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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 | |
bf229b4e FF |
54 | #define FT_BYTE 26 |
55 | #define FT_UNSIGNED_BYTE 27 | |
1ab3bf1b | 56 | |
bf229b4e | 57 | #define FT_NUM_MEMBERS 28 /* Highest FT_* above, plus one. */ |
1ab3bf1b JG |
58 | |
59 | /* Different kinds of data types are distinguished by the `code' field. */ | |
60 | ||
61 | enum type_code | |
62 | { | |
63 | TYPE_CODE_UNDEF, /* Not used; catches errors */ | |
64 | TYPE_CODE_PTR, /* Pointer type */ | |
85f0a848 | 65 | TYPE_CODE_ARRAY, /* Array type with lower & upper bounds. */ |
1ab3bf1b JG |
66 | TYPE_CODE_STRUCT, /* C struct or Pascal record */ |
67 | TYPE_CODE_UNION, /* C union or Pascal variant part */ | |
68 | TYPE_CODE_ENUM, /* Enumeration type */ | |
69 | TYPE_CODE_FUNC, /* Function type */ | |
70 | TYPE_CODE_INT, /* Integer type */ | |
71 | TYPE_CODE_FLT, /* Floating type */ | |
72 | TYPE_CODE_VOID, /* Void type (values zero length) */ | |
73 | TYPE_CODE_SET, /* Pascal sets */ | |
74 | TYPE_CODE_RANGE, /* Range (integers within spec'd bounds) */ | |
75 | TYPE_CODE_PASCAL_ARRAY, /* Array with explicit type of index */ | |
76 | TYPE_CODE_ERROR, /* Unknown type */ | |
77 | ||
78 | /* C++ */ | |
79 | TYPE_CODE_MEMBER, /* Member type */ | |
80 | TYPE_CODE_METHOD, /* Method type */ | |
81 | TYPE_CODE_REF, /* C++ Reference types */ | |
82 | ||
83 | /* Modula-2 */ | |
84 | TYPE_CODE_CHAR, /* *real* character type */ | |
bf229b4e | 85 | TYPE_CODE_BOOL /* BOOLEAN type */ |
1ab3bf1b JG |
86 | }; |
87 | ||
95ff889e FF |
88 | /* For now allow source to use TYPE_CODE_CLASS for C++ classes, as an |
89 | alias for TYPE_CODE_STRUCT. Eventually these should probably be | |
90 | officially distinct types within gdb. */ | |
91 | ||
92 | #define TYPE_CODE_CLASS TYPE_CODE_STRUCT | |
93 | ||
1ab3bf1b JG |
94 | /* Some bits for the type's flags word. */ |
95 | ||
96 | /* Explicitly unsigned integer type */ | |
97 | ||
98 | #define TYPE_FLAG_UNSIGNED (1 << 0) | |
99 | ||
4a11eef2 | 100 | /* Explicitly signed integer type */ |
1ab3bf1b JG |
101 | |
102 | #define TYPE_FLAG_SIGNED (1 << 1) | |
103 | ||
104 | /* This appears in a type's flags word if it is a stub type (eg. if | |
105 | someone referenced a type that wasn't defined in a source file | |
106 | via (struct sir_not_appearing_in_this_film *)). */ | |
107 | ||
108 | #define TYPE_FLAG_STUB (1 << 2) | |
109 | ||
4a11eef2 | 110 | |
1ab3bf1b JG |
111 | struct type |
112 | { | |
113 | ||
114 | /* Code for kind of type */ | |
115 | ||
116 | enum type_code code; | |
117 | ||
118 | /* Name of this type, or NULL if none. | |
119 | This is used for printing only, except by poorly designed C++ code. | |
120 | Type names specified as input are defined by symbols. */ | |
121 | ||
122 | char *name; | |
123 | ||
124 | /* Length in bytes of storage for a value of this type */ | |
125 | ||
126 | unsigned length; | |
127 | ||
128 | /* Every type is now associated with a particular objfile, and the | |
129 | type is allocated on the type_obstack for that objfile. One problem | |
130 | however, is that there are times when gdb allocates new types while | |
131 | it is not in the process of reading symbols from a particular objfile. | |
132 | Fortunately, these happen when the type being created is a derived | |
133 | type of an existing type, such as in lookup_pointer_type(). So | |
134 | we can just allocate the new type using the same objfile as the | |
135 | existing type, but to do this we need a backpointer to the objfile | |
136 | from the existing type. Yes this is somewhat ugly, but without | |
