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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 | 58 | |
2e4964ad FF |
59 | /* Some macros for char-based bitfields. */ |
60 | ||
61 | #define B_SET(a,x) ((a)[(x)>>3] |= (1 << ((x)&7))) | |
62 | #define B_CLR(a,x) ((a)[(x)>>3] &= ~(1 << ((x)&7))) | |
63 | #define B_TST(a,x) ((a)[(x)>>3] & (1 << ((x)&7))) | |
64 | #define B_TYPE unsigned char | |
65 | #define B_BYTES(x) ( 1 + ((x)>>3) ) | |
66 | #define B_CLRALL(a,x) memset ((a), 0, B_BYTES(x)) | |
67 | ||
1ab3bf1b JG |
68 | /* Different kinds of data types are distinguished by the `code' field. */ |
69 | ||
70 | enum type_code | |
71 | { | |
72 | TYPE_CODE_UNDEF, /* Not used; catches errors */ | |
73 | TYPE_CODE_PTR, /* Pointer type */ | |
85f0a848 | 74 | TYPE_CODE_ARRAY, /* Array type with lower & upper bounds. */ |
1ab3bf1b JG |
75 | TYPE_CODE_STRUCT, /* C struct or Pascal record */ |
76 | TYPE_CODE_UNION, /* C union or Pascal variant part */ | |
77 | TYPE_CODE_ENUM, /* Enumeration type */ | |
78 | TYPE_CODE_FUNC, /* Function type */ | |
79 | TYPE_CODE_INT, /* Integer type */ | |
80 | TYPE_CODE_FLT, /* Floating type */ | |
81 | TYPE_CODE_VOID, /* Void type (values zero length) */ | |
82 | TYPE_CODE_SET, /* Pascal sets */ | |
83 | TYPE_CODE_RANGE, /* Range (integers within spec'd bounds) */ | |
c4413e2c | 84 | TYPE_CODE_STRING, /* String types, distinct from array of char */ |
fcbadaee | 85 | TYPE_CODE_BITSTRING, /* String of bits, distinct from bool array */ |
1ab3bf1b JG |
86 | TYPE_CODE_ERROR, /* Unknown type */ |
87 | ||
88 | /* C++ */ | |
89 | TYPE_CODE_MEMBER, /* Member type */ | |
90 | TYPE_CODE_METHOD, /* Method type */ | |
91 | TYPE_CODE_REF, /* C++ Reference types */ | |
92 | ||
93 | /* Modula-2 */ | |
94 | TYPE_CODE_CHAR, /* *real* character type */ | |
bf229b4e | 95 | TYPE_CODE_BOOL /* BOOLEAN type */ |
1ab3bf1b JG |
96 | }; |
97 | ||
95ff889e FF |
98 | /* For now allow source to use TYPE_CODE_CLASS for C++ classes, as an |
99 | alias for TYPE_CODE_STRUCT. Eventually these should probably be | |
100 | officially distinct types within gdb. */ | |
101 | ||
102 | #define TYPE_CODE_CLASS TYPE_CODE_STRUCT | |
103 | ||
1ab3bf1b JG |
104 | /* Some bits for the type's flags word. */ |
105 | ||
106 | /* Explicitly unsigned integer type */ | |
107 | ||
108 | #define TYPE_FLAG_UNSIGNED (1 << 0) | |
109 | ||
4a11eef2 | 110 | /* Explicitly signed integer type */ |
1ab3bf1b JG |
111 | |
112 | #define TYPE_FLAG_SIGNED (1 << 1) | |
113 | ||
114 | /* This appears in a type's flags word if it is a stub type (eg. if | |
115 | someone referenced a type that wasn't defined in a source file | |
116 | via (struct sir_not_appearing_in_this_film *)). */ | |
117 | ||
118 | #define TYPE_FLAG_STUB (1 << 2) | |
119 | ||
4a11eef2 | 120 | |
1ab3bf1b JG |
121 | struct type |
122 | { | |
123 | ||
124 | /* Code for kind of type */ | |
125 | ||
126 | enum type_code code; | |
127 | ||
128 | /* Name of this type, or NULL if none. | |
129 | This is used for printing only, except by poorly designed C++ code. | |
130 | Type names specified as input are defined by symbols. */ | |
131 | ||
132 | char *name; | |
133 | ||
134 | /* Length in bytes of storage for a value of this type */ | |
135 | ||
136 | unsigned length; | |
137 | ||
138 | /* Every type is now associated with a particular objfile, and the | |
139 | type is allocated on the type_obstack for that objfile. One problem | |
140 | however, is that there are times when gdb allocates new types while | |
141 | it is not in the process of reading symbols from a particular objfile. | |
142 | Fortunately, these happen when the type being created is a derived | |
