1 /* Internal type definitions for GDB.
2 Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002
3 Free Software Foundation, Inc.
4 Contributed by Cygnus Support, using pieces from other GDB modules.
6 This file is part of GDB.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330,
21 Boston, MA 02111-1307, USA. */
23 #if !defined (GDBTYPES_H)
26 /* Forward declarations for prototypes. */
29 /* Codes for `fundamental types'. This is a monstrosity based on the
30 bogus notion that there are certain compiler-independent
31 `fundamental types'. None of these is well-defined (how big is
32 FT_SHORT? Does it depend on the language? How does the
33 language-specific code know which type to correlate to FT_SHORT?) */
37 #define FT_CHAR 2 /* we use this for not-unsigned C/C++ chars */
38 #define FT_SIGNED_CHAR 3 /* we use this for C++ signed chars */
39 #define FT_UNSIGNED_CHAR 4 /* we use this for C/C++ unsigned chars */
41 #define FT_SIGNED_SHORT 6
42 #define FT_UNSIGNED_SHORT 7
44 #define FT_SIGNED_INTEGER 9
45 #define FT_UNSIGNED_INTEGER 10
47 #define FT_SIGNED_LONG 12
48 #define FT_UNSIGNED_LONG 13
49 #define FT_LONG_LONG 14
50 #define FT_SIGNED_LONG_LONG 15
51 #define FT_UNSIGNED_LONG_LONG 16
53 #define FT_DBL_PREC_FLOAT 18
54 #define FT_EXT_PREC_FLOAT 19
56 #define FT_DBL_PREC_COMPLEX 21
57 #define FT_EXT_PREC_COMPLEX 22
59 #define FT_FIXED_DECIMAL 24
60 #define FT_FLOAT_DECIMAL 25
62 #define FT_UNSIGNED_BYTE 27
63 #define FT_TEMPLATE_ARG 28
65 #define FT_NUM_MEMBERS 29 /* Highest FT_* above, plus one. */
67 /* Some macros for char-based bitfields. */
69 #define B_SET(a,x) ((a)[(x)>>3] |= (1 << ((x)&7)))
70 #define B_CLR(a,x) ((a)[(x)>>3] &= ~(1 << ((x)&7)))
71 #define B_TST(a,x) ((a)[(x)>>3] & (1 << ((x)&7)))
72 #define B_TYPE unsigned char
73 #define B_BYTES(x) ( 1 + ((x)>>3) )
74 #define B_CLRALL(a,x) memset ((a), 0, B_BYTES(x))
76 /* Different kinds of data types are distinguished by the `code' field. */
80 TYPE_CODE_UNDEF
, /* Not used; catches errors */
81 TYPE_CODE_PTR
, /* Pointer type */
82 TYPE_CODE_ARRAY
, /* Array type with lower & upper bounds. */
83 TYPE_CODE_STRUCT
, /* C struct or Pascal record */
84 TYPE_CODE_UNION
, /* C union or Pascal variant part */
85 TYPE_CODE_ENUM
, /* Enumeration type */
86 TYPE_CODE_FUNC
, /* Function type */
87 TYPE_CODE_INT
, /* Integer type */
89 /* Floating type. This is *NOT* a complex type. Beware, there are parts
90 of GDB which bogusly assume that TYPE_CODE_FLT can mean complex. */
93 /* Void type. The length field specifies the length (probably always
94 one) which is used in pointer arithmetic involving pointers to
95 this type, but actually dereferencing such a pointer is invalid;
96 a void type has no length and no actual representation in memory
97 or registers. A pointer to a void type is a generic pointer. */
100 TYPE_CODE_SET
, /* Pascal sets */
101 TYPE_CODE_RANGE
, /* Range (integers within spec'd bounds) */
103 /* A string type which is like an array of character but prints
104 differently (at least for CHILL). It does not contain a length
105 field as Pascal strings (for many Pascals, anyway) do; if we want
106 to deal with such strings, we should use a new type code. */
109 /* String of bits; like TYPE_CODE_SET but prints differently (at least
113 /* Unknown type. The length field is valid if we were able to
114 deduce that much about the type, or 0 if we don't even know that. */
118 TYPE_CODE_MEMBER
, /* Member type */
119 TYPE_CODE_METHOD
, /* Method type */
120 TYPE_CODE_REF
, /* C++ Reference types */
122 TYPE_CODE_CHAR
, /* *real* character type */
124 /* Boolean type. 0 is false, 1 is true, and other values are non-boolean
125 (e.g. FORTRAN "logical" used as unsigned int). */
