Commit | Line | Data |
---|---|---|
c906108c SS |
1 | /* Fortran language support routines for GDB, the GNU debugger. |
2 | Copyright 1993, 1994, 1996 Free Software Foundation, Inc. | |
3 | Contributed by Motorola. Adapted from the C parser by Farooq Butt | |
4 | (fmbutt@engage.sps.mot.com). | |
5 | ||
c5aa993b | 6 | This file is part of GDB. |
c906108c | 7 | |
c5aa993b JM |
8 | This program is free software; you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
c906108c | 12 | |
c5aa993b JM |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
c906108c | 17 | |
c5aa993b JM |
18 | You should have received a copy of the GNU General Public License |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, Inc., 59 Temple Place - Suite 330, | |
21 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
22 | |
23 | #include "defs.h" | |
24 | #include "gdb_string.h" | |
25 | #include "symtab.h" | |
26 | #include "gdbtypes.h" | |
27 | #include "expression.h" | |
28 | #include "parser-defs.h" | |
29 | #include "language.h" | |
30 | #include "f-lang.h" | |
31 | ||
32 | /* The built-in types of F77. FIXME: integer*4 is missing, plain | |
33 | logical is missing (builtin_type_logical is logical*4). */ | |
34 | ||
35 | struct type *builtin_type_f_character; | |
36 | struct type *builtin_type_f_logical; | |
37 | struct type *builtin_type_f_logical_s1; | |
38 | struct type *builtin_type_f_logical_s2; | |
c5aa993b | 39 | struct type *builtin_type_f_integer; |
c906108c SS |
40 | struct type *builtin_type_f_integer_s2; |
41 | struct type *builtin_type_f_real; | |
42 | struct type *builtin_type_f_real_s8; | |
43 | struct type *builtin_type_f_real_s16; | |
44 | struct type *builtin_type_f_complex_s8; | |
45 | struct type *builtin_type_f_complex_s16; | |
46 | struct type *builtin_type_f_complex_s32; | |
47 | struct type *builtin_type_f_void; | |
48 | ||
49 | /* Following is dubious stuff that had been in the xcoff reader. */ | |
50 | ||
51 | struct saved_fcn | |
c5aa993b JM |
52 | { |
53 | long line_offset; /* Line offset for function */ | |
54 | struct saved_fcn *next; | |
55 | }; | |
c906108c SS |
56 | |
57 | ||
c5aa993b JM |
58 | struct saved_bf_symnum |
59 | { | |
60 | long symnum_fcn; /* Symnum of function (i.e. .function directive) */ | |
61 | long symnum_bf; /* Symnum of .bf for this function */ | |
62 | struct saved_bf_symnum *next; | |
63 | }; | |
c906108c | 64 | |
c5aa993b JM |
65 | typedef struct saved_fcn SAVED_FUNCTION, *SAVED_FUNCTION_PTR; |
66 | typedef struct saved_bf_symnum SAVED_BF, *SAVED_BF_PTR; | |
c906108c SS |
67 | |
68 | /* Local functions */ | |
69 | ||
392a587b | 70 | extern void _initialize_f_language PARAMS ((void)); |
c906108c SS |
71 | #if 0 |
72 | static void clear_function_list PARAMS ((void)); | |
73 | static long get_bf_for_fcn PARAMS ((long)); | |
74 | static void clear_bf_list PARAMS ((void)); | |
75 | static void patch_all_commons_by_name PARAMS ((char *, CORE_ADDR, int)); | |
76 | static SAVED_F77_COMMON_PTR find_first_common_named PARAMS ((char *)); | |
77 | static void add_common_entry PARAMS ((struct symbol *)); | |
78 | static void add_common_block PARAMS ((char *, CORE_ADDR, int, char *)); | |
79 | static SAVED_FUNCTION *allocate_saved_function_node PARAMS ((void)); | |
80 | static SAVED_BF_PTR allocate_saved_bf_node PARAMS ((void)); | |
81 | static COMMON_ENTRY_PTR allocate_common_entry_node PARAMS ((void)); | |
82 | static SAVED_F77_COMMON_PTR allocate_saved_f77_common_node PARAMS ((void)); | |
83 | static void patch_common_entries PARAMS ((SAVED_F77_COMMON_PTR, CORE_ADDR, int)); | |
84 | #endif | |
85 | ||
86 | static struct type *f_create_fundamental_type PARAMS ((struct objfile *, int)); | |
c5aa993b JM |
87 | static void f_printstr PARAMS ((GDB_FILE * stream, char *string, unsigned int length, int width, int force_ellipses)); |
88 | static void f_printchar PARAMS ((int c, GDB_FILE * stream)); | |
89 | static void f_emit_char PARAMS ((int c, GDB_FILE * stream, int quoter)); | |
c906108c SS |
90 | |
91 | /* Print the character C on STREAM as part of the contents of a literal | |
92 | string whose delimiter is QUOTER. Note that that format for printing | |
93 | characters and strings is language specific. | |
94 | FIXME: This is a copy of the same function from c-exp.y. It should | |
95 | be replaced with a true F77 version. */ | |
96 | ||
97 | static void | |
98 | f_emit_char (c, stream, quoter) | |
99 | register int c; | |
100 | GDB_FILE *stream; | |
101 | int quoter; | |
102 | { | |