143 | type of an existing type, such as in lookup_pointer_type(). So | |
144 | we can just allocate the new type using the same objfile as the | |
145 | existing type, but to do this we need a backpointer to the objfile | |
146 | from the existing type. Yes this is somewhat ugly, but without | |
147 | major overhaul of the internal type system, it can't be avoided | |
148 | for now. */ | |
149 | ||
150 | struct objfile *objfile; | |
151 | ||
152 | /* For a pointer type, describes the type of object pointed to. | |
153 | For an array type, describes the type of the elements. | |
5c8d3927 | 154 | For a function or method type, describes the type of the return value. |
1ab3bf1b JG |
155 | For a range type, describes the type of the full range. |
156 | Unused otherwise. */ | |
157 | ||
158 | struct type *target_type; | |
159 | ||
160 | /* Type that is a pointer to this type. | |
161 | NULL if no such pointer-to type is known yet. | |
162 | The debugger may add the address of such a type | |
163 | if it has to construct one later. */ | |
164 | ||
165 | struct type *pointer_type; | |
166 | ||
167 | /* C++: also need a reference type. */ | |
168 | ||
169 | struct type *reference_type; | |
170 | ||
171 | /* Type that is a function returning this type. | |
172 | NULL if no such function type is known here. | |
173 | The debugger may add the address of such a type | |
174 | if it has to construct one later. */ | |
175 | ||
176 | struct type *function_type; | |
177 | ||
178 | /* Flags about this type. */ | |
179 | ||
180 | short flags; | |
181 | ||
182 | /* Number of fields described for this type */ | |
183 | ||
184 | short nfields; | |
185 | ||
186 | /* For structure and union types, a description of each field. | |
187 | For set and pascal array types, there is one "field", | |
188 | whose type is the domain type of the set or array. | |
189 | For range types, there are two "fields", | |
190 | the minimum and maximum values (both inclusive). | |
191 | For enum types, each possible value is described by one "field". | |
cd46ffad FF |
192 | For C++ classes, there is one field for each base class (if it is |
193 | a derived class) plus one field for each class data member. Member | |
194 | functions are recorded elsewhere. | |
1ab3bf1b JG |
195 | |
196 | Using a pointer to a separate array of fields | |
197 | allows all types to have the same size, which is useful | |
198 | because we can allocate the space for a type before | |
199 | we know what to put in it. */ | |
200 | ||
201 | struct field | |
202 | { | |
203 | ||
204 | /* Position of this field, counting in bits from start of | |
205 | containing structure. For a function type, this is the | |
206 | position in the argument list of this argument. | |
4db8e515 | 207 | For a range bound or enum value, this is the value itself. |
a8a69e63 | 208 | (FIXME: What about ranges larger than host int size?) |
4db8e515 FF |
209 | For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB. |
210 | For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB. */ | |
1ab3bf1b JG |
211 | |
212 | int bitpos; | |
213 | ||
214 | /* Size of this field, in bits, or zero if not packed. | |
215 | For an unpacked field, the field's type's length | |
216 | says how many bytes the field occupies. */ | |
217 | ||
218 | int bitsize; | |
219 | ||
220 | /* In a struct or enum type, type of this field. | |
221 | In a function type, type of this argument. | |
222 | In an array type, the domain-type of the array. */ | |
223 | ||
224 | struct type *type; | |
225 | ||
226 | /* Name of field, value or argument. | |
227 | NULL for range bounds and array domains. */ | |
228 | ||
229 | char *name; | |
230 | ||
231 | } *fields; | |