129 TYPE_CODE_COMPLEX
, /* Complex float */
132 TYPE_CODE_TEMPLATE
, /* C++ template */
133 TYPE_CODE_TEMPLATE_ARG
/* C++ template arg */
137 /* For now allow source to use TYPE_CODE_CLASS for C++ classes, as an
138 alias for TYPE_CODE_STRUCT. This is for DWARF, which has a distinct
139 "class" attribute. Perhaps we should actually have a separate TYPE_CODE
140 so that we can print "class" or "struct" depending on what the debug
141 info said. It's not clear we should bother. */
143 #define TYPE_CODE_CLASS TYPE_CODE_STRUCT
145 /* Some bits for the type's flags word, and macros to test them. */
147 /* Unsigned integer type. If this is not set for a TYPE_CODE_INT, the
148 type is signed (unless TYPE_FLAG_NOSIGN (below) is set). */
150 #define TYPE_FLAG_UNSIGNED (1 << 0)
151 #define TYPE_UNSIGNED(t) ((t)->flags & TYPE_FLAG_UNSIGNED)
153 /* No sign for this type. In C++, "char", "signed char", and "unsigned
154 char" are distinct types; so we need an extra flag to indicate the
155 absence of a sign! */
157 #define TYPE_FLAG_NOSIGN (1 << 1)
158 #define TYPE_NOSIGN(t) ((t)->flags & TYPE_FLAG_NOSIGN)
160 /* This appears in a type's flags word if it is a stub type (e.g., if
161 someone referenced a type that wasn't defined in a source file
162 via (struct sir_not_appearing_in_this_film *)). */
164 #define TYPE_FLAG_STUB (1 << 2)
165 #define TYPE_STUB(t) ((t)->flags & TYPE_FLAG_STUB)
167 /* The target type of this type is a stub type, and this type needs to
168 be updated if it gets un-stubbed in check_typedef.
169 Used for arrays and ranges, in which TYPE_LENGTH of the array/range
170 gets set based on the TYPE_LENGTH of the target type.
171 Also, set for TYPE_CODE_TYPEDEF. */
173 #define TYPE_FLAG_TARGET_STUB (1 << 3)
174 #define TYPE_TARGET_STUB(t) ((t)->flags & TYPE_FLAG_TARGET_STUB)
176 /* Static type. If this is set, the corresponding type had
178 * Note: This may be unnecessary, since static data members
179 * are indicated by other means (bitpos == -1)
182 #define TYPE_FLAG_STATIC (1 << 4)
183 #define TYPE_STATIC(t) ((t)->flags & TYPE_FLAG_STATIC)
185 /* Constant type. If this is set, the corresponding type has a
189 #define TYPE_FLAG_CONST (1 << 5)
190 #define TYPE_CONST(t) ((t)->flags & TYPE_FLAG_CONST)
192 /* Volatile type. If this is set, the corresponding type has a
196 #define TYPE_FLAG_VOLATILE (1 << 6)
197 #define TYPE_VOLATILE(t) ((t)->flags & TYPE_FLAG_VOLATILE)
200 /* This is a function type which appears to have a prototype. We need this
201 for function calls in order to tell us if it's necessary to coerce the args,
202 or to just do the standard conversions. This is used with a short field. */
204 #define TYPE_FLAG_PROTOTYPED (1 << 7)
205 #define TYPE_PROTOTYPED(t) ((t)->flags & TYPE_FLAG_PROTOTYPED)
207 /* This flag is used to indicate that processing for this type
210 (Mostly intended for HP platforms, where class methods, for
211 instance, can be encountered before their classes in the debug
212 info; the incomplete type has to be marked so that the class and
213 the method can be assigned correct types.) */
215 #define TYPE_FLAG_INCOMPLETE (1 << 8)
216 #define TYPE_INCOMPLETE(t) ((t)->flags & TYPE_FLAG_INCOMPLETE)
218 /* Instruction-space delimited type. This is for Harvard architectures
219 which have separate instruction and data address spaces (and perhaps
222 GDB usually defines a flat address space that is a superset of the
223 architecture's two (or more) address spaces, but this is an extension
224 of the architecture's model.
226 If TYPE_FLAG_INST is set, an object of the corresponding type
227 resides in instruction memory, even if its address (in the extended
228 flat address space) does not reflect this.
