Commit | Line | Data |
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c906108c | 1 | /* Fortran language support routines for GDB, the GNU debugger. |
d9fcf2fb | 2 | Copyright 1993, 1994, 1996, 2000 Free Software Foundation, Inc. |
c906108c SS |
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" | |
745b8ca0 | 31 | #include "valprint.h" |
c906108c SS |
32 | |
33 | /* The built-in types of F77. FIXME: integer*4 is missing, plain | |
34 | logical is missing (builtin_type_logical is logical*4). */ | |
35 | ||
36 | struct type *builtin_type_f_character; | |
37 | struct type *builtin_type_f_logical; | |
38 | struct type *builtin_type_f_logical_s1; | |
39 | struct type *builtin_type_f_logical_s2; | |
c5aa993b | 40 | struct type *builtin_type_f_integer; |
c906108c SS |
41 | struct type *builtin_type_f_integer_s2; |
42 | struct type *builtin_type_f_real; | |
43 | struct type *builtin_type_f_real_s8; | |
44 | struct type *builtin_type_f_real_s16; | |
45 | struct type *builtin_type_f_complex_s8; | |
46 | struct type *builtin_type_f_complex_s16; | |
47 | struct type *builtin_type_f_complex_s32; | |
48 | struct type *builtin_type_f_void; | |
49 | ||
50 | /* Following is dubious stuff that had been in the xcoff reader. */ | |
51 | ||
52 | struct saved_fcn | |
c5aa993b JM |
53 | { |
54 | long line_offset; /* Line offset for function */ | |
55 | struct saved_fcn *next; | |
56 | }; | |
c906108c SS |
57 | |
58 | ||
c5aa993b JM |
59 | struct saved_bf_symnum |
60 | { | |
61 | long symnum_fcn; /* Symnum of function (i.e. .function directive) */ | |
62 | long symnum_bf; /* Symnum of .bf for this function */ | |
63 | struct saved_bf_symnum *next; | |
64 | }; | |
c906108c | 65 | |
c5aa993b JM |
66 | typedef struct saved_fcn SAVED_FUNCTION, *SAVED_FUNCTION_PTR; |
67 | typedef struct saved_bf_symnum SAVED_BF, *SAVED_BF_PTR; | |
c906108c SS |
68 | |
69 | /* Local functions */ | |
70 | ||
a14ed312 | 71 | extern void _initialize_f_language (void); |
c906108c | 72 | #if 0 |
a14ed312 KB |
73 | static void clear_function_list (void); |
74 | static long get_bf_for_fcn (long); | |
75 | static void clear_bf_list (void); | |
76 | static void patch_all_commons_by_name (char *, CORE_ADDR, int); | |
77 | static SAVED_F77_COMMON_PTR find_first_common_named (char *); | |
78 | static void add_common_entry (struct symbol *); | |
79 | static void add_common_block (char *, CORE_ADDR, int, char *); | |
80 | static SAVED_FUNCTION *allocate_saved_function_node (void); | |
81 | static SAVED_BF_PTR allocate_saved_bf_node (void); | |
82 | static COMMON_ENTRY_PTR allocate_common_entry_node (void); | |
83 | static SAVED_F77_COMMON_PTR allocate_saved_f77_common_node (void); | |
84 | static void patch_common_entries (SAVED_F77_COMMON_PTR, CORE_ADDR, int); | |
c906108c SS |
85 | #endif |
86 | ||
a14ed312 | 87 | static struct type *f_create_fundamental_type (struct objfile *, int); |
d9fcf2fb JM |
88 | static void f_printstr (struct ui_file * stream, char *string, |
89 | unsigned int length, int width, | |
90 | int force_ellipses); | |
91 | static void f_printchar (int c, struct ui_file * stream); | |
92 | static void f_emit_char (int c, struct ui_file * stream, int quoter); | |
c906108c SS |
93 | |
94 | /* Print the character C on STREAM as part of the contents of a literal | |
95 | string whose delimiter is QUOTER. Note that that format for printing | |
96 | characters and strings is language specific. | |
97 | FIXME: This is a copy of the same function from c-exp.y. It should | |
98 | be replaced with a true F77 version. */ | |
99 | ||
100 | static void | |
fba45db2 | 101 | f_emit_char (register int c, struct ui_file *stream, int quoter) |
c906108c SS |
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 | |
fba45db2 | 147 | f_printchar (int c, struct ui_file *stream) |
c906108c SS |
148 | { |
149 | fputs_filtered ("'", stream); | |
150 | LA_EMIT_CHAR (c, stream, '\''); | |
151 | fputs_filtered ("'", stream); | |
152 | } | |
153 | ||
154 | /* Print the character string STRING, printing at most LENGTH characters. | |
155 | Printing stops early if the number hits print_max; repeat counts | |
156 | are printed as appropriate. Print ellipses at the end if we | |
157 | had to stop before printing LENGTH characters, or if FORCE_ELLIPSES. | |