137 | major overhaul of the internal type system, it can't be avoided | |
138 | for now. */ | |
139 | ||
140 | struct objfile *objfile; | |
141 | ||
142 | /* For a pointer type, describes the type of object pointed to. | |
143 | For an array type, describes the type of the elements. | |
5c8d3927 | 144 | For a function or method type, describes the type of the return value. |
1ab3bf1b JG |
145 | For a range type, describes the type of the full range. |
146 | Unused otherwise. */ | |
147 | ||
148 | struct type *target_type; | |
149 | ||
150 | /* Type that is a pointer to this type. | |
151 | NULL if no such pointer-to type is known yet. | |
152 | The debugger may add the address of such a type | |
153 | if it has to construct one later. */ | |
154 | ||
155 | struct type *pointer_type; | |
156 | ||
157 | /* C++: also need a reference type. */ | |
158 | ||
159 | struct type *reference_type; | |
160 | ||
161 | /* Type that is a function returning this type. | |
162 | NULL if no such function type is known here. | |
163 | The debugger may add the address of such a type | |
164 | if it has to construct one later. */ | |
165 | ||
166 | struct type *function_type; | |
167 | ||
168 | /* Flags about this type. */ | |
169 | ||
170 | short flags; | |
171 | ||
172 | /* Number of fields described for this type */ | |
173 | ||
174 | short nfields; | |
175 | ||
176 | /* For structure and union types, a description of each field. | |
177 | For set and pascal array types, there is one "field", | |
178 | whose type is the domain type of the set or array. | |
179 | For range types, there are two "fields", | |
180 | the minimum and maximum values (both inclusive). | |
181 | For enum types, each possible value is described by one "field". | |
cd46ffad FF |
182 | For C++ classes, there is one field for each base class (if it is |
183 | a derived class) plus one field for each class data member. Member | |
184 | functions are recorded elsewhere. | |
1ab3bf1b JG |
185 | |
186 | Using a pointer to a separate array of fields | |
187 | allows all types to have the same size, which is useful | |
188 | because we can allocate the space for a type before | |
189 | we know what to put in it. */ | |
190 | ||
191 | struct field | |
192 | { | |
193 | ||
194 | /* Position of this field, counting in bits from start of | |
195 | containing structure. For a function type, this is the | |
196 | position in the argument list of this argument. | |
4db8e515 | 197 | For a range bound or enum value, this is the value itself. |
a8a69e63 | 198 | (FIXME: What about ranges larger than host int size?) |
4db8e515 FF |
199 | For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB. |
200 | For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB. */ | |
1ab3bf1b JG |
201 | |
202 | int bitpos; | |
203 | ||
204 | /* Size of this field, in bits, or zero if not packed. | |
205 | For an unpacked field, the field's type's length | |
206 | says how many bytes the field occupies. */ | |
207 | ||
208 | int bitsize; | |
209 | ||
210 | /* In a struct or enum type, type of this field. | |
211 | In a function type, type of this argument. | |
212 | In an array type, the domain-type of the array. */ | |
213 | ||
214 | struct type *type; | |
215 | ||
216 | /* Name of field, value or argument. | |
217 | NULL for range bounds and array domains. */ | |
218 | ||
219 | char *name; | |
220 | ||
221 | } *fields; | |
222 | ||
223 | /* For types with virtual functions, VPTR_BASETYPE is the base class which | |
224 | defined the virtual function table pointer. VPTR_FIELDNO is | |
225 | the field number of that pointer in the structure. | |
