Commit | Line | Data |
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c906108c | 1 | /* Internal type definitions for GDB. |
1bac305b AC |
2 | |
3 | Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, | |
b99607ea | 4 | 2001, 2002, 2003, 2004 Free Software Foundation, Inc. |
1bac305b | 5 | |
c906108c SS |
6 | Contributed by Cygnus Support, using pieces from other GDB modules. |
7 | ||
c5aa993b | 8 | This file is part of GDB. |
c906108c | 9 | |
c5aa993b JM |
10 | This program is free software; you can redistribute it and/or modify |
11 | it under the terms of the GNU General Public License as published by | |
12 | the Free Software Foundation; either version 2 of the License, or | |
13 | (at your option) any later version. | |
c906108c | 14 | |
c5aa993b JM |
15 | This program is distributed in the hope that it will be useful, |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
c906108c | 19 | |
c5aa993b JM |
20 | You should have received a copy of the GNU General Public License |
21 | along with this program; if not, write to the Free Software | |
22 | Foundation, Inc., 59 Temple Place - Suite 330, | |
23 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
24 | |
25 | #if !defined (GDBTYPES_H) | |
26 | #define GDBTYPES_H 1 | |
27 | ||
7fc73f38 | 28 | /* Forward declarations for prototypes. */ |
da3331ec | 29 | struct field; |
7fc73f38 MK |
30 | struct block; |
31 | ||
c906108c SS |
32 | /* Codes for `fundamental types'. This is a monstrosity based on the |
33 | bogus notion that there are certain compiler-independent | |
34 | `fundamental types'. None of these is well-defined (how big is | |
35 | FT_SHORT? Does it depend on the language? How does the | |
36 | language-specific code know which type to correlate to FT_SHORT?) */ | |
37 | ||
38 | #define FT_VOID 0 | |
39 | #define FT_BOOLEAN 1 | |
c5aa993b JM |
40 | #define FT_CHAR 2 /* we use this for not-unsigned C/C++ chars */ |
41 | #define FT_SIGNED_CHAR 3 /* we use this for C++ signed chars */ | |
42 | #define FT_UNSIGNED_CHAR 4 /* we use this for C/C++ unsigned chars */ | |
c906108c SS |
43 | #define FT_SHORT 5 |
44 | #define FT_SIGNED_SHORT 6 | |
45 | #define FT_UNSIGNED_SHORT 7 | |
46 | #define FT_INTEGER 8 | |
47 | #define FT_SIGNED_INTEGER 9 | |
48 | #define FT_UNSIGNED_INTEGER 10 | |
49 | #define FT_LONG 11 | |
50 | #define FT_SIGNED_LONG 12 | |
51 | #define FT_UNSIGNED_LONG 13 | |
52 | #define FT_LONG_LONG 14 | |
53 | #define FT_SIGNED_LONG_LONG 15 | |
54 | #define FT_UNSIGNED_LONG_LONG 16 | |
55 | #define FT_FLOAT 17 | |
56 | #define FT_DBL_PREC_FLOAT 18 | |
57 | #define FT_EXT_PREC_FLOAT 19 | |
58 | #define FT_COMPLEX 20 | |
59 | #define FT_DBL_PREC_COMPLEX 21 | |
60 | #define FT_EXT_PREC_COMPLEX 22 | |
61 | #define FT_STRING 23 | |
62 | #define FT_FIXED_DECIMAL 24 | |
63 | #define FT_FLOAT_DECIMAL 25 | |
64 | #define FT_BYTE 26 | |
65 | #define FT_UNSIGNED_BYTE 27 | |
66 | #define FT_TEMPLATE_ARG 28 | |
67 | ||
68 | #define FT_NUM_MEMBERS 29 /* Highest FT_* above, plus one. */ | |
69 | ||
70 | /* Some macros for char-based bitfields. */ | |
71 | ||
72 | #define B_SET(a,x) ((a)[(x)>>3] |= (1 << ((x)&7))) | |
73 | #define B_CLR(a,x) ((a)[(x)>>3] &= ~(1 << ((x)&7))) | |
74 | #define B_TST(a,x) ((a)[(x)>>3] & (1 << ((x)&7))) | |
75 | #define B_TYPE unsigned char | |
76 | #define B_BYTES(x) ( 1 + ((x)>>3) ) | |
77 | #define B_CLRALL(a,x) memset ((a), 0, B_BYTES(x)) | |
78 | ||
79 | /* Different kinds of data types are distinguished by the `code' field. */ | |
80 | ||
81 | enum type_code | |
c5aa993b JM |
82 | { |
83 | TYPE_CODE_UNDEF, /* Not used; catches errors */ | |
84 | TYPE_CODE_PTR, /* Pointer type */ | |
85 | TYPE_CODE_ARRAY, /* Array type with lower & upper bounds. */ | |
86 | TYPE_CODE_STRUCT, /* C struct or Pascal record */ | |
87 | TYPE_CODE_UNION, /* C union or Pascal variant part */ | |
88 | TYPE_CODE_ENUM, /* Enumeration type */ | |
89 | TYPE_CODE_FUNC, /* Function type */ | |
90 | TYPE_CODE_INT, /* Integer type */ | |
91 | ||
92 | /* Floating type. This is *NOT* a complex type. Beware, there are parts | |
93 | of GDB which bogusly assume that TYPE_CODE_FLT can mean complex. */ | |
94 | TYPE_CODE_FLT, | |
95 | ||
96 | /* Void type. The length field specifies the length (probably always | |
97 | one) which is used in pointer arithmetic involving pointers to | |
98 | this type, but actually dereferencing such a pointer is invalid; | |
99 | a void type has no length and no actual representation in memory | |
100 | or registers. A pointer to a void type is a generic pointer. */ | |
101 | TYPE_CODE_VOID, | |
102 | ||
103 | TYPE_CODE_SET, /* Pascal sets */ | |
104 | TYPE_CODE_RANGE, /* Range (integers within spec'd bounds) */ | |
105 | ||
106 | /* A string type which is like an array of character but prints | |
1b831c93 AC |
107 | differently (at least for (the deleted) CHILL). It does not |
108 | contain a length field as Pascal strings (for many Pascals, | |
109 | anyway) do; if we want to deal with such strings, we should use | |
110 | a new type code. */ | |
c5aa993b JM |
111 | TYPE_CODE_STRING, |
112 | ||
db034ac5 | 113 | /* String of bits; like TYPE_CODE_SET but prints differently (at |
1b831c93 | 114 | least for (the deleted) CHILL). */ |
c5aa993b JM |
115 | TYPE_CODE_BITSTRING, |
116 | ||
117 | /* Unknown type. The length field is valid if we were able to | |
118 | deduce that much about the type, or 0 if we don't even know that. */ | |
119 | TYPE_CODE_ERROR, | |
120 | ||
121 | /* C++ */ | |
122 | TYPE_CODE_MEMBER, /* Member type */ | |
123 | TYPE_CODE_METHOD, /* Method type */ | |
124 | TYPE_CODE_REF, /* C++ Reference types */ | |
125 | ||
126 | TYPE_CODE_CHAR, /* *real* character type */ | |
127 | ||
128 | /* Boolean type. 0 is false, 1 is true, and other values are non-boolean | |
129 | (e.g. FORTRAN "logical" used as unsigned int). */ | |
130 | TYPE_CODE_BOOL, | |
131 | ||
132 | /* Fortran */ | |
133 | TYPE_CODE_COMPLEX, /* Complex float */ | |
134 | ||
135 | TYPE_CODE_TYPEDEF, | |
136 | TYPE_CODE_TEMPLATE, /* C++ template */ | |
5c4e30ca | 137 | TYPE_CODE_TEMPLATE_ARG, /* C++ template arg */ |
c5aa993b | 138 | |
5c4e30ca | 139 | TYPE_CODE_NAMESPACE, /* C++ namespace. */ |
c5aa993b | 140 | }; |
c906108c SS |
141 | |
142 | /* For now allow source to use TYPE_CODE_CLASS for C++ classes, as an | |
143 | alias for TYPE_CODE_STRUCT. This is for DWARF, which has a distinct | |
144 | "class" attribute. Perhaps we should actually have a separate TYPE_CODE | |
145 | so that we can print "class" or "struct" depending on what the debug | |
146 | info said. It's not clear we should bother. */ | |
147 | ||
148 | #define TYPE_CODE_CLASS TYPE_CODE_STRUCT | |
149 | ||
aa468c60 | 150 | /* Some bits for the type's flags word, and macros to test them. */ |
c906108c SS |
151 | |
152 | /* Unsigned integer type. If this is not set for a TYPE_CODE_INT, the | |
153 | type is signed (unless TYPE_FLAG_NOSIGN (below) is set). */ | |
154 | ||
155 | #define TYPE_FLAG_UNSIGNED (1 << 0) | |
4c90d51b | 156 | #define TYPE_UNSIGNED(t) (TYPE_FLAGS (t) & TYPE_FLAG_UNSIGNED) |
c906108c SS |
157 | |
158 | /* No sign for this type. In C++, "char", "signed char", and "unsigned | |
159 | char" are distinct types; so we need an extra flag to indicate the | |
ba91526b | 160 | absence of a sign! */ |
c906108c SS |
161 | |
162 | #define TYPE_FLAG_NOSIGN (1 << 1) | |
4c90d51b | 163 | #define TYPE_NOSIGN(t) (TYPE_FLAGS (t) & TYPE_FLAG_NOSIGN) |
c906108c SS |
164 | |
165 | /* This appears in a type's flags word if it is a stub type (e.g., if | |
166 | someone referenced a type that wasn't defined in a source file | |
167 | via (struct sir_not_appearing_in_this_film *)). */ | |
168 | ||
169 | #define TYPE_FLAG_STUB (1 << 2) | |
4c90d51b | 170 | #define TYPE_STUB(t) (TYPE_FLAGS (t) & TYPE_FLAG_STUB) |
c906108c SS |
171 | |
172 | /* The target type of this type is a stub type, and this type needs to | |
173 | be updated if it gets un-stubbed in check_typedef. | |
174 | Used for arrays and ranges, in which TYPE_LENGTH of the array/range | |