158 | FIXME: This is a copy of the same function from c-exp.y. It should | |
159 | be replaced with a true F77 version. */ | |
160 | ||
161 | static void | |
fba45db2 KB |
162 | f_printstr (struct ui_file *stream, char *string, unsigned int length, |
163 | int width, int force_ellipses) | |
c906108c SS |
164 | { |
165 | register unsigned int i; | |
166 | unsigned int things_printed = 0; | |
167 | int in_quotes = 0; | |
168 | int need_comma = 0; | |
169 | extern int inspect_it; | |
c5aa993b | 170 | |
c906108c SS |
171 | if (length == 0) |
172 | { | |
173 | fputs_filtered ("''", gdb_stdout); | |
174 | return; | |
175 | } | |
c5aa993b | 176 | |
c906108c SS |
177 | for (i = 0; i < length && things_printed < print_max; ++i) |
178 | { | |
179 | /* Position of the character we are examining | |
c5aa993b | 180 | to see whether it is repeated. */ |
c906108c SS |
181 | unsigned int rep1; |
182 | /* Number of repetitions we have detected so far. */ | |
183 | unsigned int reps; | |
c5aa993b | 184 | |
c906108c | 185 | QUIT; |
c5aa993b | 186 | |
c906108c SS |
187 | if (need_comma) |
188 | { | |
189 | fputs_filtered (", ", stream); | |
190 | need_comma = 0; | |
191 | } | |
c5aa993b | 192 | |
c906108c SS |
193 | rep1 = i + 1; |
194 | reps = 1; | |
195 | while (rep1 < length && string[rep1] == string[i]) | |
196 | { | |
197 | ++rep1; | |
198 | ++reps; | |
199 | } | |
c5aa993b | 200 | |
c906108c SS |
201 | if (reps > repeat_count_threshold) |
202 | { | |
203 | if (in_quotes) | |
204 | { | |
205 | if (inspect_it) | |
206 | fputs_filtered ("\\', ", stream); | |
207 | else | |
208 | fputs_filtered ("', ", stream); | |
209 | in_quotes = 0; | |
210 | } | |
211 | f_printchar (string[i], stream); | |
212 | fprintf_filtered (stream, " <repeats %u times>", reps); | |
213 | i = rep1 - 1; | |
214 | things_printed += repeat_count_threshold; | |
215 | need_comma = 1; | |
216 | } | |
217 | else | |
218 | { | |
219 | if (!in_quotes) | |
220 | { | |
221 | if (inspect_it) | |
222 | fputs_filtered ("\\'", stream); | |
223 | else | |
224 | fputs_filtered ("'", stream); | |
225 | in_quotes = 1; | |
226 | } | |
227 | LA_EMIT_CHAR (string[i], stream, '"'); | |
228 | ++things_printed; | |
229 | } | |
230 | } | |
c5aa993b | 231 | |
c906108c SS |
232 | /* Terminate the quotes if necessary. */ |
233 | if (in_quotes) | |
234 | { | |
235 | if (inspect_it) | |
236 | fputs_filtered ("\\'", stream); | |
237 | else | |
238 | fputs_filtered ("'", stream); | |
239 | } | |
c5aa993b | 240 | |
c906108c SS |
241 | if (force_ellipses || i < length) |
242 | fputs_filtered ("...", stream); | |
243 | } | |
244 | ||
245 | /* FIXME: This is a copy of c_create_fundamental_type(), before | |
246 | all the non-C types were stripped from it. Needs to be fixed | |
247 | by an experienced F77 programmer. */ | |
248 | ||
249 | static struct type * | |
fba45db2 | 250 | f_create_fundamental_type (struct objfile *objfile, int typeid) |
c906108c SS |
251 | { |
252 | register struct type *type = NULL; | |
c5aa993b | 253 | |
c906108c SS |
254 | switch (typeid) |
255 | { | |
256 | case FT_VOID: | |
257 | type = init_type (TYPE_CODE_VOID, | |
258 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
259 | 0, "VOID", objfile); | |
260 | break; | |
261 | case FT_BOOLEAN: | |
262 | type = init_type (TYPE_CODE_BOOL, | |
263 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
264 | TYPE_FLAG_UNSIGNED, "boolean", objfile); | |
265 | break; | |
266 | case FT_STRING: | |
267 | type = init_type (TYPE_CODE_STRING, | |
268 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
269 | 0, "string", objfile); | |
270 | break; | |
271 | case FT_CHAR: | |
272 | type = init_type (TYPE_CODE_INT, | |
273 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
274 | 0, "character", objfile); | |
275 | break; | |
276 | case FT_SIGNED_CHAR: | |
277 | type = init_type (TYPE_CODE_INT, | |
278 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
279 | 0, "integer*1", objfile); | |
280 | break; | |
281 | case FT_UNSIGNED_CHAR: | |
282 | type = init_type (TYPE_CODE_BOOL, | |
283 | TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
284 | TYPE_FLAG_UNSIGNED, "logical*1", objfile); | |
285 | break; | |
286 | case FT_SHORT: | |
