Commit | Line | Data |
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c906108c | 1 | /* Internal type definitions for GDB. |
1bac305b | 2 | |
6aba47ca DJ |
3 | Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, |
4 | 2002, 2003, 2004, 2006, 2007 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 | |
197e01b6 EZ |
22 | Foundation, Inc., 51 Franklin Street, Fifth Floor, |
23 | Boston, MA 02110-1301, USA. */ | |
c906108c SS |
24 | |
25 | #if !defined (GDBTYPES_H) | |
26 | #define GDBTYPES_H 1 | |
27 | ||
ae5a43e0 DJ |
28 | #include "hashtab.h" |
29 | ||
7fc73f38 | 30 | /* Forward declarations for prototypes. */ |
da3331ec | 31 | struct field; |
7fc73f38 MK |
32 | struct block; |
33 | ||
c906108c SS |
34 | /* Codes for `fundamental types'. This is a monstrosity based on the |
35 | bogus notion that there are certain compiler-independent | |
36 | `fundamental types'. None of these is well-defined (how big is | |
37 | FT_SHORT? Does it depend on the language? How does the | |
38 | language-specific code know which type to correlate to FT_SHORT?) */ | |
39 | ||
40 | #define FT_VOID 0 | |
41 | #define FT_BOOLEAN 1 | |
c5aa993b JM |
42 | #define FT_CHAR 2 /* we use this for not-unsigned C/C++ chars */ |
43 | #define FT_SIGNED_CHAR 3 /* we use this for C++ signed chars */ | |
44 | #define FT_UNSIGNED_CHAR 4 /* we use this for C/C++ unsigned chars */ | |
c906108c SS |
45 | #define FT_SHORT 5 |
46 | #define FT_SIGNED_SHORT 6 | |
47 | #define FT_UNSIGNED_SHORT 7 | |
48 | #define FT_INTEGER 8 | |
49 | #define FT_SIGNED_INTEGER 9 | |
50 | #define FT_UNSIGNED_INTEGER 10 | |
51 | #define FT_LONG 11 | |
52 | #define FT_SIGNED_LONG 12 | |
53 | #define FT_UNSIGNED_LONG 13 | |
54 | #define FT_LONG_LONG 14 | |
55 | #define FT_SIGNED_LONG_LONG 15 | |
56 | #define FT_UNSIGNED_LONG_LONG 16 | |
57 | #define FT_FLOAT 17 | |
58 | #define FT_DBL_PREC_FLOAT 18 | |
59 | #define FT_EXT_PREC_FLOAT 19 | |
60 | #define FT_COMPLEX 20 | |
61 | #define FT_DBL_PREC_COMPLEX 21 | |
62 | #define FT_EXT_PREC_COMPLEX 22 | |
63 | #define FT_STRING 23 | |
64 | #define FT_FIXED_DECIMAL 24 | |
65 | #define FT_FLOAT_DECIMAL 25 | |
66 | #define FT_BYTE 26 | |
67 | #define FT_UNSIGNED_BYTE 27 | |
68 | #define FT_TEMPLATE_ARG 28 | |
69 | ||
70 | #define FT_NUM_MEMBERS 29 /* Highest FT_* above, plus one. */ | |
71 | ||
72 | /* Some macros for char-based bitfields. */ | |
73 | ||
74 | #define B_SET(a,x) ((a)[(x)>>3] |= (1 << ((x)&7))) | |
75 | #define B_CLR(a,x) ((a)[(x)>>3] &= ~(1 << ((x)&7))) | |
76 | #define B_TST(a,x) ((a)[(x)>>3] & (1 << ((x)&7))) | |
77 | #define B_TYPE unsigned char | |
78 | #define B_BYTES(x) ( 1 + ((x)>>3) ) | |
79 | #define B_CLRALL(a,x) memset ((a), 0, B_BYTES(x)) | |
80 | ||
81 | /* Different kinds of data types are distinguished by the `code' field. */ | |
82 | ||
83 | enum type_code | |
c5aa993b JM |
84 | { |
85 | TYPE_CODE_UNDEF, /* Not used; catches errors */ | |
86 | TYPE_CODE_PTR, /* Pointer type */ | |
e6742ace JB |
87 | |
88 | /* Array type with lower & upper bounds. | |
89 | ||
90 | Regardless of the language, GDB represents multidimensional | |
91 | array types the way C does: as arrays of arrays. So an | |
92 | instance of a GDB array type T can always be seen as a series | |
93 | of instances of TYPE_TARGET_TYPE (T) laid out sequentially in | |
94 | memory. | |
95 | ||
96 | Row-major languages like C lay out multi-dimensional arrays so | |
97 | that incrementing the rightmost index in a subscripting | |
98 | expression results in the smallest change in the address of the | |
99 | element referred to. Column-major languages like Fortran lay | |
100 | them out so that incrementing the leftmost index results in the | |
101 | smallest change. | |
102 | ||
103 | This means that, in column-major languages, working our way | |
104 | from type to target type corresponds to working through indices | |
105 | from right to left, not left to right. */ | |
106 | TYPE_CODE_ARRAY, | |
107 | ||
c5aa993b JM |
108 | TYPE_CODE_STRUCT, /* C struct or Pascal record */ |
109 | TYPE_CODE_UNION, /* C union or Pascal variant part */ | |
110 | TYPE_CODE_ENUM, /* Enumeration type */ | |
4f2aea11 | 111 | TYPE_CODE_FLAGS, /* Bit flags type */ |
c5aa993b JM |
112 | TYPE_CODE_FUNC, /* Function type */ |
113 | TYPE_CODE_INT, /* Integer type */ | |
114 | ||
115 | /* Floating type. This is *NOT* a complex type. Beware, there are parts | |
116 | of GDB which bogusly assume that TYPE_CODE_FLT can mean complex. */ | |
117 | TYPE_CODE_FLT, | |
118 | ||
119 | /* Void type. The length field specifies the length (probably always | |
120 | one) which is used in pointer arithmetic involving pointers to | |
121 | this type, but actually dereferencing such a pointer is invalid; | |
122 | a void type has no length and no actual representation in memory | |
123 | or registers. A pointer to a void type is a generic pointer. */ | |
124 | TYPE_CODE_VOID, | |
125 | ||
126 | TYPE_CODE_SET, /* Pascal sets */ | |
127 | TYPE_CODE_RANGE, /* Range (integers within spec'd bounds) */ | |
128 | ||
129 | /* A string type which is like an array of character but prints | |
1b831c93 AC |
130 | differently (at least for (the deleted) CHILL). It does not |
131 | contain a length field as Pascal strings (for many Pascals, | |
132 | anyway) do; if we want to deal with such strings, we should use | |
133 | a new type code. */ | |
c5aa993b JM |
134 | TYPE_CODE_STRING, |
135 | ||
db034ac5 | 136 | /* String of bits; like TYPE_CODE_SET but prints differently (at |
1b831c93 | 137 | least for (the deleted) CHILL). */ |
c5aa993b JM |
138 | TYPE_CODE_BITSTRING, |
139 | ||
140 | /* Unknown type. The length field is valid if we were able to | |
141 | deduce that much about the type, or 0 if we don't even know that. */ | |
142 | TYPE_CODE_ERROR, | |
143 | ||
144 | /* C++ */ | |
c5aa993b | 145 | TYPE_CODE_METHOD, /* Method type */ |
0d5de010 DJ |
146 | |
147 | /* Pointer-to-member-function type. This describes how to access a | |
148 | particular member function of a class (possibly a virtual | |
149 | member function). The representation may vary between different | |
150 | C++ ABIs. */ | |
151 | TYPE_CODE_METHODPTR, | |
152 | ||
153 | /* Pointer-to-member type. This is the offset within a class to some | |
154 | particular data member. The only currently supported representation | |
155 | uses an unbiased offset, with -1 representing NULL; this is used | |
156 | by the Itanium C++ ABI (used by GCC on all platforms). */ | |
157 | TYPE_CODE_MEMBERPTR, | |
158 | ||
c5aa993b JM |
159 | TYPE_CODE_REF, /* C++ Reference types */ |
160 | ||
161 | TYPE_CODE_CHAR, /* *real* character type */ | |
162 | ||
163 | /* Boolean type. 0 is false, 1 is true, and other values are non-boolean | |
164 | (e.g. FORTRAN "logical" used as unsigned int). */ | |
165 | TYPE_CODE_BOOL, | |
166 | ||
167 | /* Fortran */ | |
168 | TYPE_CODE_COMPLEX, /* Complex float */ | |
169 | ||
170 | TYPE_CODE_TYPEDEF, | |
171 | TYPE_CODE_TEMPLATE, /* C++ template */ | |
5c4e30ca | 172 | TYPE_CODE_TEMPLATE_ARG, /* C++ template arg */ |
c5aa993b | 173 | |
20605361 | 174 | TYPE_CODE_NAMESPACE /* C++ namespace. */ |
c5aa993b | 175 | }; |
c906108c SS |
176 | |
177 | /* For now allow source to use TYPE_CODE_CLASS for C++ classes, as an | |
178 | alias for TYPE_CODE_STRUCT. This is for DWARF, which has a distinct | |
179 | "class" attribute. Perhaps we should actually have a separate TYPE_CODE | |
180 | so that we can print "class" or "struct" depending on what the debug | |
181 | info said. It's not clear we should bother. */ | |
182 | ||
183 | #define TYPE_CODE_CLASS TYPE_CODE_STRUCT | |
184 | ||
aa468c60 | 185 | /* Some bits for the type's flags word, and macros to test them. */ |
c906108c SS |
186 | |
187 | /* Unsigned integer type. If this is not set for a TYPE_CODE_INT, the | |
188 | type is signed (unless TYPE_FLAG_NOSIGN (below) is set). */ | |
189 | ||
190 | #define TYPE_FLAG_UNSIGNED (1 << 0) | |
4c90d51b | 191 | #define TYPE_UNSIGNED(t) (TYPE_FLAGS (t) & TYPE_FLAG_UNSIGNED) |
c906108c SS |
192 | |
193 | /* No sign for this type. In C++, "char", "signed char", and "unsigned | |
194 | char" are distinct types; so we need an extra flag to indicate the | |
ba91526b | 195 | absence of a sign! */ |
c906108c SS |
196 | |
197 | #define TYPE_FLAG_NOSIGN (1 << 1) | |
4c90d51b | 198 | #define TYPE_NOSIGN(t) (TYPE_FLAGS (t) & TYPE_FLAG_NOSIGN) |
c906108c SS |
199 | |
200 | /* This appears in a type's flags word if it is a stub type (e.g., if | |
201 | someone referenced a type that wasn't defined in a source file | |
202 | via (struct sir_not_appearing_in_this_film *)). */ | |
203 | ||
204 | #define TYPE_FLAG_STUB (1 << 2) | |
4c90d51b | 205 | #define TYPE_STUB(t) (TYPE_FLAGS (t) & TYPE_FLAG_STUB) |
c906108c SS |
206 | |
207 | /* The target type of this type is a stub type, and this type needs to | |
208 | be updated if it gets un-stubbed in check_typedef. | |
209 | Used for arrays and ranges, in which TYPE_LENGTH of the array/range | |
210 | gets set based on the TYPE_LENGTH of the target type. | |
