1 /* Support for printing Fortran types for GDB, the GNU debugger.
2 Copyright 1986, 1988, 1989, 1991, 1993, 1994 Free Software Foundation, Inc.
3 Contributed by Motorola. Adapted from the C version by Farooq Butt
6 This file is part of GDB.
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.
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.
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, Boston, MA 02111-1307, USA. */
27 #include "expression.h"
36 #include "typeprint.h"
37 #include "frame.h" /* ??? */
39 #include "gdb_string.h"
42 #if 0 /* Currently unused */
43 static void f_type_print_args PARAMS ((struct type *, FILE *));
46 static void f_type_print_varspec_suffix PARAMS ((struct type *, FILE *,
49 void f_type_print_varspec_prefix PARAMS ((struct type *, FILE *, int, int));
51 void f_type_print_base PARAMS ((struct type *, FILE *, int, int));
54 /* LEVEL is the depth to indent lines by. */
57 f_print_type (type, varstring, stream, show, level)
64 register enum type_code code;
67 f_type_print_base (type, stream, show, level);
68 code = TYPE_CODE (type);
69 if ((varstring != NULL && *varstring != '\0')
71 /* Need a space if going to print stars or brackets;
72 but not if we will print just a type name. */
73 ((show > 0 || TYPE_NAME (type) == 0)
75 (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC
76 || code == TYPE_CODE_METHOD
77 || code == TYPE_CODE_ARRAY
78 || code == TYPE_CODE_MEMBER
79 || code == TYPE_CODE_REF)))
80 fputs_filtered (" ", stream);
81 f_type_print_varspec_prefix (type, stream, show, 0);
83 fputs_filtered (varstring, stream);
85 /* For demangled function names, we have the arglist as part of the name,
86 so don't print an additional pair of ()'s */
88 demangled_args = varstring[strlen(varstring) - 1] == ')';
89 f_type_print_varspec_suffix (type, stream, show, 0, demangled_args);
92 /* Print any asterisks or open-parentheses needed before the
93 variable name (to describe its type).
95 On outermost call, pass 0 for PASSED_A_PTR.
96 On outermost call, SHOW > 0 means should ignore
97 any typename for TYPE and show its details.
98 SHOW is always zero on recursive calls. */
101 f_type_print_varspec_prefix (type, stream, show, passed_a_ptr)
110 if (TYPE_NAME (type) && show <= 0)
115 switch (TYPE_CODE (type))
118 f_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1);
122 f_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
124 fprintf_filtered (stream, "(");
127 case TYPE_CODE_ARRAY:
128 f_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
131 case TYPE_CODE_UNDEF:
132 case TYPE_CODE_STRUCT:
133 case TYPE_CODE_UNION:
138 case TYPE_CODE_ERROR:
142 case TYPE_CODE_RANGE:
143 case TYPE_CODE_STRING:
144 case TYPE_CODE_BITSTRING:
145 case TYPE_CODE_METHOD:
146 case TYPE_CODE_MEMBER:
148 case TYPE_CODE_COMPLEX:
149 /* These types need no prefix. They are listed here so that
150 gcc -Wall will reveal any types that haven't been handled. */
155 #if 0 /* Currently unused */
158 f_type_print_args (type, stream)
165 fprintf_filtered (stream, "(");
166 args = TYPE_ARG_TYPES (type);
171 fprintf_filtered (stream, "...");
175 for (i = 1; args[i] != NULL && args[i]->code != TYPE_CODE_VOID; i++)
177 f_print_type (args[i], "", stream, -1, 0);
178 if (args[i+1] == NULL)
179 fprintf_filtered (stream, "...");
180 else if (args[i+1]->code != TYPE_CODE_VOID)
182 fprintf_filtered (stream, ",");
188 fprintf_filtered (stream, ")");
193 /* Print any array sizes, function arguments or close parentheses
194 needed after the variable name (to describe its type).