287 | type = init_type (TYPE_CODE_INT, | |
288 | TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
289 | 0, "integer*2", objfile); | |
290 | break; | |
291 | case FT_SIGNED_SHORT: | |
292 | type = init_type (TYPE_CODE_INT, | |
293 | TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
294 | 0, "short", objfile); /* FIXME-fnf */ | |
295 | break; | |
296 | case FT_UNSIGNED_SHORT: | |
297 | type = init_type (TYPE_CODE_BOOL, | |
298 | TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
299 | TYPE_FLAG_UNSIGNED, "logical*2", objfile); | |
300 | break; | |
301 | case FT_INTEGER: | |
302 | type = init_type (TYPE_CODE_INT, | |
303 | TARGET_INT_BIT / TARGET_CHAR_BIT, | |
304 | 0, "integer*4", objfile); | |
305 | break; | |
306 | case FT_SIGNED_INTEGER: | |
307 | type = init_type (TYPE_CODE_INT, | |
308 | TARGET_INT_BIT / TARGET_CHAR_BIT, | |
c5aa993b | 309 | 0, "integer", objfile); /* FIXME -fnf */ |
c906108c SS |
310 | break; |
311 | case FT_UNSIGNED_INTEGER: | |
c5aa993b | 312 | type = init_type (TYPE_CODE_BOOL, |
c906108c SS |
313 | TARGET_INT_BIT / TARGET_CHAR_BIT, |
314 | TYPE_FLAG_UNSIGNED, "logical*4", objfile); | |
315 | break; | |
316 | case FT_FIXED_DECIMAL: | |
317 | type = init_type (TYPE_CODE_INT, | |
318 | TARGET_INT_BIT / TARGET_CHAR_BIT, | |
319 | 0, "fixed decimal", objfile); | |
320 | break; | |
321 | case FT_LONG: | |
322 | type = init_type (TYPE_CODE_INT, | |
323 | TARGET_LONG_BIT / TARGET_CHAR_BIT, | |
324 | 0, "long", objfile); | |
325 | break; | |
326 | case FT_SIGNED_LONG: | |
327 | type = init_type (TYPE_CODE_INT, | |
328 | TARGET_LONG_BIT / TARGET_CHAR_BIT, | |
c5aa993b | 329 | 0, "long", objfile); /* FIXME -fnf */ |
c906108c SS |
330 | break; |
331 | case FT_UNSIGNED_LONG: | |
332 | type = init_type (TYPE_CODE_INT, | |
333 | TARGET_LONG_BIT / TARGET_CHAR_BIT, | |
334 | TYPE_FLAG_UNSIGNED, "unsigned long", objfile); | |
335 | break; | |
336 | case FT_LONG_LONG: | |
337 | type = init_type (TYPE_CODE_INT, | |
338 | TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, | |
339 | 0, "long long", objfile); | |
340 | break; | |
341 | case FT_SIGNED_LONG_LONG: | |
342 | type = init_type (TYPE_CODE_INT, | |
343 | TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, | |
344 | 0, "signed long long", objfile); | |
345 | break; | |
346 | case FT_UNSIGNED_LONG_LONG: | |
347 | type = init_type (TYPE_CODE_INT, | |
348 | TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, | |
349 | TYPE_FLAG_UNSIGNED, "unsigned long long", objfile); | |
350 | break; | |
351 | case FT_FLOAT: | |
352 | type = init_type (TYPE_CODE_FLT, | |
353 | TARGET_FLOAT_BIT / TARGET_CHAR_BIT, | |
354 | 0, "real", objfile); | |
355 | break; | |
356 | case FT_DBL_PREC_FLOAT: | |
357 | type = init_type (TYPE_CODE_FLT, | |
358 | TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, | |
359 | 0, "real*8", objfile); | |
360 | break; | |
361 | case FT_FLOAT_DECIMAL: | |
362 | type = init_type (TYPE_CODE_FLT, | |
363 | TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, | |
364 | 0, "floating decimal", objfile); | |
365 | break; | |
366 | case FT_EXT_PREC_FLOAT: | |
367 | type = init_type (TYPE_CODE_FLT, | |
368 | TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT, | |
369 | 0, "real*16", objfile); | |
370 | break; | |
371 | case FT_COMPLEX: | |
372 | type = init_type (TYPE_CODE_COMPLEX, | |
373 | 2 * TARGET_FLOAT_BIT / TARGET_CHAR_BIT, | |
374 | 0, "complex*8", objfile); | |
375 | TYPE_TARGET_TYPE (type) = builtin_type_f_real; | |
376 | break; | |
377 | case FT_DBL_PREC_COMPLEX: | |
378 | type = init_type (TYPE_CODE_COMPLEX, | |
379 | 2 * TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, | |
380 | 0, "complex*16", objfile); | |
381 | TYPE_TARGET_TYPE (type) = builtin_type_f_real_s8; | |
382 | break; | |
383 | case FT_EXT_PREC_COMPLEX: | |
384 | type = init_type (TYPE_CODE_COMPLEX, | |
385 | 2 * TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT, | |
386 | 0, "complex*32", objfile); | |
387 | TYPE_TARGET_TYPE (type) = builtin_type_f_real_s16; | |
388 | break; | |
389 | default: | |
390 | /* FIXME: For now, if we are asked to produce a type not in this | |
c5aa993b JM |
391 | language, create the equivalent of a C integer type with the |
392 | name "<?type?>". When all the dust settles from the type | |