211 | Also, set for TYPE_CODE_TYPEDEF. */ | |
212 | ||
aa468c60 | 213 | #define TYPE_FLAG_TARGET_STUB (1 << 3) |
4c90d51b | 214 | #define TYPE_TARGET_STUB(t) (TYPE_FLAGS (t) & TYPE_FLAG_TARGET_STUB) |
c906108c | 215 | |
7b83ea04 | 216 | /* Static type. If this is set, the corresponding type had |
c906108c SS |
217 | * a static modifier. |
218 | * Note: This may be unnecessary, since static data members | |
219 | * are indicated by other means (bitpos == -1) | |
220 | */ | |
221 | ||
aa468c60 | 222 | #define TYPE_FLAG_STATIC (1 << 4) |
4c90d51b | 223 | #define TYPE_STATIC(t) (TYPE_FLAGS (t) & TYPE_FLAG_STATIC) |
c906108c SS |
224 | |
225 | /* Constant type. If this is set, the corresponding type has a | |
226 | * const modifier. | |
227 | */ | |
228 | ||
aa468c60 | 229 | #define TYPE_FLAG_CONST (1 << 5) |
2fdde8f8 | 230 | #define TYPE_CONST(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_CONST) |
c906108c SS |
231 | |
232 | /* Volatile type. If this is set, the corresponding type has a | |
233 | * volatile modifier. | |
234 | */ | |
235 | ||
aa468c60 | 236 | #define TYPE_FLAG_VOLATILE (1 << 6) |
2fdde8f8 | 237 | #define TYPE_VOLATILE(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_VOLATILE) |
c906108c SS |
238 | |
239 | ||
240 | /* This is a function type which appears to have a prototype. We need this | |
241 | for function calls in order to tell us if it's necessary to coerce the args, | |
242 | or to just do the standard conversions. This is used with a short field. */ | |
243 | ||
aa468c60 | 244 | #define TYPE_FLAG_PROTOTYPED (1 << 7) |
4c90d51b | 245 | #define TYPE_PROTOTYPED(t) (TYPE_FLAGS (t) & TYPE_FLAG_PROTOTYPED) |
c906108c SS |
246 | |
247 | /* This flag is used to indicate that processing for this type | |
248 | is incomplete. | |
c5aa993b | 249 | |
c906108c SS |
250 | (Mostly intended for HP platforms, where class methods, for |
251 | instance, can be encountered before their classes in the debug | |
252 | info; the incomplete type has to be marked so that the class and | |
253 | the method can be assigned correct types.) */ | |
254 | ||
aa468c60 | 255 | #define TYPE_FLAG_INCOMPLETE (1 << 8) |
4c90d51b | 256 | #define TYPE_INCOMPLETE(t) (TYPE_FLAGS (t) & TYPE_FLAG_INCOMPLETE) |
c906108c | 257 | |
47663de5 MS |
258 | /* Instruction-space delimited type. This is for Harvard architectures |
259 | which have separate instruction and data address spaces (and perhaps | |
260 | others). | |
261 | ||
262 | GDB usually defines a flat address space that is a superset of the | |
263 | architecture's two (or more) address spaces, but this is an extension | |
264 | of the architecture's model. | |
265 | ||
266 | If TYPE_FLAG_INST is set, an object of the corresponding type | |
267 | resides in instruction memory, even if its address (in the extended | |
268 | flat address space) does not reflect this. | |
269 | ||
270 | Similarly, if TYPE_FLAG_DATA is set, then an object of the | |
271 | corresponding type resides in the data memory space, even if | |
272 | this is not indicated by its (flat address space) address. | |
273 | ||
274 | If neither flag is set, the default space for functions / methods | |
275 | is instruction space, and for data objects is data memory. */ | |
276 | ||
aa468c60 | 277 | #define TYPE_FLAG_CODE_SPACE (1 << 9) |
2fdde8f8 | 278 | #define TYPE_CODE_SPACE(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_CODE_SPACE) |
aa468c60 FF |
279 | |
280 | #define TYPE_FLAG_DATA_SPACE (1 << 10) | |
2fdde8f8 | 281 | #define TYPE_DATA_SPACE(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_DATA_SPACE) |
47663de5 | 282 | |
ad2f7632 DJ |
283 | /* FIXME drow/2002-06-03: Only used for methods, but applies as well |
284 | to functions. */ | |
878ac530 | 285 | |
aa468c60 | 286 | #define TYPE_FLAG_VARARGS (1 << 11) |
4c90d51b | 287 | #define TYPE_VARARGS(t) (TYPE_FLAGS (t) & TYPE_FLAG_VARARGS) |
c906108c | 288 | |
f5f8a009 EZ |
289 | /* Identify a vector type. Gcc is handling this by adding an extra |
290 | attribute to the array type. We slurp that in as a new flag of a | |
291 | type. This is used only in dwarf2read.c. */ | |
292 | #define TYPE_FLAG_VECTOR (1 << 12) | |
4c90d51b | 293 | #define TYPE_VECTOR(t) (TYPE_FLAGS (t) & TYPE_FLAG_VECTOR) |
f5f8a009 | 294 | |
8b2dbe47 KB |
295 | /* Address class flags. Some environments provide for pointers whose |
296 | size is different from that of a normal pointer or address types | |
297 | where the bits are interpreted differently than normal addresses. The | |
298 | TYPE_FLAG_ADDRESS_CLASS_n flags may be used in target specific | |
299 | ways to represent these different types of address classes. */ | |
300 | #define TYPE_FLAG_ADDRESS_CLASS_1 (1 << 13) | |
301 | #define TYPE_ADDRESS_CLASS_1(t) (TYPE_INSTANCE_FLAGS(t) \ | |
302 | & TYPE_FLAG_ADDRESS_CLASS_1) | |
303 | #define TYPE_FLAG_ADDRESS_CLASS_2 (1 << 14) | |
304 | #define TYPE_ADDRESS_CLASS_2(t) (TYPE_INSTANCE_FLAGS(t) \ | |
305 | & TYPE_FLAG_ADDRESS_CLASS_2) | |
306 | #define TYPE_FLAG_ADDRESS_CLASS_ALL (TYPE_FLAG_ADDRESS_CLASS_1 \ | |
307 | | TYPE_FLAG_ADDRESS_CLASS_2) | |
308 | #define TYPE_ADDRESS_CLASS_ALL(t) (TYPE_INSTANCE_FLAGS(t) \ | |
309 | & TYPE_FLAG_ADDRESS_CLASS_ALL) | |
310 | ||
963a6417 PH |
311 | /* The debugging formats (especially STABS) do not contain enough information |
312 | to represent all Ada types---especially those whose size depends on | |
313 | dynamic quantities. Therefore, the GNAT Ada compiler includes | |
314 | extra information in the form of additional type definitions | |
315 | connected by naming conventions. This flag indicates that the | |
316 | type is an ordinary (unencoded) GDB type that has been created from | |
317 | the necessary run-time information, and does not need further | |
318 | interpretation. Optionally marks ordinary, fixed-size GDB type. */ | |
319 | ||
320 | #define TYPE_FLAG_FIXED_INSTANCE (1 << 15) | |
321 | ||
d77b6808 JK |
322 | /* This debug target supports TYPE_STUB(t). In the unsupported case we have to |
323 | rely on NFIELDS to be zero etc., see TYPE_IS_OPAQUE (). | |
324 | TYPE_STUB(t) with !TYPE_STUB_SUPPORTED(t) may exist if we only guessed | |
325 | the TYPE_STUB(t) value (see dwarfread.c). */ | |
326 | ||
327 | #define TYPE_FLAG_STUB_SUPPORTED (1 << 16) | |
328 | #define TYPE_STUB_SUPPORTED(t) (TYPE_FLAGS (t) & TYPE_FLAG_STUB_SUPPORTED) | |
329 | ||
72e5f484 MC |
330 | /* Array bound type. */ |
331 | enum array_bound_type | |
332 | { | |
333 | BOUND_SIMPLE = 0, | |
334 | BOUND_BY_VALUE_IN_REG, | |
335 | BOUND_BY_REF_IN_REG, | |
336 | BOUND_BY_VALUE_ON_STACK, | |
337 | BOUND_BY_REF_ON_STACK, | |
338 | BOUND_CANNOT_BE_DETERMINED | |
339 | }; | |
340 | ||
0955bbf0 MC |
341 | /* This structure is space-critical. |
342 | Its layout has been tweaked to reduce the space used. */ | |
343 | ||
2fdde8f8 DJ |
344 | struct main_type |
345 | { | |
346 | /* Code for kind of type */ | |
347 | ||
0955bbf0 MC |
348 | ENUM_BITFIELD(type_code) code : 8; |
349 | ||
72e5f484 MC |
350 | /* Array bounds. These fields appear at this location because |
351 | they pack nicely here. */ | |
352 | ||
353 | ENUM_BITFIELD(array_bound_type) upper_bound_type : 4; | |
354 | ENUM_BITFIELD(array_bound_type) lower_bound_type : 4; | |
2fdde8f8 DJ |
355 | |
356 | /* Name of this type, or NULL if none. | |
357 | ||
358 | This is used for printing only, except by poorly designed C++ code. | |
176620f1 | 359 | For looking up a name, look for a symbol in the VAR_DOMAIN. */ |
2fdde8f8 DJ |
360 | |
361 | char *name; | |
362 | ||
363 | /* Tag name for this type, or NULL if none. This means that the | |
364 | name of the type consists of a keyword followed by the tag name. | |
365 | Which keyword is determined by the type code ("struct" for | |
366 | TYPE_CODE_STRUCT, etc.). As far as I know C/C++ are the only languages | |
367 | with this feature. | |
368 | ||
369 | This is used for printing only, except by poorly designed C++ code. | |
176620f1 | 370 | For looking up a name, look for a symbol in the STRUCT_DOMAIN. |
2fdde8f8 DJ |
371 | One more legitimate use is that if TYPE_FLAG_STUB is set, this is |
372 | the name to use to look for definitions in other files. */ | |
373 | ||
374 | char *tag_name; | |
375 | ||
2fdde8f8 | 376 | /* Every type is now associated with a particular objfile, and the |
b99607ea | 377 | type is allocated on the objfile_obstack for that objfile. One problem |
2fdde8f8 DJ |
378 | however, is that there are times when gdb allocates new types while |
379 | it is not in the process of reading symbols from a particular objfile. | |
380 | Fortunately, these happen when the type being created is a derived | |
381 | type of an existing type, such as in lookup_pointer_type(). So | |
382 | we can just allocate the new type using the same objfile as the | |
383 | existing type, but to do this we need a backpointer to the objfile | |
384 | from the existing type. Yes this is somewhat ugly, but without | |
385 | major overhaul of the internal type system, it can't be avoided | |