232 | ||
233 | /* For types with virtual functions, VPTR_BASETYPE is the base class which | |
234 | defined the virtual function table pointer. VPTR_FIELDNO is | |
235 | the field number of that pointer in the structure. | |
236 | ||
237 | For types that are pointer to member types, VPTR_BASETYPE | |
238 | is the type that this pointer is a member of. | |
239 | ||
240 | Unused otherwise. */ | |
241 | ||
242 | struct type *vptr_basetype; | |
243 | ||
244 | int vptr_fieldno; | |
245 | ||
246 | /* Slot to point to additional language-specific fields of this type. */ | |
247 | ||
248 | union type_specific | |
249 | { | |
250 | ||
251 | /* ARG_TYPES is for TYPE_CODE_METHOD and TYPE_CODE_FUNC. */ | |
252 | ||
253 | struct type **arg_types; | |
254 | ||
8050a57b FF |
255 | /* CPLUS_STUFF is for TYPE_CODE_STRUCT. It is initialized to point to |
256 | cplus_struct_default, a default static instance of a struct | |
257 | cplus_struct_type. */ | |
1ab3bf1b JG |
258 | |
259 | struct cplus_struct_type *cplus_stuff; | |
260 | ||
261 | } type_specific; | |
262 | }; | |
263 | ||
264 | #define NULL_TYPE ((struct type *) 0) | |
265 | ||
266 | /* C++ language-specific information for TYPE_CODE_STRUCT and TYPE_CODE_UNION | |
267 | nodes. */ | |
268 | ||
269 | struct cplus_struct_type | |
270 | { | |
c0f1085b FF |
271 | /* Number of base classes this type derives from. */ |
272 | ||
273 | short n_baseclasses; | |
274 | ||
275 | /* Number of methods with unique names. All overloaded methods with | |
276 | the same name count only once. */ | |
277 | ||
278 | short nfn_fields; | |
279 | ||
280 | /* Number of methods described for this type plus all the | |
281 | methods that it derives from. */ | |
282 | ||
283 | int nfn_fields_total; | |
284 | ||
cd46ffad FF |
285 | /* For derived classes, the number of base classes is given by n_baseclasses |
286 | and virtual_field_bits is a bit vector containing one bit per base class. | |
287 | If the base class is virtual, the corresponding bit will be set. | |
288 | I.E, given: | |
289 | ||
290 | class A{}; | |
291 | class B{}; | |
292 | class C : public B, public virtual A {}; | |
293 | ||
294 | B is a baseclass of C; A is a virtual baseclass for C. | |
295 | This is a C++ 2.0 language feature. */ | |
1ab3bf1b | 296 | |
8050a57b FF |
297 | B_TYPE *virtual_field_bits; |
298 | ||
299 | /* For classes with private fields, the number of fields is given by | |
300 | nfields and private_field_bits is a bit vector containing one bit | |
301 | per field. | |
302 | If the field is private, the corresponding bit will be set. */ | |
1ab3bf1b JG |
303 | |
304 | B_TYPE *private_field_bits; | |
305 | ||
8050a57b FF |
306 | /* For classes with protected fields, the number of fields is given by |
307 | nfields and protected_field_bits is a bit vector containing one bit | |
308 | per field. | |
309 | If the field is private, the corresponding bit will be set. */ | |
310 | ||
1ab3bf1b JG |
311 | B_TYPE *protected_field_bits; |
312 | ||
1ab3bf1b JG |
313 | /* For classes, structures, and unions, a description of each field, |
314 | which consists of an overloaded name, followed by the types of | |
315 | arguments that the method expects, and then the name after it | |
c0f1085b FF |
316 | has been renamed to make it distinct. |
317 | ||
318 | fn_fieldlists points to an array of nfn_fields of these. */ | |
1ab3bf1b JG |
319 | |
320 | struct fn_fieldlist | |
321 | { | |
322 | ||
323 | /* The overloaded name. */ | |
324 | ||
325 | char *name; | |
326 | ||
327 | /* The number of methods with this name. */ | |
328 | ||
329 | int length; | |
330 | ||
331 | /* The list of methods. */ | |
332 | ||
333 | struct fn_field | |
