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1ab3bf1b JG |
1 | /* Internal type definitions for GDB. |
2 | Copyright (C) 1992 Free Software Foundation, Inc. | |
3 | Contributed by Cygnus Support, using pieces from other GDB modules. | |
4 | ||
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
20 | ||
21 | #if !defined (GDBTYPES_H) | |
22 | #define GDBTYPES_H 1 | |
23 | ||
24 | /* When gdb creates fundamental types, it uses one of the following | |
25 | type identifiers. The identifiers are used to index a vector of | |
26 | pointers to any types that are created. */ | |
27 | ||
28 | #define FT_VOID 0 | |
29 | #define FT_BOOLEAN 1 | |
30 | #define FT_CHAR 2 | |
31 | #define FT_SIGNED_CHAR 3 | |
32 | #define FT_UNSIGNED_CHAR 4 | |
33 | #define FT_SHORT 5 | |
34 | #define FT_SIGNED_SHORT 6 | |
35 | #define FT_UNSIGNED_SHORT 7 | |
36 | #define FT_INTEGER 8 | |
37 | #define FT_SIGNED_INTEGER 9 | |
38 | #define FT_UNSIGNED_INTEGER 10 | |
39 | #define FT_LONG 11 | |
40 | #define FT_SIGNED_LONG 12 | |
41 | #define FT_UNSIGNED_LONG 13 | |
42 | #define FT_LONG_LONG 14 | |
43 | #define FT_SIGNED_LONG_LONG 15 | |
44 | #define FT_UNSIGNED_LONG_LONG 16 | |
45 | #define FT_FLOAT 17 | |
46 | #define FT_DBL_PREC_FLOAT 18 | |
47 | #define FT_EXT_PREC_FLOAT 19 | |
48 | #define FT_COMPLEX 20 | |
49 | #define FT_DBL_PREC_COMPLEX 21 | |
50 | #define FT_EXT_PREC_COMPLEX 22 | |
51 | #define FT_STRING 23 | |
4a11eef2 FF |
52 | #define FT_FIXED_DECIMAL 24 |
53 | #define FT_FLOAT_DECIMAL 25 | |
1ab3bf1b | 54 | |
4a11eef2 | 55 | #define FT_NUM_MEMBERS 26 |
1ab3bf1b JG |
56 | |
57 | /* Different kinds of data types are distinguished by the `code' field. */ | |
58 | ||
59 | enum type_code | |
60 | { | |
61 | TYPE_CODE_UNDEF, /* Not used; catches errors */ | |
62 | TYPE_CODE_PTR, /* Pointer type */ | |
63 | TYPE_CODE_ARRAY, /* Array type, lower bound zero */ | |
64 | TYPE_CODE_STRUCT, /* C struct or Pascal record */ | |
65 | TYPE_CODE_UNION, /* C union or Pascal variant part */ | |
66 | TYPE_CODE_ENUM, /* Enumeration type */ | |
67 | TYPE_CODE_FUNC, /* Function type */ | |
68 | TYPE_CODE_INT, /* Integer type */ | |
69 | TYPE_CODE_FLT, /* Floating type */ | |
70 | TYPE_CODE_VOID, /* Void type (values zero length) */ | |
71 | TYPE_CODE_SET, /* Pascal sets */ | |
72 | TYPE_CODE_RANGE, /* Range (integers within spec'd bounds) */ | |
73 | TYPE_CODE_PASCAL_ARRAY, /* Array with explicit type of index */ | |
74 | TYPE_CODE_ERROR, /* Unknown type */ | |
75 | ||
76 | /* C++ */ | |
77 | TYPE_CODE_MEMBER, /* Member type */ | |
78 | TYPE_CODE_METHOD, /* Method type */ | |
79 | TYPE_CODE_REF, /* C++ Reference types */ | |
80 | ||
81 | /* Modula-2 */ | |
82 | TYPE_CODE_CHAR, /* *real* character type */ | |
83 | TYPE_CODE_BOOL /* Builtin Modula-2 BOOLEAN */ | |
84 | }; | |
85 | ||
86 | /* Some bits for the type's flags word. */ | |
87 | ||
88 | /* Explicitly unsigned integer type */ | |
89 | ||
90 | #define TYPE_FLAG_UNSIGNED (1 << 0) | |
91 | ||
4a11eef2 | 92 | /* Explicitly signed integer type */ |
1ab3bf1b JG |
93 | |
94 | #define TYPE_FLAG_SIGNED (1 << 1) | |
95 | ||
96 | /* This appears in a type's flags word if it is a stub type (eg. if | |
97 | someone referenced a type that wasn't defined in a source file | |
98 | via (struct sir_not_appearing_in_this_film *)). */ | |
99 | ||
100 | #define TYPE_FLAG_STUB (1 << 2) | |
101 | ||
4a11eef2 | 102 | |
1ab3bf1b JG |
103 | struct type |
104 | { | |
105 | ||
106 | /* Code for kind of type */ | |
107 | ||
108 | enum type_code code; | |
109 | ||
110 | /* Name of this type, or NULL if none. | |
111 | This is used for printing only, except by poorly designed C++ code. | |