175 | gets set based on the TYPE_LENGTH of the target type. | |
176 | Also, set for TYPE_CODE_TYPEDEF. */ | |
177 | ||
aa468c60 | 178 | #define TYPE_FLAG_TARGET_STUB (1 << 3) |
4c90d51b | 179 | #define TYPE_TARGET_STUB(t) (TYPE_FLAGS (t) & TYPE_FLAG_TARGET_STUB) |
c906108c | 180 | |
7b83ea04 | 181 | /* Static type. If this is set, the corresponding type had |
c906108c SS |
182 | * a static modifier. |
183 | * Note: This may be unnecessary, since static data members | |
184 | * are indicated by other means (bitpos == -1) | |
185 | */ | |
186 | ||
aa468c60 | 187 | #define TYPE_FLAG_STATIC (1 << 4) |
4c90d51b | 188 | #define TYPE_STATIC(t) (TYPE_FLAGS (t) & TYPE_FLAG_STATIC) |
c906108c SS |
189 | |
190 | /* Constant type. If this is set, the corresponding type has a | |
191 | * const modifier. | |
192 | */ | |
193 | ||
aa468c60 | 194 | #define TYPE_FLAG_CONST (1 << 5) |
2fdde8f8 | 195 | #define TYPE_CONST(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_CONST) |
c906108c SS |
196 | |
197 | /* Volatile type. If this is set, the corresponding type has a | |
198 | * volatile modifier. | |
199 | */ | |
200 | ||
aa468c60 | 201 | #define TYPE_FLAG_VOLATILE (1 << 6) |
2fdde8f8 | 202 | #define TYPE_VOLATILE(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_VOLATILE) |
c906108c SS |
203 | |
204 | ||
205 | /* This is a function type which appears to have a prototype. We need this | |
206 | for function calls in order to tell us if it's necessary to coerce the args, | |
207 | or to just do the standard conversions. This is used with a short field. */ | |
208 | ||
aa468c60 | 209 | #define TYPE_FLAG_PROTOTYPED (1 << 7) |
4c90d51b | 210 | #define TYPE_PROTOTYPED(t) (TYPE_FLAGS (t) & TYPE_FLAG_PROTOTYPED) |
c906108c SS |
211 | |
212 | /* This flag is used to indicate that processing for this type | |
213 | is incomplete. | |
c5aa993b | 214 | |
c906108c SS |
215 | (Mostly intended for HP platforms, where class methods, for |
216 | instance, can be encountered before their classes in the debug | |
217 | info; the incomplete type has to be marked so that the class and | |
218 | the method can be assigned correct types.) */ | |
219 | ||
aa468c60 | 220 | #define TYPE_FLAG_INCOMPLETE (1 << 8) |
4c90d51b | 221 | #define TYPE_INCOMPLETE(t) (TYPE_FLAGS (t) & TYPE_FLAG_INCOMPLETE) |
c906108c | 222 | |
47663de5 MS |
223 | /* Instruction-space delimited type. This is for Harvard architectures |
224 | which have separate instruction and data address spaces (and perhaps | |
225 | others). | |
226 | ||
227 | GDB usually defines a flat address space that is a superset of the | |
228 | architecture's two (or more) address spaces, but this is an extension | |
229 | of the architecture's model. | |
230 | ||
231 | If TYPE_FLAG_INST is set, an object of the corresponding type | |
232 | resides in instruction memory, even if its address (in the extended | |
233 | flat address space) does not reflect this. | |
234 | ||
235 | Similarly, if TYPE_FLAG_DATA is set, then an object of the | |
236 | corresponding type resides in the data memory space, even if | |
237 | this is not indicated by its (flat address space) address. | |
238 | ||
239 | If neither flag is set, the default space for functions / methods | |
240 | is instruction space, and for data objects is data memory. */ | |
241 | ||
aa468c60 | 242 | #define TYPE_FLAG_CODE_SPACE (1 << 9) |
2fdde8f8 | 243 | #define TYPE_CODE_SPACE(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_CODE_SPACE) |
aa468c60 FF |
244 | |
245 | #define TYPE_FLAG_DATA_SPACE (1 << 10) | |
2fdde8f8 | 246 | #define TYPE_DATA_SPACE(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_DATA_SPACE) |
47663de5 | 247 | |
ad2f7632 DJ |
248 | /* FIXME drow/2002-06-03: Only used for methods, but applies as well |
249 | to functions. */ | |
878ac530 | 250 | |
aa468c60 | 251 | #define TYPE_FLAG_VARARGS (1 << 11) |
4c90d51b | 252 | #define TYPE_VARARGS(t) (TYPE_FLAGS (t) & TYPE_FLAG_VARARGS) |
c906108c | 253 | |
f5f8a009 EZ |
254 | /* Identify a vector type. Gcc is handling this by adding an extra |
255 | attribute to the array type. We slurp that in as a new flag of a | |
256 | type. This is used only in dwarf2read.c. */ | |
257 | #define TYPE_FLAG_VECTOR (1 << 12) | |
4c90d51b | 258 | #define TYPE_VECTOR(t) (TYPE_FLAGS (t) & TYPE_FLAG_VECTOR) |
f5f8a009 | 259 | |
8b2dbe47 KB |
260 | /* Address class flags. Some environments provide for pointers whose |
261 | size is different from that of a normal pointer or address types | |
262 | where the bits are interpreted differently than normal addresses. The | |
263 | TYPE_FLAG_ADDRESS_CLASS_n flags may be used in target specific | |
264 | ways to represent these different types of address classes. */ | |
265 | #define TYPE_FLAG_ADDRESS_CLASS_1 (1 << 13) | |
266 | #define TYPE_ADDRESS_CLASS_1(t) (TYPE_INSTANCE_FLAGS(t) \ | |
267 | & TYPE_FLAG_ADDRESS_CLASS_1) | |
268 | #define TYPE_FLAG_ADDRESS_CLASS_2 (1 << 14) | |
269 | #define TYPE_ADDRESS_CLASS_2(t) (TYPE_INSTANCE_FLAGS(t) \ | |
270 | & TYPE_FLAG_ADDRESS_CLASS_2) | |
271 | #define TYPE_FLAG_ADDRESS_CLASS_ALL (TYPE_FLAG_ADDRESS_CLASS_1 \ | |
272 | | TYPE_FLAG_ADDRESS_CLASS_2) | |
273 | #define TYPE_ADDRESS_CLASS_ALL(t) (TYPE_INSTANCE_FLAGS(t) \ | |
274 | & TYPE_FLAG_ADDRESS_CLASS_ALL) | |
275 | ||
72e5f484 MC |
276 | /* Array bound type. */ |
277 | enum array_bound_type | |
278 | { | |
279 | BOUND_SIMPLE = 0, | |
280 | BOUND_BY_VALUE_IN_REG, | |
281 | BOUND_BY_REF_IN_REG, | |
282 | BOUND_BY_VALUE_ON_STACK, | |
283 | BOUND_BY_REF_ON_STACK, | |
284 | BOUND_CANNOT_BE_DETERMINED | |
285 | }; | |
286 | ||
0955bbf0 MC |
287 | /* This structure is space-critical. |
288 | Its layout has been tweaked to reduce the space used. */ | |
289 | ||
2fdde8f8 DJ |
290 | struct main_type |
291 | { | |
292 | /* Code for kind of type */ | |
293 | ||
0955bbf0 MC |
294 | ENUM_BITFIELD(type_code) code : 8; |
295 | ||
72e5f484 MC |
296 | /* Array bounds. These fields appear at this location because |
297 | they pack nicely here. */ | |
298 | ||
299 | ENUM_BITFIELD(array_bound_type) upper_bound_type : 4; | |
300 | ENUM_BITFIELD(array_bound_type) lower_bound_type : 4; | |
2fdde8f8 DJ |
301 | |
302 | /* Name of this type, or NULL if none. | |
303 | ||
304 | This is used for printing only, except by poorly designed C++ code. | |
176620f1 | 305 | For looking up a name, look for a symbol in the VAR_DOMAIN. */ |
2fdde8f8 DJ |
306 | |
307 | char *name; | |
308 | ||
309 | /* Tag name for this type, or NULL if none. This means that the | |
310 | name of the type consists of a keyword followed by the tag name. | |
311 | Which keyword is determined by the type code ("struct" for | |
312 | TYPE_CODE_STRUCT, etc.). As far as I know C/C++ are the only languages | |
313 | with this feature. | |
314 | ||
315 | This is used for printing only, except by poorly designed C++ code. | |
176620f1 | 316 | For looking up a name, look for a symbol in the STRUCT_DOMAIN. |
2fdde8f8 DJ |
317 | One more legitimate use is that if TYPE_FLAG_STUB is set, this is |
318 | the name to use to look for definitions in other files. */ | |
319 | ||
320 | char *tag_name; | |
321 | ||
2fdde8f8 | 322 | /* Every type is now associated with a particular objfile, and the |
b99607ea | 323 | type is allocated on the objfile_obstack for that objfile. One problem |
2fdde8f8 DJ |
324 | however, is that there are times when gdb allocates new types while |
325 | it is not in the process of reading symbols from a particular objfile. | |
326 | Fortunately, these happen when the type being created is a derived | |
327 | type of an existing type, such as in lookup_pointer_type(). So | |
328 | we can just allocate the new type using the same objfile as the | |
329 | existing type, but to do this we need a backpointer to the objfile | |
330 | from the existing type. Yes this is somewhat ugly, but without | |
331 | major overhaul of the internal type system, it can't be avoided | |
332 | for now. */ | |
333 | ||
334 | struct objfile *objfile; | |
335 | ||