393 | reconstruction work, this should probably become an error. */ | |
c906108c SS |
394 | type = init_type (TYPE_CODE_INT, |
395 | TARGET_INT_BIT / TARGET_CHAR_BIT, | |
396 | 0, "<?type?>", objfile); | |
397 | warning ("internal error: no F77 fundamental type %d", typeid); | |
398 | break; | |
399 | } | |
400 | return (type); | |
401 | } | |
c906108c | 402 | \f |
c5aa993b | 403 | |
c906108c SS |
404 | /* Table of operators and their precedences for printing expressions. */ |
405 | ||
c5aa993b JM |
406 | static const struct op_print f_op_print_tab[] = |
407 | { | |
408 | {"+", BINOP_ADD, PREC_ADD, 0}, | |
409 | {"+", UNOP_PLUS, PREC_PREFIX, 0}, | |
410 | {"-", BINOP_SUB, PREC_ADD, 0}, | |
411 | {"-", UNOP_NEG, PREC_PREFIX, 0}, | |
412 | {"*", BINOP_MUL, PREC_MUL, 0}, | |
413 | {"/", BINOP_DIV, PREC_MUL, 0}, | |
414 | {"DIV", BINOP_INTDIV, PREC_MUL, 0}, | |
415 | {"MOD", BINOP_REM, PREC_MUL, 0}, | |
416 | {"=", BINOP_ASSIGN, PREC_ASSIGN, 1}, | |
417 | {".OR.", BINOP_LOGICAL_OR, PREC_LOGICAL_OR, 0}, | |
418 | {".AND.", BINOP_LOGICAL_AND, PREC_LOGICAL_AND, 0}, | |
419 | {".NOT.", UNOP_LOGICAL_NOT, PREC_PREFIX, 0}, | |
420 | {".EQ.", BINOP_EQUAL, PREC_EQUAL, 0}, | |
421 | {".NE.", BINOP_NOTEQUAL, PREC_EQUAL, 0}, | |
422 | {".LE.", BINOP_LEQ, PREC_ORDER, 0}, | |
423 | {".GE.", BINOP_GEQ, PREC_ORDER, 0}, | |
424 | {".GT.", BINOP_GTR, PREC_ORDER, 0}, | |
425 | {".LT.", BINOP_LESS, PREC_ORDER, 0}, | |
426 | {"**", UNOP_IND, PREC_PREFIX, 0}, | |
427 | {"@", BINOP_REPEAT, PREC_REPEAT, 0}, | |
428 | {NULL, 0, 0, 0} | |
c906108c SS |
429 | }; |
430 | \f | |
c5aa993b | 431 | struct type **CONST_PTR (f_builtin_types[]) = |
c906108c SS |
432 | { |
433 | &builtin_type_f_character, | |
c5aa993b JM |
434 | &builtin_type_f_logical, |
435 | &builtin_type_f_logical_s1, | |
436 | &builtin_type_f_logical_s2, | |
437 | &builtin_type_f_integer, | |
438 | &builtin_type_f_integer_s2, | |
439 | &builtin_type_f_real, | |
440 | &builtin_type_f_real_s8, | |
441 | &builtin_type_f_real_s16, | |
442 | &builtin_type_f_complex_s8, | |
443 | &builtin_type_f_complex_s16, | |
c906108c | 444 | #if 0 |
c5aa993b | 445 | &builtin_type_f_complex_s32, |
c906108c | 446 | #endif |
c5aa993b JM |
447 | &builtin_type_f_void, |
448 | 0 | |
c906108c SS |
449 | }; |
450 | ||
451 | /* This is declared in c-lang.h but it is silly to import that file for what | |
452 | is already just a hack. */ | |
d9fcf2fb JM |
453 | extern int c_value_print (struct value *, struct ui_file *, int, |
454 | enum val_prettyprint); | |
c906108c | 455 | |
c5aa993b JM |
456 | const struct language_defn f_language_defn = |
457 | { | |
c906108c SS |
458 | "fortran", |
459 | language_fortran, | |
460 | f_builtin_types, | |
461 | range_check_on, | |
462 | type_check_on, | |
63872f9d | 463 | case_sensitive_off, |
c906108c SS |
464 | f_parse, /* parser */ |
465 | f_error, /* parser error function */ | |
466 | evaluate_subexp_standard, | |
467 | f_printchar, /* Print character constant */ | |
468 | f_printstr, /* function to print string constant */ | |
469 | f_emit_char, /* Function to print a single character */ | |
470 | f_create_fundamental_type, /* Create fundamental type in this language */ | |
c5aa993b | 471 | f_print_type, /* Print a type using appropriate syntax */ |
c906108c | 472 | f_val_print, /* Print a value using appropriate syntax */ |
c5aa993b JM |
473 | c_value_print, /* FIXME */ |
474 | {"", "", "", ""}, /* Binary format info */ | |
475 | {"0%o", "0", "o", ""}, /* Octal format info */ | |
476 | {"%d", "", "d", ""}, /* Decimal format info */ | |
477 | {"0x%x", "0x", "x", ""}, /* Hex format info */ | |
c906108c SS |
478 | f_op_print_tab, /* expression operators for printing */ |
479 | 0, /* arrays are first-class (not c-style) */ | |
480 | 1, /* String lower bound */ | |
c5aa993b | 481 | &builtin_type_f_character, /* Type of string elements */ |
c906108c | 482 | LANG_MAGIC |
c5aa993b | 483 | }; |
c906108c SS |
484 | |
485 | void | |
fba45db2 | 486 | _initialize_f_language (void) |
c906108c SS |
487 | { |
488 | builtin_type_f_void = | |
489 | init_type (TYPE_CODE_VOID, 1, | |
490 | 0, | |
491 | "VOID", (struct objfile *) NULL); | |
c5aa993b | 492 | |
c906108c SS |
493 | builtin_type_f_character = |
