, |
17211ab5 GK |
1941 | d->reorder_fn); |
1942 | break; | |
1943 | ||
1944 | case TYPE_SCALAR: | |
1945 | break; | |
3d7aafde | 1946 | |
17211ab5 | 1947 | default: |
b2d59f6f | 1948 | gcc_unreachable (); |
e2500fed GK |
1949 | } |
1950 | } | |
1951 | ||
2d82317d RH |
1952 | /* A subroutine of write_func_for_structure. Write the enum tag for S. */ |
1953 | ||
1954 | static void | |
1955 | output_type_enum (outf_p of, type_p s) | |
1956 | { | |
1957 | if (s->kind == TYPE_PARAM_STRUCT && s->u.s.line.file != NULL) | |
1958 | { | |
1959 | oprintf (of, ", gt_e_"); | |
1960 | output_mangled_typename (of, s); | |
1961 | } | |
1962 | else if (UNION_OR_STRUCT_P (s) && s->u.s.line.file != NULL) | |
1963 | { | |
1964 | oprintf (of, ", gt_ggc_e_"); | |
1965 | output_mangled_typename (of, s); | |
1966 | } | |
1967 | else | |
1968 | oprintf (of, ", gt_types_enum_last"); | |
1969 | } | |
1970 | ||
17211ab5 GK |
1971 | /* For S, a structure that's part of ORIG_S, and using parameters |
1972 | PARAM, write out a routine that: | |
1973 | - Takes a parameter, a void * but actually of type *S | |
1974 | - If SEEN_ROUTINE returns nonzero, calls write_types_process_field on each | |
1975 | field of S or its substructures and (in some cases) things | |
1976 | that are pointed to by S. | |
1977 | */ | |
9f313342 | 1978 | |
e2500fed | 1979 | static void |
8c80adb7 SB |
1980 | write_func_for_structure (type_p orig_s, type_p s, type_p *param, |
1981 | const struct write_types_data *wtd) | |
e2500fed | 1982 | { |
36a5eadd GK |
1983 | const char *fn = s->u.s.line.file; |
1984 | int i; | |
1985 | const char *chain_next = NULL; | |
1986 | const char *chain_prev = NULL; | |
1987 | options_p opt; | |
17211ab5 | 1988 | struct walk_type_data d; |
3d7aafde | 1989 | |
36a5eadd GK |
1990 | /* This is a hack, and not the good kind either. */ |
1991 | for (i = NUM_PARAM - 1; i >= 0; i--) | |
3d7aafde | 1992 | if (param && param[i] && param[i]->kind == TYPE_POINTER |
36a5eadd GK |
1993 | && UNION_OR_STRUCT_P (param[i]->u.p)) |
1994 | fn = param[i]->u.p->u.s.line.file; | |
3d7aafde | 1995 | |
17211ab5 GK |
1996 | memset (&d, 0, sizeof (d)); |
1997 | d.of = get_output_file_with_visibility (fn); | |
3d7aafde | 1998 | |
36a5eadd GK |
1999 | for (opt = s->u.s.opt; opt; opt = opt->next) |
2000 | if (strcmp (opt->name, "chain_next") == 0) | |
9e2878cf | 2001 | chain_next = opt->info; |
36a5eadd | 2002 | else if (strcmp (opt->name, "chain_prev") == 0) |
9e2878cf | 2003 | chain_prev = opt->info; |
36a5eadd GK |
2004 | |
2005 | if (chain_prev != NULL && chain_next == NULL) | |
2006 | error_at_line (&s->u.s.line, "chain_prev without chain_next"); | |
2007 | ||
17211ab5 GK |
2008 | d.process_field = write_types_process_field; |
2009 | d.cookie = wtd; | |
2010 | d.orig_s = orig_s; | |
2011 | d.opt = s->u.s.opt; | |
2012 | d.line = &s->u.s.line; | |
2013 | d.bitmap = s->u.s.bitmap; | |
2014 | d.param = param; | |
2015 | d.prev_val[0] = "*x"; | |
e0a21ab9 | 2016 | d.prev_val[1] = "not valid postage"; /* Guarantee an error. */ |
17211ab5 GK |
2017 | d.prev_val[3] = "x"; |
2018 | d.val = "(*x)"; | |
2019 | ||
2020 | oprintf (d.of, "\n"); | |
2021 | oprintf (d.of, "void\n"); | |
e2500fed | 2022 | if (param == NULL) |
17211ab5 | 2023 | oprintf (d.of, "gt_%sx_%s", wtd->prefix, orig_s->u.s.tag); |
e2500fed | 2024 | else |
36a5eadd | 2025 | { |
17211ab5 GK |
2026 | oprintf (d.of, "gt_%s_", wtd->prefix); |
2027 | output_mangled_typename (d.of, orig_s); | |
36a5eadd | 2028 | } |
6906ba40 | 2029 | oprintf (d.of, " (void *x_p)\n"); |
17211ab5 GK |
2030 | oprintf (d.of, "{\n"); |
2031 | oprintf (d.of, " %s %s * %sx = (%s %s *)x_p;\n", | |
e2500fed | 2032 | s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag, |
36a5eadd | 2033 | chain_next == NULL ? "const " : "", |
e2500fed | 2034 | s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag); |
36a5eadd | 2035 | if (chain_next != NULL) |
17211ab5 | 2036 | oprintf (d.of, " %s %s * xlimit = x;\n", |
36a5eadd GK |
2037 | s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag); |
2038 | if (chain_next == NULL) | |
17211ab5 GK |
2039 | { |
2040 | oprintf (d.of, " if (%s (x", wtd->marker_routine); | |
2041 | if (wtd->param_prefix) | |
2042 | { | |
2043 | oprintf (d.of, ", x, gt_%s_", wtd->param_prefix); | |
2044 | output_mangled_typename (d.of, orig_s); | |
2d82317d | 2045 | output_type_enum (d.of, orig_s); |
17211ab5 GK |
2046 | } |
2047 | oprintf (d.of, "))\n"); | |
2048 | } | |
36a5eadd GK |
2049 | else |
2050 | { | |
17211ab5 GK |
2051 | oprintf (d.of, " while (%s (xlimit", wtd->marker_routine); |
2052 | if (wtd->param_prefix) | |
2053 | { | |
2054 | oprintf (d.of, ", xlimit, gt_%s_", wtd->param_prefix); | |
2055 | output_mangled_typename (d.of, orig_s); | |
2d82317d | 2056 | output_type_enum (d.of, orig_s); |
17211ab5 GK |
2057 | } |
2058 | oprintf (d.of, "))\n"); | |
2059 | oprintf (d.of, " xlimit = ("); | |
2060 | d.prev_val[2] = "*xlimit"; | |
2061 | output_escaped_param (&d, chain_next, "chain_next"); | |
2062 | oprintf (d.of, ");\n"); | |
36a5eadd GK |
2063 | if (chain_prev != NULL) |
2064 | { | |
17211ab5 GK |
2065 | oprintf (d.of, " if (x != xlimit)\n"); |