334 | { | |
335 | ||
c0f1085b FF |
336 | /* The name after it has been processed */ |
337 | ||
338 | char *physname; | |
339 | ||
1ab3bf1b JG |
340 | /* The return value of the method */ |
341 | ||
342 | struct type *type; | |
343 | ||
344 | /* The argument list */ | |
345 | ||
346 | struct type **args; | |
347 | ||
c0f1085b FF |
348 | /* For virtual functions. |
349 | First baseclass that defines this virtual function. */ | |
1ab3bf1b JG |
350 | |
351 | struct type *fcontext; | |
352 | ||
c0f1085b FF |
353 | /* Attributes. */ |
354 | ||
1ab3bf1b JG |
355 | unsigned int is_const : 1; |
356 | unsigned int is_volatile : 1; | |
357 | unsigned int is_private : 1; | |
358 | unsigned int is_protected : 1; | |
359 | unsigned int is_stub : 1; | |
360 | unsigned int dummy : 3; | |
361 | ||
362 | /* Index into that baseclass's virtual function table, | |
363 | minus 2; else if static: VOFFSET_STATIC; else: 0. */ | |
364 | ||
c0f1085b | 365 | unsigned int voffset : 24; |
1ab3bf1b JG |
366 | |
367 | # define VOFFSET_STATIC 1 | |
368 | ||
369 | } *fn_fields; | |
370 | ||
371 | } *fn_fieldlists; | |
372 | ||
1ab3bf1b JG |
373 | }; |
374 | ||
375 | /* The default value of TYPE_CPLUS_SPECIFIC(T) points to the | |
376 | this shared static structure. */ | |
377 | ||
0213d96f | 378 | extern const struct cplus_struct_type cplus_struct_default; |
1ab3bf1b JG |
379 | |
380 | extern void | |
381 | allocate_cplus_struct_type PARAMS ((struct type *)); | |
382 | ||
383 | #define INIT_CPLUS_SPECIFIC(type) \ | |
384 | (TYPE_CPLUS_SPECIFIC(type)=(struct cplus_struct_type*)&cplus_struct_default) | |
385 | #define ALLOCATE_CPLUS_STRUCT_TYPE(type) allocate_cplus_struct_type (type) | |
386 | #define HAVE_CPLUS_STRUCT(type) \ | |
387 | (TYPE_CPLUS_SPECIFIC(type) != &cplus_struct_default) | |
388 | ||
389 | #define TYPE_NAME(thistype) (thistype)->name | |
390 | #define TYPE_TARGET_TYPE(thistype) (thistype)->target_type | |
391 | #define TYPE_POINTER_TYPE(thistype) (thistype)->pointer_type | |
392 | #define TYPE_REFERENCE_TYPE(thistype) (thistype)->reference_type | |
393 | #define TYPE_FUNCTION_TYPE(thistype) (thistype)->function_type | |
394 | #define TYPE_LENGTH(thistype) (thistype)->length | |
395 | #define TYPE_OBJFILE(thistype) (thistype)->objfile | |
396 | #define TYPE_FLAGS(thistype) (thistype)->flags | |
397 | #define TYPE_UNSIGNED(thistype) ((thistype)->flags & TYPE_FLAG_UNSIGNED) | |
398 | #define TYPE_CODE(thistype) (thistype)->code | |
399 | #define TYPE_NFIELDS(thistype) (thistype)->nfields | |
400 | #define TYPE_FIELDS(thistype) (thistype)->fields | |
401 | ||
402 | /* C++ */ | |
403 | ||
404 | #define TYPE_VPTR_BASETYPE(thistype) (thistype)->vptr_basetype | |
405 | #define TYPE_DOMAIN_TYPE(thistype) (thistype)->vptr_basetype | |
406 | #define TYPE_VPTR_FIELDNO(thistype) (thistype)->vptr_fieldno | |
407 | #define TYPE_FN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fields | |
408 | #define TYPE_NFN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields | |
409 | #define TYPE_NFN_FIELDS_TOTAL(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields_total | |
410 | #define TYPE_TYPE_SPECIFIC(thistype) (thistype)->type_specific | |
411 | #define TYPE_ARG_TYPES(thistype) (thistype)->type_specific.arg_types | |
412 | #define TYPE_CPLUS_SPECIFIC(thistype) (thistype)->type_specific.cplus_stuff | |
413 | #define TYPE_BASECLASS(thistype,index) (thistype)->fields[index].type | |
414 | #define TYPE_N_BASECLASSES(thistype) TYPE_CPLUS_SPECIFIC(thistype)->n_baseclasses | |
415 | #define TYPE_BASECLASS_NAME(thistype,index) (thistype)->fields[index].name | |
416 | #define TYPE_BASECLASS_BITPOS(thistype,index) (thistype)->fields[index].bitpos | |