195 Args work like c_type_print_varspec_prefix. */
198 f_type_print_varspec_suffix (type, stream, show, passed_a_ptr, demangled_args)
205 int upper_bound, lower_bound;
206 int lower_bound_was_default = 0;
207 static int arrayprint_recurse_level = 0;
213 if (TYPE_NAME (type) && show <= 0)
218 switch (TYPE_CODE (type))
220 case TYPE_CODE_ARRAY:
221 arrayprint_recurse_level++;
223 if (arrayprint_recurse_level == 1)
224 fprintf_filtered(stream,"(");
226 if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_ARRAY)
227 f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0);
229 retcode = f77_get_dynamic_lowerbound (type,&lower_bound);
231 lower_bound_was_default = 0;
233 if (retcode == BOUND_FETCH_ERROR)
234 fprintf_filtered (stream,"???");
236 if (lower_bound == 1) /* The default */
237 lower_bound_was_default = 1;
239 fprintf_filtered (stream,"%d",lower_bound);
241 if (lower_bound_was_default)
242 lower_bound_was_default = 0;
244 fprintf_filtered(stream,":");
246 /* Make sure that, if we have an assumed size array, we
247 print out a warning and print the upperbound as '*' */
249 if (TYPE_ARRAY_UPPER_BOUND_TYPE(type) == BOUND_CANNOT_BE_DETERMINED)
250 fprintf_filtered (stream, "*");
253 retcode = f77_get_dynamic_upperbound(type,&upper_bound);
255 if (retcode == BOUND_FETCH_ERROR)
256 fprintf_filtered(stream,"???");
258 fprintf_filtered(stream,"%d",upper_bound);
261 if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_ARRAY)
262 f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0);
263 if (arrayprint_recurse_level == 1)
264 fprintf_filtered (stream, ")");
266 fprintf_filtered(stream,",");
267 arrayprint_recurse_level--;
272 f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 1, 0);
273 fprintf_filtered(stream,")");
277 f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0,
280 fprintf_filtered (stream, ")");
282 fprintf_filtered (stream, "()");
285 case TYPE_CODE_UNDEF:
286 case TYPE_CODE_STRUCT:
287 case TYPE_CODE_UNION:
292 case TYPE_CODE_ERROR:
296 case TYPE_CODE_RANGE:
297 case TYPE_CODE_STRING:
298 case TYPE_CODE_BITSTRING:
299 case TYPE_CODE_METHOD:
300 case TYPE_CODE_MEMBER:
301 case TYPE_CODE_COMPLEX:
302 /* These types do not need a suffix. They are listed so that
303 gcc -Wall will report types that may not have been considered. */
309 print_equivalent_f77_float_type (type, stream)
313 /* Override type name "float" and make it the
314 appropriate real. XLC stupidly outputs -12 as a type
315 for real when it really should be outputting -18 */
317 fprintf_filtered (stream, "real*%d", TYPE_LENGTH (type));
320 /* Print the name of the type (or the ultimate pointer target,
321 function value or array element), or the description of a
324 SHOW nonzero means don't print this type as just its name;
325 show its real definition even if it has a name.
326 SHOW zero means print just typename or struct tag if there is one
327 SHOW negative means abbreviate structure elements.
328 SHOW is decremented for printing of structure elements.
330 LEVEL is the depth to indent by.
331 We increase it for some recursive calls. */
334 f_type_print_base (type, stream, show, level)
348 fputs_filtered ("<type unknown>", stream);
352 /* When SHOW is zero or less, and there is a valid type name, then always
353 just print the type name directly from the type. */
355 if ((show <= 0) && (TYPE_NAME (type) != NULL))
357 if (TYPE_CODE (type) == TYPE_CODE_FLT)
358 print_equivalent_f77_float_type (type, stream);
360 fputs_filtered (TYPE_NAME (type), stream);
364 if (TYPE_CODE (type) != TYPE_CODE_TYPEDEF)
365 CHECK_TYPEDEF (type);
367 switch (TYPE_CODE (type))
369 case TYPE_CODE_TYPEDEF:
370 f_type_print_base (TYPE_TARGET_TYPE (type), stream, 0, level);
373 case TYPE_CODE_ARRAY:
375 f_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
379 fprintf_filtered (stream, "PTR TO -> ( ");
380 f_type_print_base (TYPE_TARGET_TYPE (type), stream, 0, level);
384 fprintf_filtered (stream, "VOID");
387 case TYPE_CODE_UNDEF:
388 fprintf_filtered (stream, "struct <unknown>");
391 case TYPE_CODE_ERROR:
392 fprintf_filtered (stream, "<unknown type>");
395 case TYPE_CODE_RANGE:
396 /* This should not occur */
397 fprintf_filtered (stream, "<range type>");
401 /* Override name "char" and make it "character" */
402 fprintf_filtered (stream, "character");
406 /* There may be some character types that attempt to come
407 through as TYPE_CODE_INT since dbxstclass.h is so
408 C-oriented, we must change these to "character" from "char". */
410 if (STREQ (TYPE_NAME (type), "char"))
411 fprintf_filtered (stream, "character");
416 case TYPE_CODE_COMPLEX:
417 fprintf_filtered (stream, "complex*%d", TYPE_LENGTH (type));
421 print_equivalent_f77_float_type (type, stream);
424 case TYPE_CODE_STRING:
425 /* Strings may have dynamic upperbounds (lengths) like arrays. */
427 if (TYPE_ARRAY_UPPER_BOUND_TYPE (type) == BOUND_CANNOT_BE_DETERMINED)
428 fprintf_filtered (stream, "character*(*)");
431 retcode = f77_get_dynamic_upperbound (type, &upper_bound);
433 if (retcode == BOUND_FETCH_ERROR)
434 fprintf_filtered (stream, "character*???");
436 fprintf_filtered (stream, "character*%d", upper_bound);
442 /* Handle types not explicitly handled by the other cases,
443 such as fundamental types. For these, just print whatever
444 the type name is, as recorded in the type itself. If there
445 is no type name, then complain. */
446 if (TYPE_NAME (type) != NULL)
447 fputs_filtered (TYPE_NAME (type), stream);
449 error ("Invalid type code (%d) in symbol table.", TYPE_CODE (type));