2066 | oprintf (d.of, " for (;;)\n"); | |
2067 | oprintf (d.of, " {\n"); | |
2068 | oprintf (d.of, " %s %s * const xprev = (", | |
36a5eadd | 2069 | s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag); |
3d7aafde | 2070 | |
17211ab5 GK |
2071 | d.prev_val[2] = "*x"; |
2072 | output_escaped_param (&d, chain_prev, "chain_prev"); | |
2073 | oprintf (d.of, ");\n"); | |
2074 | oprintf (d.of, " if (xprev == NULL) break;\n"); | |
2075 | oprintf (d.of, " x = xprev;\n"); | |
3d7aafde | 2076 | oprintf (d.of, " (void) %s (xprev", |
17211ab5 GK |
2077 | wtd->marker_routine); |
2078 | if (wtd->param_prefix) | |
2079 | { | |
2080 | oprintf (d.of, ", xprev, gt_%s_", wtd->param_prefix); | |
2081 | output_mangled_typename (d.of, orig_s); | |
2d82317d | 2082 | output_type_enum (d.of, orig_s); |
17211ab5 GK |
2083 | } |
2084 | oprintf (d.of, ");\n"); | |
2085 | oprintf (d.of, " }\n"); | |
36a5eadd | 2086 | } |
17211ab5 | 2087 | oprintf (d.of, " while (x != xlimit)\n"); |
36a5eadd | 2088 | } |
17211ab5 | 2089 | oprintf (d.of, " {\n"); |
3d7aafde | 2090 | |
17211ab5 GK |
2091 | d.prev_val[2] = "*x"; |
2092 | d.indent = 6; | |
2093 | walk_type (s, &d); | |
3d7aafde | 2094 | |
36a5eadd GK |
2095 | if (chain_next != NULL) |
2096 | { | |
17211ab5 GK |
2097 | oprintf (d.of, " x = ("); |
2098 | output_escaped_param (&d, chain_next, "chain_next"); | |
2099 | oprintf (d.of, ");\n"); | |
36a5eadd GK |
2100 | } |
2101 | ||
17211ab5 GK |
2102 | oprintf (d.of, " }\n"); |
2103 | oprintf (d.of, "}\n"); | |
e2500fed | 2104 | } |
9f313342 GK |
2105 | |
2106 | /* Write out marker routines for STRUCTURES and PARAM_STRUCTS. */ | |
e2500fed GK |
2107 | |
2108 | static void | |
3d7aafde AJ |
2109 | write_types (type_p structures, type_p param_structs, |
2110 | const struct write_types_data *wtd) | |
e2500fed GK |
2111 | { |
2112 | type_p s; | |
3d7aafde | 2113 | |
17211ab5 | 2114 | oprintf (header_file, "\n/* %s*/\n", wtd->comment); |
e2500fed GK |
2115 | for (s = structures; s; s = s->next) |
2116 | if (s->gc_used == GC_POINTED_TO | |
2117 | || s->gc_used == GC_MAYBE_POINTED_TO) | |
2118 | { | |
2119 | options_p opt; | |
3d7aafde | 2120 | |
e2500fed GK |
2121 | if (s->gc_used == GC_MAYBE_POINTED_TO |
2122 | && s->u.s.line.file == NULL) | |
2123 | continue; | |
2124 | ||
17211ab5 | 2125 | oprintf (header_file, "#define gt_%s_", wtd->prefix); |
36a5eadd GK |
2126 | output_mangled_typename (header_file, s); |
2127 | oprintf (header_file, "(X) do { \\\n"); | |
e03856fe | 2128 | oprintf (header_file, |
3d7aafde | 2129 | " if (X != NULL) gt_%sx_%s (X);\\\n", wtd->prefix, |
17211ab5 | 2130 | s->u.s.tag); |
e03856fe | 2131 | oprintf (header_file, |
e2500fed | 2132 | " } while (0)\n"); |
3d7aafde | 2133 | |
e2500fed GK |
2134 | for (opt = s->u.s.opt; opt; opt = opt->next) |
2135 | if (strcmp (opt->name, "ptr_alias") == 0) | |
2136 | { | |
2137 | type_p t = (type_p) opt->info; | |
3d7aafde | 2138 | if (t->kind == TYPE_STRUCT |
e2500fed GK |
2139 | || t->kind == TYPE_UNION |
2140 | || t->kind == TYPE_LANG_STRUCT) | |
e03856fe | 2141 | oprintf (header_file, |
17211ab5 GK |
2142 | "#define gt_%sx_%s gt_%sx_%s\n", |
2143 | wtd->prefix, s->u.s.tag, wtd->prefix, t->u.s.tag); | |
e2500fed | 2144 | else |
3d7aafde | 2145 | error_at_line (&s->u.s.line, |
e2500fed GK |
2146 | "structure alias is not a structure"); |
2147 | break; | |
2148 | } | |
2149 | if (opt) | |
2150 | continue; | |
2151 | ||
2152 | /* Declare the marker procedure only once. */ | |
3d7aafde AJ |
2153 | oprintf (header_file, |
2154 | "extern void gt_%sx_%s (void *);\n", | |
17211ab5 | 2155 | wtd->prefix, s->u.s.tag); |
3d7aafde | 2156 | |
e2500fed GK |
2157 | if (s->u.s.line.file == NULL) |
2158 | { | |
3d7aafde | 2159 | fprintf (stderr, "warning: structure `%s' used but not defined\n", |
e2500fed GK |
2160 | s->u.s.tag); |
2161 | continue; | |
2162 | } | |
3d7aafde | 2163 | |
e2500fed GK |
2164 | if (s->kind == TYPE_LANG_STRUCT) |
2165 | { | |
2166 | type_p ss; | |
2167 | for (ss = s->u.s.lang_struct; ss; ss = ss->next) | |
17211ab5 | 2168 | write_func_for_structure (s, ss, NULL, wtd); |
e2500fed GK |
2169 | } |
2170 | else | |
17211ab5 | 2171 | write_func_for_structure (s, s, NULL, wtd); |
e2500fed GK |
2172 | } |
2173 | ||
2174 | for (s = param_structs; s; s = s->next) | |
2175 | if (s->gc_used == GC_POINTED_TO) | |
2176 | { | |
36a5eadd | 2177 | type_p * param = s->u.param_struct.param; |
e2500fed GK |
2178 | type_p stru = s->u.param_struct.stru; |
2179 | ||
e2500fed | 2180 | /* Declare the marker procedure. */ |
17211ab5 | 2181 | oprintf (header_file, "extern void gt_%s_", wtd->prefix); |
36a5eadd | 2182 | output_mangled_typename (header_file, s); |
3d7aafde AJ |
2183 | oprintf (header_file, " (void *);\n"); |
2184 | ||
e2500fed GK |
2185 | if (stru->u.s.line.file == NULL) |
2186 | { | |
3d7aafde | 2187 | fprintf (stderr, "warning: structure `%s' used but not defined\n", |
e2500fed GK |
2188 | s->u.s.tag); |
2189 | continue; | |
2190 | } | |
3d7aafde | 2191 | |
e2500fed GK |
2192 | if (stru->kind == TYPE_LANG_STRUCT) |
2193 | { | |
2194 | type_p ss; | |
2195 | for (ss = stru->u.s.lang_struct; ss; ss = ss->next) | |