494 | init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
495 | 0, | |
496 | "character", (struct objfile *) NULL); | |
c5aa993b | 497 | |
c906108c SS |
498 | builtin_type_f_logical_s1 = |
499 | init_type (TYPE_CODE_BOOL, TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
500 | TYPE_FLAG_UNSIGNED, | |
501 | "logical*1", (struct objfile *) NULL); | |
c5aa993b | 502 | |
c906108c SS |
503 | builtin_type_f_integer_s2 = |
504 | init_type (TYPE_CODE_INT, TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
505 | 0, | |
506 | "integer*2", (struct objfile *) NULL); | |
c5aa993b | 507 | |
c906108c SS |
508 | builtin_type_f_logical_s2 = |
509 | init_type (TYPE_CODE_BOOL, TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
510 | TYPE_FLAG_UNSIGNED, | |
511 | "logical*2", (struct objfile *) NULL); | |
c5aa993b | 512 | |
c906108c SS |
513 | builtin_type_f_integer = |
514 | init_type (TYPE_CODE_INT, TARGET_INT_BIT / TARGET_CHAR_BIT, | |
515 | 0, | |
516 | "integer", (struct objfile *) NULL); | |
c5aa993b | 517 | |
c906108c SS |
518 | builtin_type_f_logical = |
519 | init_type (TYPE_CODE_BOOL, TARGET_INT_BIT / TARGET_CHAR_BIT, | |
520 | TYPE_FLAG_UNSIGNED, | |
521 | "logical*4", (struct objfile *) NULL); | |
c5aa993b | 522 | |
c906108c SS |
523 | builtin_type_f_real = |
524 | init_type (TYPE_CODE_FLT, TARGET_FLOAT_BIT / TARGET_CHAR_BIT, | |
525 | 0, | |
526 | "real", (struct objfile *) NULL); | |
c5aa993b | 527 | |
c906108c SS |
528 | builtin_type_f_real_s8 = |
529 | init_type (TYPE_CODE_FLT, TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, | |
530 | 0, | |
531 | "real*8", (struct objfile *) NULL); | |
c5aa993b | 532 | |
c906108c SS |
533 | builtin_type_f_real_s16 = |
534 | init_type (TYPE_CODE_FLT, TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT, | |
535 | 0, | |
536 | "real*16", (struct objfile *) NULL); | |
c5aa993b | 537 | |
c906108c SS |
538 | builtin_type_f_complex_s8 = |
539 | init_type (TYPE_CODE_COMPLEX, 2 * TARGET_FLOAT_BIT / TARGET_CHAR_BIT, | |
540 | 0, | |
541 | "complex*8", (struct objfile *) NULL); | |
542 | TYPE_TARGET_TYPE (builtin_type_f_complex_s8) = builtin_type_f_real; | |
c5aa993b | 543 | |
c906108c SS |
544 | builtin_type_f_complex_s16 = |
545 | init_type (TYPE_CODE_COMPLEX, 2 * TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, | |
546 | 0, | |
547 | "complex*16", (struct objfile *) NULL); | |
548 | TYPE_TARGET_TYPE (builtin_type_f_complex_s16) = builtin_type_f_real_s8; | |
c5aa993b | 549 | |
c906108c SS |
550 | /* We have a new size == 4 double floats for the |
551 | complex*32 data type */ | |
c5aa993b JM |
552 | |
553 | builtin_type_f_complex_s32 = | |
c906108c SS |
554 | init_type (TYPE_CODE_COMPLEX, 2 * TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT, |
555 | 0, | |
556 | "complex*32", (struct objfile *) NULL); | |
557 | TYPE_TARGET_TYPE (builtin_type_f_complex_s32) = builtin_type_f_real_s16; | |
558 | ||
559 | builtin_type_string = | |
560 | init_type (TYPE_CODE_STRING, TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
561 | 0, | |
c5aa993b JM |
562 | "character string", (struct objfile *) NULL); |
563 | ||
c906108c SS |
564 | add_language (&f_language_defn); |
565 | } | |
566 | ||
567 | #if 0 | |
568 | static SAVED_BF_PTR | |
fba45db2 | 569 | allocate_saved_bf_node (void) |
c906108c SS |
570 | { |
571 | SAVED_BF_PTR new; | |
c5aa993b | 572 | |
c906108c | 573 | new = (SAVED_BF_PTR) xmalloc (sizeof (SAVED_BF)); |
c5aa993b | 574 | return (new); |
c906108c SS |
575 | } |
576 | ||
577 | static SAVED_FUNCTION * | |
fba45db2 | 578 | allocate_saved_function_node (void) |
c906108c SS |
579 | { |
580 | SAVED_FUNCTION *new; | |
c5aa993b | 581 | |
c906108c | 582 | new = (SAVED_FUNCTION *) xmalloc (sizeof (SAVED_FUNCTION)); |
c5aa993b | 583 | return (new); |
c906108c SS |
584 | } |
585 | ||
c5aa993b | 586 | static SAVED_F77_COMMON_PTR |
fba45db2 | 587 | allocate_saved_f77_common_node (void) |
c906108c SS |
588 | { |
589 | SAVED_F77_COMMON_PTR new; | |
c5aa993b | 590 | |
c906108c | 591 | new = (SAVED_F77_COMMON_PTR) xmalloc (sizeof (SAVED_F77_COMMON)); |
c5aa993b | 592 | return (new); |
c906108c SS |
593 | } |
594 | ||
c5aa993b | 595 | static COMMON_ENTRY_PTR |
fba45db2 | 596 | allocate_common_entry_node (void) |
c906108c SS |
597 | { |