112 | Type names specified as input are defined by symbols. */ | |
113 | ||
114 | char *name; | |
115 | ||
116 | /* Length in bytes of storage for a value of this type */ | |
117 | ||
118 | unsigned length; | |
119 | ||
120 | /* Every type is now associated with a particular objfile, and the | |
121 | type is allocated on the type_obstack for that objfile. One problem | |
122 | however, is that there are times when gdb allocates new types while | |
123 | it is not in the process of reading symbols from a particular objfile. | |
124 | Fortunately, these happen when the type being created is a derived | |
125 | type of an existing type, such as in lookup_pointer_type(). So | |
126 | we can just allocate the new type using the same objfile as the | |
127 | existing type, but to do this we need a backpointer to the objfile | |
128 | from the existing type. Yes this is somewhat ugly, but without | |
129 | major overhaul of the internal type system, it can't be avoided | |
130 | for now. */ | |
131 | ||
132 | struct objfile *objfile; | |
133 | ||
134 | /* For a pointer type, describes the type of object pointed to. | |
135 | For an array type, describes the type of the elements. | |
5c8d3927 | 136 | For a function or method type, describes the type of the return value. |
1ab3bf1b JG |
137 | For a range type, describes the type of the full range. |
138 | Unused otherwise. */ | |
139 | ||
140 | struct type *target_type; | |
141 | ||
142 | /* Type that is a pointer to this type. | |
143 | NULL if no such pointer-to type is known yet. | |
144 | The debugger may add the address of such a type | |
145 | if it has to construct one later. */ | |
146 | ||
147 | struct type *pointer_type; | |
148 | ||
149 | /* C++: also need a reference type. */ | |
150 | ||
151 | struct type *reference_type; | |
152 | ||
153 | /* Type that is a function returning this type. | |
154 | NULL if no such function type is known here. | |
155 | The debugger may add the address of such a type | |
156 | if it has to construct one later. */ | |
157 | ||
158 | struct type *function_type; | |
159 | ||
160 | /* Flags about this type. */ | |
161 | ||
162 | short flags; | |
163 | ||
164 | /* Number of fields described for this type */ | |
165 | ||
166 | short nfields; | |
167 | ||
168 | /* For structure and union types, a description of each field. | |
169 | For set and pascal array types, there is one "field", | |
170 | whose type is the domain type of the set or array. | |
171 | For range types, there are two "fields", | |
172 | the minimum and maximum values (both inclusive). | |
173 | For enum types, each possible value is described by one "field". | |
cd46ffad FF |
174 | For C++ classes, there is one field for each base class (if it is |
175 | a derived class) plus one field for each class data member. Member | |
176 | functions are recorded elsewhere. | |
1ab3bf1b JG |
177 | |
178 | Using a pointer to a separate array of fields | |
179 | allows all types to have the same size, which is useful | |
180 | because we can allocate the space for a type before | |
181 | we know what to put in it. */ | |
182 | ||
183 | struct field | |
184 | { | |
185 | ||
186 | /* Position of this field, counting in bits from start of | |
187 | containing structure. For a function type, this is the | |
188 | position in the argument list of this argument. | |
4db8e515 FF |
189 | For a range bound or enum value, this is the value itself. |
190 | For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB. | |
191 | For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB. */ | |
1ab3bf1b JG |
192 | |
193 | int bitpos; | |
194 | ||