17211ab5 GK |
2196 | write_func_for_structure (s, ss, param, wtd); |
2197 | } | |
2198 | else | |
2199 | write_func_for_structure (s, stru, param, wtd); | |
2200 | } | |
2201 | } | |
2202 | ||
2203 | static const struct write_types_data ggc_wtd = | |
2204 | { | |
2205 | "ggc_m", NULL, "ggc_mark", "ggc_test_and_set_mark", NULL, | |
2206 | "GC marker procedures. " | |
2207 | }; | |
2208 | ||
2209 | static const struct write_types_data pch_wtd = | |
2210 | { | |
2211 | "pch_n", "pch_p", "gt_pch_note_object", "gt_pch_note_object", | |
2212 | "gt_pch_note_reorder", | |
2213 | "PCH type-walking procedures. " | |
2214 | }; | |
2215 | ||
2216 | /* Write out the local pointer-walking routines. */ | |
2217 | ||
2218 | /* process_field routine for local pointer-walking. */ | |
2219 | ||
2220 | static void | |
3d7aafde | 2221 | write_types_local_process_field (type_p f, const struct walk_type_data *d) |
17211ab5 GK |
2222 | { |
2223 | switch (f->kind) | |
2224 | { | |
2225 | case TYPE_POINTER: | |
2226 | case TYPE_STRUCT: | |
2227 | case TYPE_UNION: | |
2228 | case TYPE_LANG_STRUCT: | |
2229 | case TYPE_PARAM_STRUCT: | |
2230 | case TYPE_STRING: | |
2231 | oprintf (d->of, "%*sif ((void *)(%s) == this_obj)\n", d->indent, "", | |
2232 | d->prev_val[3]); | |
2233 | oprintf (d->of, "%*s op (&(%s), cookie);\n", d->indent, "", d->val); | |
2234 | break; | |
2235 | ||
2236 | case TYPE_SCALAR: | |
2237 | break; | |
3d7aafde | 2238 | |
17211ab5 | 2239 | default: |
b2d59f6f | 2240 | gcc_unreachable (); |
17211ab5 GK |
2241 | } |
2242 | } | |
2243 | ||
2244 | /* For S, a structure that's part of ORIG_S, and using parameters | |
2245 | PARAM, write out a routine that: | |
2246 | - Is of type gt_note_pointers | |
d8044160 | 2247 | - Calls PROCESS_FIELD on each field of S or its substructures. |
17211ab5 GK |
2248 | */ |
2249 | ||
2250 | static void | |
3d7aafde | 2251 | write_local_func_for_structure (type_p orig_s, type_p s, type_p *param) |
17211ab5 GK |
2252 | { |
2253 | const char *fn = s->u.s.line.file; | |
2254 | int i; | |
2255 | struct walk_type_data d; | |
3d7aafde | 2256 | |
17211ab5 GK |
2257 | /* This is a hack, and not the good kind either. */ |
2258 | for (i = NUM_PARAM - 1; i >= 0; i--) | |
3d7aafde | 2259 | if (param && param[i] && param[i]->kind == TYPE_POINTER |
17211ab5 GK |
2260 | && UNION_OR_STRUCT_P (param[i]->u.p)) |
2261 | fn = param[i]->u.p->u.s.line.file; | |
3d7aafde | 2262 | |
17211ab5 GK |
2263 | memset (&d, 0, sizeof (d)); |
2264 | d.of = get_output_file_with_visibility (fn); | |
3d7aafde | 2265 | |
17211ab5 GK |
2266 | d.process_field = write_types_local_process_field; |
2267 | d.opt = s->u.s.opt; | |
2268 | d.line = &s->u.s.line; | |
2269 | d.bitmap = s->u.s.bitmap; | |
2270 | d.param = param; | |
2271 | d.prev_val[0] = d.prev_val[2] = "*x"; | |
e0a21ab9 | 2272 | d.prev_val[1] = "not valid postage"; /* Guarantee an error. */ |
17211ab5 GK |
2273 | d.prev_val[3] = "x"; |
2274 | d.val = "(*x)"; | |
d8044160 | 2275 | d.fn_wants_lvalue = true; |
17211ab5 GK |
2276 | |
2277 | oprintf (d.of, "\n"); | |
2278 | oprintf (d.of, "void\n"); | |
2279 | oprintf (d.of, "gt_pch_p_"); | |
2280 | output_mangled_typename (d.of, orig_s); | |
e18476eb BI |
2281 | oprintf (d.of, " (ATTRIBUTE_UNUSED void *this_obj,\n" |
2282 | "\tvoid *x_p,\n" | |
2283 | "\tATTRIBUTE_UNUSED gt_pointer_operator op,\n" | |
2284 | "\tATTRIBUTE_UNUSED void *cookie)\n"); | |
17211ab5 GK |
2285 | oprintf (d.of, "{\n"); |
2286 | oprintf (d.of, " %s %s * const x ATTRIBUTE_UNUSED = (%s %s *)x_p;\n", | |
2287 | s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag, | |
2288 | s->kind == TYPE_UNION ? "union" : "struct", s->u.s.tag); | |
2289 | d.indent = 2; | |
2290 | walk_type (s, &d); | |
2291 | oprintf (d.of, "}\n"); | |
2292 | } | |
2293 | ||
2294 | /* Write out local marker routines for STRUCTURES and PARAM_STRUCTS. */ | |
2295 | ||
2296 | static void | |
3d7aafde | 2297 | write_local (type_p structures, type_p param_structs) |
17211ab5 GK |
2298 | { |
2299 | type_p s; | |
3d7aafde | 2300 | |
17211ab5 GK |
2301 | oprintf (header_file, "\n/* Local pointer-walking routines. */\n"); |
2302 | for (s = structures; s; s = s->next) | |
2303 | if (s->gc_used == GC_POINTED_TO | |
2304 | || s->gc_used == GC_MAYBE_POINTED_TO) | |
2305 | { | |
2306 | options_p opt; | |
3d7aafde | 2307 | |
17211ab5 GK |
2308 | if (s->u.s.line.file == NULL) |
2309 | continue; | |
2310 | ||
2311 | for (opt = s->u.s.opt; opt; opt = opt->next) | |
2312 | if (strcmp (opt->name, "ptr_alias") == 0) | |
2313 | { | |
2314 | type_p t = (type_p) opt->info; | |
3d7aafde | 2315 | if (t->kind == TYPE_STRUCT |
17211ab5 GK |
2316 | || t->kind == TYPE_UNION |
2317 | || t->kind == TYPE_LANG_STRUCT) | |
2318 | { | |
2319 | oprintf (header_file, "#define gt_pch_p_"); | |
2320 | output_mangled_typename (header_file, s); | |
2321 | oprintf (header_file, " gt_pch_p_"); | |
2322 | output_mangled_typename (header_file, t); | |
2323 | oprintf (header_file, "\n"); | |
2324 | } | |
2325 | else | |
3d7aafde | 2326 | error_at_line (&s->u.s.line, |
17211ab5 GK |
2327 | "structure alias is not a structure"); |
2328 | break; | |