226 | ||
227 | For types that are pointer to member types, VPTR_BASETYPE | |
228 | is the type that this pointer is a member of. | |
229 | ||
230 | Unused otherwise. */ | |
231 | ||
232 | struct type *vptr_basetype; | |
233 | ||
234 | int vptr_fieldno; | |
235 | ||
236 | /* Slot to point to additional language-specific fields of this type. */ | |
237 | ||
238 | union type_specific | |
239 | { | |
240 | ||
241 | /* ARG_TYPES is for TYPE_CODE_METHOD and TYPE_CODE_FUNC. */ | |
242 | ||
243 | struct type **arg_types; | |
244 | ||
8050a57b FF |
245 | /* CPLUS_STUFF is for TYPE_CODE_STRUCT. It is initialized to point to |
246 | cplus_struct_default, a default static instance of a struct | |
247 | cplus_struct_type. */ | |
1ab3bf1b JG |
248 | |
249 | struct cplus_struct_type *cplus_stuff; | |
250 | ||
251 | } type_specific; | |
252 | }; | |
253 | ||
254 | #define NULL_TYPE ((struct type *) 0) | |
255 | ||
256 | /* C++ language-specific information for TYPE_CODE_STRUCT and TYPE_CODE_UNION | |
257 | nodes. */ | |
258 | ||
259 | struct cplus_struct_type | |
260 | { | |
c0f1085b FF |
261 | /* Number of base classes this type derives from. */ |
262 | ||
263 | short n_baseclasses; | |
264 | ||
265 | /* Number of methods with unique names. All overloaded methods with | |
266 | the same name count only once. */ | |
267 | ||
268 | short nfn_fields; | |
269 | ||
270 | /* Number of methods described for this type plus all the | |
271 | methods that it derives from. */ | |
272 | ||
273 | int nfn_fields_total; | |
274 | ||
cd46ffad FF |
275 | /* For derived classes, the number of base classes is given by n_baseclasses |
276 | and virtual_field_bits is a bit vector containing one bit per base class. | |
277 | If the base class is virtual, the corresponding bit will be set. | |
278 | I.E, given: | |
279 | ||
280 | class A{}; | |
281 | class B{}; | |
282 | class C : public B, public virtual A {}; | |
283 | ||
284 | B is a baseclass of C; A is a virtual baseclass for C. | |
285 | This is a C++ 2.0 language feature. */ | |
1ab3bf1b | 286 | |
8050a57b FF |
287 | B_TYPE *virtual_field_bits; |
288 | ||
289 | /* For classes with private fields, the number of fields is given by | |
290 | nfields and private_field_bits is a bit vector containing one bit | |
291 | per field. | |
292 | If the field is private, the corresponding bit will be set. */ | |
1ab3bf1b JG |
293 | |
294 | B_TYPE *private_field_bits; | |
295 | ||
8050a57b FF |
296 | /* For classes with protected fields, the number of fields is given by |
297 | nfields and protected_field_bits is a bit vector containing one bit | |
298 | per field. | |
299 | If the field is private, the corresponding bit will be set. */ | |
300 | ||
1ab3bf1b JG |
301 | B_TYPE *protected_field_bits; |
302 | ||
1ab3bf1b JG |
303 | /* For classes, structures, and unions, a description of each field, |
304 | which consists of an overloaded name, followed by the types of | |
305 | arguments that the method expects, and then the name after it | |
c0f1085b FF |
306 | has been renamed to make it distinct. |
307 | ||
308 | fn_fieldlists points to an array of nfn_fields of these. */ | |
1ab3bf1b JG |
309 | |
310 | struct fn_fieldlist | |
311 | { | |
312 | ||
313 | /* The overloaded name. */ | |
314 | ||
315 | char *name; | |
316 | ||
317 | /* The number of methods with this name. */ | |
318 | ||
319 | int length; | |
320 | ||
321 | /* The list of methods. */ | |
322 | ||
323 | struct fn_field | |
324 | { | |
325 | ||
c0f1085b FF |
326 | /* The name after it has been processed */ |
327 | ||
328 | char *physname; | |
329 | ||
1ab3bf1b JG |