195 | /* Size of this field, in bits, or zero if not packed. | |
196 | For an unpacked field, the field's type's length | |
197 | says how many bytes the field occupies. */ | |
198 | ||
199 | int bitsize; | |
200 | ||
201 | /* In a struct or enum type, type of this field. | |
202 | In a function type, type of this argument. | |
203 | In an array type, the domain-type of the array. */ | |
204 | ||
205 | struct type *type; | |
206 | ||
207 | /* Name of field, value or argument. | |
208 | NULL for range bounds and array domains. */ | |
209 | ||
210 | char *name; | |
211 | ||
212 | } *fields; | |
213 | ||
214 | /* For types with virtual functions, VPTR_BASETYPE is the base class which | |
215 | defined the virtual function table pointer. VPTR_FIELDNO is | |
216 | the field number of that pointer in the structure. | |
217 | ||
218 | For types that are pointer to member types, VPTR_BASETYPE | |
219 | is the type that this pointer is a member of. | |
220 | ||
221 | Unused otherwise. */ | |
222 | ||
223 | struct type *vptr_basetype; | |
224 | ||
225 | int vptr_fieldno; | |
226 | ||
227 | /* Slot to point to additional language-specific fields of this type. */ | |
228 | ||
229 | union type_specific | |
230 | { | |
231 | ||
232 | /* ARG_TYPES is for TYPE_CODE_METHOD and TYPE_CODE_FUNC. */ | |
233 | ||
234 | struct type **arg_types; | |
235 | ||
8050a57b FF |
236 | /* CPLUS_STUFF is for TYPE_CODE_STRUCT. It is initialized to point to |
237 | cplus_struct_default, a default static instance of a struct | |
238 | cplus_struct_type. */ | |
1ab3bf1b JG |
239 | |
240 | struct cplus_struct_type *cplus_stuff; | |
241 | ||
242 | } type_specific; | |
243 | }; | |
244 | ||
245 | #define NULL_TYPE ((struct type *) 0) | |
246 | ||
247 | /* C++ language-specific information for TYPE_CODE_STRUCT and TYPE_CODE_UNION | |
248 | nodes. */ | |
249 | ||
250 | struct cplus_struct_type | |
251 | { | |
c0f1085b FF |
252 | /* Number of base classes this type derives from. */ |
253 | ||
254 | short n_baseclasses; | |
255 | ||
256 | /* Number of methods with unique names. All overloaded methods with | |
257 | the same name count only once. */ | |
258 | ||
259 | short nfn_fields; | |
260 | ||
261 | /* Number of methods described for this type plus all the | |
262 | methods that it derives from. */ | |
263 | ||
264 | int nfn_fields_total; | |
265 | ||
cd46ffad FF |
266 | /* For derived classes, the number of base classes is given by n_baseclasses |
267 | and virtual_field_bits is a bit vector containing one bit per base class. | |
268 | If the base class is virtual, the corresponding bit will be set. | |
269 | I.E, given: | |
270 | ||
271 | class A{}; | |
272 | class B{}; | |
273 | class C : public B, public virtual A {}; | |
274 | ||
275 | B is a baseclass of C; A is a virtual baseclass for C. | |
276 | This is a C++ 2.0 language feature. */ | |
1ab3bf1b | 277 | |
8050a57b FF |
278 | B_TYPE *virtual_field_bits; |
279 | ||
280 | /* For classes with private fields, the number of fields is given by | |
281 | nfields and private_field_bits is a bit vector containing one bit | |
282 | per field. | |
283 | If the field is private, the corresponding bit will be set. */ | |
1ab3bf1b JG |
284 | |
285 | B_TYPE *private_field_bits; | |
286 | ||
8050a57b FF |
287 | /* For classes with protected fields, the number of fields is given by |
288 | nfields and protected_field_bits is a bit vector containing one bit | |
289 | per field. | |
290 | If the field is private, the corresponding bit will be set. */ | |
291 | ||
1ab3bf1b JG |
292 | B_TYPE *protected_field_bits; |
293 | ||
1ab3bf1b JG |