2329 | } | |
2330 | if (opt) | |
2331 | continue; | |
2332 | ||
2333 | /* Declare the marker procedure only once. */ | |
2334 | oprintf (header_file, "extern void gt_pch_p_"); | |
2335 | output_mangled_typename (header_file, s); | |
3d7aafde AJ |
2336 | oprintf (header_file, |
2337 | "\n (void *, void *, gt_pointer_operator, void *);\n"); | |
2338 | ||
17211ab5 GK |
2339 | if (s->kind == TYPE_LANG_STRUCT) |
2340 | { | |
2341 | type_p ss; | |
2342 | for (ss = s->u.s.lang_struct; ss; ss = ss->next) | |
2343 | write_local_func_for_structure (s, ss, NULL); | |
2344 | } | |
2345 | else | |
2346 | write_local_func_for_structure (s, s, NULL); | |
2347 | } | |
2348 | ||
2349 | for (s = param_structs; s; s = s->next) | |
2350 | if (s->gc_used == GC_POINTED_TO) | |
2351 | { | |
2352 | type_p * param = s->u.param_struct.param; | |
2353 | type_p stru = s->u.param_struct.stru; | |
2354 | ||
2355 | /* Declare the marker procedure. */ | |
2356 | oprintf (header_file, "extern void gt_pch_p_"); | |
2357 | output_mangled_typename (header_file, s); | |
3d7aafde AJ |
2358 | oprintf (header_file, |
2359 | "\n (void *, void *, gt_pointer_operator, void *);\n"); | |
2360 | ||
17211ab5 GK |
2361 | if (stru->u.s.line.file == NULL) |
2362 | { | |
3d7aafde | 2363 | fprintf (stderr, "warning: structure `%s' used but not defined\n", |
17211ab5 GK |
2364 | s->u.s.tag); |
2365 | continue; | |
2366 | } | |
3d7aafde | 2367 | |
17211ab5 GK |
2368 | if (stru->kind == TYPE_LANG_STRUCT) |
2369 | { | |
2370 | type_p ss; | |
2371 | for (ss = stru->u.s.lang_struct; ss; ss = ss->next) | |
2372 | write_local_func_for_structure (s, ss, param); | |
e2500fed GK |
2373 | } |
2374 | else | |
17211ab5 | 2375 | write_local_func_for_structure (s, stru, param); |
36a5eadd GK |
2376 | } |
2377 | } | |
2378 | ||
2379 | /* Write out the 'enum' definition for gt_types_enum. */ | |
2380 | ||
2381 | static void | |
8c80adb7 | 2382 | write_enum_defn (type_p structures, type_p param_structs) |
36a5eadd GK |
2383 | { |
2384 | type_p s; | |
3d7aafde | 2385 | |
36a5eadd GK |
2386 | oprintf (header_file, "\n/* Enumeration of types known. */\n"); |
2387 | oprintf (header_file, "enum gt_types_enum {\n"); | |
2388 | for (s = structures; s; s = s->next) | |
2389 | if (s->gc_used == GC_POINTED_TO | |
2390 | || s->gc_used == GC_MAYBE_POINTED_TO) | |
2391 | { | |
2392 | if (s->gc_used == GC_MAYBE_POINTED_TO | |
2393 | && s->u.s.line.file == NULL) | |
2394 | continue; | |
2395 | ||
2396 | oprintf (header_file, " gt_ggc_e_"); | |
2397 | output_mangled_typename (header_file, s); | |
2398 | oprintf (header_file, ", \n"); | |
e2500fed | 2399 | } |
36a5eadd GK |
2400 | for (s = param_structs; s; s = s->next) |
2401 | if (s->gc_used == GC_POINTED_TO) | |
2402 | { | |
2403 | oprintf (header_file, " gt_e_"); | |
2404 | output_mangled_typename (header_file, s); | |
2405 | oprintf (header_file, ", \n"); | |
2406 | } | |
2407 | oprintf (header_file, " gt_types_enum_last\n"); | |
2408 | oprintf (header_file, "};\n"); | |
e2500fed GK |
2409 | } |
2410 | ||
17211ab5 GK |
2411 | /* Might T contain any non-pointer elements? */ |
2412 | ||
2413 | static int | |
3d7aafde | 2414 | contains_scalar_p (type_p t) |
17211ab5 GK |
2415 | { |
2416 | switch (t->kind) | |
2417 | { | |
2418 | case TYPE_STRING: | |
2419 | case TYPE_POINTER: | |
2420 | return 0; | |
2421 | case TYPE_ARRAY: | |
2422 | return contains_scalar_p (t->u.a.p); | |
2423 | default: | |
2424 | /* Could also check for structures that have no non-pointer | |
2425 | fields, but there aren't enough of those to worry about. */ | |
2426 | return 1; | |
2427 | } | |
2428 | } | |
36a5eadd | 2429 | |
9f313342 GK |
2430 | /* Mangle FN and print it to F. */ |
2431 | ||
e2500fed | 2432 | static void |
3d7aafde | 2433 | put_mangled_filename (outf_p f, const char *fn) |
e2500fed GK |
2434 | { |
2435 | const char *name = get_output_file_name (fn); | |
2436 | for (; *name != 0; name++) | |
1f8e4682 | 2437 | if (ISALNUM (*name)) |
e03856fe | 2438 | oprintf (f, "%c", *name); |
e2500fed | 2439 | else |
e03856fe | 2440 | oprintf (f, "%c", '_'); |
e2500fed GK |
2441 | } |
2442 | ||
9f313342 GK |
2443 | /* Finish off the currently-created root tables in FLP. PFX, TNAME, |
2444 | LASTNAME, and NAME are all strings to insert in various places in | |
2445 | the resulting code. */ | |
2446 | ||
e2500fed | 2447 | static void |
3d7aafde AJ |
2448 | finish_root_table (struct flist *flp, const char *pfx, const char *lastname, |
2449 | const char *tname, const char *name) | |
e2500fed GK |
2450 | { |
2451 | struct flist *fli2; | |
3d7aafde | 2452 | |
e2500fed GK |
2453 | for (fli2 = flp; fli2; fli2 = fli2->next) |
2454 | if (fli2->started_p) | |
2455 | { | |
e03856fe GK |
2456 | oprintf (fli2->f, " %s\n", lastname); |
2457 | oprintf (fli2->f, "};\n\n"); | |
e2500fed GK |
2458 | } |
2459 | ||
2460 | for (fli2 = flp; fli2; fli2 = fli2->next) | |
2461 | if (fli2->started_p) | |
2462 | { | |
2463 | lang_bitmap bitmap = get_base_file_bitmap (fli2->name); | |
2464 | int fnum; | |
2465 | ||
2466 | for (fnum = 0; bitmap != 0; fnum++, bitmap >>= 1) | |
2467 | if (bitmap & 1) | |
2468 | { | |