230 Similarly, if TYPE_FLAG_DATA is set, then an object of the
231 corresponding type resides in the data memory space, even if
232 this is not indicated by its (flat address space) address.
234 If neither flag is set, the default space for functions / methods
235 is instruction space, and for data objects is data memory. */
237 #define TYPE_FLAG_CODE_SPACE (1 << 9)
238 #define TYPE_CODE_SPACE(t) ((t)->flags & TYPE_FLAG_CODE_SPACE)
240 #define TYPE_FLAG_DATA_SPACE (1 << 10)
241 #define TYPE_DATA_SPACE(t) ((t)->flags & TYPE_FLAG_DATA_SPACE)
243 /* FIXME: Kludge to mark a varargs function type for C++ member
244 function argument processing. Currently only used in dwarf2read.c,
245 but put it here so we won't accidentally overload the bit with
248 #define TYPE_FLAG_VARARGS (1 << 11)
249 #define TYPE_VARARGS(t) ((t)->flags & TYPE_FLAG_VARARGS)
254 /* Code for kind of type */
258 /* Name of this type, or NULL if none.
260 This is used for printing only, except by poorly designed C++ code.
261 For looking up a name, look for a symbol in the VAR_NAMESPACE. */
265 /* Tag name for this type, or NULL if none. This means that the
266 name of the type consists of a keyword followed by the tag name.
267 Which keyword is determined by the type code ("struct" for
268 TYPE_CODE_STRUCT, etc.). As far as I know C/C++ are the only languages
271 This is used for printing only, except by poorly designed C++ code.
272 For looking up a name, look for a symbol in the STRUCT_NAMESPACE.
273 One more legitimate use is that if TYPE_FLAG_STUB is set, this is
274 the name to use to look for definitions in other files. */
278 /* Length of storage for a value of this type. This is what
279 sizeof(type) would return; use it for address arithmetic,
280 memory reads and writes, etc. This size includes padding. For
281 example, an i386 extended-precision floating point value really
282 only occupies ten bytes, but most ABI's declare its size to be
283 12 bytes, to preserve alignment. A `struct type' representing
284 such a floating-point type would have a `length' value of 12,
285 even though the last two bytes are unused.
287 There's a bit of a host/target mess here, if you're concerned
288 about machines whose bytes aren't eight bits long, or who don't
289 have byte-addressed memory. Various places pass this to memcpy
290 and such, meaning it must be in units of host bytes. Various
291 other places expect they can calculate addresses by adding it
292 and such, meaning it must be in units of target bytes. For
293 some DSP targets, in which HOST_CHAR_BIT will (presumably) be 8
294 and TARGET_CHAR_BIT will be (say) 32, this is a problem.
296 One fix would be to make this field in bits (requiring that it
297 always be a multiple of HOST_CHAR_BIT and TARGET_CHAR_BIT) ---
298 the other choice would be to make it consistently in units of
299 HOST_CHAR_BIT. However, this would still fail to address
300 machines based on a ternary or decimal representation. */
303 /* FIXME, these should probably be restricted to a Fortran-specific
304 field in some fashion. */
305 #define BOUND_CANNOT_BE_DETERMINED 5
306 #define BOUND_BY_REF_ON_STACK 4
307 #define BOUND_BY_VALUE_ON_STACK 3
308 #define BOUND_BY_REF_IN_REG 2
309 #define BOUND_BY_VALUE_IN_REG 1
310 #define BOUND_SIMPLE 0
311 int upper_bound_type
;
312 int lower_bound_type
;
314 /* Every type is now associated with a particular objfile, and the
315 type is allocated on the type_obstack for that objfile. One problem
316 however, is that there are times when gdb allocates new types while
317 it is not in the process of reading symbols from a particular objfile.
318 Fortunately, these happen when the type being created is a derived
319 type of an existing type, such as in lookup_pointer_type(). So
320 we can just allocate the new type using the same objfile as the
321 existing type, but to do this we need a backpointer to the objfile
322 from the existing type. Yes this is somewhat ugly, but without
323 major overhaul of the internal type system, it can't be avoided
326 struct objfile
*objfile
;
328 /* For a pointer type, describes the type of object pointed to.
329 For an array type, describes the type of the elements.
330 For a function or method type, describes the type of the return value.
331 For a range type, describes the type of the full range.
332 For a complex type, describes the type of each coordinate.
335 struct type
*target_type
;
337 /* Type that is a pointer to this type.