294 | /* For classes, structures, and unions, a description of each field, |
295 | which consists of an overloaded name, followed by the types of | |
296 | arguments that the method expects, and then the name after it | |
c0f1085b FF |
297 | has been renamed to make it distinct. |
298 | ||
299 | fn_fieldlists points to an array of nfn_fields of these. */ | |
1ab3bf1b JG |
300 | |
301 | struct fn_fieldlist | |
302 | { | |
303 | ||
304 | /* The overloaded name. */ | |
305 | ||
306 | char *name; | |
307 | ||
308 | /* The number of methods with this name. */ | |
309 | ||
310 | int length; | |
311 | ||
312 | /* The list of methods. */ | |
313 | ||
314 | struct fn_field | |
315 | { | |
316 | ||
c0f1085b FF |
317 | /* The name after it has been processed */ |
318 | ||
319 | char *physname; | |
320 | ||
1ab3bf1b JG |
321 | /* The return value of the method */ |
322 | ||
323 | struct type *type; | |
324 | ||
325 | /* The argument list */ | |
326 | ||
327 | struct type **args; | |
328 | ||
c0f1085b FF |
329 | /* For virtual functions. |
330 | First baseclass that defines this virtual function. */ | |
1ab3bf1b JG |
331 | |
332 | struct type *fcontext; | |
333 | ||
c0f1085b FF |
334 | /* Attributes. */ |
335 | ||
1ab3bf1b JG |
336 | unsigned int is_const : 1; |
337 | unsigned int is_volatile : 1; | |
338 | unsigned int is_private : 1; | |
339 | unsigned int is_protected : 1; | |
340 | unsigned int is_stub : 1; | |
341 | unsigned int dummy : 3; | |
342 | ||
343 | /* Index into that baseclass's virtual function table, | |
344 | minus 2; else if static: VOFFSET_STATIC; else: 0. */ | |
345 | ||
c0f1085b | 346 | unsigned int voffset : 24; |
1ab3bf1b JG |
347 | |
348 | # define VOFFSET_STATIC 1 | |
349 | ||
350 | } *fn_fields; | |
351 | ||
352 | } *fn_fieldlists; | |
353 | ||
1ab3bf1b JG |
354 | }; |
355 | ||
356 | /* The default value of TYPE_CPLUS_SPECIFIC(T) points to the | |
357 | this shared static structure. */ | |
358 | ||
359 | extern const struct cplus_struct_type cplus_struct_default; | |
360 | ||
361 | extern void | |
362 | allocate_cplus_struct_type PARAMS ((struct type *)); | |
363 | ||
364 | #define INIT_CPLUS_SPECIFIC(type) \ | |
365 | (TYPE_CPLUS_SPECIFIC(type)=(struct cplus_struct_type*)&cplus_struct_default) | |
366 | #define ALLOCATE_CPLUS_STRUCT_TYPE(type) allocate_cplus_struct_type (type) | |
367 | #define HAVE_CPLUS_STRUCT(type) \ | |
368 | (TYPE_CPLUS_SPECIFIC(type) != &cplus_struct_default) | |
369 | ||
370 | #define TYPE_NAME(thistype) (thistype)->name | |
371 | #define TYPE_TARGET_TYPE(thistype) (thistype)->target_type | |
372 | #define TYPE_POINTER_TYPE(thistype) (thistype)->pointer_type | |
373 | #define TYPE_REFERENCE_TYPE(thistype) (thistype)->reference_type | |
374 | #define TYPE_FUNCTION_TYPE(thistype) (thistype)->function_type | |
375 | #define TYPE_LENGTH(thistype) (thistype)->length | |
376 | #define TYPE_OBJFILE(thistype) (thistype)->objfile | |
377 | #define TYPE_FLAGS(thistype) (thistype)->flags | |
378 | #define TYPE_UNSIGNED(thistype) ((thistype)->flags & TYPE_FLAG_UNSIGNED) | |
379 | #define TYPE_CODE(thistype) (thistype)->code | |
380 | #define TYPE_NFIELDS(thistype) (thistype)->nfields | |
381 | #define TYPE_FIELDS(thistype) (thistype)->fields | |
382 | ||
383 | /* C++ */ | |
384 | ||
385 | #define TYPE_VPTR_BASETYPE(thistype) (thistype)->vptr_basetype | |
386 | #define TYPE_DOMAIN_TYPE(thistype) (thistype)->vptr_basetype | |
387 | #define TYPE_VPTR_FIELDNO(thistype) (thistype)->vptr_fieldno | |
388 | #define TYPE_FN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fields | |
389 | #define TYPE_NFN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields | |
