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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 */ | |
f52bde21 JK |
80 | |
81 | /* Floating type. This is *NOT* a complex type. Complex types, when | |
82 | we have them, will have their own type code (or TYPE_CODE_ERROR if | |
83 | we can parse a complex type but not manipulate it). There are parts | |
84 | of GDB which bogusly assume that TYPE_CODE_FLT can mean complex. */ | |
85 | TYPE_CODE_FLT, | |
86 | ||
87 | /* Void type (values zero length; the length field is ignored). */ | |
88 | TYPE_CODE_VOID, | |
89 | ||
1ab3bf1b JG |
90 | TYPE_CODE_SET, /* Pascal sets */ |
91 | TYPE_CODE_RANGE, /* Range (integers within spec'd bounds) */ | |
c4413e2c | 92 | TYPE_CODE_STRING, /* String types, distinct from array of char */ |
fcbadaee | 93 | TYPE_CODE_BITSTRING, /* String of bits, distinct from bool array */ |
f52bde21 JK |
94 | |
95 | /* Unknown type. The length field is valid if we were able to | |
96 | deduce that much about the type, or 0 if we don't even know that. */ | |
97 | TYPE_CODE_ERROR, | |
1ab3bf1b JG |
98 | |
99 | /* C++ */ | |
100 | TYPE_CODE_MEMBER, /* Member type */ | |
101 | TYPE_CODE_METHOD, /* Method type */ | |
102 | TYPE_CODE_REF, /* C++ Reference types */ | |
103 | ||
104 | /* Modula-2 */ | |
105 | TYPE_CODE_CHAR, /* *real* character type */ | |
bf229b4e | 106 | TYPE_CODE_BOOL /* BOOLEAN type */ |
1ab3bf1b JG |
107 | }; |
108 | ||
95ff889e FF |
109 | /* For now allow source to use TYPE_CODE_CLASS for C++ classes, as an |
110 | alias for TYPE_CODE_STRUCT. Eventually these should probably be | |
111 | officially distinct types within gdb. */ | |
112 | ||
113 | #define TYPE_CODE_CLASS TYPE_CODE_STRUCT | |
114 | ||
1ab3bf1b JG |
115 | /* Some bits for the type's flags word. */ |
116 | ||
117 | /* Explicitly unsigned integer type */ | |
118 | ||
119 | #define TYPE_FLAG_UNSIGNED (1 << 0) | |
120 | ||
4a11eef2 | 121 | /* Explicitly signed integer type */ |
1ab3bf1b JG |
122 | |
123 | #define TYPE_FLAG_SIGNED (1 << 1) | |
124 | ||
125 | /* This appears in a type's flags word if it is a stub type (eg. if | |
126 | someone referenced a type that wasn't defined in a source file | |
127 | via (struct sir_not_appearing_in_this_film *)). */ | |
128 | ||
129 | #define TYPE_FLAG_STUB (1 << 2) | |
130 | ||
4a11eef2 | 131 | |
1ab3bf1b JG |
132 | struct type |
133 | { | |
134 | ||
135 | /* Code for kind of type */ | |
136 | ||
137 | enum type_code code; | |
138 | ||
139 | /* Name of this type, or NULL if none. | |
b4c2267b | 140 | |
1ab3bf1b | 141 | This is used for printing only, except by poorly designed C++ code. |
b4c2267b | 142 | For looking up a name, look for a symbol in the VAR_NAMESPACE. */ |
1ab3bf1b JG |
143 | |
144 | char *name; | |
145 | ||
b4c2267b JK |
146 | /* Tag name for this type, or NULL if none. This means that the |
147 | name of the type consists of a keyword followed by the tag name. | |
148 | Which keyword is determined by the type code ("struct" for | |
149 | TYPE_CODE_STRUCT, etc.). As far as I know C/C++ are the only languages | |
150 | with this feature. | |
151 | ||
152 | This is used for printing only, except by poorly designed C++ code. | |
153 | For looking up a name, look for a symbol in the STRUCT_NAMESPACE. */ | |
b2bebdb0 JK |
154 | |
155 | char *tag_name; | |
156 | ||
f52bde21 JK |
157 | /* Length, in units of TARGET_CHAR_BIT bits, |
158 | of storage for a value of this type */ | |
1ab3bf1b JG |
159 | |
160 | unsigned length; | |
161 | ||
162 | /* Every type is now associated with a particular objfile, and the | |
163 | type is allocated on the type_obstack for that objfile. One problem | |
164 | however, is that there are times when gdb allocates new types while | |