103 | c &= 0xFF; /* Avoid sign bit follies */ | |
c5aa993b | 104 | |
c906108c SS |
105 | if (PRINT_LITERAL_FORM (c)) |
106 | { | |
107 | if (c == '\\' || c == quoter) | |
108 | fputs_filtered ("\\", stream); | |
109 | fprintf_filtered (stream, "%c", c); | |
110 | } | |
111 | else | |
112 | { | |
113 | switch (c) | |
114 | { | |
115 | case '\n': | |
116 | fputs_filtered ("\\n", stream); | |
117 | break; | |
118 | case '\b': | |
119 | fputs_filtered ("\\b", stream); | |
120 | break; | |
121 | case '\t': | |
122 | fputs_filtered ("\\t", stream); | |
123 | break; | |
124 | case '\f': | |
125 | fputs_filtered ("\\f", stream); | |
126 | break; | |
127 | case '\r': | |
128 | fputs_filtered ("\\r", stream); | |
129 | break; | |
130 | case '\033': | |
131 | fputs_filtered ("\\e", stream); | |
132 | break; | |
133 | case '\007': | |
134 | fputs_filtered ("\\a", stream); | |
135 | break; | |
136 | default: | |
137 | fprintf_filtered (stream, "\\%.3o", (unsigned int) c); | |
138 | break; | |
139 | } | |
140 | } | |
141 | } | |
142 | ||
143 | /* FIXME: This is a copy of the same function from c-exp.y. It should | |
144 | be replaced with a true F77version. */ | |
145 | ||
146 | static void | |
147 | f_printchar (c, stream) | |
148 | int c; | |
149 | GDB_FILE *stream; | |
150 | { | |
151 | fputs_filtered ("'", stream); | |
152 | LA_EMIT_CHAR (c, stream, '\''); | |
153 | fputs_filtered ("'", stream); | |
154 | } | |
155 | ||
156 | /* Print the character string STRING, printing at most LENGTH characters. | |
157 | Printing stops early if the number hits print_max; repeat counts | |
158 | are printed as appropriate. Print ellipses at the end if we | |
159 | had to stop before printing LENGTH characters, or if FORCE_ELLIPSES. | |
160 | FIXME: This is a copy of the same function from c-exp.y. It should | |
161 | be replaced with a true F77 version. */ | |
162 | ||
163 | static void | |
164 | f_printstr (stream, string, length, width, force_ellipses) | |
165 | GDB_FILE *stream; | |
166 | char *string; | |
167 | unsigned int length; | |
168 | int width; | |
169 | int force_ellipses; | |
170 | { | |
171 | register unsigned int i; | |
172 | unsigned int things_printed = 0; | |
173 | int in_quotes = 0; | |
174 | int need_comma = 0; | |
175 | extern int inspect_it; | |
176 | extern int repeat_count_threshold; | |
177 | extern int print_max; | |
c5aa993b | 178 | |
c906108c SS |
179 | if (length == 0) |
180 | { | |
181 | fputs_filtered ("''", gdb_stdout); | |
182 | return; | |
183 | } | |
c5aa993b | 184 | |
c906108c SS |
185 | for (i = 0; i < length && things_printed < print_max; ++i) |
186 | { | |
187 | /* Position of the character we are examining | |
c5aa993b | 188 | to see whether it is repeated. */ |
c906108c SS |
189 | unsigned int rep1; |
190 | /* Number of repetitions we have detected so far. */ | |
191 | unsigned int reps; | |
c5aa993b | 192 | |
c906108c | 193 | QUIT; |
c5aa993b | 194 | |
c906108c SS |
195 | if (need_comma) |
196 | { | |
197 | fputs_filtered (", ", stream); | |
198 | need_comma = 0; | |
199 | } | |
c5aa993b | 200 | |
c906108c SS |
201 | rep1 = i + 1; |
202 | reps = 1; | |
203 | while (rep1 < length && string[rep1] == string[i]) | |
204 | { | |
205 | ++rep1; | |
206 | ++reps; | |
207 | } | |
c5aa993b | 208 | |
c906108c SS |
209 | if (reps > repeat_count_threshold) |
210 | { | |
211 | if (in_quotes) | |
212 | { | |
213 | if (inspect_it) | |
214 | fputs_filtered ("\\', ", stream); | |
215 | else | |
216 | fputs_filtered ("', ", stream); | |
217 | in_quotes = 0; | |
218 | } | |
219 | f_printchar (string[i], stream); | |
220 | fprintf_filtered (stream, " <repeats %u times>", reps); | |
221 | i = rep1 - 1; | |
222 | things_printed += repeat_count_threshold; | |
223 | need_comma = 1; | |
224 | } | |
225 | else | |
226 | { | |
227 | if (!in_quotes) | |
228 | { | |
229 | if (inspect_it) | |
230 | fputs_filtered ("\\'", stream); | |
231 | else | |
232 | fputs_filtered ("'", stream); | |
233 | in_quotes = 1; | |
234 | } | |
235 | LA_EMIT_CHAR (string[i], stream, '"'); | |
236 | ++things_printed; | |
237 | } | |
238 | } | |
c5aa993b | 239 | |
c906108c SS |
240 | /* Terminate the quotes if necessary. */ |
241 | if (in_quotes) | |
242 | { | |
243 | if (inspect_it) | |
244 | fputs_filtered ("\\'", stream); | |
245 | else | |
246 | fputs_filtered ("'", stream); | |
247 | } | |
c5aa993b | 248 | |
c906108c SS |
249 | if (force_ellipses || i < length) |
250 | fputs_filtered ("...", stream); | |
251 | } | |
252 | ||
253 | /* FIXME: This is a copy of c_create_fundamental_type(), before | |