336 | /* For a pointer type, describes the type of object pointed to. | |
337 | For an array type, describes the type of the elements. | |
338 | For a function or method type, describes the type of the return value. | |
339 | For a range type, describes the type of the full range. | |
340 | For a complex type, describes the type of each coordinate. | |
341 | Unused otherwise. */ | |
342 | ||
343 | struct type *target_type; | |
344 | ||
345 | /* Flags about this type. */ | |
346 | ||
347 | int flags; | |
348 | ||
349 | /* Number of fields described for this type */ | |
350 | ||
351 | short nfields; | |
352 | ||
0955bbf0 MC |
353 | /* Field number of the virtual function table pointer in |
354 | VPTR_BASETYPE. If -1, we were unable to find the virtual | |
355 | function table pointer in initial symbol reading, and | |
356 | fill_in_vptr_fieldno should be called to find it if possible. | |
357 | ||
358 | Unused if this type does not have virtual functions. */ | |
359 | ||
360 | short vptr_fieldno; | |
361 | ||
2fdde8f8 DJ |
362 | /* For structure and union types, a description of each field. |
363 | For set and pascal array types, there is one "field", | |
364 | whose type is the domain type of the set or array. | |
365 | For range types, there are two "fields", | |
366 | the minimum and maximum values (both inclusive). | |
367 | For enum types, each possible value is described by one "field". | |
ad2f7632 | 368 | For a function or method type, a "field" for each parameter. |
2fdde8f8 DJ |
369 | For C++ classes, there is one field for each base class (if it is |
370 | a derived class) plus one field for each class data member. Member | |
371 | functions are recorded elsewhere. | |
372 | ||
373 | Using a pointer to a separate array of fields | |
374 | allows all types to have the same size, which is useful | |
375 | because we can allocate the space for a type before | |
376 | we know what to put in it. */ | |
377 | ||
378 | struct field | |
c5aa993b | 379 | { |
2fdde8f8 DJ |
380 | union field_location |
381 | { | |
382 | /* Position of this field, counting in bits from start of | |
383 | containing structure. | |
384 | For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB. | |
385 | For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB. | |
386 | For a range bound or enum value, this is the value itself. */ | |
c906108c | 387 | |
2fdde8f8 | 388 | int bitpos; |
c906108c | 389 | |
2fdde8f8 DJ |
390 | /* For a static field, if TYPE_FIELD_STATIC_HAS_ADDR then physaddr |
391 | is the location (in the target) of the static field. | |
392 | Otherwise, physname is the mangled label of the static field. */ | |
c906108c | 393 | |
2fdde8f8 DJ |
394 | CORE_ADDR physaddr; |
395 | char *physname; | |
2fdde8f8 DJ |
396 | } |
397 | loc; | |
c906108c | 398 | |
01ad7f36 DJ |
399 | /* For a function or member type, this is 1 if the argument is marked |
400 | artificial. Artificial arguments should not be shown to the | |
401 | user. */ | |
402 | unsigned int artificial : 1; | |
403 | ||
404 | /* This flag is zero for non-static fields, 1 for fields whose location | |
405 | is specified by the label loc.physname, and 2 for fields whose location | |
406 | is specified by loc.physaddr. */ | |
407 | ||
408 | unsigned int static_kind : 2; | |
409 | ||
2fdde8f8 DJ |
410 | /* Size of this field, in bits, or zero if not packed. |
411 | For an unpacked field, the field's type's length | |
01ad7f36 | 412 | says how many bytes the field occupies. */ |
c906108c | 413 | |
01ad7f36 | 414 | unsigned int bitsize : 29; |
c906108c | 415 | |
2fdde8f8 | 416 | /* In a struct or union type, type of this field. |
ad2f7632 | 417 | In a function or member type, type of this argument. |
2fdde8f8 | 418 | In an array type, the domain-type of the array. */ |
c906108c | 419 | |
2fdde8f8 | 420 | struct type *type; |
c906108c | 421 | |
2fdde8f8 | 422 | /* Name of field, value or argument. |
ad2f7632 DJ |
423 | NULL for range bounds, array domains, and member function |
424 | arguments. */ | |
8176bb6d | 425 | |
2fdde8f8 | 426 | char *name; |
c906108c | 427 | |
2fdde8f8 | 428 | } *fields; |
c906108c | 429 | |
2fdde8f8 DJ |
430 | /* For types with virtual functions (TYPE_CODE_STRUCT), VPTR_BASETYPE |
431 | is the base class which defined the virtual function table pointer. | |
c906108c | 432 | |
2fdde8f8 DJ |
433 | For types that are pointer to member types (TYPE_CODE_MEMBER), |
434 | VPTR_BASETYPE is the type that this pointer is a member of. | |
c906108c | 435 | |
2fdde8f8 DJ |
436 | For method types (TYPE_CODE_METHOD), VPTR_BASETYPE is the aggregate |
437 | type that contains the method. | |
c906108c | 438 | |
2fdde8f8 | 439 | Unused otherwise. */ |
c906108c | 440 | |
2fdde8f8 | 441 | struct type *vptr_basetype; |
c906108c | 442 | |
2fdde8f8 | 443 | /* Slot to point to additional language-specific fields of this type. */ |
c906108c | 444 | |
2fdde8f8 DJ |
445 | union type_specific |
446 | { | |
2fdde8f8 DJ |
447 | /* CPLUS_STUFF is for TYPE_CODE_STRUCT. It is initialized to point to |
448 | cplus_struct_default, a default static instance of a struct | |
449 | cplus_struct_type. */ | |
c906108c | 450 | |
2fdde8f8 | 451 | struct cplus_struct_type *cplus_stuff; |
c906108c | 452 | |
2fdde8f8 DJ |
453 | /* FLOATFORMAT is for TYPE_CODE_FLT. It is a pointer to the |
454 | floatformat object that describes the floating-point value | |
455 | that resides within the type. */ | |
c906108c | 456 | |
2fdde8f8 DJ |
457 | const struct floatformat *floatformat; |
458 | } type_specific; | |
459 | }; | |
c906108c | 460 | |
2fdde8f8 DJ |
461 | /* A ``struct type'' describes a particular instance of a type, with |
462 | some particular qualification. */ | |
463 | struct type | |
464 | { | |
465 | /* Type that is a pointer to this type. | |
466 | NULL if no such pointer-to type is known yet. | |
467 | The debugger may add the address of such a type | |
468 | if it has to construct one later. */ | |
c906108c | 469 | |
2fdde8f8 | 470 | struct type *pointer_type; |
c906108c | 471 | |
2fdde8f8 | 472 | /* C++: also need a reference type. */ |
c906108c | 473 | |
2fdde8f8 | 474 | struct type *reference_type; |
c906108c | 475 | |
2fdde8f8 | 476 | /* Variant chain. This points to a type that differs from this one only |
ab5d3da6 KB |
477 | in qualifiers and length. Currently, the possible qualifiers are |
478 | const, volatile, code-space, data-space, and address class. The | |
479 | length may differ only when one of the address class flags are set. | |
480 | The variants are linked in a circular ring and share MAIN_TYPE. */ | |
2fdde8f8 | 481 | struct type *chain; |
c906108c | 482 | |
2fdde8f8 DJ |
483 | /* Flags specific to this instance of the type, indicating where |
484 | on the ring we are. */ | |
485 | int instance_flags; | |
701c159d | 486 | |
ab5d3da6 KB |
487 | /* Length of storage for a value of this type. This is what |
488 | sizeof(type) would return; use it for address arithmetic, | |
489 | memory reads and writes, etc. This size includes padding. For | |
490 | example, an i386 extended-precision floating point value really | |
491 | only occupies ten bytes, but most ABI's declare its size to be | |
492 | 12 bytes, to preserve alignment. A `struct type' representing | |
493 | such a floating-point type would have a `length' value of 12, | |
494 | even though the last two bytes are unused. | |
495 | ||
496 | There's a bit of a host/target mess here, if you're concerned | |
497 | about machines whose bytes aren't eight bits long, or who don't | |
498 | have byte-addressed memory. Various places pass this to memcpy | |
499 | and such, meaning it must be in units of host bytes. Various | |
500 | other places expect they can calculate addresses by adding it | |
501 | and such, meaning it must be in units of target bytes. For | |
502 | some DSP targets, in which HOST_CHAR_BIT will (presumably) be 8 | |
503 | and TARGET_CHAR_BIT will be (say) 32, this is a problem. | |
504 | ||
505 | One fix would be to make this field in bits (requiring that it | |