330 | /* The return value of the method */ |
331 | ||
332 | struct type *type; | |
333 | ||
334 | /* The argument list */ | |
335 | ||
336 | struct type **args; | |
337 | ||
c0f1085b FF |
338 | /* For virtual functions. |
339 | First baseclass that defines this virtual function. */ | |
1ab3bf1b JG |
340 | |
341 | struct type *fcontext; | |
342 | ||
c0f1085b FF |
343 | /* Attributes. */ |
344 | ||
1ab3bf1b JG |
345 | unsigned int is_const : 1; |
346 | unsigned int is_volatile : 1; | |
347 | unsigned int is_private : 1; | |
348 | unsigned int is_protected : 1; | |
349 | unsigned int is_stub : 1; | |
350 | unsigned int dummy : 3; | |
351 | ||
352 | /* Index into that baseclass's virtual function table, | |
353 | minus 2; else if static: VOFFSET_STATIC; else: 0. */ | |
354 | ||
c0f1085b | 355 | unsigned int voffset : 24; |
1ab3bf1b JG |
356 | |
357 | # define VOFFSET_STATIC 1 | |
358 | ||
359 | } *fn_fields; | |
360 | ||
361 | } *fn_fieldlists; | |
362 | ||
1ab3bf1b JG |
363 | }; |
364 | ||
365 | /* The default value of TYPE_CPLUS_SPECIFIC(T) points to the | |
366 | this shared static structure. */ | |
367 | ||
01d1590b | 368 | extern struct cplus_struct_type cplus_struct_default; |
1ab3bf1b JG |
369 | |
370 | extern void | |
371 | allocate_cplus_struct_type PARAMS ((struct type *)); | |
372 | ||
373 | #define INIT_CPLUS_SPECIFIC(type) \ | |
374 | (TYPE_CPLUS_SPECIFIC(type)=(struct cplus_struct_type*)&cplus_struct_default) | |
375 | #define ALLOCATE_CPLUS_STRUCT_TYPE(type) allocate_cplus_struct_type (type) | |
376 | #define HAVE_CPLUS_STRUCT(type) \ | |
377 | (TYPE_CPLUS_SPECIFIC(type) != &cplus_struct_default) | |
378 | ||
379 | #define TYPE_NAME(thistype) (thistype)->name | |
380 | #define TYPE_TARGET_TYPE(thistype) (thistype)->target_type | |
381 | #define TYPE_POINTER_TYPE(thistype) (thistype)->pointer_type | |
382 | #define TYPE_REFERENCE_TYPE(thistype) (thistype)->reference_type | |
383 | #define TYPE_FUNCTION_TYPE(thistype) (thistype)->function_type | |
384 | #define TYPE_LENGTH(thistype) (thistype)->length | |
385 | #define TYPE_OBJFILE(thistype) (thistype)->objfile | |
386 | #define TYPE_FLAGS(thistype) (thistype)->flags | |
387 | #define TYPE_UNSIGNED(thistype) ((thistype)->flags & TYPE_FLAG_UNSIGNED) | |
388 | #define TYPE_CODE(thistype) (thistype)->code | |
389 | #define TYPE_NFIELDS(thistype) (thistype)->nfields | |
390 | #define TYPE_FIELDS(thistype) (thistype)->fields | |
391 | ||
392 | /* C++ */ | |
393 | ||
394 | #define TYPE_VPTR_BASETYPE(thistype) (thistype)->vptr_basetype | |
395 | #define TYPE_DOMAIN_TYPE(thistype) (thistype)->vptr_basetype | |
396 | #define TYPE_VPTR_FIELDNO(thistype) (thistype)->vptr_fieldno | |
397 | #define TYPE_FN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fields | |
398 | #define TYPE_NFN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields | |
399 | #define TYPE_NFN_FIELDS_TOTAL(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields_total | |
400 | #define TYPE_TYPE_SPECIFIC(thistype) (thistype)->type_specific | |
401 | #define TYPE_ARG_TYPES(thistype) (thistype)->type_specific.arg_types | |
402 | #define TYPE_CPLUS_SPECIFIC(thistype) (thistype)->type_specific.cplus_stuff | |
403 | #define TYPE_BASECLASS(thistype,index) (thistype)->fields[index].type | |
404 | #define TYPE_N_BASECLASSES(thistype) TYPE_CPLUS_SPECIFIC(thistype)->n_baseclasses | |
405 | #define TYPE_BASECLASS_NAME(thistype,index) (thistype)->fields[index].name | |
406 | #define TYPE_BASECLASS_BITPOS(thistype,index) (thistype)->fields[index].bitpos | |
407 | #define BASETYPE_VIA_PUBLIC(thistype, index) (!TYPE_FIELD_PRIVATE(thistype, index)) | |