e03856fe | 2469 | oprintf (base_files[fnum], |
17211ab5 | 2470 | "extern const struct %s gt_%s_", |
e2500fed GK |
2471 | tname, pfx); |
2472 | put_mangled_filename (base_files[fnum], fli2->name); | |
e03856fe | 2473 | oprintf (base_files[fnum], "[];\n"); |
e2500fed GK |
2474 | } |
2475 | } | |
3d7aafde | 2476 | |
17211ab5 GK |
2477 | { |
2478 | size_t fnum; | |
2479 | for (fnum = 0; fnum < NUM_BASE_FILES; fnum++) | |
2480 | oprintf (base_files [fnum], | |
2481 | "const struct %s * const %s[] = {\n", | |
2482 | tname, name); | |
2483 | } | |
3d7aafde | 2484 | |
e2500fed GK |
2485 | |
2486 | for (fli2 = flp; fli2; fli2 = fli2->next) | |
2487 | if (fli2->started_p) | |
2488 | { | |
2489 | lang_bitmap bitmap = get_base_file_bitmap (fli2->name); | |
2490 | int fnum; | |
2491 | ||
2492 | fli2->started_p = 0; | |
2493 | ||
2494 | for (fnum = 0; bitmap != 0; fnum++, bitmap >>= 1) | |
2495 | if (bitmap & 1) | |
2496 | { | |
17211ab5 | 2497 | oprintf (base_files[fnum], " gt_%s_", pfx); |
e2500fed | 2498 | put_mangled_filename (base_files[fnum], fli2->name); |
e03856fe | 2499 | oprintf (base_files[fnum], ",\n"); |
e2500fed GK |
2500 | } |
2501 | } | |
2502 | ||
2503 | { | |
17211ab5 GK |
2504 | size_t fnum; |
2505 | for (fnum = 0; fnum < NUM_BASE_FILES; fnum++) | |
2506 | { | |
2507 | oprintf (base_files[fnum], " NULL\n"); | |
2508 | oprintf (base_files[fnum], "};\n"); | |
2509 | } | |
e2500fed GK |
2510 | } |
2511 | } | |
2512 | ||
9f313342 GK |
2513 | /* Write out to F the table entry and any marker routines needed to |
2514 | mark NAME as TYPE. The original variable is V, at LINE. | |
2515 | HAS_LENGTH is nonzero iff V was a variable-length array. IF_MARKED | |
2516 | is nonzero iff we are building the root table for hash table caches. */ | |
2517 | ||
e2500fed | 2518 | static void |
3d7aafde AJ |
2519 | write_root (outf_p f, pair_p v, type_p type, const char *name, int has_length, |
2520 | struct fileloc *line, const char *if_marked) | |
e2500fed GK |
2521 | { |
2522 | switch (type->kind) | |
2523 | { | |
2524 | case TYPE_STRUCT: | |
2525 | { | |
2526 | pair_p fld; | |
2527 | for (fld = type->u.s.fields; fld; fld = fld->next) | |
2528 | { | |
2529 | int skip_p = 0; | |
2530 | const char *desc = NULL; | |
2531 | options_p o; | |
3d7aafde | 2532 | |
e2500fed GK |
2533 | for (o = fld->opt; o; o = o->next) |
2534 | if (strcmp (o->name, "skip") == 0) | |
2535 | skip_p = 1; | |
2536 | else if (strcmp (o->name, "desc") == 0) | |
9e2878cf | 2537 | desc = o->info; |
e2500fed GK |
2538 | else |
2539 | error_at_line (line, | |
2540 | "field `%s' of global `%s' has unknown option `%s'", | |
2541 | fld->name, name, o->name); | |
3d7aafde | 2542 | |
e2500fed GK |
2543 | if (skip_p) |
2544 | continue; | |
2545 | else if (desc && fld->type->kind == TYPE_UNION) | |
2546 | { | |
2547 | pair_p validf = NULL; | |
2548 | pair_p ufld; | |
3d7aafde | 2549 | |
e2500fed GK |
2550 | for (ufld = fld->type->u.s.fields; ufld; ufld = ufld->next) |
2551 | { | |
2552 | const char *tag = NULL; | |
2553 | options_p oo; | |
3d7aafde | 2554 | |
e2500fed GK |
2555 | for (oo = ufld->opt; oo; oo = oo->next) |
2556 | if (strcmp (oo->name, "tag") == 0) | |
9e2878cf | 2557 | tag = oo->info; |
e2500fed GK |
2558 | if (tag == NULL || strcmp (tag, desc) != 0) |
2559 | continue; | |
2560 | if (validf != NULL) | |
3d7aafde | 2561 | error_at_line (line, |
e2500fed GK |
2562 | "both `%s.%s.%s' and `%s.%s.%s' have tag `%s'", |
2563 | name, fld->name, validf->name, | |
2564 | name, fld->name, ufld->name, | |
2565 | tag); | |
2566 | validf = ufld; | |
2567 | } | |
2568 | if (validf != NULL) | |
2569 | { | |
2570 | char *newname; | |
3d7aafde | 2571 | newname = xasprintf ("%s.%s.%s", |
e03856fe | 2572 | name, fld->name, validf->name); |
17211ab5 GK |
2573 | write_root (f, v, validf->type, newname, 0, line, |
2574 | if_marked); | |
e2500fed GK |
2575 | free (newname); |
2576 | } | |
2577 | } | |
2578 | else if (desc) | |
3d7aafde | 2579 | error_at_line (line, |
e2500fed GK |
2580 | "global `%s.%s' has `desc' option but is not union", |
2581 | name, fld->name); | |
2582 | else | |
2583 | { | |
2584 | char *newname; | |
e03856fe | 2585 | newname = xasprintf ("%s.%s", name, fld->name); |
17211ab5 | 2586 | write_root (f, v, fld->type, newname, 0, line, if_marked); |
e2500fed GK |
2587 | free (newname); |
2588 | } | |
2589 | } | |
2590 | } | |
2591 | break; | |
2592 | ||
2593 | case TYPE_ARRAY: | |
2594 | { | |
2595 | char *newname; | |
e03856fe | 2596 | newname = xasprintf ("%s[0]", name); |
17211ab5 | 2597 | write_root (f, v, type->u.a.p, newname, has_length, line, if_marked); |
e2500fed GK |
2598 | free (newname); |
2599 | } | |
2600 | break; | |
3d7aafde | 2601 | |
e2500fed GK |
2602 | case TYPE_POINTER: |
2603 | { | |
2604 | type_p ap, tp; | |
3d7aafde | 2605 | |
e03856fe GK |
2606 | oprintf (f, " {\n"); |
2607 | oprintf (f, " &%s,\n", name); | |
2608 | oprintf (f, " 1"); | |
3d7aafde | 2609 | |
e2500fed GK |
2610 | for (ap = v->type; ap->kind == TYPE_ARRAY; ap = ap->u.a.p) |
2611 | if (ap->u.a.len[0]) | |
e03856fe | 2612 | oprintf (f, " * (%s)", ap->u.a.len); |
e2500fed | 2613 | else if (ap == v->type) |