165 | it is not in the process of reading symbols from a particular objfile. | |
166 | Fortunately, these happen when the type being created is a derived | |
167 | type of an existing type, such as in lookup_pointer_type(). So | |
168 | we can just allocate the new type using the same objfile as the | |
169 | existing type, but to do this we need a backpointer to the objfile | |
170 | from the existing type. Yes this is somewhat ugly, but without | |
171 | major overhaul of the internal type system, it can't be avoided | |
172 | for now. */ | |
173 | ||
174 | struct objfile *objfile; | |
175 | ||
176 | /* For a pointer type, describes the type of object pointed to. | |
177 | For an array type, describes the type of the elements. | |
5c8d3927 | 178 | For a function or method type, describes the type of the return value. |
1ab3bf1b JG |
179 | For a range type, describes the type of the full range. |
180 | Unused otherwise. */ | |
181 | ||
182 | struct type *target_type; | |
183 | ||
184 | /* Type that is a pointer to this type. | |
185 | NULL if no such pointer-to type is known yet. | |
186 | The debugger may add the address of such a type | |
187 | if it has to construct one later. */ | |
188 | ||
189 | struct type *pointer_type; | |
190 | ||
191 | /* C++: also need a reference type. */ | |
192 | ||
193 | struct type *reference_type; | |
194 | ||
195 | /* Type that is a function returning this type. | |
196 | NULL if no such function type is known here. | |
197 | The debugger may add the address of such a type | |
198 | if it has to construct one later. */ | |
199 | ||
200 | struct type *function_type; | |
201 | ||
202 | /* Flags about this type. */ | |
203 | ||
204 | short flags; | |
205 | ||
206 | /* Number of fields described for this type */ | |
207 | ||
208 | short nfields; | |
209 | ||
210 | /* For structure and union types, a description of each field. | |
211 | For set and pascal array types, there is one "field", | |
212 | whose type is the domain type of the set or array. | |
213 | For range types, there are two "fields", | |
214 | the minimum and maximum values (both inclusive). | |
215 | For enum types, each possible value is described by one "field". | |
cd46ffad FF |
216 | For C++ classes, there is one field for each base class (if it is |
217 | a derived class) plus one field for each class data member. Member | |
218 | functions are recorded elsewhere. | |
1ab3bf1b JG |
219 | |
220 | Using a pointer to a separate array of fields | |
221 | allows all types to have the same size, which is useful | |
222 | because we can allocate the space for a type before | |
223 | we know what to put in it. */ | |
224 | ||
225 | struct field | |
226 | { | |
227 | ||
228 | /* Position of this field, counting in bits from start of | |
229 | containing structure. For a function type, this is the | |
230 | position in the argument list of this argument. | |
4db8e515 | 231 | For a range bound or enum value, this is the value itself. |
a8a69e63 | 232 | (FIXME: What about ranges larger than host int size?) |
4db8e515 FF |
233 | For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB. |
234 | For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB. */ | |
1ab3bf1b JG |
235 | |
236 | int bitpos; | |
237 | ||
238 | /* Size of this field, in bits, or zero if not packed. | |
239 | For an unpacked field, the field's type's length | |
240 | says how many bytes the field occupies. */ | |
241 | ||
242 | int bitsize; | |
243 | ||
244 | /* In a struct or enum type, type of this field. | |
245 | In a function type, type of this argument. | |
246 | In an array type, the domain-type of the array. */ | |
247 | ||
248 | struct type *type; | |
249 | ||
250 | /* Name of field, value or argument. | |