254 | all the non-C types were stripped from it. Needs to be fixed | |
255 | by an experienced F77 programmer. */ | |
256 | ||
257 | static struct type * | |
258 | f_create_fundamental_type (objfile, typeid) | |
259 | struct objfile *objfile; | |
260 | int typeid; | |
261 | { | |
262 | register struct type *type = NULL; | |
c5aa993b | 263 | |
c906108c SS |
264 | switch (typeid) |
265 | { | |
266 | case FT_VOID: | |
267 | type = init_type (TYPE_CODE_VOID, | |
268 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
269 | 0, "VOID", objfile); | |
270 | break; | |
271 | case FT_BOOLEAN: | |
272 | type = init_type (TYPE_CODE_BOOL, | |
273 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
274 | TYPE_FLAG_UNSIGNED, "boolean", objfile); | |
275 | break; | |
276 | case FT_STRING: | |
277 | type = init_type (TYPE_CODE_STRING, | |
278 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
279 | 0, "string", objfile); | |
280 | break; | |
281 | case FT_CHAR: | |
282 | type = init_type (TYPE_CODE_INT, | |
283 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
284 | 0, "character", objfile); | |
285 | break; | |
286 | case FT_SIGNED_CHAR: | |
287 | type = init_type (TYPE_CODE_INT, | |
288 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
289 | 0, "integer*1", objfile); | |
290 | break; | |
291 | case FT_UNSIGNED_CHAR: | |
292 | type = init_type (TYPE_CODE_BOOL, | |
293 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
294 | TYPE_FLAG_UNSIGNED, "logical*1", objfile); | |
295 | break; | |
296 | case FT_SHORT: | |
297 | type = init_type (TYPE_CODE_INT, | |
298 | TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
299 | 0, "integer*2", objfile); | |
300 | break; | |
301 | case FT_SIGNED_SHORT: | |
302 | type = init_type (TYPE_CODE_INT, | |
303 | TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
304 | 0, "short", objfile); /* FIXME-fnf */ | |
305 | break; | |
306 | case FT_UNSIGNED_SHORT: | |
307 | type = init_type (TYPE_CODE_BOOL, | |
308 | TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
309 | TYPE_FLAG_UNSIGNED, "logical*2", objfile); | |
310 | break; | |
311 | case FT_INTEGER: | |
312 | type = init_type (TYPE_CODE_INT, | |
313 | TARGET_INT_BIT / TARGET_CHAR_BIT, | |
314 | 0, "integer*4", objfile); | |
315 | break; | |
316 | case FT_SIGNED_INTEGER: | |
317 | type = init_type (TYPE_CODE_INT, | |
318 | TARGET_INT_BIT / TARGET_CHAR_BIT, | |
c5aa993b | 319 | 0, "integer", objfile); /* FIXME -fnf */ |
c906108c SS |
320 | break; |
321 | case FT_UNSIGNED_INTEGER: | |
c5aa993b | 322 | type = init_type (TYPE_CODE_BOOL, |
c906108c SS |
323 | TARGET_INT_BIT / TARGET_CHAR_BIT, |
324 | TYPE_FLAG_UNSIGNED, "logical*4", objfile); | |
325 | break; | |
326 | case FT_FIXED_DECIMAL: | |
327 | type = init_type (TYPE_CODE_INT, | |
328 | TARGET_INT_BIT / TARGET_CHAR_BIT, | |
329 | 0, "fixed decimal", objfile); | |
330 | break; | |
331 | case FT_LONG: | |
332 | type = init_type (TYPE_CODE_INT, | |
333 | TARGET_LONG_BIT / TARGET_CHAR_BIT, | |
334 | 0, "long", objfile); | |
335 | break; | |
336 | case FT_SIGNED_LONG: | |
337 | type = init_type (TYPE_CODE_INT, | |
338 | TARGET_LONG_BIT / TARGET_CHAR_BIT, | |
c5aa993b | 339 | 0, "long", objfile); /* FIXME -fnf */ |
c906108c SS |
340 | break; |
341 | case FT_UNSIGNED_LONG: | |
342 | type = init_type (TYPE_CODE_INT, | |
343 | TARGET_LONG_BIT / TARGET_CHAR_BIT, | |
344 | TYPE_FLAG_UNSIGNED, "unsigned long", objfile); | |
345 | break; | |
346 | case FT_LONG_LONG: | |
347 | type = init_type (TYPE_CODE_INT, | |
348 | TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, | |
349 | 0, "long long", objfile); | |
350 | break; | |
351 | case FT_SIGNED_LONG_LONG: | |
352 | type = init_type (TYPE_CODE_INT, | |
353 | TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, | |
354 | 0, "signed long long", objfile); | |
355 | break; | |
356 | case FT_UNSIGNED_LONG_LONG: | |
357 | type = init_type (TYPE_CODE_INT, | |
358 | TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, | |
359 | TYPE_FLAG_UNSIGNED, "unsigned long long", objfile); | |
360 | break; | |
361 | case FT_FLOAT: | |
362 | type = init_type (TYPE_CODE_FLT, | |
363 | TARGET_FLOAT_BIT / TARGET_CHAR_BIT, | |
364 | 0, "real", objfile); | |
365 | break; | |
366 | case FT_DBL_PREC_FLOAT: | |
367 | type = init_type (TYPE_CODE_FLT, | |
368 | TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, | |
369 | 0, "real*8", objfile); | |
370 | break; | |
371 | case FT_FLOAT_DECIMAL: | |
372 | type = init_type (TYPE_CODE_FLT, | |