62c71f4b | 2614 | oprintf (f, " * ARRAY_SIZE (%s)", v->name); |
e03856fe GK |
2615 | oprintf (f, ",\n"); |
2616 | oprintf (f, " sizeof (%s", v->name); | |
e2500fed | 2617 | for (ap = v->type; ap->kind == TYPE_ARRAY; ap = ap->u.a.p) |
e03856fe GK |
2618 | oprintf (f, "[0]"); |
2619 | oprintf (f, "),\n"); | |
3d7aafde | 2620 | |
e2500fed | 2621 | tp = type->u.p; |
3d7aafde | 2622 | |
e2500fed GK |
2623 | if (! has_length && UNION_OR_STRUCT_P (tp)) |
2624 | { | |
17211ab5 GK |
2625 | oprintf (f, " >_ggc_mx_%s,\n", tp->u.s.tag); |
2626 | oprintf (f, " >_pch_nx_%s", tp->u.s.tag); | |
e2500fed GK |
2627 | } |
2628 | else if (! has_length && tp->kind == TYPE_PARAM_STRUCT) | |
2629 | { | |
36a5eadd GK |
2630 | oprintf (f, " >_ggc_m_"); |
2631 | output_mangled_typename (f, tp); | |
17211ab5 GK |
2632 | oprintf (f, ",\n >_pch_n_"); |
2633 | output_mangled_typename (f, tp); | |
e2500fed GK |
2634 | } |
2635 | else if (has_length | |
afb0f770 | 2636 | && (tp->kind == TYPE_POINTER || UNION_OR_STRUCT_P (tp))) |
e2500fed | 2637 | { |
17211ab5 GK |
2638 | oprintf (f, " >_ggc_ma_%s,\n", name); |
2639 | oprintf (f, " >_pch_na_%s", name); | |
e2500fed GK |
2640 | } |
2641 | else | |
2642 | { | |
3d7aafde | 2643 | error_at_line (line, |
e2500fed GK |
2644 | "global `%s' is pointer to unimplemented type", |
2645 | name); | |
2646 | } | |
2647 | if (if_marked) | |
e03856fe GK |
2648 | oprintf (f, ",\n &%s", if_marked); |
2649 | oprintf (f, "\n },\n"); | |
e2500fed GK |
2650 | } |
2651 | break; | |
2652 | ||
e2500fed | 2653 | case TYPE_STRING: |
17211ab5 GK |
2654 | { |
2655 | oprintf (f, " {\n"); | |
2656 | oprintf (f, " &%s,\n", name); | |
2657 | oprintf (f, " 1, \n"); | |
2658 | oprintf (f, " sizeof (%s),\n", v->name); | |
2659 | oprintf (f, " >_ggc_m_S,\n"); | |
f099d360 | 2660 | oprintf (f, " (gt_pointer_walker) >_pch_n_S\n"); |
17211ab5 GK |
2661 | oprintf (f, " },\n"); |
2662 | } | |
2663 | break; | |
3d7aafde | 2664 | |
17211ab5 | 2665 | case TYPE_SCALAR: |
e2500fed | 2666 | break; |
3d7aafde | 2667 | |
e2500fed | 2668 | default: |
3d7aafde | 2669 | error_at_line (line, |
e2500fed GK |
2670 | "global `%s' is unimplemented type", |
2671 | name); | |
2672 | } | |
2673 | } | |
2674 | ||
17211ab5 GK |
2675 | /* This generates a routine to walk an array. */ |
2676 | ||
2677 | static void | |
3d7aafde | 2678 | write_array (outf_p f, pair_p v, const struct write_types_data *wtd) |
17211ab5 GK |
2679 | { |
2680 | struct walk_type_data d; | |
2681 | char *prevval3; | |
3d7aafde | 2682 | |
17211ab5 GK |
2683 | memset (&d, 0, sizeof (d)); |
2684 | d.of = f; | |
2685 | d.cookie = wtd; | |
2686 | d.indent = 2; | |
2687 | d.line = &v->line; | |
2688 | d.opt = v->opt; | |
2689 | d.bitmap = get_base_file_bitmap (v->line.file); | |
2690 | d.param = NULL; | |
2691 | ||
2692 | d.prev_val[3] = prevval3 = xasprintf ("&%s", v->name); | |
2693 | ||
2694 | if (wtd->param_prefix) | |
2695 | { | |
2696 | oprintf (f, "static void gt_%sa_%s\n", wtd->param_prefix, v->name); | |
3d7aafde AJ |
2697 | oprintf (f, |
2698 | " (void *, void *, gt_pointer_operator, void *);\n"); | |
e18476eb | 2699 | oprintf (f, "static void gt_%sa_%s (ATTRIBUTE_UNUSED void *this_obj,\n", |
17211ab5 | 2700 | wtd->param_prefix, v->name); |
e18476eb BI |
2701 | oprintf (d.of, |
2702 | " ATTRIBUTE_UNUSED void *x_p,\n" | |
2703 | " ATTRIBUTE_UNUSED gt_pointer_operator op,\n" | |
2704 | " ATTRIBUTE_UNUSED void * cookie)\n"); | |
17211ab5 GK |
2705 | oprintf (d.of, "{\n"); |
2706 | d.prev_val[0] = d.prev_val[1] = d.prev_val[2] = d.val = v->name; | |
2707 | d.process_field = write_types_local_process_field; | |
2708 | walk_type (v->type, &d); | |
2709 | oprintf (f, "}\n\n"); | |
2710 | } | |
2711 | ||
2712 | d.opt = v->opt; | |
3d7aafde | 2713 | oprintf (f, "static void gt_%sa_%s (void *);\n", |
17211ab5 | 2714 | wtd->prefix, v->name); |
e18476eb | 2715 | oprintf (f, "static void\ngt_%sa_%s (ATTRIBUTE_UNUSED void *x_p)\n", |
17211ab5 | 2716 | wtd->prefix, v->name); |
17211ab5 GK |
2717 | oprintf (f, "{\n"); |
2718 | d.prev_val[0] = d.prev_val[1] = d.prev_val[2] = d.val = v->name; | |
2719 | d.process_field = write_types_process_field; | |
2720 | walk_type (v->type, &d); | |
2721 | free (prevval3); | |
2722 | oprintf (f, "}\n\n"); | |
2723 | } | |
2724 | ||
9f313342 GK |
2725 | /* Output a table describing the locations and types of VARIABLES. */ |
2726 | ||
e2500fed | 2727 | static void |
3d7aafde | 2728 | write_roots (pair_p variables) |
e2500fed GK |
2729 | { |
2730 | pair_p v; | |
2731 | struct flist *flp = NULL; | |
2732 | ||
2733 | for (v = variables; v; v = v->next) | |
2734 | { | |
e03856fe | 2735 | outf_p f = get_output_file_with_visibility (v->line.file); |
e2500fed GK |
2736 | struct flist *fli; |
2737 | const char *length = NULL; | |
2738 | int deletable_p = 0; | |
2739 | options_p o; | |
2740 | ||
2741 | for (o = v->opt; o; o = o->next) | |
2742 | if (strcmp (o->name, "length") == 0) | |
9e2878cf | 2743 | length = o->info; |
e2500fed GK |
2744 | else if (strcmp (o->name, "deletable") == 0) |
2745 | deletable_p = 1; | |
2746 | else if (strcmp (o->name, "param_is") == 0) | |
2747 | ; | |