408 | #define BASETYPE_VIA_VIRTUAL(thistype, index) \ | |
409 | B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (index)) | |
410 | ||
411 | #define TYPE_FIELD(thistype, n) (thistype)->fields[n] | |
412 | #define TYPE_FIELD_TYPE(thistype, n) (thistype)->fields[n].type | |
413 | #define TYPE_FIELD_NAME(thistype, n) (thistype)->fields[n].name | |
414 | #define TYPE_FIELD_VALUE(thistype, n) (* (int*) &(thistype)->fields[n].type) | |
415 | #define TYPE_FIELD_BITPOS(thistype, n) (thistype)->fields[n].bitpos | |
416 | #define TYPE_FIELD_BITSIZE(thistype, n) (thistype)->fields[n].bitsize | |
417 | #define TYPE_FIELD_PACKED(thistype, n) (thistype)->fields[n].bitsize | |
418 | ||
419 | #define TYPE_FIELD_PRIVATE_BITS(thistype) \ | |
420 | TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits | |
421 | #define TYPE_FIELD_PROTECTED_BITS(thistype) \ | |
422 | TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits | |
423 | #define TYPE_FIELD_VIRTUAL_BITS(thistype) \ | |
424 | TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits | |
425 | #define SET_TYPE_FIELD_PRIVATE(thistype, n) \ | |
426 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n)) | |
427 | #define SET_TYPE_FIELD_PROTECTED(thistype, n) \ | |
428 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n)) | |
429 | #define SET_TYPE_FIELD_VIRTUAL(thistype, n) \ | |
430 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)) | |
431 | #define TYPE_FIELD_PRIVATE(thistype, n) \ | |
432 | (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits == NULL ? 0 \ | |
433 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n))) | |
434 | #define TYPE_FIELD_PROTECTED(thistype, n) \ | |
435 | (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits == NULL ? 0 \ | |
436 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n))) | |
437 | #define TYPE_FIELD_VIRTUAL(thistype, n) \ | |
438 | B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)) | |
439 | ||
440 | #define TYPE_FIELD_STATIC(thistype, n) ((thistype)->fields[n].bitpos == -1) | |
441 | #define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) ((char *)(thistype)->fields[n].bitsize) | |
442 | ||
443 | #define TYPE_FN_FIELDLISTS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists | |
444 | #define TYPE_FN_FIELDLIST(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n] | |
445 | #define TYPE_FN_FIELDLIST1(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].fn_fields | |
446 | #define TYPE_FN_FIELDLIST_NAME(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].name | |
447 | #define TYPE_FN_FIELDLIST_LENGTH(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].length | |
448 | ||
449 | #define TYPE_FN_FIELD(thisfn, n) (thisfn)[n] | |
c0f1085b | 450 | #define TYPE_FN_FIELD_PHYSNAME(thisfn, n) (thisfn)[n].physname |
1ab3bf1b JG |
451 | #define TYPE_FN_FIELD_TYPE(thisfn, n) (thisfn)[n].type |
452 | #define TYPE_FN_FIELD_ARGS(thisfn, n) TYPE_ARG_TYPES ((thisfn)[n].type) | |
c0f1085b FF |
453 | #define TYPE_FN_FIELD_CONST(thisfn, n) ((thisfn)[n].is_const) |
454 | #define TYPE_FN_FIELD_VOLATILE(thisfn, n) ((thisfn)[n].is_volatile) | |
1ab3bf1b JG |
455 | #define TYPE_FN_FIELD_PRIVATE(thisfn, n) ((thisfn)[n].is_private) |
456 | #define TYPE_FN_FIELD_PROTECTED(thisfn, n) ((thisfn)[n].is_protected) | |
c0f1085b FF |
457 | #define TYPE_FN_FIELD_STUB(thisfn, n) ((thisfn)[n].is_stub) |
458 | #define TYPE_FN_FIELD_FCONTEXT(thisfn, n) ((thisfn)[n].fcontext) | |
459 | #define TYPE_FN_FIELD_VOFFSET(thisfn, n) ((thisfn)[n].voffset-2) | |
460 | #define TYPE_FN_FIELD_VIRTUAL_P(thisfn, n) ((thisfn)[n].voffset > 1) | |