373 | TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, | |
374 | 0, "floating decimal", objfile); | |
375 | break; | |
376 | case FT_EXT_PREC_FLOAT: | |
377 | type = init_type (TYPE_CODE_FLT, | |
378 | TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT, | |
379 | 0, "real*16", objfile); | |
380 | break; | |
381 | case FT_COMPLEX: | |
382 | type = init_type (TYPE_CODE_COMPLEX, | |
383 | 2 * TARGET_FLOAT_BIT / TARGET_CHAR_BIT, | |
384 | 0, "complex*8", objfile); | |
385 | TYPE_TARGET_TYPE (type) = builtin_type_f_real; | |
386 | break; | |
387 | case FT_DBL_PREC_COMPLEX: | |
388 | type = init_type (TYPE_CODE_COMPLEX, | |
389 | 2 * TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, | |
390 | 0, "complex*16", objfile); | |
391 | TYPE_TARGET_TYPE (type) = builtin_type_f_real_s8; | |
392 | break; | |
393 | case FT_EXT_PREC_COMPLEX: | |
394 | type = init_type (TYPE_CODE_COMPLEX, | |
395 | 2 * TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT, | |
396 | 0, "complex*32", objfile); | |
397 | TYPE_TARGET_TYPE (type) = builtin_type_f_real_s16; | |
398 | break; | |
399 | default: | |
400 | /* FIXME: For now, if we are asked to produce a type not in this | |
c5aa993b JM |
401 | language, create the equivalent of a C integer type with the |
402 | name "<?type?>". When all the dust settles from the type | |
403 | reconstruction work, this should probably become an error. */ | |
c906108c SS |
404 | type = init_type (TYPE_CODE_INT, |
405 | TARGET_INT_BIT / TARGET_CHAR_BIT, | |
406 | 0, "<?type?>", objfile); | |
407 | warning ("internal error: no F77 fundamental type %d", typeid); | |
408 | break; | |
409 | } | |
410 | return (type); | |
411 | } | |
c906108c | 412 | \f |
c5aa993b | 413 | |
c906108c SS |
414 | /* Table of operators and their precedences for printing expressions. */ |
415 | ||
c5aa993b JM |
416 | static const struct op_print f_op_print_tab[] = |
417 | { | |
418 | {"+", BINOP_ADD, PREC_ADD, 0}, | |
419 | {"+", UNOP_PLUS, PREC_PREFIX, 0}, | |
420 | {"-", BINOP_SUB, PREC_ADD, 0}, | |
421 | {"-", UNOP_NEG, PREC_PREFIX, 0}, | |
422 | {"*", BINOP_MUL, PREC_MUL, 0}, | |
423 | {"/", BINOP_DIV, PREC_MUL, 0}, | |
424 | {"DIV", BINOP_INTDIV, PREC_MUL, 0}, | |
425 | {"MOD", BINOP_REM, PREC_MUL, 0}, | |
426 | {"=", BINOP_ASSIGN, PREC_ASSIGN, 1}, | |
427 | {".OR.", BINOP_LOGICAL_OR, PREC_LOGICAL_OR, 0}, | |
428 | {".AND.", BINOP_LOGICAL_AND, PREC_LOGICAL_AND, 0}, | |
429 | {".NOT.", UNOP_LOGICAL_NOT, PREC_PREFIX, 0}, | |
430 | {".EQ.", BINOP_EQUAL, PREC_EQUAL, 0}, | |
431 | {".NE.", BINOP_NOTEQUAL, PREC_EQUAL, 0}, | |
432 | {".LE.", BINOP_LEQ, PREC_ORDER, 0}, | |
433 | {".GE.", BINOP_GEQ, PREC_ORDER, 0}, | |
434 | {".GT.", BINOP_GTR, PREC_ORDER, 0}, | |
435 | {".LT.", BINOP_LESS, PREC_ORDER, 0}, | |
436 | {"**", UNOP_IND, PREC_PREFIX, 0}, | |
437 | {"@", BINOP_REPEAT, PREC_REPEAT, 0}, | |
438 | {NULL, 0, 0, 0} | |
c906108c SS |
439 | }; |
440 | \f | |
c5aa993b | 441 | struct type **CONST_PTR (f_builtin_types[]) = |
c906108c SS |
442 | { |
443 | &builtin_type_f_character, | |
c5aa993b JM |
444 | &builtin_type_f_logical, |
445 | &builtin_type_f_logical_s1, | |
446 | &builtin_type_f_logical_s2, | |
447 | &builtin_type_f_integer, | |
448 | &builtin_type_f_integer_s2, | |
449 | &builtin_type_f_real, | |
450 | &builtin_type_f_real_s8, | |
451 | &builtin_type_f_real_s16, | |
452 | &builtin_type_f_complex_s8, | |
453 | &builtin_type_f_complex_s16, | |
c906108c | 454 | #if 0 |
c5aa993b | 455 | &builtin_type_f_complex_s32, |
c906108c | 456 | #endif |
c5aa993b JM |
457 | &builtin_type_f_void, |
458 | 0 | |
c906108c SS |
459 | }; |
460 | ||
461 | /* This is declared in c-lang.h but it is silly to import that file for what | |
462 | is already just a hack. */ | |
463 | extern int | |
464 | c_value_print PARAMS ((struct value *, GDB_FILE *, int, enum val_prettyprint)); | |
465 | ||
c5aa993b JM |
466 | const struct language_defn f_language_defn = |
467 | { | |
c906108c SS |
468 | "fortran", |
469 | language_fortran, | |
470 | f_builtin_types, | |
471 | range_check_on, | |
472 | type_check_on, | |
473 | f_parse, /* parser */ | |
474 | f_error, /* parser error function */ | |
475 | evaluate_subexp_standard, | |
476 | f_printchar, /* Print character constant */ | |
477 | f_printstr, /* function to print string constant */ | |
478 | f_emit_char, /* Function to print a single character */ | |
479 | f_create_fundamental_type, /* Create fundamental type in this language */ | |
c5aa993b | 480 | f_print_type, /* Print a type using appropriate syntax */ |