417 | #define BASETYPE_VIA_PUBLIC(thistype, index) (!TYPE_FIELD_PRIVATE(thistype, index)) | |
418 | #define BASETYPE_VIA_VIRTUAL(thistype, index) \ | |
419 | B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (index)) | |
420 | ||
421 | #define TYPE_FIELD(thistype, n) (thistype)->fields[n] | |
422 | #define TYPE_FIELD_TYPE(thistype, n) (thistype)->fields[n].type | |
423 | #define TYPE_FIELD_NAME(thistype, n) (thistype)->fields[n].name | |
424 | #define TYPE_FIELD_VALUE(thistype, n) (* (int*) &(thistype)->fields[n].type) | |
425 | #define TYPE_FIELD_BITPOS(thistype, n) (thistype)->fields[n].bitpos | |
426 | #define TYPE_FIELD_BITSIZE(thistype, n) (thistype)->fields[n].bitsize | |
427 | #define TYPE_FIELD_PACKED(thistype, n) (thistype)->fields[n].bitsize | |
428 | ||
429 | #define TYPE_FIELD_PRIVATE_BITS(thistype) \ | |
430 | TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits | |
431 | #define TYPE_FIELD_PROTECTED_BITS(thistype) \ | |
432 | TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits | |
433 | #define TYPE_FIELD_VIRTUAL_BITS(thistype) \ | |
434 | TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits | |
435 | #define SET_TYPE_FIELD_PRIVATE(thistype, n) \ | |
436 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n)) | |
437 | #define SET_TYPE_FIELD_PROTECTED(thistype, n) \ | |
438 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n)) | |
439 | #define SET_TYPE_FIELD_VIRTUAL(thistype, n) \ | |
440 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)) | |
441 | #define TYPE_FIELD_PRIVATE(thistype, n) \ | |
442 | (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits == NULL ? 0 \ | |
443 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n))) | |
444 | #define TYPE_FIELD_PROTECTED(thistype, n) \ | |
445 | (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits == NULL ? 0 \ | |
446 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n))) | |
447 | #define TYPE_FIELD_VIRTUAL(thistype, n) \ | |
448 | B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)) | |
449 | ||
450 | #define TYPE_FIELD_STATIC(thistype, n) ((thistype)->fields[n].bitpos == -1) | |
451 | #define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) ((char *)(thistype)->fields[n].bitsize) | |
452 | ||
453 | #define TYPE_FN_FIELDLISTS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists | |
454 | #define TYPE_FN_FIELDLIST(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n] | |
455 | #define TYPE_FN_FIELDLIST1(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].fn_fields | |
456 | #define TYPE_FN_FIELDLIST_NAME(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].name | |
457 | #define TYPE_FN_FIELDLIST_LENGTH(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].length | |
458 | ||
459 | #define TYPE_FN_FIELD(thisfn, n) (thisfn)[n] | |
c0f1085b | 460 | #define TYPE_FN_FIELD_PHYSNAME(thisfn, n) (thisfn)[n].physname |
1ab3bf1b JG |
461 | #define TYPE_FN_FIELD_TYPE(thisfn, n) (thisfn)[n].type |
462 | #define TYPE_FN_FIELD_ARGS(thisfn, n) TYPE_ARG_TYPES ((thisfn)[n].type) | |
c0f1085b FF |
463 | #define TYPE_FN_FIELD_CONST(thisfn, n) ((thisfn)[n].is_const) |
464 | #define TYPE_FN_FIELD_VOLATILE(thisfn, n) ((thisfn)[n].is_volatile) | |
1ab3bf1b JG |
465 | #define TYPE_FN_FIELD_PRIVATE(thisfn, n) ((thisfn)[n].is_private) |
466 | #define TYPE_FN_FIELD_PROTECTED(thisfn, n) ((thisfn)[n].is_protected) | |
c0f1085b FF |
467 | #define TYPE_FN_FIELD_STUB(thisfn, n) ((thisfn)[n].is_stub) |
468 | #define TYPE_FN_FIELD_FCONTEXT(thisfn, n) ((thisfn)[n].fcontext) | |
469 | #define TYPE_FN_FIELD_VOFFSET(thisfn, n) ((thisfn)[n].voffset-2) | |
470 | #define TYPE_FN_FIELD_VIRTUAL_P(thisfn, n) ((thisfn)[n].voffset > 1) | |