461 | #define TYPE_FN_FIELD_STATIC_P(thisfn, n) ((thisfn)[n].voffset == VOFFSET_STATIC) | |
1ab3bf1b JG |
462 | |
463 | extern struct type *builtin_type_void; | |
464 | extern struct type *builtin_type_char; | |
465 | extern struct type *builtin_type_short; | |
466 | extern struct type *builtin_type_int; | |
467 | extern struct type *builtin_type_long; | |
04f27ddc | 468 | extern struct type *builtin_type_signed_char; |
1ab3bf1b JG |
469 | extern struct type *builtin_type_unsigned_char; |
470 | extern struct type *builtin_type_unsigned_short; | |
471 | extern struct type *builtin_type_unsigned_int; | |
472 | extern struct type *builtin_type_unsigned_long; | |
473 | extern struct type *builtin_type_float; | |
474 | extern struct type *builtin_type_double; | |
475 | extern struct type *builtin_type_long_double; | |
476 | extern struct type *builtin_type_complex; | |
477 | extern struct type *builtin_type_double_complex; | |
478 | ||
479 | /* This type represents a type that was unrecognized in symbol | |
480 | read-in. */ | |
481 | ||
482 | extern struct type *builtin_type_error; | |
483 | ||
484 | extern struct type *builtin_type_long_long; | |
485 | extern struct type *builtin_type_unsigned_long_long; | |
486 | ||
487 | /* Modula-2 types */ | |
488 | ||
489 | extern struct type *builtin_type_m2_char; | |
490 | extern struct type *builtin_type_m2_int; | |
491 | extern struct type *builtin_type_m2_card; | |
492 | extern struct type *builtin_type_m2_real; | |
493 | extern struct type *builtin_type_m2_bool; | |
494 | ||
01d1590b | 495 | /* start-sanitize-chill */ |
e58de8a2 FF |
496 | /* Chill types */ |
497 | ||
498 | extern struct type *builtin_type_chill_bool; | |
2e66cf7d | 499 | extern struct type *builtin_type_chill_char; |
e58de8a2 FF |
500 | extern struct type *builtin_type_chill_long; |
501 | extern struct type *builtin_type_chill_ulong; | |
502 | extern struct type *builtin_type_chill_real; | |
01d1590b | 503 | /* end-sanitize-chill */ |
e58de8a2 | 504 | |
1ab3bf1b JG |
505 | /* LONG_LONG is defined if the host has "long long". */ |
506 | ||
507 | #ifdef LONG_LONG | |
508 | ||
509 | #define BUILTIN_TYPE_LONGEST builtin_type_long_long | |
510 | #define BUILTIN_TYPE_UNSIGNED_LONGEST builtin_type_unsigned_long_long | |
511 | ||
512 | #else /* not LONG_LONG. */ | |
513 | ||
514 | #define BUILTIN_TYPE_LONGEST builtin_type_long | |
515 | #define BUILTIN_TYPE_UNSIGNED_LONGEST builtin_type_unsigned_long | |
516 | ||
517 | #endif /* not LONG_LONG. */ | |
518 | ||
519 | /* Maximum and minimum values of built-in types */ | |
520 | ||
521 | #define MAX_OF_TYPE(t) \ | |
522 | TYPE_UNSIGNED(t) ? UMAX_OF_SIZE(TYPE_LENGTH(t)) \ | |
523 | : MAX_OF_SIZE(TYPE_LENGTH(t)) | |
524 | ||
525 | #define MIN_OF_TYPE(t) \ | |
526 | TYPE_UNSIGNED(t) ? UMIN_OF_SIZE(TYPE_LENGTH(t)) \ | |
527 | : MIN_OF_SIZE(TYPE_LENGTH(t)) | |
528 | ||
dac9734e FF |
529 | /* Allocate space for storing data associated with a particular type. |
530 | We ensure that the space is allocated using the same mechanism that | |
531 | was used to allocate the space for the type structure itself. I.E. | |
532 | if the type is on an objfile's type_obstack, then the space for data | |
533 | associated with that type will also be allocated on the type_obstack. | |
534 | If the type is not associated with any particular objfile (such as | |
535 | builtin types), then the data space will be allocated with xmalloc, | |
536 | the same as for the type structure. */ | |
537 | ||
538 | #define TYPE_ALLOC(t,size) \ | |
92a87f6a | 539 | (TYPE_OBJFILE (t) != NULL \ |
dac9734e | 540 | ? obstack_alloc (&TYPE_OBJFILE (t) -> type_obstack, size) \ |