c906108c | 481 | f_val_print, /* Print a value using appropriate syntax */ |
c5aa993b JM |
482 | c_value_print, /* FIXME */ |
483 | {"", "", "", ""}, /* Binary format info */ | |
484 | {"0%o", "0", "o", ""}, /* Octal format info */ | |
485 | {"%d", "", "d", ""}, /* Decimal format info */ | |
486 | {"0x%x", "0x", "x", ""}, /* Hex format info */ | |
c906108c SS |
487 | f_op_print_tab, /* expression operators for printing */ |
488 | 0, /* arrays are first-class (not c-style) */ | |
489 | 1, /* String lower bound */ | |
c5aa993b | 490 | &builtin_type_f_character, /* Type of string elements */ |
c906108c | 491 | LANG_MAGIC |
c5aa993b | 492 | }; |
c906108c SS |
493 | |
494 | void | |
495 | _initialize_f_language () | |
496 | { | |
497 | builtin_type_f_void = | |
498 | init_type (TYPE_CODE_VOID, 1, | |
499 | 0, | |
500 | "VOID", (struct objfile *) NULL); | |
c5aa993b | 501 | |
c906108c SS |
502 | builtin_type_f_character = |
503 | init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
504 | 0, | |
505 | "character", (struct objfile *) NULL); | |
c5aa993b | 506 | |
c906108c SS |
507 | builtin_type_f_logical_s1 = |
508 | init_type (TYPE_CODE_BOOL, TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
509 | TYPE_FLAG_UNSIGNED, | |
510 | "logical*1", (struct objfile *) NULL); | |
c5aa993b | 511 | |
c906108c SS |
512 | builtin_type_f_integer_s2 = |
513 | init_type (TYPE_CODE_INT, TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
514 | 0, | |
515 | "integer*2", (struct objfile *) NULL); | |
c5aa993b | 516 | |
c906108c SS |
517 | builtin_type_f_logical_s2 = |
518 | init_type (TYPE_CODE_BOOL, TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
519 | TYPE_FLAG_UNSIGNED, | |
520 | "logical*2", (struct objfile *) NULL); | |
c5aa993b | 521 | |
c906108c SS |
522 | builtin_type_f_integer = |
523 | init_type (TYPE_CODE_INT, TARGET_INT_BIT / TARGET_CHAR_BIT, | |
524 | 0, | |
525 | "integer", (struct objfile *) NULL); | |
c5aa993b | 526 | |
c906108c SS |
527 | builtin_type_f_logical = |
528 | init_type (TYPE_CODE_BOOL, TARGET_INT_BIT / TARGET_CHAR_BIT, | |
529 | TYPE_FLAG_UNSIGNED, | |
530 | "logical*4", (struct objfile *) NULL); | |
c5aa993b | 531 | |
c906108c SS |
532 | builtin_type_f_real = |
533 | init_type (TYPE_CODE_FLT, TARGET_FLOAT_BIT / TARGET_CHAR_BIT, | |
534 | 0, | |
535 | "real", (struct objfile *) NULL); | |
c5aa993b | 536 | |
c906108c SS |
537 | builtin_type_f_real_s8 = |
538 | init_type (TYPE_CODE_FLT, TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, | |
539 | 0, | |
540 | "real*8", (struct objfile *) NULL); | |
c5aa993b | 541 | |
c906108c SS |
542 | builtin_type_f_real_s16 = |
543 | init_type (TYPE_CODE_FLT, TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT, | |
544 | 0, | |
545 | "real*16", (struct objfile *) NULL); | |
c5aa993b | 546 | |
c906108c SS |
547 | builtin_type_f_complex_s8 = |
548 | init_type (TYPE_CODE_COMPLEX, 2 * TARGET_FLOAT_BIT / TARGET_CHAR_BIT, | |
549 | 0, | |
550 | "complex*8", (struct objfile *) NULL); | |
551 | TYPE_TARGET_TYPE (builtin_type_f_complex_s8) = builtin_type_f_real; | |
c5aa993b | 552 | |
c906108c SS |
553 | builtin_type_f_complex_s16 = |
554 | init_type (TYPE_CODE_COMPLEX, 2 * TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, | |
555 | 0, | |
556 | "complex*16", (struct objfile *) NULL); | |
557 | TYPE_TARGET_TYPE (builtin_type_f_complex_s16) = builtin_type_f_real_s8; | |
c5aa993b | 558 | |
c906108c SS |
559 | /* We have a new size == 4 double floats for the |
560 | complex*32 data type */ | |
c5aa993b JM |
561 | |
562 | builtin_type_f_complex_s32 = | |
c906108c SS |
563 | init_type (TYPE_CODE_COMPLEX, 2 * TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT, |
564 | 0, | |
565 | "complex*32", (struct objfile *) NULL); | |
566 | TYPE_TARGET_TYPE (builtin_type_f_complex_s32) = builtin_type_f_real_s16; | |
567 | ||
568 | builtin_type_string = | |
569 | init_type (TYPE_CODE_STRING, TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
570 | 0, | |
c5aa993b JM |
571 | "character string", (struct objfile *) NULL); |
572 | ||
c906108c SS |
573 | add_language (&f_language_defn); |
574 | } | |
575 | ||
576 | #if 0 | |
577 | static SAVED_BF_PTR | |
c5aa993b | 578 | allocate_saved_bf_node () |
c906108c SS |
579 | { |
580 | SAVED_BF_PTR new; | |
c5aa993b | 581 | |
c906108c | 582 | new = (SAVED_BF_PTR) xmalloc (sizeof (SAVED_BF)); |
c5aa993b | 583 | return (new); |
c906108c SS |
584 | } |
585 | ||
586 | static SAVED_FUNCTION * | |
c5aa993b | 587 | allocate_saved_function_node () |
c906108c SS |