506 | always be a multiple of HOST_CHAR_BIT and TARGET_CHAR_BIT) --- | |
507 | the other choice would be to make it consistently in units of | |
508 | HOST_CHAR_BIT. However, this would still fail to address | |
509 | machines based on a ternary or decimal representation. */ | |
510 | ||
511 | unsigned length; | |
512 | ||
2fdde8f8 DJ |
513 | /* Core type, shared by a group of qualified types. */ |
514 | struct main_type *main_type; | |
515 | }; | |
c906108c SS |
516 | |
517 | #define NULL_TYPE ((struct type *) 0) | |
518 | ||
519 | /* C++ language-specific information for TYPE_CODE_STRUCT and TYPE_CODE_UNION | |
520 | nodes. */ | |
521 | ||
522 | struct cplus_struct_type | |
c5aa993b JM |
523 | { |
524 | /* Number of base classes this type derives from. The baseclasses are | |
525 | stored in the first N_BASECLASSES fields (i.e. the `fields' field of | |
526 | the struct type). I think only the `type' field of such a field has | |
527 | any meaning. */ | |
c906108c | 528 | |
c5aa993b | 529 | short n_baseclasses; |
c906108c | 530 | |
c5aa993b JM |
531 | /* Number of methods with unique names. All overloaded methods with |
532 | the same name count only once. */ | |
c906108c | 533 | |
c5aa993b | 534 | short nfn_fields; |
c906108c | 535 | |
c5aa993b JM |
536 | /* Number of methods described for this type, not including the |
537 | methods that it derives from. */ | |
c906108c | 538 | |
c5aa993b | 539 | short nfn_fields_total; |
c906108c | 540 | |
c5aa993b JM |
541 | /* The "declared_type" field contains a code saying how the |
542 | user really declared this type, e.g., "class s", "union s", | |
543 | "struct s". | |
7b83ea04 | 544 | The 3 above things come out from the C++ compiler looking like classes, |
c5aa993b JM |
545 | but we keep track of the real declaration so we can give |
546 | the correct information on "ptype". (Note: TEMPLATE may not | |
547 | belong in this list...) */ | |
c906108c SS |
548 | |
549 | #define DECLARED_TYPE_CLASS 0 | |
550 | #define DECLARED_TYPE_UNION 1 | |
551 | #define DECLARED_TYPE_STRUCT 2 | |
552 | #define DECLARED_TYPE_TEMPLATE 3 | |
c5aa993b JM |
553 | short declared_type; /* One of the above codes */ |
554 | ||
555 | /* For derived classes, the number of base classes is given by n_baseclasses | |
556 | and virtual_field_bits is a bit vector containing one bit per base class. | |
557 | If the base class is virtual, the corresponding bit will be set. | |
558 | I.E, given: | |
c906108c | 559 | |
c5aa993b JM |
560 | class A{}; |
561 | class B{}; | |
562 | class C : public B, public virtual A {}; | |
c906108c | 563 | |
c5aa993b JM |
564 | B is a baseclass of C; A is a virtual baseclass for C. |
565 | This is a C++ 2.0 language feature. */ | |
c906108c | 566 | |
c5aa993b | 567 | B_TYPE *virtual_field_bits; |
c906108c | 568 | |
c5aa993b JM |
569 | /* For classes with private fields, the number of fields is given by |
570 | nfields and private_field_bits is a bit vector containing one bit | |
571 | per field. | |
572 | If the field is private, the corresponding bit will be set. */ | |
c906108c | 573 | |
c5aa993b | 574 | B_TYPE *private_field_bits; |
c906108c | 575 | |
c5aa993b JM |
576 | /* For classes with protected fields, the number of fields is given by |
577 | nfields and protected_field_bits is a bit vector containing one bit | |
578 | per field. | |
579 | If the field is private, the corresponding bit will be set. */ | |
c906108c | 580 | |
c5aa993b | 581 | B_TYPE *protected_field_bits; |
c906108c | 582 | |
c5aa993b JM |
583 | /* for classes with fields to be ignored, either this is optimized out |
584 | or this field has length 0 */ | |
c906108c | 585 | |
c5aa993b | 586 | B_TYPE *ignore_field_bits; |
c906108c | 587 | |
c5aa993b JM |
588 | /* For classes, structures, and unions, a description of each field, |
589 | which consists of an overloaded name, followed by the types of | |
590 | arguments that the method expects, and then the name after it | |
591 | has been renamed to make it distinct. | |
c906108c | 592 | |
c5aa993b | 593 | fn_fieldlists points to an array of nfn_fields of these. */ |
c906108c | 594 | |
c5aa993b JM |
595 | struct fn_fieldlist |
596 | { | |
c906108c | 597 | |
c5aa993b | 598 | /* The overloaded name. */ |
c906108c | 599 | |
c5aa993b | 600 | char *name; |
c906108c | 601 | |
c5aa993b | 602 | /* The number of methods with this name. */ |
c906108c | 603 | |
c5aa993b | 604 | int length; |
c906108c | 605 | |
c5aa993b | 606 | /* The list of methods. */ |
c906108c | 607 | |
c5aa993b JM |
608 | struct fn_field |
609 | { | |
c906108c | 610 | |
c5aa993b JM |
611 | /* If is_stub is clear, this is the mangled name which we can |
612 | look up to find the address of the method (FIXME: it would | |
613 | be cleaner to have a pointer to the struct symbol here | |
614 | instead). */ | |
c906108c | 615 | |
c5aa993b JM |
616 | /* If is_stub is set, this is the portion of the mangled |
617 | name which specifies the arguments. For example, "ii", | |
618 | if there are two int arguments, or "" if there are no | |
619 | arguments. See gdb_mangle_name for the conversion from this | |
620 | format to the one used if is_stub is clear. */ | |
c906108c | 621 | |
c5aa993b | 622 | char *physname; |
c906108c | 623 | |
c5aa993b JM |
624 | /* The function type for the method. |
625 | (This comment used to say "The return value of the method", | |
7b83ea04 | 626 | but that's wrong. The function type |
c5aa993b JM |
627 | is expected here, i.e. something with TYPE_CODE_FUNC, |
628 | and *not* the return-value type). */ | |
c906108c | 629 | |
c5aa993b | 630 | struct type *type; |
c906108c | 631 | |
c5aa993b JM |
632 | /* For virtual functions. |
633 | First baseclass that defines this virtual function. */ | |
c906108c | 634 | |
c5aa993b | 635 | struct type *fcontext; |
c906108c | 636 | |
c5aa993b | 637 | /* Attributes. */ |
c906108c | 638 | |
c5aa993b JM |
639 | unsigned int is_const:1; |
640 | unsigned int is_volatile:1; | |
641 | unsigned int is_private:1; | |
642 | unsigned int is_protected:1; | |
643 | unsigned int is_public:1; | |
644 | unsigned int is_abstract:1; | |
645 | unsigned int is_static:1; | |
646 | unsigned int is_final:1; | |
647 | unsigned int is_synchronized:1; | |
648 | unsigned int is_native:1; | |
b02dede2 | 649 | unsigned int is_artificial:1; |
c906108c | 650 | |
c5aa993b JM |
651 | /* A stub method only has some fields valid (but they are enough |
652 | to reconstruct the rest of the fields). */ | |
653 | unsigned int is_stub:1; | |
c906108c | 654 | |
c5aa993b JM |
655 | /* C++ method that is inlined */ |
656 | unsigned int is_inlined:1; | |
c906108c | 657 | |
c5aa993b | 658 | /* Unused. */ |
b02dede2 | 659 | unsigned int dummy:3; |
c906108c | 660 | |
c5aa993b JM |
661 | /* Index into that baseclass's virtual function table, |
662 | minus 2; else if static: VOFFSET_STATIC; else: 0. */ | |
c906108c | 663 | |
c5aa993b | 664 | unsigned int voffset:16; |
c906108c | 665 | |
c5aa993b | 666 | #define VOFFSET_STATIC 1 |
c906108c | 667 | |
c5aa993b JM |
668 | } |
669 | *fn_fields; | |
c906108c | 670 | |
c5aa993b JM |
671 | } |
672 | *fn_fieldlists; | |
c906108c | 673 | |
7b83ea04 | 674 | /* If this "struct type" describes a template, then it |
c906108c SS |
675 | * has arguments. "template_args" points to an array of |
676 | * template arg descriptors, of length "ntemplate_args". | |
677 | * The only real information in each of these template arg descriptors | |
678 | * is a name. "type" will typically just point to a "struct type" with | |
679 | * the placeholder TYPE_CODE_TEMPLATE_ARG type. | |
680 | */ | |
681 | short ntemplate_args; | |
682 | struct template_arg | |
c5aa993b JM |
683 | { |
684 | char *name; | |
685 | struct type *type; | |
686 | } | |
687 | *template_args; | |
c906108c SS |
688 | |
689 | /* If this "struct type" describes a template, it has a list | |
690 | * of instantiations. "instantiations" is a pointer to an array | |
691 | * of type's, one representing each instantiation. There | |
692 | * are "ninstantiations" elements in this array. | |