251 | NULL for range bounds and array domains. */ | |
252 | ||
253 | char *name; | |
254 | ||
255 | } *fields; | |
256 | ||
257 | /* For types with virtual functions, VPTR_BASETYPE is the base class which | |
258 | defined the virtual function table pointer. VPTR_FIELDNO is | |
259 | the field number of that pointer in the structure. | |
260 | ||
261 | For types that are pointer to member types, VPTR_BASETYPE | |
262 | is the type that this pointer is a member of. | |
263 | ||
264 | Unused otherwise. */ | |
265 | ||
266 | struct type *vptr_basetype; | |
267 | ||
268 | int vptr_fieldno; | |
269 | ||
270 | /* Slot to point to additional language-specific fields of this type. */ | |
271 | ||
272 | union type_specific | |
273 | { | |
274 | ||
275 | /* ARG_TYPES is for TYPE_CODE_METHOD and TYPE_CODE_FUNC. */ | |
276 | ||
277 | struct type **arg_types; | |
278 | ||
8050a57b FF |
279 | /* CPLUS_STUFF is for TYPE_CODE_STRUCT. It is initialized to point to |
280 | cplus_struct_default, a default static instance of a struct | |
281 | cplus_struct_type. */ | |
1ab3bf1b JG |
282 | |
283 | struct cplus_struct_type *cplus_stuff; | |
284 | ||
285 | } type_specific; | |
286 | }; | |
287 | ||
288 | #define NULL_TYPE ((struct type *) 0) | |
289 | ||
290 | /* C++ language-specific information for TYPE_CODE_STRUCT and TYPE_CODE_UNION | |
291 | nodes. */ | |
292 | ||
293 | struct cplus_struct_type | |
294 | { | |
c0f1085b FF |
295 | /* Number of base classes this type derives from. */ |
296 | ||
297 | short n_baseclasses; | |
298 | ||
299 | /* Number of methods with unique names. All overloaded methods with | |
300 | the same name count only once. */ | |
301 | ||
302 | short nfn_fields; | |
303 | ||
304 | /* Number of methods described for this type plus all the | |
305 | methods that it derives from. */ | |
306 | ||
307 | int nfn_fields_total; | |
308 | ||
cd46ffad FF |
309 | /* For derived classes, the number of base classes is given by n_baseclasses |
310 | and virtual_field_bits is a bit vector containing one bit per base class. | |
311 | If the base class is virtual, the corresponding bit will be set. | |
312 | I.E, given: | |
313 | ||
314 | class A{}; | |
315 | class B{}; | |
316 | class C : public B, public virtual A {}; | |
317 | ||
318 | B is a baseclass of C; A is a virtual baseclass for C. | |
319 | This is a C++ 2.0 language feature. */ | |
1ab3bf1b | 320 | |
8050a57b FF |
321 | B_TYPE *virtual_field_bits; |
322 | ||
323 | /* For classes with private fields, the number of fields is given by | |
324 | nfields and private_field_bits is a bit vector containing one bit | |
325 | per field. | |
326 | If the field is private, the corresponding bit will be set. */ | |
1ab3bf1b JG |
327 | |
328 | B_TYPE *private_field_bits; | |
329 | ||
8050a57b FF |
330 | /* For classes with protected fields, the number of fields is given by |
331 | nfields and protected_field_bits is a bit vector containing one bit | |
332 | per field. | |
333 | If the field is private, the corresponding bit will be set. */ | |
334 | ||
1ab3bf1b JG |
335 | B_TYPE *protected_field_bits; |
336 | ||
1ab3bf1b JG |
337 | /* For classes, structures, and unions, a description of each field, |
338 | which consists of an overloaded name, followed by the types of | |
339 | arguments that the method expects, and then the name after it | |
c0f1085b FF |
340 | has been renamed to make it distinct. |
341 | ||
342 | fn_fieldlists points to an array of nfn_fields of these. */ | |
1ab3bf1b JG |
343 | |
344 | struct fn_fieldlist | |
345 | { | |
346 | ||
347 | /* The overloaded name. */ | |
348 | ||
349 | char *name; | |
350 | ||
351 | /* The number of methods with this name. */ | |
352 | ||
353 | int length; | |