338 NULL if no such pointer-to type is known yet.
339 The debugger may add the address of such a type
340 if it has to construct one later. */
342 struct type
*pointer_type
;
344 /* C++: also need a reference type. */
346 struct type
*reference_type
;
348 /* C-v variant chain. This points to a type that
349 differs from this one only in a const or volatile
350 attribute (or both). The various c-v variants
351 are chained together in a ring. */
352 struct type
*cv_type
;
354 /* Address-space delimited variant chain. This points to a type
355 that differs from this one only in an address-space qualifier
356 attribute. The otherwise-identical address-space delimited
357 types are chained together in a ring. */
358 struct type
*as_type
;
360 /* Flags about this type. */
364 /* Number of fields described for this type */
368 /* For structure and union types, a description of each field.
369 For set and pascal array types, there is one "field",
370 whose type is the domain type of the set or array.
371 For range types, there are two "fields",
372 the minimum and maximum values (both inclusive).
373 For enum types, each possible value is described by one "field".
374 For a function type, a "field" for each parameter type.
375 For C++ classes, there is one field for each base class (if it is
376 a derived class) plus one field for each class data member. Member
377 functions are recorded elsewhere.
379 Using a pointer to a separate array of fields
380 allows all types to have the same size, which is useful
381 because we can allocate the space for a type before
382 we know what to put in it. */
388 /* Position of this field, counting in bits from start of
389 containing structure.
390 For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB.
391 For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB.
392 For a range bound or enum value, this is the value itself. */
396 /* For a static field, if TYPE_FIELD_STATIC_HAS_ADDR then physaddr
397 is the location (in the target) of the static field.
398 Otherwise, physname is the mangled label of the static field. */
403 /* For a function type, this is 1 if the argument is marked
404 artificial. Artificial arguments should not be shown to the
410 /* Size of this field, in bits, or zero if not packed.
411 For an unpacked field, the field's type's length
412 says how many bytes the field occupies.
413 A value of -1 or -2 indicates a static field; -1 means the location
414 is specified by the label loc.physname; -2 means that loc.physaddr
415 specifies the actual address. */
419 /* In a struct or union type, type of this field.
420 In a function type, type of this argument.
421 In an array type, the domain-type of the array. */
425 /* Name of field, value or argument.
426 NULL for range bounds and array domains. */
433 /* For types with virtual functions (TYPE_CODE_STRUCT), VPTR_BASETYPE
434 is the base class which defined the virtual function table pointer.
436 For types that are pointer to member types (TYPE_CODE_MEMBER),
437 VPTR_BASETYPE is the type that this pointer is a member of.
439 For method types (TYPE_CODE_METHOD), VPTR_BASETYPE is the aggregate
440 type that contains the method.
444 struct type
*vptr_basetype
;
446 /* Field number of the virtual function table pointer in
447 VPTR_BASETYPE. If -1, we were unable to find the virtual
448 function table pointer in initial symbol reading, and
449 fill_in_vptr_fieldno should be called to find it if possible.
451 Unused if this type does not have virtual functions. */
455 /* Slot to point to additional language-specific fields of this type. */
460 /* ARG_TYPES is for TYPE_CODE_METHOD.
461 Contains the type of each argument, ending with a void type
462 after the last argument for normal member functions or a NULL
463 pointer after the last argument for functions with variable
466 struct type
**arg_types
;
468 /* CPLUS_STUFF is for TYPE_CODE_STRUCT. It is initialized to point to
469 cplus_struct_default, a default static instance of a struct
470 cplus_struct_type. */
472 struct cplus_struct_type
*cplus_stuff
;
474 /* FLOATFORMAT is for TYPE_CODE_FLT. It is a pointer to the
475 floatformat object that describes the floating-point value
476 that resides within the type. */
478 const struct floatformat
*floatformat
;
483 #define NULL_TYPE ((struct type *) 0)
485 /* C++ language-specific information for TYPE_CODE_STRUCT and TYPE_CODE_UNION
488 struct cplus_struct_type
490 /* Number of base classes this type derives from. The baseclasses are
491 stored in the first N_BASECLASSES fields (i.e. the `fields' field of
492 the struct type). I think only the `type' field of such a field has
497 /* Number of methods with unique names. All overloaded methods with
498 the same name count only once. */
502 /* Number of methods described for this type, not including the
503 methods that it derives from. */
505 short nfn_fields_total
;
507 /* The "declared_type" field contains a code saying how the
508 user really declared this type, e.g., "class s", "union s",
510 The 3 above things come out from the C++ compiler looking like classes,
511 but we keep track of the real declaration so we can give
512 the correct information on "ptype". (Note: TEMPLATE may not
513 belong in this list...) */
515 #define DECLARED_TYPE_CLASS 0
516 #define DECLARED_TYPE_UNION 1
517 #define DECLARED_TYPE_STRUCT 2
518 #define DECLARED_TYPE_TEMPLATE 3
519 short declared_type
; /* One of the above codes */
521 /* For derived classes, the number of base classes is given by n_baseclasses
522 and virtual_field_bits is a bit vector containing one bit per base class.