3d7aafde | 2748 | else if (strncmp (o->name, "param", 5) == 0 |
36a5eadd GK |
2749 | && ISDIGIT (o->name[5]) |
2750 | && strcmp (o->name + 6, "_is") == 0) | |
2751 | ; | |
e2500fed GK |
2752 | else if (strcmp (o->name, "if_marked") == 0) |
2753 | ; | |
2754 | else | |
3d7aafde | 2755 | error_at_line (&v->line, |
e2500fed GK |
2756 | "global `%s' has unknown option `%s'", |
2757 | v->name, o->name); | |
2758 | ||
2759 | for (fli = flp; fli; fli = fli->next) | |
2760 | if (fli->f == f) | |
2761 | break; | |
2762 | if (fli == NULL) | |
2763 | { | |
5d038c4c | 2764 | fli = XNEW (struct flist); |
e2500fed GK |
2765 | fli->f = f; |
2766 | fli->next = flp; | |
2767 | fli->started_p = 0; | |
2768 | fli->name = v->line.file; | |
2769 | flp = fli; | |
2770 | ||
e03856fe | 2771 | oprintf (f, "\n/* GC roots. */\n\n"); |
e2500fed GK |
2772 | } |
2773 | ||
2774 | if (! deletable_p | |
2775 | && length | |
2776 | && v->type->kind == TYPE_POINTER | |
2777 | && (v->type->u.p->kind == TYPE_POINTER | |
2778 | || v->type->u.p->kind == TYPE_STRUCT)) | |
2779 | { | |
17211ab5 GK |
2780 | write_array (f, v, &ggc_wtd); |
2781 | write_array (f, v, &pch_wtd); | |
e2500fed GK |
2782 | } |
2783 | } | |
2784 | ||
2785 | for (v = variables; v; v = v->next) | |
2786 | { | |
e03856fe | 2787 | outf_p f = get_output_file_with_visibility (v->line.file); |
e2500fed GK |
2788 | struct flist *fli; |
2789 | int skip_p = 0; | |
2790 | int length_p = 0; | |
2791 | options_p o; | |
3d7aafde | 2792 | |
e2500fed GK |
2793 | for (o = v->opt; o; o = o->next) |
2794 | if (strcmp (o->name, "length") == 0) | |
2795 | length_p = 1; | |
2796 | else if (strcmp (o->name, "deletable") == 0 | |
2797 | || strcmp (o->name, "if_marked") == 0) | |
2798 | skip_p = 1; | |
2799 | ||
2800 | if (skip_p) | |
2801 | continue; | |
2802 | ||
2803 | for (fli = flp; fli; fli = fli->next) | |
2804 | if (fli->f == f) | |
2805 | break; | |
2806 | if (! fli->started_p) | |
2807 | { | |
2808 | fli->started_p = 1; | |
2809 | ||
e03856fe | 2810 | oprintf (f, "const struct ggc_root_tab gt_ggc_r_"); |
e2500fed | 2811 | put_mangled_filename (f, v->line.file); |
e03856fe | 2812 | oprintf (f, "[] = {\n"); |
e2500fed GK |
2813 | } |
2814 | ||
17211ab5 | 2815 | write_root (f, v, v->type, v->name, length_p, &v->line, NULL); |
e2500fed GK |
2816 | } |
2817 | ||
3d7aafde | 2818 | finish_root_table (flp, "ggc_r", "LAST_GGC_ROOT_TAB", "ggc_root_tab", |
e2500fed GK |
2819 | "gt_ggc_rtab"); |
2820 | ||
2821 | for (v = variables; v; v = v->next) | |
2822 | { | |
e03856fe | 2823 | outf_p f = get_output_file_with_visibility (v->line.file); |
e2500fed GK |
2824 | struct flist *fli; |
2825 | int skip_p = 1; | |
2826 | options_p o; | |
2827 | ||
2828 | for (o = v->opt; o; o = o->next) | |
2829 | if (strcmp (o->name, "deletable") == 0) | |
2830 | skip_p = 0; | |
2831 | else if (strcmp (o->name, "if_marked") == 0) | |
2832 | skip_p = 1; | |
2833 | ||
2834 | if (skip_p) | |
2835 | continue; | |
2836 | ||
2837 | for (fli = flp; fli; fli = fli->next) | |
2838 | if (fli->f == f) | |
2839 | break; | |
2840 | if (! fli->started_p) | |
2841 | { | |
2842 | fli->started_p = 1; | |
2843 | ||
e03856fe | 2844 | oprintf (f, "const struct ggc_root_tab gt_ggc_rd_"); |
e2500fed | 2845 | put_mangled_filename (f, v->line.file); |
e03856fe | 2846 | oprintf (f, "[] = {\n"); |
e2500fed | 2847 | } |
3d7aafde | 2848 | |
17211ab5 | 2849 | oprintf (f, " { &%s, 1, sizeof (%s), NULL, NULL },\n", |
e2500fed GK |
2850 | v->name, v->name); |
2851 | } | |
3d7aafde | 2852 | |
17211ab5 | 2853 | finish_root_table (flp, "ggc_rd", "LAST_GGC_ROOT_TAB", "ggc_root_tab", |
e2500fed GK |
2854 | "gt_ggc_deletable_rtab"); |
2855 | ||
2856 | for (v = variables; v; v = v->next) | |
2857 | { | |
e03856fe | 2858 | outf_p f = get_output_file_with_visibility (v->line.file); |
e2500fed GK |
2859 | struct flist *fli; |
2860 | const char *if_marked = NULL; | |
2861 | int length_p = 0; | |
2862 | options_p o; | |
3d7aafde | 2863 | |
e2500fed GK |
2864 | for (o = v->opt; o; o = o->next) |
2865 | if (strcmp (o->name, "length") == 0) | |
2866 | length_p = 1; | |
2867 | else if (strcmp (o->name, "if_marked") == 0) | |
9e2878cf | 2868 | if_marked = o->info; |
e2500fed GK |
2869 | |
2870 | if (if_marked == NULL) | |
2871 | continue; | |
2872 | ||
2873 | if (v->type->kind != TYPE_POINTER | |
2874 | || v->type->u.p->kind != TYPE_PARAM_STRUCT | |
2875 | || v->type->u.p->u.param_struct.stru != find_structure ("htab", 0)) | |
2876 | { | |
2877 | error_at_line (&v->line, "if_marked option used but not hash table"); | |
2878 | continue; | |
2879 | } | |
2880 | ||
2881 | for (fli = flp; fli; fli = fli->next) | |
2882 | if (fli->f == f) | |
2883 | break; | |
2884 | if (! fli->started_p) | |
2885 | { | |
2886 | fli->started_p = 1; | |
2887 | ||
e03856fe | 2888 | oprintf (f, "const struct ggc_cache_tab gt_ggc_rc_"); |
e2500fed | 2889 | put_mangled_filename (f, v->line.file); |
e03856fe | 2890 | oprintf (f, "[] = {\n"); |
e2500fed | 2891 | } |
3d7aafde | 2892 | |
17211ab5 | 2893 | write_root (f, v, v->type->u.p->u.param_struct.param[0], |
e2500fed GK |
2894 | v->name, length_p, &v->line, if_marked); |
2895 | } | |