354 | ||
355 | /* The list of methods. */ | |
356 | ||
357 | struct fn_field | |
358 | { | |
359 | ||
c0f1085b FF |
360 | /* The name after it has been processed */ |
361 | ||
362 | char *physname; | |
363 | ||
1ab3bf1b JG |
364 | /* The return value of the method */ |
365 | ||
366 | struct type *type; | |
367 | ||
368 | /* The argument list */ | |
369 | ||
370 | struct type **args; | |
371 | ||
c0f1085b FF |
372 | /* For virtual functions. |
373 | First baseclass that defines this virtual function. */ | |
1ab3bf1b JG |
374 | |
375 | struct type *fcontext; | |
376 | ||
c0f1085b FF |
377 | /* Attributes. */ |
378 | ||
1ab3bf1b JG |
379 | unsigned int is_const : 1; |
380 | unsigned int is_volatile : 1; | |
381 | unsigned int is_private : 1; | |
382 | unsigned int is_protected : 1; | |
383 | unsigned int is_stub : 1; | |
384 | unsigned int dummy : 3; | |
385 | ||
386 | /* Index into that baseclass's virtual function table, | |
387 | minus 2; else if static: VOFFSET_STATIC; else: 0. */ | |
388 | ||
c0f1085b | 389 | unsigned int voffset : 24; |
1ab3bf1b JG |
390 | |
391 | # define VOFFSET_STATIC 1 | |
392 | ||
393 | } *fn_fields; | |
394 | ||
395 | } *fn_fieldlists; | |
396 | ||
1ab3bf1b JG |
397 | }; |
398 | ||
399 | /* The default value of TYPE_CPLUS_SPECIFIC(T) points to the | |
400 | this shared static structure. */ | |
401 | ||
0213d96f | 402 | extern const struct cplus_struct_type cplus_struct_default; |
1ab3bf1b JG |
403 | |
404 | extern void | |
405 | allocate_cplus_struct_type PARAMS ((struct type *)); | |
406 | ||
407 | #define INIT_CPLUS_SPECIFIC(type) \ | |
408 | (TYPE_CPLUS_SPECIFIC(type)=(struct cplus_struct_type*)&cplus_struct_default) | |
409 | #define ALLOCATE_CPLUS_STRUCT_TYPE(type) allocate_cplus_struct_type (type) | |
410 | #define HAVE_CPLUS_STRUCT(type) \ | |
411 | (TYPE_CPLUS_SPECIFIC(type) != &cplus_struct_default) | |
412 | ||
413 | #define TYPE_NAME(thistype) (thistype)->name | |
b2bebdb0 | 414 | #define TYPE_TAG_NAME(type) ((type)->tag_name) |
1ab3bf1b JG |
415 | #define TYPE_TARGET_TYPE(thistype) (thistype)->target_type |
416 | #define TYPE_POINTER_TYPE(thistype) (thistype)->pointer_type | |
417 | #define TYPE_REFERENCE_TYPE(thistype) (thistype)->reference_type | |
418 | #define TYPE_FUNCTION_TYPE(thistype) (thistype)->function_type | |
419 | #define TYPE_LENGTH(thistype) (thistype)->length | |
420 | #define TYPE_OBJFILE(thistype) (thistype)->objfile | |
421 | #define TYPE_FLAGS(thistype) (thistype)->flags | |
422 | #define TYPE_UNSIGNED(thistype) ((thistype)->flags & TYPE_FLAG_UNSIGNED) | |
423 | #define TYPE_CODE(thistype) (thistype)->code | |
424 | #define TYPE_NFIELDS(thistype) (thistype)->nfields | |
425 | #define TYPE_FIELDS(thistype) (thistype)->fields | |
426 | ||
427 | /* C++ */ | |
428 | ||
429 | #define TYPE_VPTR_BASETYPE(thistype) (thistype)->vptr_basetype | |
430 | #define TYPE_DOMAIN_TYPE(thistype) (thistype)->vptr_basetype | |
431 | #define TYPE_VPTR_FIELDNO(thistype) (thistype)->vptr_fieldno | |
432 | #define TYPE_FN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fields | |
433 | #define TYPE_NFN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields | |
434 | #define TYPE_NFN_FIELDS_TOTAL(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields_total | |
435 | #define TYPE_TYPE_SPECIFIC(thistype) (thistype)->type_specific | |
436 | #define TYPE_ARG_TYPES(thistype) (thistype)->type_specific.arg_types | |
437 | #define TYPE_CPLUS_SPECIFIC(thistype) (thistype)->type_specific.cplus_stuff | |
438 | #define TYPE_BASECLASS(thistype,index) (thistype)->fields[index].type | |
439 | #define TYPE_N_BASECLASSES(thistype) TYPE_CPLUS_SPECIFIC(thistype)->n_baseclasses | |
440 | #define TYPE_BASECLASS_NAME(thistype,index) (thistype)->fields[index].name | |