471 | #define TYPE_FN_FIELD_STATIC_P(thisfn, n) ((thisfn)[n].voffset == VOFFSET_STATIC) | |
1ab3bf1b JG |
472 | |
473 | extern struct type *builtin_type_void; | |
474 | extern struct type *builtin_type_char; | |
475 | extern struct type *builtin_type_short; | |
476 | extern struct type *builtin_type_int; | |
477 | extern struct type *builtin_type_long; | |
04f27ddc | 478 | extern struct type *builtin_type_signed_char; |
1ab3bf1b JG |
479 | extern struct type *builtin_type_unsigned_char; |
480 | extern struct type *builtin_type_unsigned_short; | |
481 | extern struct type *builtin_type_unsigned_int; | |
482 | extern struct type *builtin_type_unsigned_long; | |
483 | extern struct type *builtin_type_float; | |
484 | extern struct type *builtin_type_double; | |
485 | extern struct type *builtin_type_long_double; | |
486 | extern struct type *builtin_type_complex; | |
487 | extern struct type *builtin_type_double_complex; | |
c4413e2c | 488 | extern struct type *builtin_type_string; |
1ab3bf1b JG |
489 | |
490 | /* This type represents a type that was unrecognized in symbol | |
491 | read-in. */ | |
492 | ||
493 | extern struct type *builtin_type_error; | |
494 | ||
495 | extern struct type *builtin_type_long_long; | |
496 | extern struct type *builtin_type_unsigned_long_long; | |
497 | ||
498 | /* Modula-2 types */ | |
499 | ||
500 | extern struct type *builtin_type_m2_char; | |
501 | extern struct type *builtin_type_m2_int; | |
502 | extern struct type *builtin_type_m2_card; | |
503 | extern struct type *builtin_type_m2_real; | |
504 | extern struct type *builtin_type_m2_bool; | |
505 | ||
e58de8a2 FF |
506 | /* Chill types */ |
507 | ||
508 | extern struct type *builtin_type_chill_bool; | |
2e66cf7d | 509 | extern struct type *builtin_type_chill_char; |
e58de8a2 FF |
510 | extern struct type *builtin_type_chill_long; |
511 | extern struct type *builtin_type_chill_ulong; | |
512 | extern struct type *builtin_type_chill_real; | |
513 | ||
1ab3bf1b JG |
514 | /* LONG_LONG is defined if the host has "long long". */ |
515 | ||
516 | #ifdef LONG_LONG | |
517 | ||
518 | #define BUILTIN_TYPE_LONGEST builtin_type_long_long | |
519 | #define BUILTIN_TYPE_UNSIGNED_LONGEST builtin_type_unsigned_long_long | |
520 | ||
521 | #else /* not LONG_LONG. */ | |
522 | ||
523 | #define BUILTIN_TYPE_LONGEST builtin_type_long | |
524 | #define BUILTIN_TYPE_UNSIGNED_LONGEST builtin_type_unsigned_long | |
525 | ||
526 | #endif /* not LONG_LONG. */ | |
527 | ||
528 | /* Maximum and minimum values of built-in types */ | |
529 | ||
530 | #define MAX_OF_TYPE(t) \ | |
531 | TYPE_UNSIGNED(t) ? UMAX_OF_SIZE(TYPE_LENGTH(t)) \ | |
532 | : MAX_OF_SIZE(TYPE_LENGTH(t)) | |
533 | ||
534 | #define MIN_OF_TYPE(t) \ | |
535 | TYPE_UNSIGNED(t) ? UMIN_OF_SIZE(TYPE_LENGTH(t)) \ | |
536 | : MIN_OF_SIZE(TYPE_LENGTH(t)) | |
537 | ||
dac9734e FF |
538 | /* Allocate space for storing data associated with a particular type. |
539 | We ensure that the space is allocated using the same mechanism that | |
540 | was used to allocate the space for the type structure itself. I.E. | |
541 | if the type is on an objfile's type_obstack, then the space for data | |
542 | associated with that type will also be allocated on the type_obstack. | |
543 | If the type is not associated with any particular objfile (such as | |
544 | builtin types), then the data space will be allocated with xmalloc, | |
545 | the same as for the type structure. */ | |
546 | ||
547 | #define TYPE_ALLOC(t,size) \ | |
92a87f6a | 548 | (TYPE_OBJFILE (t) != NULL \ |
dac9734e | 549 | ? obstack_alloc (&TYPE_OBJFILE (t) -> type_obstack, size) \ |
92a87f6a | 550 | : xmalloc (size)) |