588 | { |
589 | SAVED_FUNCTION *new; | |
c5aa993b | 590 | |
c906108c | 591 | new = (SAVED_FUNCTION *) xmalloc (sizeof (SAVED_FUNCTION)); |
c5aa993b | 592 | return (new); |
c906108c SS |
593 | } |
594 | ||
c5aa993b JM |
595 | static SAVED_F77_COMMON_PTR |
596 | allocate_saved_f77_common_node () | |
c906108c SS |
597 | { |
598 | SAVED_F77_COMMON_PTR new; | |
c5aa993b | 599 | |
c906108c | 600 | new = (SAVED_F77_COMMON_PTR) xmalloc (sizeof (SAVED_F77_COMMON)); |
c5aa993b | 601 | return (new); |
c906108c SS |
602 | } |
603 | ||
c5aa993b JM |
604 | static COMMON_ENTRY_PTR |
605 | allocate_common_entry_node () | |
c906108c SS |
606 | { |
607 | COMMON_ENTRY_PTR new; | |
c5aa993b | 608 | |
c906108c | 609 | new = (COMMON_ENTRY_PTR) xmalloc (sizeof (COMMON_ENTRY)); |
c5aa993b | 610 | return (new); |
c906108c SS |
611 | } |
612 | #endif | |
613 | ||
c5aa993b JM |
614 | SAVED_F77_COMMON_PTR head_common_list = NULL; /* Ptr to 1st saved COMMON */ |
615 | SAVED_F77_COMMON_PTR tail_common_list = NULL; /* Ptr to last saved COMMON */ | |
616 | SAVED_F77_COMMON_PTR current_common = NULL; /* Ptr to current COMMON */ | |
c906108c SS |
617 | |
618 | #if 0 | |
c5aa993b JM |
619 | static SAVED_BF_PTR saved_bf_list = NULL; /* Ptr to (.bf,function) |
620 | list */ | |
621 | static SAVED_BF_PTR saved_bf_list_end = NULL; /* Ptr to above list's end */ | |
622 | static SAVED_BF_PTR current_head_bf_list = NULL; /* Current head of above list | |
623 | */ | |
c906108c | 624 | |
c5aa993b JM |
625 | static SAVED_BF_PTR tmp_bf_ptr; /* Generic temporary for use |
626 | in macros */ | |
c906108c SS |
627 | |
628 | /* The following function simply enters a given common block onto | |
629 | the global common block chain */ | |
630 | ||
631 | static void | |
c5aa993b | 632 | add_common_block (name, offset, secnum, func_stab) |
c906108c SS |
633 | char *name; |
634 | CORE_ADDR offset; | |
635 | int secnum; | |
636 | char *func_stab; | |
637 | { | |
638 | SAVED_F77_COMMON_PTR tmp; | |
c5aa993b JM |
639 | char *c, *local_copy_func_stab; |
640 | ||
c906108c SS |
641 | /* If the COMMON block we are trying to add has a blank |
642 | name (i.e. "#BLNK_COM") then we set it to __BLANK | |
643 | because the darn "#" character makes GDB's input | |
c5aa993b JM |
644 | parser have fits. */ |
645 | ||
646 | ||
647 | if (STREQ (name, BLANK_COMMON_NAME_ORIGINAL) || | |
648 | STREQ (name, BLANK_COMMON_NAME_MF77)) | |
c906108c | 649 | { |
c5aa993b JM |
650 | |
651 | free (name); | |
652 | name = alloca (strlen (BLANK_COMMON_NAME_LOCAL) + 1); | |
653 | strcpy (name, BLANK_COMMON_NAME_LOCAL); | |
c906108c | 654 | } |
c5aa993b JM |
655 | |
656 | tmp = allocate_saved_f77_common_node (); | |
657 | ||
658 | local_copy_func_stab = xmalloc (strlen (func_stab) + 1); | |
659 | strcpy (local_copy_func_stab, func_stab); | |
660 | ||
661 | tmp->name = xmalloc (strlen (name) + 1); | |
662 | ||
c906108c | 663 | /* local_copy_func_stab is a stabstring, let us first extract the |
c5aa993b JM |
664 | function name from the stab by NULLing out the ':' character. */ |
665 | ||
666 | ||
667 | c = NULL; | |
668 | c = strchr (local_copy_func_stab, ':'); | |
669 | ||
c906108c SS |
670 | if (c) |
671 | *c = '\0'; | |
672 | else | |
c5aa993b JM |
673 | error ("Malformed function STAB found in add_common_block()"); |
674 | ||
675 | ||
676 | tmp->owning_function = xmalloc (strlen (local_copy_func_stab) + 1); | |
677 | ||
678 | strcpy (tmp->owning_function, local_copy_func_stab); | |
679 | ||
680 | strcpy (tmp->name, name); | |
681 | tmp->offset = offset; | |
c906108c SS |
682 | tmp->next = NULL; |
683 | tmp->entries = NULL; | |
c5aa993b JM |
684 | tmp->secnum = secnum; |
685 | ||
c906108c | 686 | current_common = tmp; |
c5aa993b | 687 | |
c906108c SS |
688 | if (head_common_list == NULL) |
689 | { | |
690 | head_common_list = tail_common_list = tmp; | |
691 | } | |
692 | else | |
693 | { | |
c5aa993b | 694 | tail_common_list->next = tmp; |
c906108c SS |
695 | tail_common_list = tmp; |
696 | } | |
697 | } | |
698 | #endif | |
699 | ||
700 | /* The following function simply enters a given common entry onto | |
c5aa993b | 701 | the "current_common" block that has been saved away. */ |
c906108c SS |
702 | |
703 | #if 0 | |
704 | static void | |
c5aa993b JM |
705 | add_common_entry (entry_sym_ptr) |
706 | struct symbol *entry_sym_ptr; | |
c906108c SS |
707 | { |
708 | COMMON_ENTRY_PTR tmp; | |
c5aa993b JM |
709 | |
710 | ||
711 | ||
c906108c SS |
712 | /* The order of this list is important, since |
713 | we expect the entries to appear in decl. | |