598 | COMMON_ENTRY_PTR new; | |
c5aa993b | 599 | |
c906108c | 600 | new = (COMMON_ENTRY_PTR) xmalloc (sizeof (COMMON_ENTRY)); |
c5aa993b | 601 | return (new); |
c906108c SS |
602 | } |
603 | #endif | |
604 | ||
c5aa993b JM |
605 | SAVED_F77_COMMON_PTR head_common_list = NULL; /* Ptr to 1st saved COMMON */ |
606 | SAVED_F77_COMMON_PTR tail_common_list = NULL; /* Ptr to last saved COMMON */ | |
607 | SAVED_F77_COMMON_PTR current_common = NULL; /* Ptr to current COMMON */ | |
c906108c SS |
608 | |
609 | #if 0 | |
c5aa993b JM |
610 | static SAVED_BF_PTR saved_bf_list = NULL; /* Ptr to (.bf,function) |
611 | list */ | |
612 | static SAVED_BF_PTR saved_bf_list_end = NULL; /* Ptr to above list's end */ | |
613 | static SAVED_BF_PTR current_head_bf_list = NULL; /* Current head of above list | |
614 | */ | |
c906108c | 615 | |
c5aa993b JM |
616 | static SAVED_BF_PTR tmp_bf_ptr; /* Generic temporary for use |
617 | in macros */ | |
c906108c SS |
618 | |
619 | /* The following function simply enters a given common block onto | |
620 | the global common block chain */ | |
621 | ||
622 | static void | |
fba45db2 | 623 | add_common_block (char *name, CORE_ADDR offset, int secnum, char *func_stab) |
c906108c SS |
624 | { |
625 | SAVED_F77_COMMON_PTR tmp; | |
c5aa993b JM |
626 | char *c, *local_copy_func_stab; |
627 | ||
c906108c SS |
628 | /* If the COMMON block we are trying to add has a blank |
629 | name (i.e. "#BLNK_COM") then we set it to __BLANK | |
630 | because the darn "#" character makes GDB's input | |
c5aa993b JM |
631 | parser have fits. */ |
632 | ||
633 | ||
634 | if (STREQ (name, BLANK_COMMON_NAME_ORIGINAL) || | |
635 | STREQ (name, BLANK_COMMON_NAME_MF77)) | |
c906108c | 636 | { |
c5aa993b | 637 | |
b8c9b27d | 638 | xfree (name); |
c5aa993b JM |
639 | name = alloca (strlen (BLANK_COMMON_NAME_LOCAL) + 1); |
640 | strcpy (name, BLANK_COMMON_NAME_LOCAL); | |
c906108c | 641 | } |
c5aa993b JM |
642 | |
643 | tmp = allocate_saved_f77_common_node (); | |
644 | ||
645 | local_copy_func_stab = xmalloc (strlen (func_stab) + 1); | |
646 | strcpy (local_copy_func_stab, func_stab); | |
647 | ||
648 | tmp->name = xmalloc (strlen (name) + 1); | |
649 | ||
c906108c | 650 | /* local_copy_func_stab is a stabstring, let us first extract the |
c5aa993b JM |
651 | function name from the stab by NULLing out the ':' character. */ |
652 | ||
653 | ||
654 | c = NULL; | |
655 | c = strchr (local_copy_func_stab, ':'); | |
656 | ||
c906108c SS |
657 | if (c) |
658 | *c = '\0'; | |
659 | else | |
c5aa993b JM |
660 | error ("Malformed function STAB found in add_common_block()"); |
661 | ||
662 | ||
663 | tmp->owning_function = xmalloc (strlen (local_copy_func_stab) + 1); | |
664 | ||
665 | strcpy (tmp->owning_function, local_copy_func_stab); | |
666 | ||
667 | strcpy (tmp->name, name); | |
668 | tmp->offset = offset; | |
c906108c SS |
669 | tmp->next = NULL; |
670 | tmp->entries = NULL; | |
c5aa993b JM |
671 | tmp->secnum = secnum; |
672 | ||
c906108c | 673 | current_common = tmp; |
c5aa993b | 674 | |
c906108c SS |
675 | if (head_common_list == NULL) |
676 | { | |
677 | head_common_list = tail_common_list = tmp; | |
678 | } | |
679 | else | |
680 | { | |
c5aa993b | 681 | tail_common_list->next = tmp; |
c906108c SS |
682 | tail_common_list = tmp; |
683 | } | |
684 | } | |
685 | #endif | |
686 | ||
687 | /* The following function simply enters a given common entry onto | |
c5aa993b | 688 | the "current_common" block that has been saved away. */ |
c906108c SS |
689 | |
690 | #if 0 | |
691 | static void | |
fba45db2 | 692 | add_common_entry (struct symbol *entry_sym_ptr) |
c906108c SS |
693 | { |
694 | COMMON_ENTRY_PTR tmp; | |
c5aa993b JM |
695 | |
696 | ||
697 | ||
c906108c SS |
698 | /* The order of this list is important, since |
699 | we expect the entries to appear in decl. | |
c5aa993b JM |
700 | order when we later issue "info common" calls */ |
701 | ||
702 | tmp = allocate_common_entry_node (); | |
703 | ||
c906108c SS |
704 | tmp->next = NULL; |
705 | tmp->symbol = entry_sym_ptr; | |
c5aa993b | 706 | |
c906108c | 707 | if (current_common == NULL) |
c5aa993b JM |
708 | error ("Attempt to add COMMON entry with no block open!"); |
709 | else | |
c906108c SS |
710 | { |
711 | if (current_common->entries == NULL) | |