390 | #define TYPE_NFN_FIELDS_TOTAL(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields_total | |
391 | #define TYPE_TYPE_SPECIFIC(thistype) (thistype)->type_specific | |
392 | #define TYPE_ARG_TYPES(thistype) (thistype)->type_specific.arg_types | |
393 | #define TYPE_CPLUS_SPECIFIC(thistype) (thistype)->type_specific.cplus_stuff | |
394 | #define TYPE_BASECLASS(thistype,index) (thistype)->fields[index].type | |
395 | #define TYPE_N_BASECLASSES(thistype) TYPE_CPLUS_SPECIFIC(thistype)->n_baseclasses | |
396 | #define TYPE_BASECLASS_NAME(thistype,index) (thistype)->fields[index].name | |
397 | #define TYPE_BASECLASS_BITPOS(thistype,index) (thistype)->fields[index].bitpos | |
398 | #define BASETYPE_VIA_PUBLIC(thistype, index) (!TYPE_FIELD_PRIVATE(thistype, index)) | |
399 | #define BASETYPE_VIA_VIRTUAL(thistype, index) \ | |
400 | B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (index)) | |
401 | ||
402 | #define TYPE_FIELD(thistype, n) (thistype)->fields[n] | |
403 | #define TYPE_FIELD_TYPE(thistype, n) (thistype)->fields[n].type | |
404 | #define TYPE_FIELD_NAME(thistype, n) (thistype)->fields[n].name | |
405 | #define TYPE_FIELD_VALUE(thistype, n) (* (int*) &(thistype)->fields[n].type) | |
406 | #define TYPE_FIELD_BITPOS(thistype, n) (thistype)->fields[n].bitpos | |
407 | #define TYPE_FIELD_BITSIZE(thistype, n) (thistype)->fields[n].bitsize | |
408 | #define TYPE_FIELD_PACKED(thistype, n) (thistype)->fields[n].bitsize | |
409 | ||
410 | #define TYPE_FIELD_PRIVATE_BITS(thistype) \ | |
411 | TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits | |
412 | #define TYPE_FIELD_PROTECTED_BITS(thistype) \ | |
413 | TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits | |
414 | #define TYPE_FIELD_VIRTUAL_BITS(thistype) \ | |
415 | TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits | |
416 | #define SET_TYPE_FIELD_PRIVATE(thistype, n) \ | |
417 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n)) | |
418 | #define SET_TYPE_FIELD_PROTECTED(thistype, n) \ | |
419 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n)) | |
420 | #define SET_TYPE_FIELD_VIRTUAL(thistype, n) \ | |
421 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)) | |
422 | #define TYPE_FIELD_PRIVATE(thistype, n) \ | |
423 | (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits == NULL ? 0 \ | |
424 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n))) | |
425 | #define TYPE_FIELD_PROTECTED(thistype, n) \ | |
426 | (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits == NULL ? 0 \ | |
427 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n))) | |
428 | #define TYPE_FIELD_VIRTUAL(thistype, n) \ | |
429 | B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)) | |
430 | ||
431 | #define TYPE_FIELD_STATIC(thistype, n) ((thistype)->fields[n].bitpos == -1) | |
432 | #define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) ((char *)(thistype)->fields[n].bitsize) | |
433 | ||
434 | #define TYPE_FN_FIELDLISTS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists | |
435 | #define TYPE_FN_FIELDLIST(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n] | |
436 | #define TYPE_FN_FIELDLIST1(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].fn_fields | |
437 | #define TYPE_FN_FIELDLIST_NAME(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].name | |
438 | #define TYPE_FN_FIELDLIST_LENGTH(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].length | |
439 | ||
440 | #define TYPE_FN_FIELD(thisfn, n) (thisfn)[n] | |
c0f1085b | 441 | #define TYPE_FN_FIELD_PHYSNAME(thisfn, n) (thisfn)[n].physname |
1ab3bf1b JG |
442 | #define TYPE_FN_FIELD_TYPE(thisfn, n) (thisfn)[n].type |