441 | #define TYPE_BASECLASS_BITPOS(thistype,index) (thistype)->fields[index].bitpos | |
442 | #define BASETYPE_VIA_PUBLIC(thistype, index) (!TYPE_FIELD_PRIVATE(thistype, index)) | |
443 | #define BASETYPE_VIA_VIRTUAL(thistype, index) \ | |
444 | B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (index)) | |
445 | ||
446 | #define TYPE_FIELD(thistype, n) (thistype)->fields[n] | |
447 | #define TYPE_FIELD_TYPE(thistype, n) (thistype)->fields[n].type | |
448 | #define TYPE_FIELD_NAME(thistype, n) (thistype)->fields[n].name | |
449 | #define TYPE_FIELD_VALUE(thistype, n) (* (int*) &(thistype)->fields[n].type) | |
450 | #define TYPE_FIELD_BITPOS(thistype, n) (thistype)->fields[n].bitpos | |
451 | #define TYPE_FIELD_BITSIZE(thistype, n) (thistype)->fields[n].bitsize | |
452 | #define TYPE_FIELD_PACKED(thistype, n) (thistype)->fields[n].bitsize | |
453 | ||
454 | #define TYPE_FIELD_PRIVATE_BITS(thistype) \ | |
455 | TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits | |
456 | #define TYPE_FIELD_PROTECTED_BITS(thistype) \ | |
457 | TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits | |
458 | #define TYPE_FIELD_VIRTUAL_BITS(thistype) \ | |
459 | TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits | |
460 | #define SET_TYPE_FIELD_PRIVATE(thistype, n) \ | |
461 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n)) | |
462 | #define SET_TYPE_FIELD_PROTECTED(thistype, n) \ | |
463 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n)) | |
464 | #define SET_TYPE_FIELD_VIRTUAL(thistype, n) \ | |
465 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)) | |
466 | #define TYPE_FIELD_PRIVATE(thistype, n) \ | |
467 | (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits == NULL ? 0 \ | |
468 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n))) | |
469 | #define TYPE_FIELD_PROTECTED(thistype, n) \ | |
470 | (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits == NULL ? 0 \ | |
471 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n))) | |
472 | #define TYPE_FIELD_VIRTUAL(thistype, n) \ | |
473 | B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)) | |
474 | ||
475 | #define TYPE_FIELD_STATIC(thistype, n) ((thistype)->fields[n].bitpos == -1) | |
476 | #define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) ((char *)(thistype)->fields[n].bitsize) | |
477 | ||
478 | #define TYPE_FN_FIELDLISTS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists | |
479 | #define TYPE_FN_FIELDLIST(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n] | |
480 | #define TYPE_FN_FIELDLIST1(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].fn_fields | |
481 | #define TYPE_FN_FIELDLIST_NAME(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].name | |
482 | #define TYPE_FN_FIELDLIST_LENGTH(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].length | |
483 | ||
484 | #define TYPE_FN_FIELD(thisfn, n) (thisfn)[n] | |
c0f1085b | 485 | #define TYPE_FN_FIELD_PHYSNAME(thisfn, n) (thisfn)[n].physname |
1ab3bf1b JG |
486 | #define TYPE_FN_FIELD_TYPE(thisfn, n) (thisfn)[n].type |
487 | #define TYPE_FN_FIELD_ARGS(thisfn, n) TYPE_ARG_TYPES ((thisfn)[n].type) | |
c0f1085b FF |
488 | #define TYPE_FN_FIELD_CONST(thisfn, n) ((thisfn)[n].is_const) |
489 | #define TYPE_FN_FIELD_VOLATILE(thisfn, n) ((thisfn)[n].is_volatile) | |
1ab3bf1b JG |
490 | #define TYPE_FN_FIELD_PRIVATE(thisfn, n) ((thisfn)[n].is_private) |
491 | #define TYPE_FN_FIELD_PROTECTED(thisfn, n) ((thisfn)[n].is_protected) | |
c0f1085b FF |
492 | #define TYPE_FN_FIELD_STUB(thisfn, n) ((thisfn)[n].is_stub) |
493 | #define TYPE_FN_FIELD_FCONTEXT(thisfn, n) ((thisfn)[n].fcontext) | |
494 | #define TYPE_FN_FIELD_VOFFSET(thisfn, n) ((thisfn)[n].voffset-2) | |