386 | for now. */ | |
387 | ||
388 | struct objfile *objfile; | |
389 | ||
390 | /* For a pointer type, describes the type of object pointed to. | |
391 | For an array type, describes the type of the elements. | |
392 | For a function or method type, describes the type of the return value. | |
393 | For a range type, describes the type of the full range. | |
394 | For a complex type, describes the type of each coordinate. | |
395 | Unused otherwise. */ | |
396 | ||
397 | struct type *target_type; | |
398 | ||
399 | /* Flags about this type. */ | |
400 | ||
401 | int flags; | |
402 | ||
403 | /* Number of fields described for this type */ | |
404 | ||
405 | short nfields; | |
406 | ||
0955bbf0 MC |
407 | /* Field number of the virtual function table pointer in |
408 | VPTR_BASETYPE. If -1, we were unable to find the virtual | |
409 | function table pointer in initial symbol reading, and | |
410 | fill_in_vptr_fieldno should be called to find it if possible. | |
411 | ||
412 | Unused if this type does not have virtual functions. */ | |
413 | ||
414 | short vptr_fieldno; | |
415 | ||
2fdde8f8 DJ |
416 | /* For structure and union types, a description of each field. |
417 | For set and pascal array types, there is one "field", | |
418 | whose type is the domain type of the set or array. | |
419 | For range types, there are two "fields", | |
420 | the minimum and maximum values (both inclusive). | |
421 | For enum types, each possible value is described by one "field". | |
ad2f7632 | 422 | For a function or method type, a "field" for each parameter. |
2fdde8f8 DJ |
423 | For C++ classes, there is one field for each base class (if it is |
424 | a derived class) plus one field for each class data member. Member | |
425 | functions are recorded elsewhere. | |
426 | ||
427 | Using a pointer to a separate array of fields | |
428 | allows all types to have the same size, which is useful | |
429 | because we can allocate the space for a type before | |
430 | we know what to put in it. */ | |
431 | ||
432 | struct field | |
c5aa993b | 433 | { |
2fdde8f8 DJ |
434 | union field_location |
435 | { | |
436 | /* Position of this field, counting in bits from start of | |
437 | containing structure. | |
438 | For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB. | |
439 | For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB. | |
440 | For a range bound or enum value, this is the value itself. */ | |
c906108c | 441 | |
2fdde8f8 | 442 | int bitpos; |
c906108c | 443 | |
2fdde8f8 DJ |
444 | /* For a static field, if TYPE_FIELD_STATIC_HAS_ADDR then physaddr |
445 | is the location (in the target) of the static field. | |
446 | Otherwise, physname is the mangled label of the static field. */ | |
c906108c | 447 | |
2fdde8f8 DJ |
448 | CORE_ADDR physaddr; |
449 | char *physname; | |
2fdde8f8 DJ |
450 | } |
451 | loc; | |
c906108c | 452 | |
01ad7f36 DJ |
453 | /* For a function or member type, this is 1 if the argument is marked |
454 | artificial. Artificial arguments should not be shown to the | |
455 | user. */ | |
456 | unsigned int artificial : 1; | |
457 | ||
458 | /* This flag is zero for non-static fields, 1 for fields whose location | |
459 | is specified by the label loc.physname, and 2 for fields whose location | |
460 | is specified by loc.physaddr. */ | |
461 | ||
462 | unsigned int static_kind : 2; | |
463 | ||
2fdde8f8 DJ |
464 | /* Size of this field, in bits, or zero if not packed. |
465 | For an unpacked field, the field's type's length | |
01ad7f36 | 466 | says how many bytes the field occupies. */ |
c906108c | 467 | |
01ad7f36 | 468 | unsigned int bitsize : 29; |
c906108c | 469 | |
2fdde8f8 | 470 | /* In a struct or union type, type of this field. |
ad2f7632 | 471 | In a function or member type, type of this argument. |
2fdde8f8 | 472 | In an array type, the domain-type of the array. */ |
c906108c | 473 | |
2fdde8f8 | 474 | struct type *type; |
c906108c | 475 | |
2fdde8f8 | 476 | /* Name of field, value or argument. |
ad2f7632 DJ |
477 | NULL for range bounds, array domains, and member function |
478 | arguments. */ | |
8176bb6d | 479 | |
2fdde8f8 | 480 | char *name; |
c906108c | 481 | |
2fdde8f8 | 482 | } *fields; |
c906108c | 483 | |
2fdde8f8 DJ |
484 | /* For types with virtual functions (TYPE_CODE_STRUCT), VPTR_BASETYPE |
485 | is the base class which defined the virtual function table pointer. | |
c906108c | 486 | |
0d5de010 DJ |
487 | For types that are pointer to member types (TYPE_CODE_METHODPTR, |
488 | TYPE_CODE_MEMBERPTR), VPTR_BASETYPE is the type that this pointer | |
489 | is a member of. | |
c906108c | 490 | |
2fdde8f8 DJ |
491 | For method types (TYPE_CODE_METHOD), VPTR_BASETYPE is the aggregate |
492 | type that contains the method. | |
c906108c | 493 | |
2fdde8f8 | 494 | Unused otherwise. */ |
c906108c | 495 | |
2fdde8f8 | 496 | struct type *vptr_basetype; |
c906108c | 497 | |
2fdde8f8 | 498 | /* Slot to point to additional language-specific fields of this type. */ |
c906108c | 499 | |
2fdde8f8 DJ |
500 | union type_specific |
501 | { | |
2fdde8f8 DJ |
502 | /* CPLUS_STUFF is for TYPE_CODE_STRUCT. It is initialized to point to |
503 | cplus_struct_default, a default static instance of a struct | |
504 | cplus_struct_type. */ | |
c906108c | 505 | |
2fdde8f8 | 506 | struct cplus_struct_type *cplus_stuff; |
c906108c | 507 | |
8da61cc4 DJ |
508 | /* FLOATFORMAT is for TYPE_CODE_FLT. It is a pointer to two |
509 | floatformat objects that describe the floating-point value | |
510 | that resides within the type. The first is for big endian | |
511 | targets and the second is for little endian targets. */ | |
c906108c | 512 | |
8da61cc4 | 513 | const struct floatformat **floatformat; |
2fdde8f8 DJ |
514 | } type_specific; |
515 | }; | |
c906108c | 516 | |
2fdde8f8 DJ |
517 | /* A ``struct type'' describes a particular instance of a type, with |
518 | some particular qualification. */ | |
519 | struct type | |
520 | { | |
521 | /* Type that is a pointer to this type. | |
522 | NULL if no such pointer-to type is known yet. | |
523 | The debugger may add the address of such a type | |
524 | if it has to construct one later. */ | |
c906108c | 525 | |
2fdde8f8 | 526 | struct type *pointer_type; |
c906108c | 527 | |
2fdde8f8 | 528 | /* C++: also need a reference type. */ |
c906108c | 529 | |
2fdde8f8 | 530 | struct type *reference_type; |
c906108c | 531 | |
2fdde8f8 | 532 | /* Variant chain. This points to a type that differs from this one only |
ab5d3da6 KB |
533 | in qualifiers and length. Currently, the possible qualifiers are |
534 | const, volatile, code-space, data-space, and address class. The | |
535 | length may differ only when one of the address class flags are set. | |
536 | The variants are linked in a circular ring and share MAIN_TYPE. */ | |
2fdde8f8 | 537 | struct type *chain; |
c906108c | 538 | |
2fdde8f8 DJ |
539 | /* Flags specific to this instance of the type, indicating where |
540 | on the ring we are. */ | |
541 | int instance_flags; | |
701c159d | 542 | |
ab5d3da6 KB |
543 | /* Length of storage for a value of this type. This is what |
544 | sizeof(type) would return; use it for address arithmetic, | |
545 | memory reads and writes, etc. This size includes padding. For | |
546 | example, an i386 extended-precision floating point value really | |
547 | only occupies ten bytes, but most ABI's declare its size to be | |
548 | 12 bytes, to preserve alignment. A `struct type' representing | |
549 | such a floating-point type would have a `length' value of 12, | |
550 | even though the last two bytes are unused. | |
551 | ||
552 | There's a bit of a host/target mess here, if you're concerned | |
553 | about machines whose bytes aren't eight bits long, or who don't | |
554 | have byte-addressed memory. Various places pass this to memcpy | |
555 | and such, meaning it must be in units of host bytes. Various | |
556 | other places expect they can calculate addresses by adding it | |
557 | and such, meaning it must be in units of target bytes. For | |
558 | some DSP targets, in which HOST_CHAR_BIT will (presumably) be 8 | |
559 | and TARGET_CHAR_BIT will be (say) 32, this is a problem. | |
560 | ||
561 | One fix would be to make this field in bits (requiring that it | |
562 | always be a multiple of HOST_CHAR_BIT and TARGET_CHAR_BIT) --- | |
563 | the other choice would be to make it consistently in units of | |
564 | HOST_CHAR_BIT. However, this would still fail to address | |
565 | machines based on a ternary or decimal representation. */ | |
566 | ||
567 | unsigned length; | |
568 | ||
2fdde8f8 DJ |
569 | /* Core type, shared by a group of qualified types. */ |
570 | struct main_type *main_type; | |
571 | }; | |
c906108c SS |
572 | |
573 | #define NULL_TYPE ((struct type *) 0) | |
574 | ||
575 | /* C++ language-specific information for TYPE_CODE_STRUCT and TYPE_CODE_UNION | |
576 | nodes. */ | |
577 | ||
578 | struct cplus_struct_type | |
c5aa993b JM |
579 | { |