523 If the base class is virtual, the corresponding bit will be set.
528 class C : public B, public virtual A {};
530 B is a baseclass of C; A is a virtual baseclass for C.
531 This is a C++ 2.0 language feature. */
533 B_TYPE
*virtual_field_bits
;
535 /* For classes with private fields, the number of fields is given by
536 nfields and private_field_bits is a bit vector containing one bit
538 If the field is private, the corresponding bit will be set. */
540 B_TYPE
*private_field_bits
;
542 /* For classes with protected fields, the number of fields is given by
543 nfields and protected_field_bits is a bit vector containing one bit
545 If the field is private, the corresponding bit will be set. */
547 B_TYPE
*protected_field_bits
;
549 /* for classes with fields to be ignored, either this is optimized out
550 or this field has length 0 */
552 B_TYPE
*ignore_field_bits
;
554 /* For classes, structures, and unions, a description of each field,
555 which consists of an overloaded name, followed by the types of
556 arguments that the method expects, and then the name after it
557 has been renamed to make it distinct.
559 fn_fieldlists points to an array of nfn_fields of these. */
564 /* The overloaded name. */
568 /* The number of methods with this name. */
572 /* The list of methods. */
577 /* If is_stub is clear, this is the mangled name which we can
578 look up to find the address of the method (FIXME: it would
579 be cleaner to have a pointer to the struct symbol here
582 /* If is_stub is set, this is the portion of the mangled
583 name which specifies the arguments. For example, "ii",
584 if there are two int arguments, or "" if there are no
585 arguments. See gdb_mangle_name for the conversion from this
586 format to the one used if is_stub is clear. */
590 /* The function type for the method.
591 (This comment used to say "The return value of the method",
592 but that's wrong. The function type
593 is expected here, i.e. something with TYPE_CODE_FUNC,
594 and *not* the return-value type). */
598 /* The argument list. Only valid if is_stub is clear. Contains
599 the type of each argument, including `this', and ending with
600 a NULL pointer after the last argument. Should not contain
601 a `this' pointer for static member functions. */
605 /* For virtual functions.
606 First baseclass that defines this virtual function. */
608 struct type
*fcontext
;
612 unsigned int is_const
:1;
613 unsigned int is_volatile
:1;
614 unsigned int is_private
:1;
615 unsigned int is_protected
:1;
616 unsigned int is_public
:1;
617 unsigned int is_abstract
:1;
618 unsigned int is_static
:1;
619 unsigned int is_final
:1;
620 unsigned int is_synchronized
:1;
621 unsigned int is_native
:1;
622 unsigned int is_artificial
:1;
624 /* A stub method only has some fields valid (but they are enough
625 to reconstruct the rest of the fields). */
626 unsigned int is_stub
:1;
628 /* C++ method that is inlined */
629 unsigned int is_inlined
:1;
632 unsigned int dummy
:3;
634 /* Index into that baseclass's virtual function table,
635 minus 2; else if static: VOFFSET_STATIC; else: 0. */
637 unsigned int voffset
:16;
639 #define VOFFSET_STATIC 1
647 /* If this "struct type" describes a template, then it
648 * has arguments. "template_args" points to an array of
649 * template arg descriptors, of length "ntemplate_args".
650 * The only real information in each of these template arg descriptors
651 * is a name. "type" will typically just point to a "struct type" with
652 * the placeholder TYPE_CODE_TEMPLATE_ARG type.
654 short ntemplate_args
;
662 /* If this "struct type" describes a template, it has a list
663 * of instantiations. "instantiations" is a pointer to an array
664 * of type's, one representing each instantiation. There
665 * are "ninstantiations" elements in this array.