495 | #define TYPE_FN_FIELD_VIRTUAL_P(thisfn, n) ((thisfn)[n].voffset > 1) | |
496 | #define TYPE_FN_FIELD_STATIC_P(thisfn, n) ((thisfn)[n].voffset == VOFFSET_STATIC) | |
1ab3bf1b JG |
497 | |
498 | extern struct type *builtin_type_void; | |
499 | extern struct type *builtin_type_char; | |
500 | extern struct type *builtin_type_short; | |
501 | extern struct type *builtin_type_int; | |
502 | extern struct type *builtin_type_long; | |
04f27ddc | 503 | extern struct type *builtin_type_signed_char; |
1ab3bf1b JG |
504 | extern struct type *builtin_type_unsigned_char; |
505 | extern struct type *builtin_type_unsigned_short; | |
506 | extern struct type *builtin_type_unsigned_int; | |
507 | extern struct type *builtin_type_unsigned_long; | |
508 | extern struct type *builtin_type_float; | |
509 | extern struct type *builtin_type_double; | |
510 | extern struct type *builtin_type_long_double; | |
511 | extern struct type *builtin_type_complex; | |
512 | extern struct type *builtin_type_double_complex; | |
c4413e2c | 513 | extern struct type *builtin_type_string; |
1ab3bf1b JG |
514 | |
515 | /* This type represents a type that was unrecognized in symbol | |
516 | read-in. */ | |
517 | ||
518 | extern struct type *builtin_type_error; | |
519 | ||
520 | extern struct type *builtin_type_long_long; | |
521 | extern struct type *builtin_type_unsigned_long_long; | |
522 | ||
523 | /* Modula-2 types */ | |
524 | ||
525 | extern struct type *builtin_type_m2_char; | |
526 | extern struct type *builtin_type_m2_int; | |
527 | extern struct type *builtin_type_m2_card; | |
528 | extern struct type *builtin_type_m2_real; | |
529 | extern struct type *builtin_type_m2_bool; | |
530 | ||
e58de8a2 FF |
531 | /* Chill types */ |
532 | ||
533 | extern struct type *builtin_type_chill_bool; | |
2e66cf7d | 534 | extern struct type *builtin_type_chill_char; |
e58de8a2 FF |
535 | extern struct type *builtin_type_chill_long; |
536 | extern struct type *builtin_type_chill_ulong; | |
537 | extern struct type *builtin_type_chill_real; | |
538 | ||
7efb57c3 | 539 | /* CC_HAS_LONG_LONG is defined if the host has "long long". */ |
1ab3bf1b | 540 | |
7efb57c3 | 541 | #ifdef CC_HAS_LONG_LONG |
1ab3bf1b JG |
542 | |
543 | #define BUILTIN_TYPE_LONGEST builtin_type_long_long | |
544 | #define BUILTIN_TYPE_UNSIGNED_LONGEST builtin_type_unsigned_long_long | |
545 | ||
7efb57c3 | 546 | #else /* not CC_HAS_LONG_LONG. */ |
1ab3bf1b JG |
547 | |
548 | #define BUILTIN_TYPE_LONGEST builtin_type_long | |
549 | #define BUILTIN_TYPE_UNSIGNED_LONGEST builtin_type_unsigned_long | |
550 | ||
7efb57c3 | 551 | #endif /* not CC_HAS_LONG_LONG. */ |
1ab3bf1b JG |
552 | |
553 | /* Maximum and minimum values of built-in types */ | |
554 | ||
555 | #define MAX_OF_TYPE(t) \ | |
556 | TYPE_UNSIGNED(t) ? UMAX_OF_SIZE(TYPE_LENGTH(t)) \ | |
557 | : MAX_OF_SIZE(TYPE_LENGTH(t)) | |
558 | ||
559 | #define MIN_OF_TYPE(t) \ | |
560 | TYPE_UNSIGNED(t) ? UMIN_OF_SIZE(TYPE_LENGTH(t)) \ | |
561 | : MIN_OF_SIZE(TYPE_LENGTH(t)) | |
562 | ||
dac9734e FF |
563 | /* Allocate space for storing data associated with a particular type. |
564 | We ensure that the space is allocated using the same mechanism that | |
565 | was used to allocate the space for the type structure itself. I.E. | |
566 | if the type is on an objfile's type_obstack, then the space for data | |
567 | associated with that type will also be allocated on the type_obstack. | |
568 | If the type is not associated with any particular objfile (such as | |
569 | builtin types), then the data space will be allocated with xmalloc, | |
570 | the same as for the type structure. */ | |
571 | ||
572 | #define TYPE_ALLOC(t,size) \ | |
92a87f6a | 573 | (TYPE_OBJFILE (t) != NULL \ |