580 | /* Number of base classes this type derives from. The baseclasses are | |
581 | stored in the first N_BASECLASSES fields (i.e. the `fields' field of | |
582 | the struct type). I think only the `type' field of such a field has | |
583 | any meaning. */ | |
c906108c | 584 | |
c5aa993b | 585 | short n_baseclasses; |
c906108c | 586 | |
c5aa993b JM |
587 | /* Number of methods with unique names. All overloaded methods with |
588 | the same name count only once. */ | |
c906108c | 589 | |
c5aa993b | 590 | short nfn_fields; |
c906108c | 591 | |
c5aa993b JM |
592 | /* Number of methods described for this type, not including the |
593 | methods that it derives from. */ | |
c906108c | 594 | |
c5aa993b | 595 | short nfn_fields_total; |
c906108c | 596 | |
c5aa993b JM |
597 | /* The "declared_type" field contains a code saying how the |
598 | user really declared this type, e.g., "class s", "union s", | |
599 | "struct s". | |
7b83ea04 | 600 | The 3 above things come out from the C++ compiler looking like classes, |
c5aa993b JM |
601 | but we keep track of the real declaration so we can give |
602 | the correct information on "ptype". (Note: TEMPLATE may not | |
603 | belong in this list...) */ | |
c906108c SS |
604 | |
605 | #define DECLARED_TYPE_CLASS 0 | |
606 | #define DECLARED_TYPE_UNION 1 | |
607 | #define DECLARED_TYPE_STRUCT 2 | |
608 | #define DECLARED_TYPE_TEMPLATE 3 | |
c5aa993b JM |
609 | short declared_type; /* One of the above codes */ |
610 | ||
611 | /* For derived classes, the number of base classes is given by n_baseclasses | |
612 | and virtual_field_bits is a bit vector containing one bit per base class. | |
613 | If the base class is virtual, the corresponding bit will be set. | |
614 | I.E, given: | |
c906108c | 615 | |
c5aa993b JM |
616 | class A{}; |
617 | class B{}; | |
618 | class C : public B, public virtual A {}; | |
c906108c | 619 | |
c5aa993b JM |
620 | B is a baseclass of C; A is a virtual baseclass for C. |
621 | This is a C++ 2.0 language feature. */ | |
c906108c | 622 | |
c5aa993b | 623 | B_TYPE *virtual_field_bits; |
c906108c | 624 | |
c5aa993b JM |
625 | /* For classes with private fields, the number of fields is given by |
626 | nfields and private_field_bits is a bit vector containing one bit | |
627 | per field. | |
628 | If the field is private, the corresponding bit will be set. */ | |
c906108c | 629 | |
c5aa993b | 630 | B_TYPE *private_field_bits; |
c906108c | 631 | |
c5aa993b JM |
632 | /* For classes with protected fields, the number of fields is given by |
633 | nfields and protected_field_bits is a bit vector containing one bit | |
634 | per field. | |
635 | If the field is private, the corresponding bit will be set. */ | |
c906108c | 636 | |
c5aa993b | 637 | B_TYPE *protected_field_bits; |
c906108c | 638 | |
c5aa993b JM |
639 | /* for classes with fields to be ignored, either this is optimized out |
640 | or this field has length 0 */ | |
c906108c | 641 | |
c5aa993b | 642 | B_TYPE *ignore_field_bits; |
c906108c | 643 | |
c5aa993b JM |
644 | /* For classes, structures, and unions, a description of each field, |
645 | which consists of an overloaded name, followed by the types of | |
646 | arguments that the method expects, and then the name after it | |
647 | has been renamed to make it distinct. | |
c906108c | 648 | |
c5aa993b | 649 | fn_fieldlists points to an array of nfn_fields of these. */ |
c906108c | 650 | |
c5aa993b JM |
651 | struct fn_fieldlist |
652 | { | |
c906108c | 653 | |
c5aa993b | 654 | /* The overloaded name. */ |
c906108c | 655 | |
c5aa993b | 656 | char *name; |
c906108c | 657 | |
c5aa993b | 658 | /* The number of methods with this name. */ |
c906108c | 659 | |
c5aa993b | 660 | int length; |
c906108c | 661 | |
c5aa993b | 662 | /* The list of methods. */ |
c906108c | 663 | |
c5aa993b JM |
664 | struct fn_field |
665 | { | |
c906108c | 666 | |
c5aa993b JM |
667 | /* If is_stub is clear, this is the mangled name which we can |
668 | look up to find the address of the method (FIXME: it would | |
669 | be cleaner to have a pointer to the struct symbol here | |
670 | instead). */ | |
c906108c | 671 | |
c5aa993b JM |
672 | /* If is_stub is set, this is the portion of the mangled |
673 | name which specifies the arguments. For example, "ii", | |
674 | if there are two int arguments, or "" if there are no | |
675 | arguments. See gdb_mangle_name for the conversion from this | |
676 | format to the one used if is_stub is clear. */ | |
c906108c | 677 | |
c5aa993b | 678 | char *physname; |
c906108c | 679 | |
c5aa993b JM |
680 | /* The function type for the method. |
681 | (This comment used to say "The return value of the method", | |
7b83ea04 | 682 | but that's wrong. The function type |
c5aa993b JM |
683 | is expected here, i.e. something with TYPE_CODE_FUNC, |
684 | and *not* the return-value type). */ | |
c906108c | 685 | |
c5aa993b | 686 | struct type *type; |
c906108c | 687 | |
c5aa993b JM |
688 | /* For virtual functions. |
689 | First baseclass that defines this virtual function. */ | |
c906108c | 690 | |
c5aa993b | 691 | struct type *fcontext; |
c906108c | 692 | |
c5aa993b | 693 | /* Attributes. */ |
c906108c | 694 | |
c5aa993b JM |
695 | unsigned int is_const:1; |
696 | unsigned int is_volatile:1; | |
697 | unsigned int is_private:1; | |
698 | unsigned int is_protected:1; | |
699 | unsigned int is_public:1; | |
700 | unsigned int is_abstract:1; | |
701 | unsigned int is_static:1; | |
702 | unsigned int is_final:1; | |
703 | unsigned int is_synchronized:1; | |
704 | unsigned int is_native:1; | |
b02dede2 | 705 | unsigned int is_artificial:1; |
c906108c | 706 | |
c5aa993b JM |
707 | /* A stub method only has some fields valid (but they are enough |
708 | to reconstruct the rest of the fields). */ | |
709 | unsigned int is_stub:1; | |
c906108c | 710 | |
c5aa993b JM |
711 | /* C++ method that is inlined */ |
712 | unsigned int is_inlined:1; | |
c906108c | 713 | |
c5aa993b | 714 | /* Unused. */ |
b02dede2 | 715 | unsigned int dummy:3; |
c906108c | 716 | |
c5aa993b JM |
717 | /* Index into that baseclass's virtual function table, |
718 | minus 2; else if static: VOFFSET_STATIC; else: 0. */ | |
c906108c | 719 | |
c5aa993b | 720 | unsigned int voffset:16; |
c906108c | 721 | |
c5aa993b | 722 | #define VOFFSET_STATIC 1 |
c906108c | 723 | |
c5aa993b JM |
724 | } |
725 | *fn_fields; | |
c906108c | 726 | |
c5aa993b JM |
727 | } |
728 | *fn_fieldlists; | |
c906108c | 729 | |
7b83ea04 | 730 | /* If this "struct type" describes a template, then it |
c906108c SS |
731 | * has arguments. "template_args" points to an array of |
732 | * template arg descriptors, of length "ntemplate_args". | |
733 | * The only real information in each of these template arg descriptors | |
734 | * is a name. "type" will typically just point to a "struct type" with | |
735 | * the placeholder TYPE_CODE_TEMPLATE_ARG type. | |
736 | */ | |
737 | short ntemplate_args; | |
738 | struct template_arg | |
c5aa993b JM |
739 | { |
740 | char *name; | |
741 | struct type *type; | |
742 | } | |
743 | *template_args; | |
c906108c SS |
744 | |
745 | /* If this "struct type" describes a template, it has a list | |
746 | * of instantiations. "instantiations" is a pointer to an array | |
747 | * of type's, one representing each instantiation. There | |
748 | * are "ninstantiations" elements in this array. | |
749 | */ | |
750 | short ninstantiations; | |
751 | struct type **instantiations; | |
752 | ||
753 | /* The following points to information relevant to the runtime model | |
754 | * of the compiler. | |
755 | * Currently being used only for HP's ANSI C++ compiler. | |
756 | * (This type may have to be changed/enhanced for other compilers.) | |
757 | * | |
758 | * RUNTIME_PTR is NULL if there is no runtime information (currently | |
759 | * this means the type was not compiled by HP aCC). | |
760 | * | |
761 | * Fields in structure pointed to: | |
762 | * ->HAS_VTABLE : 0 => no virtual table, 1 => vtable present | |
7b83ea04 | 763 | * |
c906108c SS |
764 | * ->PRIMARY_BASE points to the first non-virtual base class that has |
765 | * a virtual table. | |
766 | * | |
767 | * ->VIRTUAL_BASE_LIST points to a list of struct type * pointers that | |
768 | * point to the type information for all virtual bases among this type's | |
769 | * ancestors. | |
770 | */ | |
c5aa993b JM |
771 | struct runtime_info |
772 | { | |
773 | short has_vtable; | |
774 | struct type *primary_base; | |
775 | struct type **virtual_base_list; | |
776 | } | |
777 | *runtime_ptr; | |
c906108c SS |
778 | |
779 | /* Pointer to information about enclosing scope, if this is a | |
780 | * local type. If it is not a local type, this is NULL | |
781 | */ | |
c5aa993b JM |
782 | struct local_type_info |
783 | { | |
784 | char *file; | |
785 | int line; | |
786 | } | |
787 | *localtype_ptr; | |
788 | }; | |
c906108c SS |
789 | |
790 | /* Struct used in computing virtual base list */ | |
791 | struct vbase | |
c5aa993b JM |
792 | { |
793 | struct type *vbasetype; /* pointer to virtual base */ | |