712 | { | |
713 | current_common->entries = tmp; | |
c5aa993b | 714 | current_common->end_of_entries = tmp; |
c906108c SS |
715 | } |
716 | else | |
717 | { | |
c5aa993b JM |
718 | current_common->end_of_entries->next = tmp; |
719 | current_common->end_of_entries = tmp; | |
c906108c SS |
720 | } |
721 | } | |
722 | } | |
723 | #endif | |
724 | ||
c5aa993b | 725 | /* This routine finds the first encountred COMMON block named "name" */ |
c906108c SS |
726 | |
727 | #if 0 | |
728 | static SAVED_F77_COMMON_PTR | |
fba45db2 | 729 | find_first_common_named (char *name) |
c906108c | 730 | { |
c5aa993b | 731 | |
c906108c | 732 | SAVED_F77_COMMON_PTR tmp; |
c5aa993b | 733 | |
c906108c | 734 | tmp = head_common_list; |
c5aa993b | 735 | |
c906108c SS |
736 | while (tmp != NULL) |
737 | { | |
c5aa993b JM |
738 | if (STREQ (tmp->name, name)) |
739 | return (tmp); | |
c906108c SS |
740 | else |
741 | tmp = tmp->next; | |
742 | } | |
c5aa993b | 743 | return (NULL); |
c906108c SS |
744 | } |
745 | #endif | |
746 | ||
747 | /* This routine finds the first encountred COMMON block named "name" | |
c5aa993b | 748 | that belongs to function funcname */ |
c906108c | 749 | |
c5aa993b | 750 | SAVED_F77_COMMON_PTR |
fba45db2 | 751 | find_common_for_function (char *name, char *funcname) |
c906108c | 752 | { |
c5aa993b | 753 | |
c906108c | 754 | SAVED_F77_COMMON_PTR tmp; |
c5aa993b | 755 | |
c906108c | 756 | tmp = head_common_list; |
c5aa993b | 757 | |
c906108c SS |
758 | while (tmp != NULL) |
759 | { | |
c5aa993b JM |
760 | if (STREQ (tmp->name, name) && STREQ (tmp->owning_function, funcname)) |
761 | return (tmp); | |
c906108c SS |
762 | else |
763 | tmp = tmp->next; | |
764 | } | |
c5aa993b | 765 | return (NULL); |
c906108c SS |
766 | } |
767 | ||
768 | ||
769 | #if 0 | |
770 | ||
771 | /* The following function is called to patch up the offsets | |
772 | for the statics contained in the COMMON block named | |
c5aa993b | 773 | "name." */ |
c906108c SS |
774 | |
775 | static void | |
fba45db2 | 776 | patch_common_entries (SAVED_F77_COMMON_PTR blk, CORE_ADDR offset, int secnum) |
c906108c SS |
777 | { |
778 | COMMON_ENTRY_PTR entry; | |
c5aa993b JM |
779 | |
780 | blk->offset = offset; /* Keep this around for future use. */ | |
781 | ||
c906108c | 782 | entry = blk->entries; |
c5aa993b | 783 | |
c906108c SS |
784 | while (entry != NULL) |
785 | { | |
c5aa993b | 786 | SYMBOL_VALUE (entry->symbol) += offset; |
c906108c | 787 | SYMBOL_SECTION (entry->symbol) = secnum; |
c5aa993b | 788 | |
c906108c SS |
789 | entry = entry->next; |
790 | } | |
c5aa993b | 791 | blk->secnum = secnum; |
c906108c SS |
792 | } |
793 | ||
794 | /* Patch all commons named "name" that need patching.Since COMMON | |
795 | blocks occur with relative infrequency, we simply do a linear scan on | |
796 | the name. Eventually, the best way to do this will be a | |
797 | hashed-lookup. Secnum is the section number for the .bss section | |
798 | (which is where common data lives). */ | |
799 | ||
800 | static void | |
fba45db2 | 801 | patch_all_commons_by_name (char *name, CORE_ADDR offset, int secnum) |
c906108c | 802 | { |
c5aa993b | 803 | |
c906108c | 804 | SAVED_F77_COMMON_PTR tmp; |
c5aa993b | 805 | |
c906108c SS |
806 | /* For blank common blocks, change the canonical reprsentation |
807 | of a blank name */ | |
c5aa993b JM |
808 | |
809 | if ((STREQ (name, BLANK_COMMON_NAME_ORIGINAL)) || | |
810 | (STREQ (name, BLANK_COMMON_NAME_MF77))) | |
c906108c | 811 | { |
b8c9b27d | 812 | xfree (name); |
c5aa993b JM |
813 | name = alloca (strlen (BLANK_COMMON_NAME_LOCAL) + 1); |
814 | strcpy (name, BLANK_COMMON_NAME_LOCAL); | |
c906108c | 815 | } |
c5aa993b | 816 | |
c906108c | 817 | tmp = head_common_list; |
c5aa993b | 818 | |
c906108c SS |
819 | while (tmp != NULL) |
820 | { | |
c5aa993b JM |
821 | if (COMMON_NEEDS_PATCHING (tmp)) |
822 | if (STREQ (tmp->name, name)) | |
823 | patch_common_entries (tmp, offset, secnum); | |
824 | ||
c906108c | 825 | tmp = tmp->next; |
c5aa993b | 826 | } |
c906108c SS |
827 | } |
828 | #endif | |
829 | ||
830 | /* This macro adds the symbol-number for the start of the function | |
831 | (the symbol number of the .bf) referenced by symnum_fcn to a | |
832 | list. This list, in reality should be a FIFO queue but since | |