667 short ninstantiations
;
668 struct type
**instantiations
;
670 /* The following points to information relevant to the runtime model
672 * Currently being used only for HP's ANSI C++ compiler.
673 * (This type may have to be changed/enhanced for other compilers.)
675 * RUNTIME_PTR is NULL if there is no runtime information (currently
676 * this means the type was not compiled by HP aCC).
678 * Fields in structure pointed to:
679 * ->HAS_VTABLE : 0 => no virtual table, 1 => vtable present
681 * ->PRIMARY_BASE points to the first non-virtual base class that has
684 * ->VIRTUAL_BASE_LIST points to a list of struct type * pointers that
685 * point to the type information for all virtual bases among this type's
691 struct type
*primary_base
;
692 struct type
**virtual_base_list
;
696 /* Pointer to information about enclosing scope, if this is a
697 * local type. If it is not a local type, this is NULL
699 struct local_type_info
707 /* Struct used in computing virtual base list */
710 struct type
*vbasetype
; /* pointer to virtual base */
711 struct vbase
*next
; /* next in chain */
714 /* Struct used for ranking a function for overload resolution */
715 struct badness_vector
721 /* The default value of TYPE_CPLUS_SPECIFIC(T) points to the
722 this shared static structure. */
724 extern const struct cplus_struct_type cplus_struct_default
;
726 extern void allocate_cplus_struct_type (struct type
*);
728 #define INIT_CPLUS_SPECIFIC(type) \
729 (TYPE_CPLUS_SPECIFIC(type)=(struct cplus_struct_type*)&cplus_struct_default)
730 #define ALLOCATE_CPLUS_STRUCT_TYPE(type) allocate_cplus_struct_type (type)
731 #define HAVE_CPLUS_STRUCT(type) \
732 (TYPE_CPLUS_SPECIFIC(type) != &cplus_struct_default)
734 #define TYPE_NAME(thistype) (thistype)->name
735 #define TYPE_TAG_NAME(type) ((type)->tag_name)
736 #define TYPE_TARGET_TYPE(thistype) (thistype)->target_type
737 #define TYPE_POINTER_TYPE(thistype) (thistype)->pointer_type
738 #define TYPE_REFERENCE_TYPE(thistype) (thistype)->reference_type
739 #define TYPE_CV_TYPE(thistype) (thistype)->cv_type
740 #define TYPE_AS_TYPE(thistype) (thistype)->as_type
741 /* Note that if thistype is a TYPEDEF type, you have to call check_typedef.
742 But check_typedef does set the TYPE_LENGTH of the TYPEDEF type,
743 so you only have to call check_typedef once. Since allocate_value
744 calls check_typedef, TYPE_LENGTH (VALUE_TYPE (X)) is safe. */
745 #define TYPE_LENGTH(thistype) (thistype)->length
746 #define TYPE_OBJFILE(thistype) (thistype)->objfile
747 #define TYPE_FLAGS(thistype) (thistype)->flags
748 /* Note that TYPE_CODE can be TYPE_CODE_TYPEDEF, so if you want the real
749 type, you need to do TYPE_CODE (check_type (this_type)). */
750 #define TYPE_CODE(thistype) (thistype)->code
751 #define TYPE_NFIELDS(thistype) (thistype)->nfields
752 #define TYPE_FIELDS(thistype) (thistype)->fields
753 #define TYPE_TEMPLATE_ARGS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->template_args
754 #define TYPE_INSTANTIATIONS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->instantiations
756 #define TYPE_INDEX_TYPE(type) TYPE_FIELD_TYPE (type, 0)
757 #define TYPE_LOW_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 0)
758 #define TYPE_HIGH_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 1)
760 /* Moto-specific stuff for FORTRAN arrays */
762 #define TYPE_ARRAY_UPPER_BOUND_TYPE(thistype) (thistype)->upper_bound_type
763 #define TYPE_ARRAY_LOWER_BOUND_TYPE(thistype) (thistype)->lower_bound_type
765 #define TYPE_ARRAY_UPPER_BOUND_VALUE(arraytype) \
766 (TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),1))
768 #define TYPE_ARRAY_LOWER_BOUND_VALUE(arraytype) \