794 | struct vbase *next; /* next in chain */ | |
795 | }; | |
c906108c SS |
796 | |
797 | /* Struct used for ranking a function for overload resolution */ | |
c5aa993b JM |
798 | struct badness_vector |
799 | { | |
800 | int length; | |
801 | int *rank; | |
802 | }; | |
c906108c SS |
803 | |
804 | /* The default value of TYPE_CPLUS_SPECIFIC(T) points to the | |
805 | this shared static structure. */ | |
806 | ||
807 | extern const struct cplus_struct_type cplus_struct_default; | |
808 | ||
a14ed312 | 809 | extern void allocate_cplus_struct_type (struct type *); |
c906108c SS |
810 | |
811 | #define INIT_CPLUS_SPECIFIC(type) \ | |
812 | (TYPE_CPLUS_SPECIFIC(type)=(struct cplus_struct_type*)&cplus_struct_default) | |
813 | #define ALLOCATE_CPLUS_STRUCT_TYPE(type) allocate_cplus_struct_type (type) | |
814 | #define HAVE_CPLUS_STRUCT(type) \ | |
815 | (TYPE_CPLUS_SPECIFIC(type) != &cplus_struct_default) | |
816 | ||
2fdde8f8 DJ |
817 | #define TYPE_INSTANCE_FLAGS(thistype) (thistype)->instance_flags |
818 | #define TYPE_MAIN_TYPE(thistype) (thistype)->main_type | |
819 | #define TYPE_NAME(thistype) TYPE_MAIN_TYPE(thistype)->name | |
820 | #define TYPE_TAG_NAME(type) TYPE_MAIN_TYPE(type)->tag_name | |
821 | #define TYPE_TARGET_TYPE(thistype) TYPE_MAIN_TYPE(thistype)->target_type | |
c906108c SS |
822 | #define TYPE_POINTER_TYPE(thistype) (thistype)->pointer_type |
823 | #define TYPE_REFERENCE_TYPE(thistype) (thistype)->reference_type | |
2fdde8f8 | 824 | #define TYPE_CHAIN(thistype) (thistype)->chain |
c906108c SS |
825 | /* Note that if thistype is a TYPEDEF type, you have to call check_typedef. |
826 | But check_typedef does set the TYPE_LENGTH of the TYPEDEF type, | |
827 | so you only have to call check_typedef once. Since allocate_value | |
828 | calls check_typedef, TYPE_LENGTH (VALUE_TYPE (X)) is safe. */ | |
ab5d3da6 | 829 | #define TYPE_LENGTH(thistype) (thistype)->length |
2fdde8f8 DJ |
830 | #define TYPE_OBJFILE(thistype) TYPE_MAIN_TYPE(thistype)->objfile |
831 | #define TYPE_FLAGS(thistype) TYPE_MAIN_TYPE(thistype)->flags | |
aa468c60 | 832 | /* Note that TYPE_CODE can be TYPE_CODE_TYPEDEF, so if you want the real |
c906108c | 833 | type, you need to do TYPE_CODE (check_type (this_type)). */ |
2fdde8f8 DJ |
834 | #define TYPE_CODE(thistype) TYPE_MAIN_TYPE(thistype)->code |
835 | #define TYPE_NFIELDS(thistype) TYPE_MAIN_TYPE(thistype)->nfields | |
836 | #define TYPE_FIELDS(thistype) TYPE_MAIN_TYPE(thistype)->fields | |
c906108c SS |
837 | #define TYPE_TEMPLATE_ARGS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->template_args |
838 | #define TYPE_INSTANTIATIONS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->instantiations | |
839 | ||
840 | #define TYPE_INDEX_TYPE(type) TYPE_FIELD_TYPE (type, 0) | |
841 | #define TYPE_LOW_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 0) | |
842 | #define TYPE_HIGH_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 1) | |
843 | ||
844 | /* Moto-specific stuff for FORTRAN arrays */ | |
845 | ||
2fdde8f8 DJ |
846 | #define TYPE_ARRAY_UPPER_BOUND_TYPE(thistype) \ |
847 | TYPE_MAIN_TYPE(thistype)->upper_bound_type | |
848 | #define TYPE_ARRAY_LOWER_BOUND_TYPE(thistype) \ | |
849 | TYPE_MAIN_TYPE(thistype)->lower_bound_type | |
c906108c SS |
850 | |
851 | #define TYPE_ARRAY_UPPER_BOUND_VALUE(arraytype) \ | |
852 | (TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),1)) | |
853 | ||
854 | #define TYPE_ARRAY_LOWER_BOUND_VALUE(arraytype) \ | |
855 | (TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),0)) | |
856 | ||
857 | /* C++ */ | |
858 | ||
2fdde8f8 DJ |
859 | #define TYPE_VPTR_BASETYPE(thistype) TYPE_MAIN_TYPE(thistype)->vptr_basetype |
860 | #define TYPE_DOMAIN_TYPE(thistype) TYPE_MAIN_TYPE(thistype)->vptr_basetype | |
861 | #define TYPE_VPTR_FIELDNO(thistype) TYPE_MAIN_TYPE(thistype)->vptr_fieldno | |
c906108c SS |
862 | #define TYPE_FN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fields |
863 | #define TYPE_NFN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields | |
864 | #define TYPE_NFN_FIELDS_TOTAL(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields_total | |
865 | #define TYPE_NTEMPLATE_ARGS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->ntemplate_args | |
866 | #define TYPE_NINSTANTIATIONS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->ninstantiations | |
867 | #define TYPE_DECLARED_TYPE(thistype) TYPE_CPLUS_SPECIFIC(thistype)->declared_type | |
2fdde8f8 | 868 | #define TYPE_TYPE_SPECIFIC(thistype) TYPE_MAIN_TYPE(thistype)->type_specific |
2fdde8f8 DJ |
869 | #define TYPE_CPLUS_SPECIFIC(thistype) TYPE_MAIN_TYPE(thistype)->type_specific.cplus_stuff |
870 | #define TYPE_FLOATFORMAT(thistype) TYPE_MAIN_TYPE(thistype)->type_specific.floatformat | |
871 | #define TYPE_BASECLASS(thistype,index) TYPE_MAIN_TYPE(thistype)->fields[index].type | |
c906108c | 872 | #define TYPE_N_BASECLASSES(thistype) TYPE_CPLUS_SPECIFIC(thistype)->n_baseclasses |
2fdde8f8 | 873 | #define TYPE_BASECLASS_NAME(thistype,index) TYPE_MAIN_TYPE(thistype)->fields[index].name |
c906108c SS |
874 | #define TYPE_BASECLASS_BITPOS(thistype,index) TYPE_FIELD_BITPOS(thistype,index) |
875 | #define BASETYPE_VIA_PUBLIC(thistype, index) \ | |
876 | ((!TYPE_FIELD_PRIVATE(thistype, index)) && (!TYPE_FIELD_PROTECTED(thistype, index))) | |
877 | ||
878 | #define BASETYPE_VIA_VIRTUAL(thistype, index) \ | |
879 | (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits == NULL ? 0 \ | |
880 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (index))) | |
881 | ||
882 | #define FIELD_TYPE(thisfld) ((thisfld).type) | |
883 | #define FIELD_NAME(thisfld) ((thisfld).name) | |
884 | #define FIELD_BITPOS(thisfld) ((thisfld).loc.bitpos) | |
01ad7f36 | 885 | #define FIELD_ARTIFICIAL(thisfld) ((thisfld).artificial) |
c906108c | 886 | #define FIELD_BITSIZE(thisfld) ((thisfld).bitsize) |
01ad7f36 | 887 | #define FIELD_STATIC_KIND(thisfld) ((thisfld).static_kind) |
c906108c SS |
888 | #define FIELD_PHYSNAME(thisfld) ((thisfld).loc.physname) |
889 | #define FIELD_PHYSADDR(thisfld) ((thisfld).loc.physaddr) | |
890 | #define SET_FIELD_PHYSNAME(thisfld, name) \ | |
01ad7f36 | 891 | ((thisfld).static_kind = 1, FIELD_PHYSNAME(thisfld) = (name)) |
c906108c | 892 | #define SET_FIELD_PHYSADDR(thisfld, name) \ |
01ad7f36 | 893 | ((thisfld).static_kind = 2, FIELD_PHYSADDR(thisfld) = (name)) |
2fdde8f8 | 894 | #define TYPE_FIELD(thistype, n) TYPE_MAIN_TYPE(thistype)->fields[n] |
c906108c SS |
895 | #define TYPE_FIELD_TYPE(thistype, n) FIELD_TYPE(TYPE_FIELD(thistype, n)) |
896 | #define TYPE_FIELD_NAME(thistype, n) FIELD_NAME(TYPE_FIELD(thistype, n)) | |
897 | #define TYPE_FIELD_BITPOS(thistype, n) FIELD_BITPOS(TYPE_FIELD(thistype,n)) | |
8176bb6d | 898 | #define TYPE_FIELD_ARTIFICIAL(thistype, n) FIELD_ARTIFICIAL(TYPE_FIELD(thistype,n)) |
c906108c SS |
899 | #define TYPE_FIELD_BITSIZE(thistype, n) FIELD_BITSIZE(TYPE_FIELD(thistype,n)) |
900 | #define TYPE_FIELD_PACKED(thistype, n) (FIELD_BITSIZE(TYPE_FIELD(thistype,n))!=0) | |
901 | #define TYPE_TEMPLATE_ARG(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->template_args[n] | |
902 | #define TYPE_INSTANTIATION(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->instantiations[n] | |
903 | ||
904 | #define TYPE_FIELD_PRIVATE_BITS(thistype) \ | |
905 | TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits | |
906 | #define TYPE_FIELD_PROTECTED_BITS(thistype) \ | |
907 | TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits | |
908 | #define TYPE_FIELD_IGNORE_BITS(thistype) \ | |
909 | TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits | |
910 | #define TYPE_FIELD_VIRTUAL_BITS(thistype) \ | |
911 | TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits | |
912 | #define SET_TYPE_FIELD_PRIVATE(thistype, n) \ | |
913 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n)) | |
914 | #define SET_TYPE_FIELD_PROTECTED(thistype, n) \ | |
915 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n)) | |
916 | #define SET_TYPE_FIELD_IGNORE(thistype, n) \ | |
917 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n)) | |
918 | #define SET_TYPE_FIELD_VIRTUAL(thistype, n) \ | |
919 | B_SET (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)) | |
920 | #define TYPE_FIELD_PRIVATE(thistype, n) \ | |
921 | (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits == NULL ? 0 \ | |
922 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n))) | |
923 | #define TYPE_FIELD_PROTECTED(thistype, n) \ | |
924 | (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits == NULL ? 0 \ | |
925 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n))) | |
926 | #define TYPE_FIELD_IGNORE(thistype, n) \ | |
927 | (TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits == NULL ? 0 \ | |
928 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n))) | |
929 | #define TYPE_FIELD_VIRTUAL(thistype, n) \ | |
930 | (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits == NULL ? 0 \ | |
931 | : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n))) | |