443 | #define TYPE_FN_FIELD_ARGS(thisfn, n) TYPE_ARG_TYPES ((thisfn)[n].type) | |
c0f1085b FF |
444 | #define TYPE_FN_FIELD_CONST(thisfn, n) ((thisfn)[n].is_const) |
445 | #define TYPE_FN_FIELD_VOLATILE(thisfn, n) ((thisfn)[n].is_volatile) | |
1ab3bf1b JG |
446 | #define TYPE_FN_FIELD_PRIVATE(thisfn, n) ((thisfn)[n].is_private) |
447 | #define TYPE_FN_FIELD_PROTECTED(thisfn, n) ((thisfn)[n].is_protected) | |
c0f1085b FF |
448 | #define TYPE_FN_FIELD_STUB(thisfn, n) ((thisfn)[n].is_stub) |
449 | #define TYPE_FN_FIELD_FCONTEXT(thisfn, n) ((thisfn)[n].fcontext) | |
450 | #define TYPE_FN_FIELD_VOFFSET(thisfn, n) ((thisfn)[n].voffset-2) | |
451 | #define TYPE_FN_FIELD_VIRTUAL_P(thisfn, n) ((thisfn)[n].voffset > 1) | |
452 | #define TYPE_FN_FIELD_STATIC_P(thisfn, n) ((thisfn)[n].voffset == VOFFSET_STATIC) | |
1ab3bf1b JG |
453 | |
454 | extern struct type *builtin_type_void; | |
455 | extern struct type *builtin_type_char; | |
456 | extern struct type *builtin_type_short; | |
457 | extern struct type *builtin_type_int; | |
458 | extern struct type *builtin_type_long; | |
04f27ddc | 459 | extern struct type *builtin_type_signed_char; |
1ab3bf1b JG |
460 | extern struct type *builtin_type_unsigned_char; |
461 | extern struct type *builtin_type_unsigned_short; | |
462 | extern struct type *builtin_type_unsigned_int; | |
463 | extern struct type *builtin_type_unsigned_long; | |
464 | extern struct type *builtin_type_float; | |
465 | extern struct type *builtin_type_double; | |
466 | extern struct type *builtin_type_long_double; | |
467 | extern struct type *builtin_type_complex; | |
468 | extern struct type *builtin_type_double_complex; | |
469 | ||
470 | /* This type represents a type that was unrecognized in symbol | |
471 | read-in. */ | |
472 | ||
473 | extern struct type *builtin_type_error; | |
474 | ||
475 | extern struct type *builtin_type_long_long; | |
476 | extern struct type *builtin_type_unsigned_long_long; | |
477 | ||
478 | /* Modula-2 types */ | |
479 | ||
480 | extern struct type *builtin_type_m2_char; | |
481 | extern struct type *builtin_type_m2_int; | |
482 | extern struct type *builtin_type_m2_card; | |
483 | extern struct type *builtin_type_m2_real; | |
484 | extern struct type *builtin_type_m2_bool; | |
485 | ||
486 | /* LONG_LONG is defined if the host has "long long". */ | |
487 | ||
488 | #ifdef LONG_LONG | |
489 | ||
490 | #define BUILTIN_TYPE_LONGEST builtin_type_long_long | |
491 | #define BUILTIN_TYPE_UNSIGNED_LONGEST builtin_type_unsigned_long_long | |
492 | ||
493 | #else /* not LONG_LONG. */ | |
494 | ||
495 | #define BUILTIN_TYPE_LONGEST builtin_type_long | |
496 | #define BUILTIN_TYPE_UNSIGNED_LONGEST builtin_type_unsigned_long | |
497 | ||
498 | #endif /* not LONG_LONG. */ | |
499 | ||
500 | /* Maximum and minimum values of built-in types */ | |
501 | ||
502 | #define MAX_OF_TYPE(t) \ | |
503 | TYPE_UNSIGNED(t) ? UMAX_OF_SIZE(TYPE_LENGTH(t)) \ | |
504 | : MAX_OF_SIZE(TYPE_LENGTH(t)) | |
505 | ||
506 | #define MIN_OF_TYPE(t) \ | |
507 | TYPE_UNSIGNED(t) ? UMIN_OF_SIZE(TYPE_LENGTH(t)) \ | |
508 | : MIN_OF_SIZE(TYPE_LENGTH(t)) | |
509 | ||
dac9734e FF |
510 | /* Allocate space for storing data associated with a particular type. |
511 | We ensure that the space is allocated using the same mechanism that | |
512 | was used to allocate the space for the type structure itself. I.E. | |
513 | if the type is on an objfile's type_obstack, then the space for data | |
514 | associated with that type will also be allocated on the type_obstack. | |
515 | If the type is not associated with any particular objfile (such as | |