769 (TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),0))
773 #define TYPE_VPTR_BASETYPE(thistype) (thistype)->vptr_basetype
774 #define TYPE_DOMAIN_TYPE(thistype) (thistype)->vptr_basetype
775 #define TYPE_VPTR_FIELDNO(thistype) (thistype)->vptr_fieldno
776 #define TYPE_FN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fields
777 #define TYPE_NFN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields
778 #define TYPE_NFN_FIELDS_TOTAL(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields_total
779 #define TYPE_NTEMPLATE_ARGS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->ntemplate_args
780 #define TYPE_NINSTANTIATIONS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->ninstantiations
781 #define TYPE_DECLARED_TYPE(thistype) TYPE_CPLUS_SPECIFIC(thistype)->declared_type
782 #define TYPE_TYPE_SPECIFIC(thistype) (thistype)->type_specific
783 #define TYPE_ARG_TYPES(thistype) (thistype)->type_specific.arg_types
784 #define TYPE_CPLUS_SPECIFIC(thistype) (thistype)->type_specific.cplus_stuff
785 #define TYPE_FLOATFORMAT(thistype) (thistype)->type_specific.floatformat
786 #define TYPE_BASECLASS(thistype,index) (thistype)->fields[index].type
787 #define TYPE_N_BASECLASSES(thistype) TYPE_CPLUS_SPECIFIC(thistype)->n_baseclasses
788 #define TYPE_BASECLASS_NAME(thistype,index) (thistype)->fields[index].name
789 #define TYPE_BASECLASS_BITPOS(thistype,index) TYPE_FIELD_BITPOS(thistype,index)
790 #define BASETYPE_VIA_PUBLIC(thistype, index) \
791 ((!TYPE_FIELD_PRIVATE(thistype, index)) && (!TYPE_FIELD_PROTECTED(thistype, index)))
793 #define BASETYPE_VIA_VIRTUAL(thistype, index) \
794 (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits == NULL ? 0 \
795 : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (index)))
797 #define FIELD_TYPE(thisfld) ((thisfld).type)
798 #define FIELD_NAME(thisfld) ((thisfld).name)
799 #define FIELD_BITPOS(thisfld) ((thisfld).loc.bitpos)
800 #define FIELD_ARTIFICIAL(thisfld) ((thisfld).loc.artificial)
801 #define FIELD_BITSIZE(thisfld) ((thisfld).bitsize)
802 #define FIELD_PHYSNAME(thisfld) ((thisfld).loc.physname)
803 #define FIELD_PHYSADDR(thisfld) ((thisfld).loc.physaddr)
804 #define SET_FIELD_PHYSNAME(thisfld, name) \
805 ((thisfld).bitsize = -1, FIELD_PHYSNAME(thisfld) = (name))
806 #define SET_FIELD_PHYSADDR(thisfld, name) \
807 ((thisfld).bitsize = -2, FIELD_PHYSADDR(thisfld) = (name))
808 #define TYPE_FIELD(thistype, n) (thistype)->fields[n]
809 #define TYPE_FIELD_TYPE(thistype, n) FIELD_TYPE(TYPE_FIELD(thistype, n))
810 #define TYPE_FIELD_NAME(thistype, n) FIELD_NAME(TYPE_FIELD(thistype, n))
811 #define TYPE_FIELD_BITPOS(thistype, n) FIELD_BITPOS(TYPE_FIELD(thistype,n))
812 #define TYPE_FIELD_ARTIFICIAL(thistype, n) FIELD_ARTIFICIAL(TYPE_FIELD(thistype,n))
813 #define TYPE_FIELD_BITSIZE(thistype, n) FIELD_BITSIZE(TYPE_FIELD(thistype,n))
814 #define TYPE_FIELD_PACKED(thistype, n) (FIELD_BITSIZE(TYPE_FIELD(thistype,n))!=0)
815 #define TYPE_TEMPLATE_ARG(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->template_args[n]
816 #define TYPE_INSTANTIATION(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->instantiations[n]
818 #define TYPE_FIELD_PRIVATE_BITS(thistype) \
819 TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits
820 #define TYPE_FIELD_PROTECTED_BITS(thistype) \
821 TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits
822 #define TYPE_FIELD_IGNORE_BITS(thistype) \
823 TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits
824 #define TYPE_FIELD_VIRTUAL_BITS(thistype) \
825 TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits
826 #define SET_TYPE_FIELD_PRIVATE(thistype, n) \