932 | ||
01ad7f36 DJ |
933 | #define TYPE_FIELD_STATIC(thistype, n) (TYPE_MAIN_TYPE (thistype)->fields[n].static_kind != 0) |
934 | #define TYPE_FIELD_STATIC_KIND(thistype, n) TYPE_MAIN_TYPE (thistype)->fields[n].static_kind | |
935 | #define TYPE_FIELD_STATIC_HAS_ADDR(thistype, n) (TYPE_MAIN_TYPE (thistype)->fields[n].static_kind == 2) | |
c906108c SS |
936 | #define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) FIELD_PHYSNAME(TYPE_FIELD(thistype, n)) |
937 | #define TYPE_FIELD_STATIC_PHYSADDR(thistype, n) FIELD_PHYSADDR(TYPE_FIELD(thistype, n)) | |
938 | ||
939 | #define TYPE_FN_FIELDLISTS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists | |
940 | #define TYPE_FN_FIELDLIST(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n] | |
941 | #define TYPE_FN_FIELDLIST1(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].fn_fields | |
942 | #define TYPE_FN_FIELDLIST_NAME(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].name | |
943 | #define TYPE_FN_FIELDLIST_LENGTH(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].length | |
944 | ||
945 | #define TYPE_FN_FIELD(thisfn, n) (thisfn)[n] | |
946 | #define TYPE_FN_FIELD_PHYSNAME(thisfn, n) (thisfn)[n].physname | |
947 | #define TYPE_FN_FIELD_TYPE(thisfn, n) (thisfn)[n].type | |
ad2f7632 | 948 | #define TYPE_FN_FIELD_ARGS(thisfn, n) TYPE_FIELDS ((thisfn)[n].type) |
c906108c SS |
949 | #define TYPE_FN_FIELD_CONST(thisfn, n) ((thisfn)[n].is_const) |
950 | #define TYPE_FN_FIELD_VOLATILE(thisfn, n) ((thisfn)[n].is_volatile) | |
951 | #define TYPE_FN_FIELD_PRIVATE(thisfn, n) ((thisfn)[n].is_private) | |
952 | #define TYPE_FN_FIELD_PROTECTED(thisfn, n) ((thisfn)[n].is_protected) | |
953 | #define TYPE_FN_FIELD_PUBLIC(thisfn, n) ((thisfn)[n].is_public) | |
954 | #define TYPE_FN_FIELD_STATIC(thisfn, n) ((thisfn)[n].is_static) | |
955 | #define TYPE_FN_FIELD_FINAL(thisfn, n) ((thisfn)[n].is_final) | |
956 | #define TYPE_FN_FIELD_SYNCHRONIZED(thisfn, n) ((thisfn)[n].is_synchronized) | |
957 | #define TYPE_FN_FIELD_NATIVE(thisfn, n) ((thisfn)[n].is_native) | |
b02dede2 | 958 | #define TYPE_FN_FIELD_ARTIFICIAL(thisfn, n) ((thisfn)[n].is_artificial) |
c906108c SS |
959 | #define TYPE_FN_FIELD_ABSTRACT(thisfn, n) ((thisfn)[n].is_abstract) |
960 | #define TYPE_FN_FIELD_STUB(thisfn, n) ((thisfn)[n].is_stub) | |
961 | #define TYPE_FN_FIELD_INLINED(thisfn, n) ((thisfn)[n].is_inlined) | |
962 | #define TYPE_FN_FIELD_FCONTEXT(thisfn, n) ((thisfn)[n].fcontext) | |
963 | #define TYPE_FN_FIELD_VOFFSET(thisfn, n) ((thisfn)[n].voffset-2) | |
964 | #define TYPE_FN_FIELD_VIRTUAL_P(thisfn, n) ((thisfn)[n].voffset > 1) | |
965 | #define TYPE_FN_FIELD_STATIC_P(thisfn, n) ((thisfn)[n].voffset == VOFFSET_STATIC) | |
966 | ||
967 | #define TYPE_RUNTIME_PTR(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->runtime_ptr) | |
968 | #define TYPE_VTABLE(thistype) (TYPE_RUNTIME_PTR(thistype)->has_vtable) | |
969 | #define TYPE_HAS_VTABLE(thistype) (TYPE_RUNTIME_PTR(thistype) && TYPE_VTABLE(thistype)) | |
970 | #define TYPE_PRIMARY_BASE(thistype) (TYPE_RUNTIME_PTR(thistype)->primary_base) | |
971 | #define TYPE_VIRTUAL_BASE_LIST(thistype) (TYPE_RUNTIME_PTR(thistype)->virtual_base_list) | |
c5aa993b | 972 | |
c906108c SS |
973 | #define TYPE_LOCALTYPE_PTR(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr) |
974 | #define TYPE_LOCALTYPE_FILE(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr->file) | |
975 | #define TYPE_LOCALTYPE_LINE(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr->line) | |
c5aa993b | 976 | |
c906108c | 977 | #define TYPE_IS_OPAQUE(thistype) (((TYPE_CODE (thistype) == TYPE_CODE_STRUCT) || \ |
7b83ea04 AC |
978 | (TYPE_CODE (thistype) == TYPE_CODE_UNION)) && \ |
979 | (TYPE_NFIELDS (thistype) == 0) && \ | |
d77b6808 JK |
980 | (TYPE_CPLUS_SPECIFIC (thistype) && (TYPE_NFN_FIELDS (thistype) == 0)) && \ |
981 | (TYPE_STUB (thistype) || !TYPE_STUB_SUPPORTED (thistype))) | |
c5aa993b | 982 | |
000177f0 AC |
983 | struct builtin_type |
984 | { | |
985 | /* Address/pointer types. */ | |
986 | ||
987 | /* `pointer to data' type. Some target platforms use an implicitly | |
988 | {sign,zero} -extended 32-bit ABI pointer on a 64-bit ISA. */ | |
989 | struct type *builtin_data_ptr; | |
990 | ||
991 | /* `pointer to function (returning void)' type. Harvard | |
992 | architectures mean that ABI function and code pointers are not | |
993 | interconvertible. Similarly, since ANSI, C standards have | |
994 | explicitly said that pointers to functions and pointers to data | |
995 | are not interconvertible --- that is, you can't cast a function | |
996 | pointer to void * and back, and expect to get the same value. | |
997 | However, all function pointer types are interconvertible, so void | |
998 | (*) () can server as a generic function pointer. */ | |
999 | struct type *builtin_func_ptr; | |
1000 | ||
1001 | /* The target CPU's address type. This is the ISA address size. */ | |
1002 | struct type *builtin_core_addr; | |
1003 | ||
64c50499 UW |
1004 | |
1005 | /* Types used for symbols with no debug information. */ | |
1006 | struct type *nodebug_text_symbol; | |
1007 | struct type *nodebug_data_symbol; | |
1008 | struct type *nodebug_unknown_symbol; | |
1009 | struct type *nodebug_tls_symbol; | |
1010 | ||
1011 | ||
000177f0 AC |
1012 | /* Integral types. */ |
1013 | ||
000177f0 AC |
1014 | /* We use this for the '/c' print format, because c_char is just a |
1015 | one-byte integral type, which languages less laid back than C | |
1016 | will print as ... well, a one-byte integral type. */ | |
685419e2 | 1017 | struct type *builtin_true_char; |
000177f0 AC |
1018 | |
1019 | /* Implicit size/sign (based on the the architecture's ABI). */ | |
1020 | struct type *builtin_void; | |
1021 | struct type *builtin_char; | |
1022 | struct type *builtin_short; | |
1023 | struct type *builtin_int; | |
1024 | struct type *builtin_long; | |
1025 | struct type *builtin_signed_char; | |
1026 | struct type *builtin_unsigned_char; | |
1027 | struct type *builtin_unsigned_short; | |
1028 | struct type *builtin_unsigned_int; | |
1029 | struct type *builtin_unsigned_long; | |
1030 | struct type *builtin_float; | |
1031 | struct type *builtin_double; | |
1032 | struct type *builtin_long_double; | |
1033 | struct type *builtin_complex; | |
1034 | struct type *builtin_double_complex; | |
1035 | struct type *builtin_string; | |
1036 | struct type *builtin_bool; | |
1037 | struct type *builtin_long_long; | |
1038 | struct type *builtin_unsigned_long_long; | |
1039 | }; | |
c5aa993b | 1040 | |
000177f0 AC |
1041 | /* Return the type table for the specified architecture. */ |
1042 | extern const struct builtin_type *builtin_type (struct gdbarch *gdbarch); | |
c5aa993b | 1043 | |
5674de60 UW |
1044 | /* Compatibility macros to access types for the current architecture. */ |
1045 | #define builtin_type_void_data_ptr \ | |
1046 | (builtin_type (current_gdbarch)->builtin_data_ptr) | |
1047 | #define builtin_type_void_func_ptr \ | |
1048 | (builtin_type (current_gdbarch)->builtin_func_ptr) | |
1049 | #define builtin_type_CORE_ADDR \ | |
1050 | (builtin_type (current_gdbarch)->builtin_core_addr) | |
1051 | #define builtin_type_true_char \ | |
1052 | (builtin_type (current_gdbarch)->builtin_true_char) | |
1053 | #define builtin_type_void \ | |
1054 | (builtin_type (current_gdbarch)->builtin_void) | |
1055 | #define builtin_type_char \ | |
1056 | (builtin_type (current_gdbarch)->builtin_char) | |
1057 | #define builtin_type_short \ | |
1058 | (builtin_type (current_gdbarch)->builtin_short) | |
1059 | #define builtin_type_int \ | |
1060 | (builtin_type (current_gdbarch)->builtin_int) | |
1061 | #define builtin_type_long \ | |
1062 | (builtin_type (current_gdbarch)->builtin_long) | |
1063 | #define builtin_type_signed_char \ | |
1064 | (builtin_type (current_gdbarch)->builtin_signed_char) | |
1065 | #define builtin_type_unsigned_char \ | |
1066 | (builtin_type (current_gdbarch)->builtin_unsigned_char) | |
1067 | #define builtin_type_unsigned_short \ | |
1068 | (builtin_type (current_gdbarch)->builtin_unsigned_short) | |
1069 | #define builtin_type_unsigned_int \ | |
1070 | (builtin_type (current_gdbarch)->builtin_unsigned_int) | |
1071 | #define builtin_type_unsigned_long \ | |
1072 | (builtin_type (current_gdbarch)->builtin_unsigned_long) | |
1073 | #define builtin_type_float \ | |
1074 | (builtin_type (current_gdbarch)->builtin_float) | |
1075 | #define builtin_type_double \ | |
1076 | (builtin_type (current_gdbarch)->builtin_double) | |
1077 | #define builtin_type_long_double \ | |
1078 | (builtin_type (current_gdbarch)->builtin_long_double) | |
1079 | #define builtin_type_complex \ | |
1080 | (builtin_type (current_gdbarch)->builtin_complex) | |
1081 | #define builtin_type_double_complex \ | |
1082 | (builtin_type (current_gdbarch)->builtin_double_complex) | |
1083 | #define builtin_type_string \ | |
1084 | (builtin_type (current_gdbarch)->builtin_string) | |
1085 | #define builtin_type_bool \ | |