c5aa993b JM |
714 | order when we later issue "info common" calls */ |
715 | ||
716 | tmp = allocate_common_entry_node (); | |
717 | ||
c906108c SS |
718 | tmp->next = NULL; |
719 | tmp->symbol = entry_sym_ptr; | |
c5aa993b | 720 | |
c906108c | 721 | if (current_common == NULL) |
c5aa993b JM |
722 | error ("Attempt to add COMMON entry with no block open!"); |
723 | else | |
c906108c SS |
724 | { |
725 | if (current_common->entries == NULL) | |
726 | { | |
727 | current_common->entries = tmp; | |
c5aa993b | 728 | current_common->end_of_entries = tmp; |
c906108c SS |
729 | } |
730 | else | |
731 | { | |
c5aa993b JM |
732 | current_common->end_of_entries->next = tmp; |
733 | current_common->end_of_entries = tmp; | |
c906108c SS |
734 | } |
735 | } | |
736 | } | |
737 | #endif | |
738 | ||
c5aa993b | 739 | /* This routine finds the first encountred COMMON block named "name" */ |
c906108c SS |
740 | |
741 | #if 0 | |
742 | static SAVED_F77_COMMON_PTR | |
c5aa993b JM |
743 | find_first_common_named (name) |
744 | char *name; | |
c906108c | 745 | { |
c5aa993b | 746 | |
c906108c | 747 | SAVED_F77_COMMON_PTR tmp; |
c5aa993b | 748 | |
c906108c | 749 | tmp = head_common_list; |
c5aa993b | 750 | |
c906108c SS |
751 | while (tmp != NULL) |
752 | { | |
c5aa993b JM |
753 | if (STREQ (tmp->name, name)) |
754 | return (tmp); | |
c906108c SS |
755 | else |
756 | tmp = tmp->next; | |
757 | } | |
c5aa993b | 758 | return (NULL); |
c906108c SS |
759 | } |
760 | #endif | |
761 | ||
762 | /* This routine finds the first encountred COMMON block named "name" | |
c5aa993b | 763 | that belongs to function funcname */ |
c906108c | 764 | |
c5aa993b JM |
765 | SAVED_F77_COMMON_PTR |
766 | find_common_for_function (name, funcname) | |
c906108c | 767 | char *name; |
c5aa993b | 768 | char *funcname; |
c906108c | 769 | { |
c5aa993b | 770 | |
c906108c | 771 | SAVED_F77_COMMON_PTR tmp; |
c5aa993b | 772 | |
c906108c | 773 | tmp = head_common_list; |
c5aa993b | 774 | |
c906108c SS |
775 | while (tmp != NULL) |
776 | { | |
c5aa993b JM |
777 | if (STREQ (tmp->name, name) && STREQ (tmp->owning_function, funcname)) |
778 | return (tmp); | |
c906108c SS |
779 | else |
780 | tmp = tmp->next; | |
781 | } | |
c5aa993b | 782 | return (NULL); |
c906108c SS |
783 | } |
784 | ||
785 | ||
786 | #if 0 | |
787 | ||
788 | /* The following function is called to patch up the offsets | |
789 | for the statics contained in the COMMON block named | |
c5aa993b | 790 | "name." */ |
c906108c SS |
791 | |
792 | static void | |
793 | patch_common_entries (blk, offset, secnum) | |
794 | SAVED_F77_COMMON_PTR blk; | |
795 | CORE_ADDR offset; | |
796 | int secnum; | |
797 | { | |
798 | COMMON_ENTRY_PTR entry; | |
c5aa993b JM |
799 | |
800 | blk->offset = offset; /* Keep this around for future use. */ | |
801 | ||
c906108c | 802 | entry = blk->entries; |
c5aa993b | 803 | |
c906108c SS |
804 | while (entry != NULL) |
805 | { | |
c5aa993b | 806 | SYMBOL_VALUE (entry->symbol) += offset; |
c906108c | 807 | SYMBOL_SECTION (entry->symbol) = secnum; |
c5aa993b | 808 | |
c906108c SS |
809 | entry = entry->next; |
810 | } | |
c5aa993b | 811 | blk->secnum = secnum; |
c906108c SS |
812 | } |
813 | ||
814 | /* Patch all commons named "name" that need patching.Since COMMON | |
815 | blocks occur with relative infrequency, we simply do a linear scan on | |
816 | the name. Eventually, the best way to do this will be a | |
817 | hashed-lookup. Secnum is the section number for the .bss section | |
818 | (which is where common data lives). */ | |
819 | ||
820 | static void | |
821 | patch_all_commons_by_name (name, offset, secnum) | |
822 | char *name; | |
823 | CORE_ADDR offset; | |
824 | int secnum; | |
825 | { | |
c5aa993b | 826 | |
c906108c | 827 | SAVED_F77_COMMON_PTR tmp; |
c5aa993b | 828 | |
c906108c SS |
829 | /* For blank common blocks, change the canonical reprsentation |
830 | of a blank name */ | |
c5aa993b JM |
831 | |
832 | if ((STREQ (name, BLANK_COMMON_NAME_ORIGINAL)) || | |
833 | (STREQ (name, BLANK_COMMON_NAME_MF77))) | |
c906108c | 834 | { |
c5aa993b JM |
835 | free (name); |
836 | name = alloca (strlen (BLANK_COMMON_NAME_LOCAL) + 1); | |
837 | strcpy (name, BLANK_COMMON_NAME_LOCAL); | |
c906108c | 838 | } |
c5aa993b | 839 | |
c906108c | 840 | tmp = head_common_list; |
c5aa993b | 841 | |
c906108c SS |
842 | while (tmp != NULL) |
843 | { | |
c5aa993b JM |
844 | if (COMMON_NEEDS_PATCHING (tmp)) |
845 | if (STREQ (tmp->name, name)) | |
846 | patch_common_entries (tmp, offset, secnum); | |