dac9734e | 574 | ? obstack_alloc (&TYPE_OBJFILE (t) -> type_obstack, size) \ |
92a87f6a | 575 | : xmalloc (size)) |
dac9734e | 576 | |
1ab3bf1b JG |
577 | extern struct type * |
578 | alloc_type PARAMS ((struct objfile *)); | |
579 | ||
580 | extern struct type * | |
581 | init_type PARAMS ((enum type_code, int, int, char *, struct objfile *)); | |
582 | ||
583 | extern struct type * | |
584 | lookup_reference_type PARAMS ((struct type *)); | |
585 | ||
ea1549b3 JG |
586 | extern struct type * |
587 | make_reference_type PARAMS ((struct type *, struct type **)); | |
588 | ||
1ab3bf1b JG |
589 | extern struct type * |
590 | lookup_member_type PARAMS ((struct type *, struct type *)); | |
591 | ||
592 | extern void | |
593 | smash_to_method_type PARAMS ((struct type *, struct type *, struct type *, | |
594 | struct type **)); | |
595 | ||
596 | extern void | |
597 | smash_to_member_type PARAMS ((struct type *, struct type *, struct type *)); | |
598 | ||
599 | extern struct type * | |
600 | allocate_stub_method PARAMS ((struct type *)); | |
601 | ||
602 | extern char * | |
603 | type_name_no_tag PARAMS ((const struct type *)); | |
604 | ||
605 | extern struct type * | |
606 | lookup_struct_elt_type PARAMS ((struct type *, char *, int)); | |
607 | ||
ea1549b3 JG |
608 | extern struct type * |
609 | make_pointer_type PARAMS ((struct type *, struct type **)); | |
610 | ||
1ab3bf1b JG |
611 | extern struct type * |
612 | lookup_pointer_type PARAMS ((struct type *)); | |
613 | ||
ea1549b3 JG |
614 | extern struct type * |
615 | make_function_type PARAMS ((struct type *, struct type **)); | |
616 | ||
1ab3bf1b JG |
617 | extern struct type * |
618 | lookup_function_type PARAMS ((struct type *)); | |
619 | ||
620 | extern struct type * | |
a8a69e63 FF |
621 | create_range_type PARAMS ((struct type *, struct type *, int, int)); |
622 | ||
623 | extern struct type * | |
624 | create_array_type PARAMS ((struct type *, struct type *, struct type *)); | |
1ab3bf1b | 625 | |
c4413e2c FF |
626 | extern struct type * |
627 | create_string_type PARAMS ((struct type *, struct type *)); | |
628 | ||
1ab3bf1b JG |
629 | extern struct type * |
630 | lookup_unsigned_typename PARAMS ((char *)); | |
631 | ||
a252e715 PB |
632 | extern struct type * |
633 | lookup_signed_typename PARAMS ((char *)); | |
634 | ||
1ab3bf1b JG |
635 | extern void |
636 | check_stub_type PARAMS ((struct type *)); | |
637 | ||
638 | extern void | |
639 | check_stub_method PARAMS ((struct type *, int, int)); | |
640 | ||
641 | extern struct type * | |
642 | lookup_primitive_typename PARAMS ((char *)); | |
643 | ||
644 | extern char * | |
645 | gdb_mangle_name PARAMS ((struct type *, int, int)); | |
646 | ||
647 | extern struct type * | |
648 | builtin_type PARAMS ((char **)); | |
649 | ||
1ab3bf1b JG |
650 | extern struct type * |
651 | lookup_typename PARAMS ((char *, struct block *, int)); | |
652 | ||
653 | extern struct type * | |
654 | lookup_template_type PARAMS ((char *, struct type *, struct block *)); | |
655 | ||
656 | extern struct type * | |
657 | lookup_fundamental_type PARAMS ((struct objfile *, int)); | |
658 | ||
be772100 JG |
659 | extern void |
660 | fill_in_vptr_fieldno PARAMS ((struct type *)); | |
661 | ||
0239d9b3 FF |
662 | #if MAINTENANCE_CMDS |
663 | extern void recursive_dump_type PARAMS ((struct type *, int)); | |
664 | #endif | |
665 | ||
1ab3bf1b JG |
666 | /* printcmd.c */ |
667 | ||
668 | extern void | |
669 | print_scalar_formatted PARAMS ((char *, struct type *, int, int, FILE *)); | |
670 | ||
0239d9b3 FF |
671 | #if MAINTENANCE_CMDS |
672 | extern void maintenance_print_type PARAMS ((char *, int)); | |
673 | #endif | |
674 | ||
1ab3bf1b | 675 | #endif /* GDBTYPES_H */ |