1086 | (builtin_type (current_gdbarch)->builtin_bool) | |
1087 | #define builtin_type_long_long \ | |
1088 | (builtin_type (current_gdbarch)->builtin_long_long) | |
1089 | #define builtin_type_unsigned_long_long \ | |
1090 | (builtin_type (current_gdbarch)->builtin_unsigned_long_long) | |
1091 | ||
1092 | ||
449a5da4 AC |
1093 | /* Explicit sizes - see C9X <intypes.h> for naming scheme. The "int0" |
1094 | is for when an architecture needs to describe a register that has | |
1095 | no size. */ | |
1096 | extern struct type *builtin_type_int0; | |
c906108c SS |
1097 | extern struct type *builtin_type_int8; |
1098 | extern struct type *builtin_type_uint8; | |
1099 | extern struct type *builtin_type_int16; | |
1100 | extern struct type *builtin_type_uint16; | |
1101 | extern struct type *builtin_type_int32; | |
1102 | extern struct type *builtin_type_uint32; | |
1103 | extern struct type *builtin_type_int64; | |
1104 | extern struct type *builtin_type_uint64; | |
8b982acf EZ |
1105 | extern struct type *builtin_type_int128; |
1106 | extern struct type *builtin_type_uint128; | |
c2d11a7d | 1107 | |
598f52df | 1108 | /* Explicit floating-point formats. See "floatformat.h". */ |
8da61cc4 DJ |
1109 | extern const struct floatformat *floatformats_ieee_single[BFD_ENDIAN_UNKNOWN]; |
1110 | extern const struct floatformat *floatformats_ieee_double[BFD_ENDIAN_UNKNOWN]; | |
1111 | extern const struct floatformat *floatformats_ieee_double_littlebyte_bigword[BFD_ENDIAN_UNKNOWN]; | |
1112 | extern const struct floatformat *floatformats_i387_ext[BFD_ENDIAN_UNKNOWN]; | |
1113 | extern const struct floatformat *floatformats_m68881_ext[BFD_ENDIAN_UNKNOWN]; | |
1114 | extern const struct floatformat *floatformats_arm_ext[BFD_ENDIAN_UNKNOWN]; | |
1115 | extern const struct floatformat *floatformats_ia64_spill[BFD_ENDIAN_UNKNOWN]; | |
1116 | extern const struct floatformat *floatformats_ia64_quad[BFD_ENDIAN_UNKNOWN]; | |
1117 | extern const struct floatformat *floatformats_vax_f[BFD_ENDIAN_UNKNOWN]; | |
1118 | extern const struct floatformat *floatformats_vax_d[BFD_ENDIAN_UNKNOWN]; | |
1119 | ||
1120 | extern struct type *builtin_type_ieee_single; | |
1121 | extern struct type *builtin_type_ieee_double; | |
598f52df AC |
1122 | extern struct type *builtin_type_i387_ext; |
1123 | extern struct type *builtin_type_m68881_ext; | |
8da61cc4 DJ |
1124 | extern struct type *builtin_type_arm_ext; |
1125 | extern struct type *builtin_type_ia64_spill; | |
1126 | extern struct type *builtin_type_ia64_quad; | |
598f52df | 1127 | |
c906108c SS |
1128 | /* This type represents a type that was unrecognized in symbol |
1129 | read-in. */ | |
1130 | ||
1131 | extern struct type *builtin_type_error; | |
1132 | ||
c906108c SS |
1133 | |
1134 | /* Modula-2 types */ | |
1135 | ||
5760b90a UW |
1136 | struct builtin_m2_type |
1137 | { | |
1138 | struct type *builtin_char; | |
1139 | struct type *builtin_int; | |
1140 | struct type *builtin_card; | |
1141 | struct type *builtin_real; | |
1142 | struct type *builtin_bool; | |
1143 | }; | |
1144 | ||
1145 | /* Return the Modula-2 type table for the specified architecture. */ | |
1146 | extern const struct builtin_m2_type *builtin_m2_type (struct gdbarch *gdbarch); | |
1147 | ||
1148 | /* Compatibility macros to access types for the current architecture. */ | |
1149 | #define builtin_type_m2_char \ | |
1150 | (builtin_m2_type (current_gdbarch)->builtin_char) | |
1151 | #define builtin_type_m2_int \ | |
1152 | (builtin_m2_type (current_gdbarch)->builtin_int) | |
1153 | #define builtin_type_m2_card \ | |
1154 | (builtin_m2_type (current_gdbarch)->builtin_card) | |
1155 | #define builtin_type_m2_real \ | |
1156 | (builtin_m2_type (current_gdbarch)->builtin_real) | |
1157 | #define builtin_type_m2_bool \ | |
1158 | (builtin_m2_type (current_gdbarch)->builtin_bool) | |
1159 | ||
c906108c | 1160 | |
c906108c SS |
1161 | /* Fortran (F77) types */ |
1162 | ||
54ef06c7 UW |
1163 | struct builtin_f_type |
1164 | { | |
1165 | struct type *builtin_character; | |
1166 | struct type *builtin_integer; | |
1167 | struct type *builtin_integer_s2; | |
1168 | struct type *builtin_logical; | |
1169 | struct type *builtin_logical_s1; | |
1170 | struct type *builtin_logical_s2; | |
1171 | struct type *builtin_real; | |
1172 | struct type *builtin_real_s8; | |
1173 | struct type *builtin_real_s16; | |
1174 | struct type *builtin_complex_s8; | |
1175 | struct type *builtin_complex_s16; | |
1176 | struct type *builtin_complex_s32; | |
1177 | struct type *builtin_void; | |
1178 | }; | |
1179 | ||
1180 | /* Return the Fortran type table for the specified architecture. */ | |
1181 | extern const struct builtin_f_type *builtin_f_type (struct gdbarch *gdbarch); | |
1182 | ||
1183 | /* Compatibility macros to access types for the current architecture. */ | |
1184 | #define builtin_type_f_character \ | |
1185 | (builtin_f_type (current_gdbarch)->builtin_character) | |
1186 | #define builtin_type_f_integer \ | |
1187 | (builtin_f_type (current_gdbarch)->builtin_integer) | |
1188 | #define builtin_type_f_integer_s2 \ | |
1189 | (builtin_f_type (current_gdbarch)->builtin_integer_s2) | |
1190 | #define builtin_type_f_logical \ | |
1191 | (builtin_f_type (current_gdbarch)->builtin_logical) | |
1192 | #define builtin_type_f_logical_s1 \ | |
1193 | (builtin_f_type (current_gdbarch)->builtin_logical_s1) | |
1194 | #define builtin_type_f_logical_s2 \ | |
1195 | (builtin_f_type (current_gdbarch)->builtin_logical_s2) | |
1196 | #define builtin_type_f_real \ | |
1197 | (builtin_f_type (current_gdbarch)->builtin_real) | |
1198 | #define builtin_type_f_real_s8 \ | |
1199 | (builtin_f_type (current_gdbarch)->builtin_real_s8) | |
1200 | #define builtin_type_f_real_s16 \ | |
1201 | (builtin_f_type (current_gdbarch)->builtin_real_s16) | |
1202 | #define builtin_type_f_complex_s8 \ | |
1203 | (builtin_f_type (current_gdbarch)->builtin_complex_s8) | |
1204 | #define builtin_type_f_complex_s16 \ | |
1205 | (builtin_f_type (current_gdbarch)->builtin_complex_s16) | |
1206 | #define builtin_type_f_complex_s32 \ | |
1207 | (builtin_f_type (current_gdbarch)->builtin_complex_s32) | |
1208 | #define builtin_type_f_void \ | |
1209 | (builtin_f_type (current_gdbarch)->builtin_void) | |
1210 | ||
c906108c SS |
1211 | |
1212 | /* RTTI for C++ */ | |
c5aa993b | 1213 | /* extern struct type *builtin_type_cxx_typeinfo; */ |
c906108c SS |
1214 | |
1215 | /* Maximum and minimum values of built-in types */ | |
1216 | ||
1217 | #define MAX_OF_TYPE(t) \ | |
ba41d549 C |
1218 | (TYPE_UNSIGNED(t) ? UMAX_OF_SIZE(TYPE_LENGTH(t)) \ |
1219 | : MAX_OF_SIZE(TYPE_LENGTH(t))) | |
c906108c SS |
1220 | |
1221 | #define MIN_OF_TYPE(t) \ | |
ba41d549 C |
1222 | (TYPE_UNSIGNED(t) ? UMIN_OF_SIZE(TYPE_LENGTH(t)) \ |
1223 | : MIN_OF_SIZE(TYPE_LENGTH(t))) | |
c906108c SS |
1224 | |
1225 | /* Allocate space for storing data associated with a particular type. | |
1226 | We ensure that the space is allocated using the same mechanism that | |
1227 | was used to allocate the space for the type structure itself. I.E. | |
b99607ea EZ |
1228 | if the type is on an objfile's objfile_obstack, then the space for data |
1229 | associated with that type will also be allocated on the objfile_obstack. | |
c906108c SS |
1230 | If the type is not associated with any particular objfile (such as |
1231 | builtin types), then the data space will be allocated with xmalloc, | |
1232 | the same as for the type structure. */ | |
1233 | ||
1234 | #define TYPE_ALLOC(t,size) \ | |
1235 | (TYPE_OBJFILE (t) != NULL \ | |
b99607ea | 1236 | ? obstack_alloc (&TYPE_OBJFILE (t) -> objfile_obstack, size) \ |
c906108c SS |
1237 | : xmalloc (size)) |
1238 | ||
ae5a43e0 DJ |
1239 | #define TYPE_ZALLOC(t,size) \ |
1240 | (TYPE_OBJFILE (t) != NULL \ | |
1241 | ? memset (obstack_alloc (&TYPE_OBJFILE (t)->objfile_obstack, size), \ | |
1242 | 0, size) \ | |
1243 | : xzalloc (size)) | |
1244 | ||
a14ed312 | 1245 | extern struct type *alloc_type (struct objfile *); |
c906108c | 1246 | |
a14ed312 KB |
1247 | extern struct type *init_type (enum type_code, int, int, char *, |
1248 | struct objfile *); | |
c906108c | 1249 | |
0e101458 AC |
1250 | /* Helper functions to construct a struct or record type. An |
1251 | initially empty type is created using init_composite_type(). | |
1252 | Fields are then added using append_struct_type_field(). A union | |
1253 | type has its size set to the largest field. A struct type has each | |
1254 | field packed against the previous. */ | |
1255 | ||
1256 | extern struct type *init_composite_type (char *name, enum type_code code); | |
1257 | extern void append_composite_type_field (struct type *t, char *name, | |
1258 | struct type *field); | |
1259 | ||
4f2aea11 MK |
1260 | /* Helper functions to construct a bit flags type. An initially empty |
1261 | type is created using init_flag_type(). Flags are then added using | |
1262 | append_flag_type_flag(). */ | |
1263 | extern struct type *init_flags_type (char *name, int length); | |