847 | ||
c906108c | 848 | tmp = tmp->next; |
c5aa993b | 849 | } |
c906108c SS |
850 | } |
851 | #endif | |
852 | ||
853 | /* This macro adds the symbol-number for the start of the function | |
854 | (the symbol number of the .bf) referenced by symnum_fcn to a | |
855 | list. This list, in reality should be a FIFO queue but since | |
856 | #line pragmas sometimes cause line ranges to get messed up | |
857 | we simply create a linear list. This list can then be searched | |
858 | first by a queueing algorithm and upon failure fall back to | |
c5aa993b | 859 | a linear scan. */ |
c906108c SS |
860 | |
861 | #if 0 | |
862 | #define ADD_BF_SYMNUM(bf_sym,fcn_sym) \ | |
863 | \ | |
864 | if (saved_bf_list == NULL) \ | |
865 | { \ | |
866 | tmp_bf_ptr = allocate_saved_bf_node(); \ | |
867 | \ | |
868 | tmp_bf_ptr->symnum_bf = (bf_sym); \ | |
869 | tmp_bf_ptr->symnum_fcn = (fcn_sym); \ | |
870 | tmp_bf_ptr->next = NULL; \ | |
871 | \ | |
872 | current_head_bf_list = saved_bf_list = tmp_bf_ptr; \ | |
873 | saved_bf_list_end = tmp_bf_ptr; \ | |
874 | } \ | |
875 | else \ | |
876 | { \ | |
877 | tmp_bf_ptr = allocate_saved_bf_node(); \ | |
878 | \ | |
879 | tmp_bf_ptr->symnum_bf = (bf_sym); \ | |
880 | tmp_bf_ptr->symnum_fcn = (fcn_sym); \ | |
881 | tmp_bf_ptr->next = NULL; \ | |
882 | \ | |
883 | saved_bf_list_end->next = tmp_bf_ptr; \ | |
884 | saved_bf_list_end = tmp_bf_ptr; \ | |
c5aa993b | 885 | } |
c906108c SS |
886 | #endif |
887 | ||
c5aa993b | 888 | /* This function frees the entire (.bf,function) list */ |
c906108c SS |
889 | |
890 | #if 0 | |
c5aa993b JM |
891 | static void |
892 | clear_bf_list () | |
c906108c | 893 | { |
c5aa993b | 894 | |
c906108c | 895 | SAVED_BF_PTR tmp = saved_bf_list; |
c5aa993b JM |
896 | SAVED_BF_PTR next = NULL; |
897 | ||
c906108c SS |
898 | while (tmp != NULL) |
899 | { | |
900 | next = tmp->next; | |
c5aa993b JM |
901 | free (tmp); |
902 | tmp = next; | |
c906108c SS |
903 | } |
904 | saved_bf_list = NULL; | |
905 | } | |
906 | #endif | |
907 | ||
908 | int global_remote_debug; | |
909 | ||
910 | #if 0 | |
911 | ||
912 | static long | |
913 | get_bf_for_fcn (the_function) | |
914 | long the_function; | |
915 | { | |
916 | SAVED_BF_PTR tmp; | |
917 | int nprobes = 0; | |
c5aa993b | 918 | |
c906108c SS |
919 | /* First use a simple queuing algorithm (i.e. look and see if the |
920 | item at the head of the queue is the one you want) */ | |
c5aa993b | 921 | |
c906108c | 922 | if (saved_bf_list == NULL) |
c5aa993b JM |
923 | fatal ("cannot get .bf node off empty list"); |
924 | ||
925 | if (current_head_bf_list != NULL) | |
c906108c SS |
926 | if (current_head_bf_list->symnum_fcn == the_function) |
927 | { | |
c5aa993b JM |
928 | if (global_remote_debug) |
929 | fprintf (stderr, "*"); | |
c906108c | 930 | |
c5aa993b | 931 | tmp = current_head_bf_list; |
c906108c | 932 | current_head_bf_list = current_head_bf_list->next; |
c5aa993b | 933 | return (tmp->symnum_bf); |
c906108c | 934 | } |
c5aa993b | 935 | |
c906108c SS |
936 | /* If the above did not work (probably because #line directives were |
937 | used in the sourcefile and they messed up our internal tables) we now do | |
938 | the ugly linear scan */ | |
c5aa993b JM |
939 | |
940 | if (global_remote_debug) | |
941 | fprintf (stderr, "\ndefaulting to linear scan\n"); | |
942 | ||
943 | nprobes = 0; | |
c906108c SS |
944 | tmp = saved_bf_list; |
945 | while (tmp != NULL) | |
946 | { | |
c5aa993b | 947 | nprobes++; |
c906108c | 948 | if (tmp->symnum_fcn == the_function) |
c5aa993b | 949 | { |
c906108c | 950 | if (global_remote_debug) |
c5aa993b | 951 | fprintf (stderr, "Found in %d probes\n", nprobes); |
c906108c | 952 | current_head_bf_list = tmp->next; |
c5aa993b JM |
953 | return (tmp->symnum_bf); |
954 | } | |
955 | tmp = tmp->next; | |
c906108c | 956 | } |
c5aa993b JM |
957 | |
958 | return (-1); | |
c906108c SS |
959 | } |
960 | ||
c5aa993b JM |
961 | static SAVED_FUNCTION_PTR saved_function_list = NULL; |
962 | static SAVED_FUNCTION_PTR saved_function_list_end = NULL; | |
c906108c SS |
963 | |
964 | static void | |
c5aa993b | 965 | clear_function_list () |
c906108c SS |
966 | { |
967 | SAVED_FUNCTION_PTR tmp = saved_function_list; | |
c5aa993b JM |
968 | SAVED_FUNCTION_PTR next = NULL; |
969 | ||
c906108c SS |
970 | while (tmp != NULL) |
971 | { | |
972 | next = tmp->next; | |
c5aa993b | 973 | free (tmp); |
c906108c SS |
974 | tmp = next; |
975 | } | |
c5aa993b | 976 | |
c906108c SS |
977 | saved_function_list = NULL; |
978 | } | |
979 | #endif |