3d7aafde | 2896 | |
17211ab5 | 2897 | finish_root_table (flp, "ggc_rc", "LAST_GGC_CACHE_TAB", "ggc_cache_tab", |
e2500fed | 2898 | "gt_ggc_cache_rtab"); |
17211ab5 GK |
2899 | |
2900 | for (v = variables; v; v = v->next) | |
2901 | { | |
2902 | outf_p f = get_output_file_with_visibility (v->line.file); | |
2903 | struct flist *fli; | |
2904 | int length_p = 0; | |
2905 | int if_marked_p = 0; | |
2906 | options_p o; | |
3d7aafde | 2907 | |
17211ab5 GK |
2908 | for (o = v->opt; o; o = o->next) |
2909 | if (strcmp (o->name, "length") == 0) | |
2910 | length_p = 1; | |
2911 | else if (strcmp (o->name, "if_marked") == 0) | |
2912 | if_marked_p = 1; | |
2913 | ||
2914 | if (! if_marked_p) | |
2915 | continue; | |
2916 | ||
2917 | for (fli = flp; fli; fli = fli->next) | |
2918 | if (fli->f == f) | |
2919 | break; | |
2920 | if (! fli->started_p) | |
2921 | { | |
2922 | fli->started_p = 1; | |
2923 | ||
2924 | oprintf (f, "const struct ggc_root_tab gt_pch_rc_"); | |
2925 | put_mangled_filename (f, v->line.file); | |
2926 | oprintf (f, "[] = {\n"); | |
2927 | } | |
2928 | ||
2929 | write_root (f, v, v->type, v->name, length_p, &v->line, NULL); | |
2930 | } | |
3d7aafde | 2931 | |
17211ab5 GK |
2932 | finish_root_table (flp, "pch_rc", "LAST_GGC_ROOT_TAB", "ggc_root_tab", |
2933 | "gt_pch_cache_rtab"); | |
2934 | ||
2935 | for (v = variables; v; v = v->next) | |
2936 | { | |
2937 | outf_p f = get_output_file_with_visibility (v->line.file); | |
2938 | struct flist *fli; | |
2939 | int skip_p = 0; | |
2940 | options_p o; | |
2941 | ||
2942 | for (o = v->opt; o; o = o->next) | |
2943 | if (strcmp (o->name, "deletable") == 0 | |
2944 | || strcmp (o->name, "if_marked") == 0) | |
2945 | skip_p = 1; | |
2946 | ||
2947 | if (skip_p) | |
2948 | continue; | |
2949 | ||
2950 | if (! contains_scalar_p (v->type)) | |
2951 | continue; | |
2952 | ||
2953 | for (fli = flp; fli; fli = fli->next) | |
2954 | if (fli->f == f) | |
2955 | break; | |
2956 | if (! fli->started_p) | |
2957 | { | |
2958 | fli->started_p = 1; | |
2959 | ||
2960 | oprintf (f, "const struct ggc_root_tab gt_pch_rs_"); | |
2961 | put_mangled_filename (f, v->line.file); | |
2962 | oprintf (f, "[] = {\n"); | |
2963 | } | |
3d7aafde | 2964 | |
17211ab5 GK |
2965 | oprintf (f, " { &%s, 1, sizeof (%s), NULL, NULL },\n", |
2966 | v->name, v->name); | |
2967 | } | |
3d7aafde | 2968 | |
17211ab5 GK |
2969 | finish_root_table (flp, "pch_rs", "LAST_GGC_ROOT_TAB", "ggc_root_tab", |
2970 | "gt_pch_scalar_rtab"); | |
e2500fed GK |
2971 | } |
2972 | ||
2973 | \f | |
3d7aafde AJ |
2974 | extern int main (int argc, char **argv); |
2975 | int | |
e18476eb | 2976 | main(int ARG_UNUSED (argc), char ** ARG_UNUSED (argv)) |
e2500fed | 2977 | { |
8ac9d31f | 2978 | unsigned i; |
e2500fed | 2979 | static struct fileloc pos = { __FILE__, __LINE__ }; |
8ac9d31f | 2980 | unsigned j; |
3d7aafde | 2981 | |
36a5eadd GK |
2982 | gen_rtx_next (); |
2983 | ||
8ac9d31f | 2984 | srcdir_len = strlen (srcdir); |
e2500fed | 2985 | |
36a5eadd GK |
2986 | do_scalar_typedef ("CUMULATIVE_ARGS", &pos); |
2987 | do_scalar_typedef ("REAL_VALUE_TYPE", &pos); | |
2988 | do_scalar_typedef ("uint8", &pos); | |
2989 | do_scalar_typedef ("jword", &pos); | |
2990 | do_scalar_typedef ("JCF_u2", &pos); | |
9506ac2b PB |
2991 | #ifdef USE_MAPPED_LOCATION |
2992 | do_scalar_typedef ("location_t", &pos); | |
2993 | do_scalar_typedef ("source_locus", &pos); | |
2994 | #endif | |
a813c111 SB |
2995 | do_scalar_typedef ("void", &pos); |
2996 | ||
2997 | do_typedef ("PTR", create_pointer (resolve_typedef ("void", &pos)), &pos); | |
36a5eadd | 2998 | |
ed8d2920 MM |
2999 | do_typedef ("HARD_REG_SET", create_array ( |
3000 | create_scalar_type ("unsigned long", strlen ("unsigned long")), | |
3001 | "2"), &pos); | |
3002 | ||
8ac9d31f TJ |
3003 | for (i = 0; i < NUM_GT_FILES; i++) |
3004 | { | |
3005 | int dupflag = 0; | |
3006 | /* Omit if already seen. */ | |
3007 | for (j = 0; j < i; j++) | |
3008 | { | |
3009 | if (!strcmp (all_files[i], all_files[j])) | |
3010 | { | |
3011 | dupflag = 1; | |
3012 | break; | |
3013 | } | |
3014 | } | |
3015 | if (!dupflag) | |
3016 | parse_file (all_files[i]); | |
9506ac2b PB |
3017 | #ifndef USE_MAPPED_LOCATION |
3018 | /* temporary kludge - gengtype doesn't handle conditionals. | |
471854f8 | 3019 | Manually add source_locus *after* we've processed input.h. */ |
9506ac2b PB |
3020 | if (i == 0) |
3021 | do_typedef ("source_locus", create_pointer (resolve_typedef ("location_t", &pos)), &pos); | |
3022 | #endif | |
8ac9d31f | 3023 | } |
e2500fed GK |
3024 | |
3025 | if (hit_error != 0) | |
3026 | exit (1); | |
3027 | ||
3028 | set_gc_used (variables); | |
3029 | ||
3030 | open_base_files (); | |
36a5eadd | 3031 | write_enum_defn (structures, param_structs); |
17211ab5 GK |
3032 | write_types (structures, param_structs, &ggc_wtd); |
3033 | write_types (structures, param_structs, &pch_wtd); | |
3034 | write_local (structures, param_structs); | |
3035 | write_roots (variables); | |
36a5eadd | 3036 | write_rtx_next (); |
e2500fed GK |
3037 | close_output_files (); |
3038 | ||
3039 | return (hit_error != 0); | |
3040 | } |