92a87f6a | 541 | : xmalloc (size)) |
dac9734e | 542 | |
1ab3bf1b JG |
543 | extern struct type * |
544 | alloc_type PARAMS ((struct objfile *)); | |
545 | ||
546 | extern struct type * | |
547 | init_type PARAMS ((enum type_code, int, int, char *, struct objfile *)); | |
548 | ||
549 | extern struct type * | |
550 | lookup_reference_type PARAMS ((struct type *)); | |
551 | ||
ea1549b3 JG |
552 | extern struct type * |
553 | make_reference_type PARAMS ((struct type *, struct type **)); | |
554 | ||
1ab3bf1b JG |
555 | extern struct type * |
556 | lookup_member_type PARAMS ((struct type *, struct type *)); | |
557 | ||
558 | extern void | |
559 | smash_to_method_type PARAMS ((struct type *, struct type *, struct type *, | |
560 | struct type **)); | |
561 | ||
562 | extern void | |
563 | smash_to_member_type PARAMS ((struct type *, struct type *, struct type *)); | |
564 | ||
565 | extern struct type * | |
566 | allocate_stub_method PARAMS ((struct type *)); | |
567 | ||
568 | extern char * | |
569 | type_name_no_tag PARAMS ((const struct type *)); | |
570 | ||
571 | extern struct type * | |
572 | lookup_struct_elt_type PARAMS ((struct type *, char *, int)); | |
573 | ||
ea1549b3 JG |
574 | extern struct type * |
575 | make_pointer_type PARAMS ((struct type *, struct type **)); | |
576 | ||
1ab3bf1b JG |
577 | extern struct type * |
578 | lookup_pointer_type PARAMS ((struct type *)); | |
579 | ||
ea1549b3 JG |
580 | extern struct type * |
581 | make_function_type PARAMS ((struct type *, struct type **)); | |
582 | ||
1ab3bf1b JG |
583 | extern struct type * |
584 | lookup_function_type PARAMS ((struct type *)); | |
585 | ||
586 | extern struct type * | |
a8a69e63 FF |
587 | create_range_type PARAMS ((struct type *, struct type *, int, int)); |
588 | ||
589 | extern struct type * | |
590 | create_array_type PARAMS ((struct type *, struct type *, struct type *)); | |
1ab3bf1b JG |
591 | |
592 | extern struct type * | |
593 | lookup_unsigned_typename PARAMS ((char *)); | |
594 | ||
a252e715 PB |
595 | extern struct type * |
596 | lookup_signed_typename PARAMS ((char *)); | |
597 | ||
1ab3bf1b JG |
598 | extern void |
599 | check_stub_type PARAMS ((struct type *)); | |
600 | ||
601 | extern void | |
602 | check_stub_method PARAMS ((struct type *, int, int)); | |
603 | ||
604 | extern struct type * | |
605 | lookup_primitive_typename PARAMS ((char *)); | |
606 | ||
607 | extern char * | |
608 | gdb_mangle_name PARAMS ((struct type *, int, int)); | |
609 | ||
610 | extern struct type * | |
611 | builtin_type PARAMS ((char **)); | |
612 | ||
613 | extern struct type * | |
614 | error_type PARAMS ((char **)); | |
615 | ||
616 | extern struct type * | |
617 | lookup_typename PARAMS ((char *, struct block *, int)); | |
618 | ||
619 | extern struct type * | |
620 | lookup_template_type PARAMS ((char *, struct type *, struct block *)); | |
621 | ||
622 | extern struct type * | |
623 | lookup_fundamental_type PARAMS ((struct objfile *, int)); | |
624 | ||
be772100 JG |
625 | extern void |
626 | fill_in_vptr_fieldno PARAMS ((struct type *)); | |
627 | ||
0239d9b3 FF |
628 | #if MAINTENANCE_CMDS |
629 | extern void recursive_dump_type PARAMS ((struct type *, int)); | |
630 | #endif | |
631 | ||
1ab3bf1b JG |
632 | /* printcmd.c */ |
633 | ||
634 | extern void | |
635 | print_scalar_formatted PARAMS ((char *, struct type *, int, int, FILE *)); | |
636 | ||
0239d9b3 FF |
637 | #if MAINTENANCE_CMDS |
638 | extern void maintenance_print_type PARAMS ((char *, int)); | |
639 | #endif | |
640 | ||
1ab3bf1b | 641 | #endif /* GDBTYPES_H */ |