dac9734e | 551 | |
1ab3bf1b JG |
552 | extern struct type * |
553 | alloc_type PARAMS ((struct objfile *)); | |
554 | ||
555 | extern struct type * | |
556 | init_type PARAMS ((enum type_code, int, int, char *, struct objfile *)); | |
557 | ||
558 | extern struct type * | |
559 | lookup_reference_type PARAMS ((struct type *)); | |
560 | ||
ea1549b3 JG |
561 | extern struct type * |
562 | make_reference_type PARAMS ((struct type *, struct type **)); | |
563 | ||
1ab3bf1b JG |
564 | extern struct type * |
565 | lookup_member_type PARAMS ((struct type *, struct type *)); | |
566 | ||
567 | extern void | |
568 | smash_to_method_type PARAMS ((struct type *, struct type *, struct type *, | |
569 | struct type **)); | |
570 | ||
571 | extern void | |
572 | smash_to_member_type PARAMS ((struct type *, struct type *, struct type *)); | |
573 | ||
574 | extern struct type * | |
575 | allocate_stub_method PARAMS ((struct type *)); | |
576 | ||
577 | extern char * | |
578 | type_name_no_tag PARAMS ((const struct type *)); | |
579 | ||
580 | extern struct type * | |
581 | lookup_struct_elt_type PARAMS ((struct type *, char *, int)); | |
582 | ||
ea1549b3 JG |
583 | extern struct type * |
584 | make_pointer_type PARAMS ((struct type *, struct type **)); | |
585 | ||
1ab3bf1b JG |
586 | extern struct type * |
587 | lookup_pointer_type PARAMS ((struct type *)); | |
588 | ||
ea1549b3 JG |
589 | extern struct type * |
590 | make_function_type PARAMS ((struct type *, struct type **)); | |
591 | ||
1ab3bf1b JG |
592 | extern struct type * |
593 | lookup_function_type PARAMS ((struct type *)); | |
594 | ||
595 | extern struct type * | |
a8a69e63 FF |
596 | create_range_type PARAMS ((struct type *, struct type *, int, int)); |
597 | ||
598 | extern struct type * | |
599 | create_array_type PARAMS ((struct type *, struct type *, struct type *)); | |
1ab3bf1b | 600 | |
c4413e2c FF |
601 | extern struct type * |
602 | create_string_type PARAMS ((struct type *, struct type *)); | |
603 | ||
1ab3bf1b JG |
604 | extern struct type * |
605 | lookup_unsigned_typename PARAMS ((char *)); | |
606 | ||
a252e715 PB |
607 | extern struct type * |
608 | lookup_signed_typename PARAMS ((char *)); | |
609 | ||
1ab3bf1b JG |
610 | extern void |
611 | check_stub_type PARAMS ((struct type *)); | |
612 | ||
613 | extern void | |
614 | check_stub_method PARAMS ((struct type *, int, int)); | |
615 | ||
616 | extern struct type * | |
617 | lookup_primitive_typename PARAMS ((char *)); | |
618 | ||
619 | extern char * | |
620 | gdb_mangle_name PARAMS ((struct type *, int, int)); | |
621 | ||
622 | extern struct type * | |
623 | builtin_type PARAMS ((char **)); | |
624 | ||
625 | extern struct type * | |
626 | error_type PARAMS ((char **)); | |
627 | ||
628 | extern struct type * | |
629 | lookup_typename PARAMS ((char *, struct block *, int)); | |
630 | ||
631 | extern struct type * | |
632 | lookup_template_type PARAMS ((char *, struct type *, struct block *)); | |
633 | ||
634 | extern struct type * | |
635 | lookup_fundamental_type PARAMS ((struct objfile *, int)); | |
636 | ||
be772100 JG |
637 | extern void |
638 | fill_in_vptr_fieldno PARAMS ((struct type *)); | |
639 | ||
0239d9b3 FF |
640 | #if MAINTENANCE_CMDS |
641 | extern void recursive_dump_type PARAMS ((struct type *, int)); | |
642 | #endif | |
643 | ||
1ab3bf1b JG |
644 | /* printcmd.c */ |
645 | ||
646 | extern void | |
647 | print_scalar_formatted PARAMS ((char *, struct type *, int, int, FILE *)); | |
648 | ||
0239d9b3 FF |
649 | #if MAINTENANCE_CMDS |
650 | extern void maintenance_print_type PARAMS ((char *, int)); | |
651 | #endif | |
652 | ||
1ab3bf1b | 653 | #endif /* GDBTYPES_H */ |