693 | */ | |
694 | short ninstantiations; | |
695 | struct type **instantiations; | |
696 | ||
697 | /* The following points to information relevant to the runtime model | |
698 | * of the compiler. | |
699 | * Currently being used only for HP's ANSI C++ compiler. | |
700 | * (This type may have to be changed/enhanced for other compilers.) | |
701 | * | |
702 | * RUNTIME_PTR is NULL if there is no runtime information (currently | |
703 | * this means the type was not compiled by HP aCC). | |
704 | * | |
705 | * Fields in structure pointed to: | |
706 | * ->HAS_VTABLE : 0 => no virtual table, 1 => vtable present | |
7b83ea04 | 707 | * |
c906108c SS |
708 | * ->PRIMARY_BASE points to the first non-virtual base class that has |
709 | * a virtual table. | |
710 | * | |
711 | * ->VIRTUAL_BASE_LIST points to a list of struct type * pointers that | |
712 | * point to the type information for all virtual bases among this type's | |
713 | * ancestors. | |
714 | */ | |
c5aa993b JM |
715 | struct runtime_info |
716 | { | |
717 | short has_vtable; | |
718 | struct type *primary_base; | |
719 | struct type **virtual_base_list; | |
720 | } | |
721 | *runtime_ptr; | |
c906108c SS |
722 | |
723 | /* Pointer to information about enclosing scope, if this is a | |
724 | * local type. If it is not a local type, this is NULL | |
725 | */ | |
c5aa993b JM |
726 | struct local_type_info |
727 | { | |
728 | char *file; | |
729 | int line; | |
730 | } | |
731 | *localtype_ptr; | |
732 | }; | |
c906108c SS |
733 | |
734 | /* Struct used in computing virtual base list */ | |
735 | struct vbase | |
c5aa993b JM |
736 | { |
737 | struct type *vbasetype; /* pointer to virtual base */ | |
738 | struct vbase *next; /* next in chain */ | |
739 | }; | |
c906108c SS |
740 | |
741 | /* Struct used for ranking a function for overload resolution */ | |
c5aa993b JM |
742 | struct badness_vector |
743 | { | |
744 | int length; | |
745 | int *rank; | |
746 | }; | |
c906108c SS |
747 | |
748 | /* The default value of TYPE_CPLUS_SPECIFIC(T) points to the | |
749 | this shared static structure. */ | |
750 | ||
751 | extern const struct cplus_struct_type cplus_struct_default; | |
752 | ||
a14ed312 | 753 | extern void allocate_cplus_struct_type (struct type *); |
c906108c SS |
754 | |
755 | #define INIT_CPLUS_SPECIFIC(type) \ | |
756 | (TYPE_CPLUS_SPECIFIC(type)=(struct cplus_struct_type*)&cplus_struct_default) | |
757 | #define ALLOCATE_CPLUS_STRUCT_TYPE(type) allocate_cplus_struct_type (type) | |
758 | #define HAVE_CPLUS_STRUCT(type) \ | |
759 | (TYPE_CPLUS_SPECIFIC(type) != &cplus_struct_default) | |
760 | ||
2fdde8f8 DJ |
761 | #define TYPE_INSTANCE_FLAGS(thistype) (thistype)->instance_flags |
762 | #define TYPE_MAIN_TYPE(thistype) (thistype)->main_type | |
763 | #define TYPE_NAME(thistype) TYPE_MAIN_TYPE(thistype)->name | |
764 | #define TYPE_TAG_NAME(type) TYPE_MAIN_TYPE(type)->tag_name | |
765 | #define TYPE_TARGET_TYPE(thistype) TYPE_MAIN_TYPE(thistype)->target_type | |
c906108c SS |
766 | #define TYPE_POINTER_TYPE(thistype) (thistype)->pointer_type |
767 | #define TYPE_REFERENCE_TYPE(thistype) (thistype)->reference_type | |
2fdde8f8 | 768 | #define TYPE_CHAIN(thistype) (thistype)->chain |
c906108c SS |
769 | /* Note that if thistype is a TYPEDEF type, you have to call check_typedef. |
770 | But check_typedef does set the TYPE_LENGTH of the TYPEDEF type, | |
771 | so you only have to call check_typedef once. Since allocate_value | |
772 | calls check_typedef, TYPE_LENGTH (VALUE_TYPE (X)) is safe. */ | |
ab5d3da6 | 773 | #define TYPE_LENGTH(thistype) (thistype)->length |
2fdde8f8 DJ |
774 | #define TYPE_OBJFILE(thistype) TYPE_MAIN_TYPE(thistype)->objfile |
775 | #define TYPE_FLAGS(thistype) TYPE_MAIN_TYPE(thistype)->flags | |
aa468c60 | 776 | /* Note that TYPE_CODE can be TYPE_CODE_TYPEDEF, so if you want the real |
c906108c | 777 | type, you need to do TYPE_CODE (check_type (this_type)). */ |
2fdde8f8 DJ |
778 | #define TYPE_CODE(thistype) TYPE_MAIN_TYPE(thistype)->code |
779 | #define TYPE_NFIELDS(thistype) TYPE_MAIN_TYPE(thistype)->nfields | |
780 | #define TYPE_FIELDS(thistype) TYPE_MAIN_TYPE(thistype)->fields | |
c906108c SS |
781 | #define TYPE_TEMPLATE_ARGS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->template_args |
782 | #define TYPE_INSTANTIATIONS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->instantiations | |
783 | ||
784 | #define TYPE_INDEX_TYPE(type) TYPE_FIELD_TYPE (type, 0) | |
785 | #define TYPE_LOW_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 0) | |
786 | #define TYPE_HIGH_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 1) | |
787 | ||
788 | /* Moto-specific stuff for FORTRAN arrays */ | |
789 | ||
2fdde8f8 DJ |
790 | #define TYPE_ARRAY_UPPER_BOUND_TYPE(thistype) \ |
791 | TYPE_MAIN_TYPE(thistype)->upper_bound_type | |
792 | #define TYPE_ARRAY_LOWER_BOUND_TYPE(thistype) \ | |
793 | TYPE_MAIN_TYPE(thistype)->lower_bound_type | |
c906108c SS |
794 | |
795 | #define TYPE_ARRAY_UPPER_BOUND_VALUE(arraytype) \ | |
796 | (TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),1)) | |
797 | ||
798 | #define TYPE_ARRAY_LOWER_BOUND_VALUE(arraytype) \ | |
799 | (TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),0)) | |
800 | ||
801 | /* C++ */ | |
802 | ||
2fdde8f8 DJ |
803 | #define TYPE_VPTR_BASETYPE(thistype) TYPE_MAIN_TYPE(thistype)->vptr_basetype |
804 | #define TYPE_DOMAIN_TYPE(thistype) TYPE_MAIN_TYPE(thistype)->vptr_basetype | |
805 | #define TYPE_VPTR_FIELDNO(thistype) TYPE_MAIN_TYPE(thistype)->vptr_fieldno | |
c906108c SS |
806 | #define TYPE_FN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fields |
807 | #define TYPE_NFN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields | |
808 | #define TYPE_NFN_FIELDS_TOTAL(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields_total | |
809 | #define TYPE_NTEMPLATE_ARGS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->ntemplate_args | |
810 | #define TYPE_NINSTANTIATIONS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->ninstantiations | |
811 | #define TYPE_DECLARED_TYPE(thistype) TYPE_CPLUS_SPECIFIC(thistype)->declared_type | |
2fdde8f8 | 812 | #define TYPE_TYPE_SPECIFIC(thistype) TYPE_MAIN_TYPE(thistype)->type_specific |
2fdde8f8 DJ |
813 | #define TYPE_CPLUS_SPECIFIC(thistype) TYPE_MAIN_TYPE(thistype)->type_specific.cplus_stuff |
814 | #define TYPE_FLOATFORMAT(thistype) TYPE_MAIN_TYPE(thistype)->type_specific.floatformat | |
815 | #define TYPE_BASECLASS(thistype,index) TYPE_MAIN_TYPE(thistype)->fields[index].type | |
c906108c | 816 | #define TYPE_N_BASECLASSES(thistype) TYPE_CPLUS_SPECIFIC(thistype)->n_baseclasses |
2fdde8f8 | 817 | #define TYPE_BASECLASS_NAME(thistype,index) TYPE_MAIN_TYPE(thistype)->fields[index].name |
c906108c SS |
818 | #define TYPE_BASECLASS_BITPOS(thistype,index) TYPE_FIELD_BITPOS(thistype,index) |
819 | #define BASETYPE_VIA_PUBLIC(thistype, index) \ | |
820 | ((!TYPE_FIELD_PRIVATE(thistype, index)) && (!TYPE_FIELD_PROTECTED(thistype, index))) | |
821 | ||
822 | #define BASETYPE_VIA_VIRTUAL(thistype, index) \ | |
823 | (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits == NULL ? 0 \ | |
824 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (index))) | |
825 | ||
826 | #define FIELD_TYPE(thisfld) ((thisfld).type) | |
827 | #define FIELD_NAME(thisfld) ((thisfld).name) | |
828 | #define FIELD_BITPOS(thisfld) ((thisfld).loc.bitpos) | |
01ad7f36 | 829 | #define FIELD_ARTIFICIAL(thisfld) ((thisfld).artificial) |
c906108c | 830 | #define FIELD_BITSIZE(thisfld) ((thisfld).bitsize) |
01ad7f36 | 831 | #define FIELD_STATIC_KIND(thisfld) ((thisfld).static_kind) |
c906108c SS |
832 | #define FIELD_PHYSNAME(thisfld) ((thisfld).loc.physname) |
833 | #define FIELD_PHYSADDR(thisfld) ((thisfld).loc.physaddr) | |
834 | #define SET_FIELD_PHYSNAME(thisfld, name) \ | |
01ad7f36 | 835 | ((thisfld).static_kind = 1, FIELD_PHYSNAME(thisfld) = (name)) |
c906108c | 836 | #define SET_FIELD_PHYSADDR(thisfld, name) \ |
01ad7f36 | 837 | ((thisfld).static_kind = 2, FIELD_PHYSADDR(thisfld) = (name)) |