1264 | extern void append_flags_type_flag (struct type *type, int bitpos, char *name); | |
1265 | ||
794ac428 UW |
1266 | extern struct type *init_vector_type (struct type *elt_type, int n); |
1267 | ||
a14ed312 | 1268 | extern struct type *lookup_reference_type (struct type *); |
c906108c | 1269 | |
a14ed312 | 1270 | extern struct type *make_reference_type (struct type *, struct type **); |
c906108c | 1271 | |
a14ed312 | 1272 | extern struct type *make_cv_type (int, int, struct type *, struct type **); |
c906108c | 1273 | |
dd6bda65 DJ |
1274 | extern void replace_type (struct type *, struct type *); |
1275 | ||
47663de5 MS |
1276 | extern int address_space_name_to_int (char *); |
1277 | ||
321432c0 | 1278 | extern const char *address_space_int_to_name (int); |
47663de5 MS |
1279 | |
1280 | extern struct type *make_type_with_address_space (struct type *type, | |
1281 | int space_identifier); | |
1282 | ||
0d5de010 DJ |
1283 | extern struct type *lookup_memberptr_type (struct type *, struct type *); |
1284 | ||
1285 | extern struct type *lookup_methodptr_type (struct type *); | |
c906108c | 1286 | |
0d5de010 DJ |
1287 | extern void smash_to_method_type (struct type *type, struct type *domain, |
1288 | struct type *to_type, struct field *args, | |
1289 | int nargs, int varargs); | |
c906108c | 1290 | |
0d5de010 DJ |
1291 | extern void smash_to_memberptr_type (struct type *, struct type *, |
1292 | struct type *); | |
c906108c | 1293 | |
a14ed312 | 1294 | extern struct type *allocate_stub_method (struct type *); |
c906108c | 1295 | |
a14ed312 | 1296 | extern char *type_name_no_tag (const struct type *); |
c906108c | 1297 | |
a14ed312 | 1298 | extern struct type *lookup_struct_elt_type (struct type *, char *, int); |
c906108c | 1299 | |
a14ed312 | 1300 | extern struct type *make_pointer_type (struct type *, struct type **); |
c906108c | 1301 | |
a14ed312 | 1302 | extern struct type *lookup_pointer_type (struct type *); |
c906108c | 1303 | |
a14ed312 | 1304 | extern struct type *make_function_type (struct type *, struct type **); |
c906108c | 1305 | |
a14ed312 | 1306 | extern struct type *lookup_function_type (struct type *); |
c906108c | 1307 | |
a14ed312 KB |
1308 | extern struct type *create_range_type (struct type *, struct type *, int, |
1309 | int); | |
c906108c | 1310 | |
a14ed312 KB |
1311 | extern struct type *create_array_type (struct type *, struct type *, |
1312 | struct type *); | |
c906108c | 1313 | |
a14ed312 | 1314 | extern struct type *create_string_type (struct type *, struct type *); |
c906108c | 1315 | |
a14ed312 | 1316 | extern struct type *create_set_type (struct type *, struct type *); |
c906108c | 1317 | |
a14ed312 | 1318 | extern struct type *lookup_unsigned_typename (char *); |
c906108c | 1319 | |
a14ed312 | 1320 | extern struct type *lookup_signed_typename (char *); |
c906108c | 1321 | |
a14ed312 | 1322 | extern struct type *check_typedef (struct type *); |
c906108c SS |
1323 | |
1324 | #define CHECK_TYPEDEF(TYPE) (TYPE) = check_typedef (TYPE) | |
1325 | ||
de17c821 | 1326 | extern void check_stub_method_group (struct type *, int); |
c906108c | 1327 | |
a14ed312 | 1328 | extern char *gdb_mangle_name (struct type *, int, int); |
c906108c | 1329 | |
a14ed312 | 1330 | extern struct type *lookup_typename (char *, struct block *, int); |
c906108c | 1331 | |
a14ed312 KB |
1332 | extern struct type *lookup_template_type (char *, struct type *, |
1333 | struct block *); | |
c906108c | 1334 | |
a14ed312 | 1335 | extern struct type *lookup_fundamental_type (struct objfile *, int); |
c906108c | 1336 | |
a14ed312 | 1337 | extern void fill_in_vptr_fieldno (struct type *); |
c906108c | 1338 | |
a14ed312 | 1339 | extern int get_destructor_fn_field (struct type *, int *, int *); |
c906108c | 1340 | |
a14ed312 | 1341 | extern int get_discrete_bounds (struct type *, LONGEST *, LONGEST *); |
c906108c | 1342 | |
a14ed312 | 1343 | extern int is_ancestor (struct type *, struct type *); |
c906108c | 1344 | |
a14ed312 | 1345 | extern int has_vtable (struct type *); |
c906108c | 1346 | |
a14ed312 | 1347 | extern struct type *primary_base_class (struct type *); |
c906108c | 1348 | |
a14ed312 | 1349 | extern struct type **virtual_base_list (struct type *); |
c906108c | 1350 | |
a14ed312 KB |
1351 | extern int virtual_base_list_length (struct type *); |
1352 | extern int virtual_base_list_length_skip_primaries (struct type *); | |
c906108c | 1353 | |
a14ed312 KB |
1354 | extern int virtual_base_index (struct type *, struct type *); |
1355 | extern int virtual_base_index_skip_primaries (struct type *, struct type *); | |
c906108c SS |
1356 | |
1357 | ||
a14ed312 | 1358 | extern int class_index_in_primary_list (struct type *); |
c906108c | 1359 | |
a14ed312 | 1360 | extern int count_virtual_fns (struct type *); |
c906108c SS |
1361 | |
1362 | /* Constants for HP/Taligent ANSI C++ runtime model */ | |
1363 | ||
1364 | /* Where virtual function entries begin in the | |
1365 | * virtual table, in the non-RRBC vtable format. | |
1366 | * First 4 are the metavtable pointer, top offset, | |
1367 | * typeinfo pointer, and dup base info pointer */ | |
1368 | #define HP_ACC_VFUNC_START 4 | |
1369 | ||
7b83ea04 | 1370 | /* (Negative) Offset where virtual base offset entries begin |
c906108c | 1371 | * in the virtual table. Skips over metavtable pointer and |
7b83ea04 | 1372 | * the self-offset entry. |
c906108c SS |
1373 | * NOTE: NEGATE THIS BEFORE USING! The virtual base offsets |
1374 | * appear before the address point of the vtable (the slot | |
1375 | * pointed to by the object's vtable pointer), i.e. at lower | |
1376 | * addresses than the vtable pointer. */ | |
1377 | #define HP_ACC_VBASE_START 2 | |
1378 | ||
1379 | /* (Positive) Offset where the pointer to the typeinfo | |
1380 | * object is present in the virtual table */ | |
1381 | #define HP_ACC_TYPEINFO_OFFSET 2 | |
1382 | ||
1383 | /* (Positive) Offset where the ``top offset'' entry of | |
1384 | * the virtual table is */ | |
1385 | #define HP_ACC_TOP_OFFSET_OFFSET 1 | |
1386 | ||
1387 | /* Overload resolution */ | |
1388 | ||
1389 | #define LENGTH_MATCH(bv) ((bv)->rank[0]) | |
1390 | ||
c5aa993b | 1391 | /* Badness if parameter list length doesn't match arg list length */ |
c906108c | 1392 | #define LENGTH_MISMATCH_BADNESS 100 |
c5aa993b | 1393 | /* Dummy badness value for nonexistent parameter positions */ |
c906108c SS |
1394 | #define TOO_FEW_PARAMS_BADNESS 100 |
1395 | /* Badness if no conversion among types */ | |
1396 | #define INCOMPATIBLE_TYPE_BADNESS 100 | |
c906108c SS |
1397 | |
1398 | /* Badness of integral promotion */ | |
1399 | #define INTEGER_PROMOTION_BADNESS 1 | |
1400 | /* Badness of floating promotion */ | |
1401 | #define FLOAT_PROMOTION_BADNESS 1 | |
1402 | /* Badness of integral conversion */ | |
1403 | #define INTEGER_CONVERSION_BADNESS 2 | |
1404 | /* Badness of floating conversion */ | |
1405 | #define FLOAT_CONVERSION_BADNESS 2 | |
1406 | /* Badness of integer<->floating conversions */ | |
1407 | #define INT_FLOAT_CONVERSION_BADNESS 2 | |
1408 | /* Badness of converting to a boolean */ | |
1409 | #define BOOLEAN_CONVERSION_BADNESS 2 | |
1410 | /* Badness of pointer conversion */ | |
1411 | #define POINTER_CONVERSION_BADNESS 2 | |
1412 | /* Badness of conversion of pointer to void pointer */ | |
1413 | #define VOID_PTR_CONVERSION_BADNESS 2 | |
db577aea | 1414 | /* Badness of converting derived to base class */ |
c906108c | 1415 | #define BASE_CONVERSION_BADNESS 2 |
db577aea AC |
1416 | /* Badness of converting from non-reference to reference */ |
1417 | #define REFERENCE_CONVERSION_BADNESS 2 | |
7b83ea04 | 1418 | |
c906108c SS |
1419 | /* Non-standard conversions allowed by the debugger */ |
1420 | /* Converting a pointer to an int is usually OK */ | |
1421 | #define NS_POINTER_CONVERSION_BADNESS 10 | |
1422 | ||
1423 | ||
a14ed312 | 1424 | extern int compare_badness (struct badness_vector *, struct badness_vector *); |
c906108c | 1425 | |
a14ed312 KB |
1426 | extern struct badness_vector *rank_function (struct type **, int, |
1427 | struct type **, int); | |
c906108c | 1428 | |
a14ed312 | 1429 | extern int rank_one_type (struct type *, struct type *); |
c906108c | 1430 | |
a14ed312 | 1431 | extern void recursive_dump_type (struct type *, int); |
c906108c SS |
1432 | |
1433 | /* printcmd.c */ | |
1434 | ||
366b1cbf | 1435 | extern void print_scalar_formatted (const void *, struct type *, int, int, |
d9fcf2fb | 1436 | struct ui_file *); |
c906108c | 1437 | |
a14ed312 | 1438 | extern int can_dereference (struct type *); |
c906108c | 1439 | |
a14ed312 | 1440 | extern int is_integral_type (struct type *); |
adf40b2e | 1441 | |
a14ed312 | 1442 | extern void maintenance_print_type (char *, int); |
c906108c | 1443 | |
ae5a43e0 DJ |
1444 | extern htab_t create_copied_types_hash (struct objfile *objfile); |
1445 | ||
1446 | extern struct type *copy_type_recursive (struct objfile *objfile, | |
1447 | struct type *type, | |
1448 | htab_t copied_types); | |
1449 | ||
c5aa993b | 1450 | #endif /* GDBTYPES_H */ |