833 | #line pragmas sometimes cause line ranges to get messed up | |
834 | we simply create a linear list. This list can then be searched | |
835 | first by a queueing algorithm and upon failure fall back to | |
c5aa993b | 836 | a linear scan. */ |
c906108c SS |
837 | |
838 | #if 0 | |
839 | #define ADD_BF_SYMNUM(bf_sym,fcn_sym) \ | |
840 | \ | |
841 | if (saved_bf_list == NULL) \ | |
842 | { \ | |
843 | tmp_bf_ptr = allocate_saved_bf_node(); \ | |
844 | \ | |
845 | tmp_bf_ptr->symnum_bf = (bf_sym); \ | |
846 | tmp_bf_ptr->symnum_fcn = (fcn_sym); \ | |
847 | tmp_bf_ptr->next = NULL; \ | |
848 | \ | |
849 | current_head_bf_list = saved_bf_list = tmp_bf_ptr; \ | |
850 | saved_bf_list_end = tmp_bf_ptr; \ | |
851 | } \ | |
852 | else \ | |
853 | { \ | |
854 | tmp_bf_ptr = allocate_saved_bf_node(); \ | |
855 | \ | |
856 | tmp_bf_ptr->symnum_bf = (bf_sym); \ | |
857 | tmp_bf_ptr->symnum_fcn = (fcn_sym); \ | |
858 | tmp_bf_ptr->next = NULL; \ | |
859 | \ | |
860 | saved_bf_list_end->next = tmp_bf_ptr; \ | |
861 | saved_bf_list_end = tmp_bf_ptr; \ | |
c5aa993b | 862 | } |
c906108c SS |
863 | #endif |
864 | ||
c5aa993b | 865 | /* This function frees the entire (.bf,function) list */ |
c906108c SS |
866 | |
867 | #if 0 | |
c5aa993b | 868 | static void |
fba45db2 | 869 | clear_bf_list (void) |
c906108c | 870 | { |
c5aa993b | 871 | |
c906108c | 872 | SAVED_BF_PTR tmp = saved_bf_list; |
c5aa993b JM |
873 | SAVED_BF_PTR next = NULL; |
874 | ||
c906108c SS |
875 | while (tmp != NULL) |
876 | { | |
877 | next = tmp->next; | |
b8c9b27d | 878 | xfree (tmp); |
c5aa993b | 879 | tmp = next; |
c906108c SS |
880 | } |
881 | saved_bf_list = NULL; | |
882 | } | |
883 | #endif | |
884 | ||
885 | int global_remote_debug; | |
886 | ||
887 | #if 0 | |
888 | ||
889 | static long | |
fba45db2 | 890 | get_bf_for_fcn (long the_function) |
c906108c SS |
891 | { |
892 | SAVED_BF_PTR tmp; | |
893 | int nprobes = 0; | |
c5aa993b | 894 | |
c906108c SS |
895 | /* First use a simple queuing algorithm (i.e. look and see if the |
896 | item at the head of the queue is the one you want) */ | |
c5aa993b | 897 | |
c906108c | 898 | if (saved_bf_list == NULL) |
96baa820 | 899 | internal_error ("cannot get .bf node off empty list"); |
c5aa993b JM |
900 | |
901 | if (current_head_bf_list != NULL) | |
c906108c SS |
902 | if (current_head_bf_list->symnum_fcn == the_function) |
903 | { | |
c5aa993b JM |
904 | if (global_remote_debug) |
905 | fprintf (stderr, "*"); | |
c906108c | 906 | |
c5aa993b | 907 | tmp = current_head_bf_list; |
c906108c | 908 | current_head_bf_list = current_head_bf_list->next; |
c5aa993b | 909 | return (tmp->symnum_bf); |
c906108c | 910 | } |
c5aa993b | 911 | |
c906108c SS |
912 | /* If the above did not work (probably because #line directives were |
913 | used in the sourcefile and they messed up our internal tables) we now do | |
914 | the ugly linear scan */ | |
c5aa993b JM |
915 | |
916 | if (global_remote_debug) | |
917 | fprintf (stderr, "\ndefaulting to linear scan\n"); | |
918 | ||
919 | nprobes = 0; | |
c906108c SS |
920 | tmp = saved_bf_list; |
921 | while (tmp != NULL) | |
922 | { | |
c5aa993b | 923 | nprobes++; |
c906108c | 924 | if (tmp->symnum_fcn == the_function) |
c5aa993b | 925 | { |
c906108c | 926 | if (global_remote_debug) |
c5aa993b | 927 | fprintf (stderr, "Found in %d probes\n", nprobes); |
c906108c | 928 | current_head_bf_list = tmp->next; |
c5aa993b JM |
929 | return (tmp->symnum_bf); |
930 | } | |
931 | tmp = tmp->next; | |
c906108c | 932 | } |
c5aa993b JM |
933 | |
934 | return (-1); | |
c906108c SS |
935 | } |
936 | ||
c5aa993b JM |
937 | static SAVED_FUNCTION_PTR saved_function_list = NULL; |
938 | static SAVED_FUNCTION_PTR saved_function_list_end = NULL; | |
c906108c SS |
939 | |
940 | static void | |
fba45db2 | 941 | clear_function_list (void) |
c906108c SS |
942 | { |
943 | SAVED_FUNCTION_PTR tmp = saved_function_list; | |
c5aa993b JM |
944 | SAVED_FUNCTION_PTR next = NULL; |
945 | ||
c906108c SS |
946 | while (tmp != NULL) |
947 | { | |
948 | next = tmp->next; | |
b8c9b27d | 949 | xfree (tmp); |
c906108c SS |
950 | tmp = next; |
951 | } | |
c5aa993b | 952 | |
c906108c SS |
953 | saved_function_list = NULL; |
954 | } | |
955 | #endif |