2fdde8f8 | 838 | #define TYPE_FIELD(thistype, n) TYPE_MAIN_TYPE(thistype)->fields[n] |
c906108c SS |
839 | #define TYPE_FIELD_TYPE(thistype, n) FIELD_TYPE(TYPE_FIELD(thistype, n)) |
840 | #define TYPE_FIELD_NAME(thistype, n) FIELD_NAME(TYPE_FIELD(thistype, n)) | |
841 | #define TYPE_FIELD_BITPOS(thistype, n) FIELD_BITPOS(TYPE_FIELD(thistype,n)) | |
8176bb6d | 842 | #define TYPE_FIELD_ARTIFICIAL(thistype, n) FIELD_ARTIFICIAL(TYPE_FIELD(thistype,n)) |
c906108c SS |
843 | #define TYPE_FIELD_BITSIZE(thistype, n) FIELD_BITSIZE(TYPE_FIELD(thistype,n)) |
844 | #define TYPE_FIELD_PACKED(thistype, n) (FIELD_BITSIZE(TYPE_FIELD(thistype,n))!=0) | |
845 | #define TYPE_TEMPLATE_ARG(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->template_args[n] | |
846 | #define TYPE_INSTANTIATION(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->instantiations[n] | |
847 | ||
848 | #define TYPE_FIELD_PRIVATE_BITS(thistype) \ | |
849 | TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits | |
850 | #define TYPE_FIELD_PROTECTED_BITS(thistype) \ | |
851 | TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits | |
852 | #define TYPE_FIELD_IGNORE_BITS(thistype) \ | |
853 | TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits | |
854 | #define TYPE_FIELD_VIRTUAL_BITS(thistype) \ | |
855 | TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits | |
856 | #define SET_TYPE_FIELD_PRIVATE(thistype, n) \ | |
857 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n)) | |
858 | #define SET_TYPE_FIELD_PROTECTED(thistype, n) \ | |
859 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n)) | |
860 | #define SET_TYPE_FIELD_IGNORE(thistype, n) \ | |
861 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n)) | |
862 | #define SET_TYPE_FIELD_VIRTUAL(thistype, n) \ | |
863 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)) | |
864 | #define TYPE_FIELD_PRIVATE(thistype, n) \ | |
865 | (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits == NULL ? 0 \ | |
866 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n))) | |
867 | #define TYPE_FIELD_PROTECTED(thistype, n) \ | |
868 | (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits == NULL ? 0 \ | |
869 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n))) | |
870 | #define TYPE_FIELD_IGNORE(thistype, n) \ | |
871 | (TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits == NULL ? 0 \ | |
872 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n))) | |
873 | #define TYPE_FIELD_VIRTUAL(thistype, n) \ | |
874 | (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits == NULL ? 0 \ | |
875 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n))) | |
876 | ||
01ad7f36 DJ |
877 | #define TYPE_FIELD_STATIC(thistype, n) (TYPE_MAIN_TYPE (thistype)->fields[n].static_kind != 0) |
878 | #define TYPE_FIELD_STATIC_KIND(thistype, n) TYPE_MAIN_TYPE (thistype)->fields[n].static_kind | |
879 | #define TYPE_FIELD_STATIC_HAS_ADDR(thistype, n) (TYPE_MAIN_TYPE (thistype)->fields[n].static_kind == 2) | |
c906108c SS |
880 | #define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) FIELD_PHYSNAME(TYPE_FIELD(thistype, n)) |
881 | #define TYPE_FIELD_STATIC_PHYSADDR(thistype, n) FIELD_PHYSADDR(TYPE_FIELD(thistype, n)) | |
882 | ||
883 | #define TYPE_FN_FIELDLISTS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists | |
884 | #define TYPE_FN_FIELDLIST(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n] | |
885 | #define TYPE_FN_FIELDLIST1(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].fn_fields | |
886 | #define TYPE_FN_FIELDLIST_NAME(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].name | |
887 | #define TYPE_FN_FIELDLIST_LENGTH(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].length | |
888 | ||
889 | #define TYPE_FN_FIELD(thisfn, n) (thisfn)[n] | |
890 | #define TYPE_FN_FIELD_PHYSNAME(thisfn, n) (thisfn)[n].physname | |
891 | #define TYPE_FN_FIELD_TYPE(thisfn, n) (thisfn)[n].type | |
ad2f7632 | 892 | #define TYPE_FN_FIELD_ARGS(thisfn, n) TYPE_FIELDS ((thisfn)[n].type) |
c906108c SS |
893 | #define TYPE_FN_FIELD_CONST(thisfn, n) ((thisfn)[n].is_const) |
894 | #define TYPE_FN_FIELD_VOLATILE(thisfn, n) ((thisfn)[n].is_volatile) | |
895 | #define TYPE_FN_FIELD_PRIVATE(thisfn, n) ((thisfn)[n].is_private) | |
896 | #define TYPE_FN_FIELD_PROTECTED(thisfn, n) ((thisfn)[n].is_protected) | |
897 | #define TYPE_FN_FIELD_PUBLIC(thisfn, n) ((thisfn)[n].is_public) | |
898 | #define TYPE_FN_FIELD_STATIC(thisfn, n) ((thisfn)[n].is_static) | |
899 | #define TYPE_FN_FIELD_FINAL(thisfn, n) ((thisfn)[n].is_final) | |
900 | #define TYPE_FN_FIELD_SYNCHRONIZED(thisfn, n) ((thisfn)[n].is_synchronized) | |
901 | #define TYPE_FN_FIELD_NATIVE(thisfn, n) ((thisfn)[n].is_native) | |
b02dede2 | 902 | #define TYPE_FN_FIELD_ARTIFICIAL(thisfn, n) ((thisfn)[n].is_artificial) |
c906108c SS |
903 | #define TYPE_FN_FIELD_ABSTRACT(thisfn, n) ((thisfn)[n].is_abstract) |
904 | #define TYPE_FN_FIELD_STUB(thisfn, n) ((thisfn)[n].is_stub) | |
905 | #define TYPE_FN_FIELD_INLINED(thisfn, n) ((thisfn)[n].is_inlined) | |
906 | #define TYPE_FN_FIELD_FCONTEXT(thisfn, n) ((thisfn)[n].fcontext) | |
907 | #define TYPE_FN_FIELD_VOFFSET(thisfn, n) ((thisfn)[n].voffset-2) | |
908 | #define TYPE_FN_FIELD_VIRTUAL_P(thisfn, n) ((thisfn)[n].voffset > 1) | |
909 | #define TYPE_FN_FIELD_STATIC_P(thisfn, n) ((thisfn)[n].voffset == VOFFSET_STATIC) | |
910 | ||
911 | #define TYPE_RUNTIME_PTR(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->runtime_ptr) | |
912 | #define TYPE_VTABLE(thistype) (TYPE_RUNTIME_PTR(thistype)->has_vtable) | |
913 | #define TYPE_HAS_VTABLE(thistype) (TYPE_RUNTIME_PTR(thistype) && TYPE_VTABLE(thistype)) | |
914 | #define TYPE_PRIMARY_BASE(thistype) (TYPE_RUNTIME_PTR(thistype)->primary_base) | |
915 | #define TYPE_VIRTUAL_BASE_LIST(thistype) (TYPE_RUNTIME_PTR(thistype)->virtual_base_list) | |
c5aa993b | 916 | |
c906108c SS |
917 | #define TYPE_LOCALTYPE_PTR(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr) |
918 | #define TYPE_LOCALTYPE_FILE(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr->file) | |
919 | #define TYPE_LOCALTYPE_LINE(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr->line) | |
c5aa993b | 920 | |
c906108c | 921 | #define TYPE_IS_OPAQUE(thistype) (((TYPE_CODE (thistype) == TYPE_CODE_STRUCT) || \ |
7b83ea04 AC |
922 | (TYPE_CODE (thistype) == TYPE_CODE_UNION)) && \ |
923 | (TYPE_NFIELDS (thistype) == 0) && \ | |
924 | (TYPE_CPLUS_SPECIFIC (thistype) && (TYPE_NFN_FIELDS (thistype) == 0))) | |
c5aa993b JM |
925 | |
926 | ||
927 | ||
c906108c SS |
928 | /* Implicit sizes */ |
929 | extern struct type *builtin_type_void; | |
930 | extern struct type *builtin_type_char; | |
931 | extern struct type *builtin_type_short; | |
932 | extern struct type *builtin_type_int; | |
933 | extern struct type *builtin_type_long; | |
934 | extern struct type *builtin_type_signed_char; | |
935 | extern struct type *builtin_type_unsigned_char; | |
936 | extern struct type *builtin_type_unsigned_short; | |
937 | extern struct type *builtin_type_unsigned_int; | |
938 | extern struct type *builtin_type_unsigned_long; | |
939 | extern struct type *builtin_type_float; | |
940 | extern struct type *builtin_type_double; | |
941 | extern struct type *builtin_type_long_double; | |
942 | extern struct type *builtin_type_complex; | |
943 | extern struct type *builtin_type_double_complex; | |
944 | extern struct type *builtin_type_string; | |
945 | extern struct type *builtin_type_bool; | |
946 | ||
c4093a6a | 947 | /* Address/pointer types: */ |
090a2205 AC |
948 | /* (C) Language `pointer to data' type. Some target platforms use an |
949 | implicitly {sign,zero} -extended 32 bit C language pointer on a 64 | |
950 | bit ISA. */ | |
951 | extern struct type *builtin_type_void_data_ptr; | |
ee3a7b7f JB |
952 | |
953 | /* (C) Language `pointer to function returning void' type. Since | |
954 | ANSI, C standards have explicitly said that pointers to functions | |
955 | and pointers to data are not interconvertible --- that is, you | |