516 | builtin types), then the data space will be allocated with xmalloc, | |
517 | the same as for the type structure. */ | |
518 | ||
519 | #define TYPE_ALLOC(t,size) \ | |
520 | TYPE_OBJFILE (t) != NULL \ | |
521 | ? obstack_alloc (&TYPE_OBJFILE (t) -> type_obstack, size) \ | |
522 | : xmalloc (size) | |
523 | ||
1ab3bf1b JG |
524 | extern struct type * |
525 | alloc_type PARAMS ((struct objfile *)); | |
526 | ||
527 | extern struct type * | |
528 | init_type PARAMS ((enum type_code, int, int, char *, struct objfile *)); | |
529 | ||
530 | extern struct type * | |
531 | lookup_reference_type PARAMS ((struct type *)); | |
532 | ||
ea1549b3 JG |
533 | extern struct type * |
534 | make_reference_type PARAMS ((struct type *, struct type **)); | |
535 | ||
1ab3bf1b JG |
536 | extern struct type * |
537 | lookup_member_type PARAMS ((struct type *, struct type *)); | |
538 | ||
539 | extern void | |
540 | smash_to_method_type PARAMS ((struct type *, struct type *, struct type *, | |
541 | struct type **)); | |
542 | ||
543 | extern void | |
544 | smash_to_member_type PARAMS ((struct type *, struct type *, struct type *)); | |
545 | ||
546 | extern struct type * | |
547 | allocate_stub_method PARAMS ((struct type *)); | |
548 | ||
549 | extern char * | |
550 | type_name_no_tag PARAMS ((const struct type *)); | |
551 | ||
552 | extern struct type * | |
553 | lookup_struct_elt_type PARAMS ((struct type *, char *, int)); | |
554 | ||
ea1549b3 JG |
555 | extern struct type * |
556 | make_pointer_type PARAMS ((struct type *, struct type **)); | |
557 | ||
1ab3bf1b JG |
558 | extern struct type * |
559 | lookup_pointer_type PARAMS ((struct type *)); | |
560 | ||
ea1549b3 JG |
561 | extern struct type * |
562 | make_function_type PARAMS ((struct type *, struct type **)); | |
563 | ||
1ab3bf1b JG |
564 | extern struct type * |
565 | lookup_function_type PARAMS ((struct type *)); | |
566 | ||
567 | extern struct type * | |
568 | create_array_type PARAMS ((struct type *, int)); | |
569 | ||
570 | extern struct type * | |
571 | lookup_unsigned_typename PARAMS ((char *)); | |
572 | ||
a252e715 PB |
573 | extern struct type * |
574 | lookup_signed_typename PARAMS ((char *)); | |
575 | ||
1ab3bf1b JG |
576 | extern void |
577 | check_stub_type PARAMS ((struct type *)); | |
578 | ||
579 | extern void | |
580 | check_stub_method PARAMS ((struct type *, int, int)); | |
581 | ||
582 | extern struct type * | |
583 | lookup_primitive_typename PARAMS ((char *)); | |
584 | ||
585 | extern char * | |
586 | gdb_mangle_name PARAMS ((struct type *, int, int)); | |
587 | ||
588 | extern struct type * | |
589 | builtin_type PARAMS ((char **)); | |
590 | ||
591 | extern struct type * | |
592 | error_type PARAMS ((char **)); | |
593 | ||
594 | extern struct type * | |
595 | lookup_typename PARAMS ((char *, struct block *, int)); | |
596 | ||
597 | extern struct type * | |
598 | lookup_template_type PARAMS ((char *, struct type *, struct block *)); | |
599 | ||
600 | extern struct type * | |
601 | lookup_fundamental_type PARAMS ((struct objfile *, int)); | |
602 | ||
be772100 JG |
603 | extern void |
604 | fill_in_vptr_fieldno PARAMS ((struct type *)); | |
605 | ||
0239d9b3 FF |
606 | #if MAINTENANCE_CMDS |
607 | extern void recursive_dump_type PARAMS ((struct type *, int)); | |
608 | #endif | |
609 | ||
1ab3bf1b JG |
610 | /* printcmd.c */ |
611 | ||
612 | extern void | |
613 | print_scalar_formatted PARAMS ((char *, struct type *, int, int, FILE *)); | |
614 | ||
0239d9b3 FF |
615 | #if MAINTENANCE_CMDS |
616 | extern void maintenance_print_type PARAMS ((char *, int)); | |
617 | #endif | |
618 | ||
1ab3bf1b | 619 | #endif /* GDBTYPES_H */ |