956 | can't cast a function pointer to void * and back, and expect to get | |
957 | the same value. However, all function pointer types are | |
958 | interconvertible, so void (*) () can server as a generic function | |
959 | pointer. */ | |
960 | extern struct type *builtin_type_void_func_ptr; | |
961 | ||
c4093a6a JM |
962 | /* The target CPU's address type. This is the ISA address size. */ |
963 | extern struct type *builtin_type_CORE_ADDR; | |
964 | /* The symbol table address type. Some object file formats have a 32 | |
965 | bit address type even though the TARGET has a 64 bit pointer type | |
966 | (cf MIPS). */ | |
967 | extern struct type *builtin_type_bfd_vma; | |
968 | ||
449a5da4 AC |
969 | /* Explicit sizes - see C9X <intypes.h> for naming scheme. The "int0" |
970 | is for when an architecture needs to describe a register that has | |
971 | no size. */ | |
972 | extern struct type *builtin_type_int0; | |
c906108c SS |
973 | extern struct type *builtin_type_int8; |
974 | extern struct type *builtin_type_uint8; | |
975 | extern struct type *builtin_type_int16; | |
976 | extern struct type *builtin_type_uint16; | |
977 | extern struct type *builtin_type_int32; | |
978 | extern struct type *builtin_type_uint32; | |
979 | extern struct type *builtin_type_int64; | |
980 | extern struct type *builtin_type_uint64; | |
8b982acf EZ |
981 | extern struct type *builtin_type_int128; |
982 | extern struct type *builtin_type_uint128; | |
c2d11a7d JM |
983 | |
984 | /* SIMD types. We inherit these names from GCC. */ | |
917317f4 | 985 | extern struct type *builtin_type_v4sf; |
c2d11a7d | 986 | extern struct type *builtin_type_v4si; |
08cf96df | 987 | extern struct type *builtin_type_v16qi; |
c2d11a7d | 988 | extern struct type *builtin_type_v8qi; |
08cf96df | 989 | extern struct type *builtin_type_v8hi; |
c2d11a7d JM |
990 | extern struct type *builtin_type_v4hi; |
991 | extern struct type *builtin_type_v2si; | |
c906108c | 992 | |
b063e7a2 AC |
993 | /* Type for 64 bit vectors. */ |
994 | extern struct type *builtin_type_vec64; | |
995 | extern struct type *builtin_type_vec64i; | |
996 | ||
08cf96df EZ |
997 | /* Type for 128 bit vectors. */ |
998 | extern struct type *builtin_type_vec128; | |
3139facc | 999 | extern struct type *builtin_type_vec128i; |
08cf96df | 1000 | |
598f52df AC |
1001 | /* Explicit floating-point formats. See "floatformat.h". */ |
1002 | extern struct type *builtin_type_ieee_single_big; | |
1003 | extern struct type *builtin_type_ieee_single_little; | |
1004 | extern struct type *builtin_type_ieee_double_big; | |
1005 | extern struct type *builtin_type_ieee_double_little; | |
1006 | extern struct type *builtin_type_ieee_double_littlebyte_bigword; | |
1007 | extern struct type *builtin_type_i387_ext; | |
1008 | extern struct type *builtin_type_m68881_ext; | |
1009 | extern struct type *builtin_type_i960_ext; | |
1010 | extern struct type *builtin_type_m88110_ext; | |
1011 | extern struct type *builtin_type_m88110_harris_ext; | |
1012 | extern struct type *builtin_type_arm_ext_big; | |
1013 | extern struct type *builtin_type_arm_ext_littlebyte_bigword; | |
1014 | extern struct type *builtin_type_ia64_spill_big; | |
1015 | extern struct type *builtin_type_ia64_spill_little; | |
1016 | extern struct type *builtin_type_ia64_quad_big; | |
1017 | extern struct type *builtin_type_ia64_quad_little; | |
1018 | ||
9e0b60a8 JM |
1019 | /* We use this for the '/c' print format, because builtin_type_char is |
1020 | just a one-byte integral type, which languages less laid back than | |
1021 | C will print as ... well, a one-byte integral type. */ | |
1022 | extern struct type *builtin_type_true_char; | |
1023 | ||
c906108c SS |
1024 | /* This type represents a type that was unrecognized in symbol |
1025 | read-in. */ | |
1026 | ||
1027 | extern struct type *builtin_type_error; | |
1028 | ||
1029 | extern struct type *builtin_type_long_long; | |
1030 | extern struct type *builtin_type_unsigned_long_long; | |
1031 | ||
1032 | /* Modula-2 types */ | |
1033 | ||
1034 | extern struct type *builtin_type_m2_char; | |
1035 | extern struct type *builtin_type_m2_int; | |
1036 | extern struct type *builtin_type_m2_card; | |
1037 | extern struct type *builtin_type_m2_real; | |
1038 | extern struct type *builtin_type_m2_bool; | |
1039 | ||
c906108c SS |
1040 | /* Fortran (F77) types */ |
1041 | ||
1042 | extern struct type *builtin_type_f_character; | |
1043 | extern struct type *builtin_type_f_integer; | |
ba41d549 | 1044 | extern struct type *builtin_type_f_integer_s2; |
c906108c SS |
1045 | extern struct type *builtin_type_f_logical; |
1046 | extern struct type *builtin_type_f_logical_s1; | |
1047 | extern struct type *builtin_type_f_logical_s2; | |
c906108c SS |
1048 | extern struct type *builtin_type_f_real; |
1049 | extern struct type *builtin_type_f_real_s8; | |
1050 | extern struct type *builtin_type_f_real_s16; | |
1051 | extern struct type *builtin_type_f_complex_s8; | |
1052 | extern struct type *builtin_type_f_complex_s16; | |
1053 | extern struct type *builtin_type_f_complex_s32; | |
1054 | extern struct type *builtin_type_f_void; | |
1055 | ||
1056 | /* RTTI for C++ */ | |
c5aa993b | 1057 | /* extern struct type *builtin_type_cxx_typeinfo; */ |
c906108c SS |
1058 | |
1059 | /* Maximum and minimum values of built-in types */ | |
1060 | ||
1061 | #define MAX_OF_TYPE(t) \ | |
ba41d549 C |
1062 | (TYPE_UNSIGNED(t) ? UMAX_OF_SIZE(TYPE_LENGTH(t)) \ |
1063 | : MAX_OF_SIZE(TYPE_LENGTH(t))) | |
c906108c SS |
1064 | |
1065 | #define MIN_OF_TYPE(t) \ | |
ba41d549 C |
1066 | (TYPE_UNSIGNED(t) ? UMIN_OF_SIZE(TYPE_LENGTH(t)) \ |
1067 | : MIN_OF_SIZE(TYPE_LENGTH(t))) | |
c906108c SS |
1068 | |
1069 | /* Allocate space for storing data associated with a particular type. | |
1070 | We ensure that the space is allocated using the same mechanism that | |
1071 | was used to allocate the space for the type structure itself. I.E. | |
b99607ea EZ |
1072 | if the type is on an objfile's objfile_obstack, then the space for data |
1073 | associated with that type will also be allocated on the objfile_obstack. | |
c906108c SS |
1074 | If the type is not associated with any particular objfile (such as |
1075 | builtin types), then the data space will be allocated with xmalloc, | |
1076 | the same as for the type structure. */ | |
1077 | ||
1078 | #define TYPE_ALLOC(t,size) \ | |
1079 | (TYPE_OBJFILE (t) != NULL \ | |
b99607ea | 1080 | ? obstack_alloc (&TYPE_OBJFILE (t) -> objfile_obstack, size) \ |
c906108c SS |
1081 | : xmalloc (size)) |
1082 | ||
a14ed312 | 1083 | extern struct type *alloc_type (struct objfile *); |
c906108c | 1084 | |
a14ed312 KB |
1085 | extern struct type *init_type (enum type_code, int, int, char *, |
1086 | struct objfile *); | |
c906108c | 1087 | |
0e101458 AC |
1088 | /* Helper functions to construct a struct or record type. An |
1089 | initially empty type is created using init_composite_type(). | |
1090 | Fields are then added using append_struct_type_field(). A union | |
1091 | type has its size set to the largest field. A struct type has each | |
1092 | field packed against the previous. */ | |
1093 | ||
1094 | extern struct type *init_composite_type (char *name, enum type_code code); | |
1095 | extern void append_composite_type_field (struct type *t, char *name, | |
1096 | struct type *field); | |
1097 | ||
a14ed312 | 1098 | extern struct type *lookup_reference_type (struct type *); |
c906108c | 1099 | |
a14ed312 | 1100 | extern struct type *make_reference_type (struct type *, struct type **); |
c906108c | 1101 | |
a14ed312 | 1102 | extern struct type *make_cv_type (int, int, struct type *, struct type **); |
c906108c | 1103 | |
dd6bda65 DJ |
1104 | extern void replace_type (struct type *, struct type *); |
1105 | ||
47663de5 MS |
1106 | extern int address_space_name_to_int (char *); |
1107 | ||
321432c0 | 1108 | extern const char *address_space_int_to_name (int); |
47663de5 MS |
1109 | |
1110 | extern struct type *make_type_with_address_space (struct type *type, | |
1111 | int space_identifier); | |
1112 | ||
a14ed312 | 1113 | extern struct type *lookup_member_type (struct type *, struct type *); |
c906108c SS |
1114 | |
1115 | extern void | |
ad2f7632 DJ |
1116 | smash_to_method_type (struct type *type, struct type *domain, |
1117 | struct type *to_type, struct field *args, | |
1118 | int nargs, int varargs); | |
c906108c | 1119 | |
570b8f7c | 1120 | extern void smash_to_member_type (struct type *, struct type *, struct type *); |
c906108c | 1121 | |
a14ed312 | 1122 | extern struct type *allocate_stub_method (struct type *); |
c906108c | 1123 | |
a14ed312 | 1124 | extern char *type_name_no_tag (const struct type *); |
c906108c | 1125 | |
a14ed312 | 1126 | extern struct type *lookup_struct_elt_type (struct type *, char *, int); |
c906108c | 1127 | |
a14ed312 | 1128 | extern struct type *make_pointer_type (struct type *, struct type **); |
c906108c | 1129 | |
a14ed312 | 1130 | extern struct type *lookup_pointer_type (struct type *); |
c906108c | 1131 | |
a14ed312 | 1132 | extern struct type *make_function_type (struct type *, struct type **); |
c906108c | 1133 | |
a14ed312 | 1134 | extern struct type *lookup_function_type (struct type *); |
c906108c | 1135 | |
a14ed312 KB |
1136 | extern struct type *create_range_type (struct type *, struct type *, int, |
1137 | int); | |
c906108c | 1138 | |
a14ed312 KB |
1139 | extern struct type *create_array_type (struct type *, struct type *, |
1140 | struct type *); | |
c906108c | 1141 | |
a14ed312 | 1142 | extern struct type *create_string_type (struct type *, struct type *); |
c906108c | 1143 | |
a14ed312 | 1144 | extern struct type *create_set_type (struct type *, struct type *); |
c906108c | 1145 | |
a14ed312 | 1146 | extern struct type *lookup_unsigned_typename (char *); |
c906108c | 1147 | |
a14ed312 | 1148 | extern struct type *lookup_signed_typename (char *); |
c906108c | 1149 | |
a14ed312 | 1150 | extern struct type *check_typedef (struct type *); |
c906108c SS |
1151 | |
1152 | #define CHECK_TYPEDEF(TYPE) (TYPE) = check_typedef (TYPE) | |
1153 | ||
de17c821 | 1154 | extern void check_stub_method_group (struct type *, int); |
c906108c | 1155 | |
a14ed312 | 1156 | extern struct type *lookup_primitive_typename (char *); |
c906108c | 1157 | |
a14ed312 | 1158 | extern char *gdb_mangle_name (struct type *, int, int); |
c906108c | 1159 | |
a14ed312 | 1160 | extern struct type *builtin_type (char **); |
c906108c | 1161 | |
a14ed312 | 1162 | extern struct type *lookup_typename (char *, struct block *, int); |
c906108c | 1163 | |
a14ed312 KB |
1164 | extern struct type *lookup_template_type (char *, struct type *, |
1165 | struct block *); | |
c906108c | 1166 | |
a14ed312 | 1167 | extern struct type *lookup_fundamental_type (struct objfile *, int); |
c906108c | 1168 | |
a14ed312 | 1169 | extern void fill_in_vptr_fieldno (struct type *); |
c906108c | 1170 | |
a14ed312 | 1171 | extern int get_destructor_fn_field (struct type *, int *, int *); |
c906108c | 1172 | |
a14ed312 | 1173 | extern int get_discrete_bounds (struct type *, LONGEST *, LONGEST *); |
c906108c | 1174 | |
a14ed312 | 1175 | extern int is_ancestor (struct type *, struct type *); |
c906108c | 1176 | |
a14ed312 | 1177 | extern int has_vtable (struct type *); |
c906108c | 1178 | |
a14ed312 | 1179 | extern struct type *primary_base_class (struct type *); |
c906108c | 1180 | |
a14ed312 | 1181 | extern struct type **virtual_base_list (struct type *); |
c906108c | 1182 | |
a14ed312 KB |
1183 | extern int virtual_base_list_length (struct type *); |
1184 | extern int virtual_base_list_length_skip_primaries (struct type *); | |
c906108c | 1185 | |
a14ed312 KB |
1186 | extern int virtual_base_index (struct type *, struct type *); |
1187 | extern int virtual_base_index_skip_primaries (struct type *, struct type *); | |
c906108c SS |
1188 | |
1189 | ||
a14ed312 | 1190 | extern int class_index_in_primary_list (struct type *); |
c906108c | 1191 | |
a14ed312 | 1192 | extern int count_virtual_fns (struct type *); |
c906108c SS |
1193 | |
1194 | /* Constants for HP/Taligent ANSI C++ runtime model */ | |
1195 | ||
1196 | /* Where virtual function entries begin in the | |
1197 | * virtual table, in the non-RRBC vtable format. | |
1198 | * First 4 are the metavtable pointer, top offset, | |
1199 | * typeinfo pointer, and dup base info pointer */ | |
1200 | #define HP_ACC_VFUNC_START 4 | |
1201 | ||
7b83ea04 | 1202 | /* (Negative) Offset where virtual base offset entries begin |
c906108c | 1203 | * in the virtual table. Skips over metavtable pointer and |
7b83ea04 | 1204 | * the self-offset entry. |
c906108c SS |
1205 | * NOTE: NEGATE THIS BEFORE USING! The virtual base offsets |
1206 | * appear before the address point of the vtable (the slot | |
1207 | * pointed to by the object's vtable pointer), i.e. at lower | |
1208 | * addresses than the vtable pointer. */ | |
1209 | #define HP_ACC_VBASE_START 2 | |
1210 | ||
1211 | /* (Positive) Offset where the pointer to the typeinfo | |
1212 | * object is present in the virtual table */ | |
1213 | #define HP_ACC_TYPEINFO_OFFSET 2 | |
1214 | ||
1215 | /* (Positive) Offset where the ``top offset'' entry of | |
1216 | * the virtual table is */ | |
1217 | #define HP_ACC_TOP_OFFSET_OFFSET 1 | |
1218 | ||
1219 | /* Overload resolution */ | |
1220 | ||
1221 | #define LENGTH_MATCH(bv) ((bv)->rank[0]) | |
1222 | ||
c5aa993b | 1223 | /* Badness if parameter list length doesn't match arg list length */ |
c906108c | 1224 | #define LENGTH_MISMATCH_BADNESS 100 |
c5aa993b | 1225 | /* Dummy badness value for nonexistent parameter positions */ |
c906108c SS |
1226 | #define TOO_FEW_PARAMS_BADNESS 100 |
1227 | /* Badness if no conversion among types */ | |
1228 | #define INCOMPATIBLE_TYPE_BADNESS 100 | |
c906108c SS |
1229 | |
1230 | /* Badness of integral promotion */ | |
1231 | #define INTEGER_PROMOTION_BADNESS 1 | |
1232 | /* Badness of floating promotion */ | |
1233 | #define FLOAT_PROMOTION_BADNESS 1 | |
1234 | /* Badness of integral conversion */ | |
1235 | #define INTEGER_CONVERSION_BADNESS 2 | |
1236 | /* Badness of floating conversion */ | |
1237 | #define FLOAT_CONVERSION_BADNESS 2 | |
1238 | /* Badness of integer<->floating conversions */ | |
1239 | #define INT_FLOAT_CONVERSION_BADNESS 2 | |
1240 | /* Badness of converting to a boolean */ | |
1241 | #define BOOLEAN_CONVERSION_BADNESS 2 | |
1242 | /* Badness of pointer conversion */ | |
1243 | #define POINTER_CONVERSION_BADNESS 2 | |
1244 | /* Badness of conversion of pointer to void pointer */ | |
1245 | #define VOID_PTR_CONVERSION_BADNESS 2 | |
db577aea | 1246 | /* Badness of converting derived to base class */ |
c906108c | 1247 | #define BASE_CONVERSION_BADNESS 2 |
db577aea AC |
1248 | /* Badness of converting from non-reference to reference */ |
1249 | #define REFERENCE_CONVERSION_BADNESS 2 | |
7b83ea04 | 1250 | |
c906108c SS |
1251 | /* Non-standard conversions allowed by the debugger */ |
1252 | /* Converting a pointer to an int is usually OK */ | |
1253 | #define NS_POINTER_CONVERSION_BADNESS 10 | |
1254 | ||
1255 | ||
a14ed312 | 1256 | extern int compare_badness (struct badness_vector *, struct badness_vector *); |
c906108c | 1257 | |
a14ed312 KB |
1258 | extern struct badness_vector *rank_function (struct type **, int, |
1259 | struct type **, int); | |
c906108c | 1260 | |
a14ed312 | 1261 | extern int rank_one_type (struct type *, struct type *); |
c906108c | 1262 | |
a14ed312 | 1263 | extern void recursive_dump_type (struct type *, int); |
c906108c SS |
1264 | |
1265 | /* printcmd.c */ | |
1266 | ||
a2867626 | 1267 | extern void print_scalar_formatted (void *, struct type *, int, int, |
d9fcf2fb | 1268 | struct ui_file *); |
c906108c | 1269 | |
a14ed312 | 1270 | extern int can_dereference (struct type *); |
c906108c | 1271 | |
a14ed312 | 1272 | extern int is_integral_type (struct type *); |
adf40b2e | 1273 | |
a14ed312 | 1274 | extern void maintenance_print_type (char *, int); |
c906108c | 1275 | |
c5aa993b | 1276 | #endif /* GDBTYPES_H */ |