827 B_SET (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n))
828 #define SET_TYPE_FIELD_PROTECTED(thistype, n) \
829 B_SET (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n))
830 #define SET_TYPE_FIELD_IGNORE(thistype, n) \
831 B_SET (TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n))
832 #define SET_TYPE_FIELD_VIRTUAL(thistype, n) \
833 B_SET (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n))
834 #define TYPE_FIELD_PRIVATE(thistype, n) \
835 (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits == NULL ? 0 \
836 : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n)))
837 #define TYPE_FIELD_PROTECTED(thistype, n) \
838 (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits == NULL ? 0 \
839 : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n)))
840 #define TYPE_FIELD_IGNORE(thistype, n) \
841 (TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits == NULL ? 0 \
842 : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n)))
843 #define TYPE_FIELD_VIRTUAL(thistype, n) \
844 (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits == NULL ? 0 \
845 : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)))
847 #define TYPE_FIELD_STATIC(thistype, n) ((thistype)->fields[n].bitsize < 0)
848 #define TYPE_FIELD_STATIC_HAS_ADDR(thistype, n) ((thistype)->fields[n].bitsize == -2)
849 #define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) FIELD_PHYSNAME(TYPE_FIELD(thistype, n))
850 #define TYPE_FIELD_STATIC_PHYSADDR(thistype, n) FIELD_PHYSADDR(TYPE_FIELD(thistype, n))
852 #define TYPE_FN_FIELDLISTS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists
853 #define TYPE_FN_FIELDLIST(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n]
854 #define TYPE_FN_FIELDLIST1(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].fn_fields
855 #define TYPE_FN_FIELDLIST_NAME(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].name
856 #define TYPE_FN_FIELDLIST_LENGTH(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].length
858 #define TYPE_FN_FIELD(thisfn, n) (thisfn)[n]
859 #define TYPE_FN_FIELD_PHYSNAME(thisfn, n) (thisfn)[n].physname
860 #define TYPE_FN_FIELD_TYPE(thisfn, n) (thisfn)[n].type
861 #define TYPE_FN_FIELD_ARGS(thisfn, n) TYPE_ARG_TYPES ((thisfn)[n].type)
862 #define TYPE_FN_FIELD_CONST(thisfn, n) ((thisfn)[n].is_const)
863 #define TYPE_FN_FIELD_VOLATILE(thisfn, n) ((thisfn)[n].is_volatile)
864 #define TYPE_FN_FIELD_PRIVATE(thisfn, n) ((thisfn)[n].is_private)
865 #define TYPE_FN_FIELD_PROTECTED(thisfn, n) ((thisfn)[n].is_protected)
866 #define TYPE_FN_FIELD_PUBLIC(thisfn, n) ((thisfn)[n].is_public)
867 #define TYPE_FN_FIELD_STATIC(thisfn, n) ((thisfn)[n].is_static)
868 #define TYPE_FN_FIELD_FINAL(thisfn, n) ((thisfn)[n].is_final)
869 #define TYPE_FN_FIELD_SYNCHRONIZED(thisfn, n) ((thisfn)[n].is_synchronized)
870 #define TYPE_FN_FIELD_NATIVE(thisfn, n) ((thisfn)[n].is_native)
871 #define TYPE_FN_FIELD_ARTIFICIAL(thisfn, n) ((thisfn)[n].is_artificial)
872 #define TYPE_FN_FIELD_ABSTRACT(thisfn, n) ((thisfn)[n].is_abstract)
873 #define TYPE_FN_FIELD_STUB(thisfn, n) ((thisfn)[n].is_stub)
874 #define TYPE_FN_FIELD_INLINED(thisfn, n) ((thisfn)[n].is_inlined)
875 #define TYPE_FN_FIELD_FCONTEXT(thisfn, n) ((thisfn)[n].fcontext)
876 #define TYPE_FN_FIELD_VOFFSET(thisfn, n) ((thisfn)[n].voffset-2)
877 #define TYPE_FN_FIELD_VIRTUAL_P(thisfn, n) ((thisfn)[n].voffset > 1)
878 #define TYPE_FN_FIELD_STATIC_P(thisfn, n) ((thisfn)[n].voffset == VOFFSET_STATIC)
880 #define TYPE_RUNTIME_PTR(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->runtime_ptr)
881 #define TYPE_VTABLE(thistype) (TYPE_RUNTIME_PTR(thistype)->has_vtable)
882 #define TYPE_HAS_VTABLE(thistype) (TYPE_RUNTIME_PTR(thistype) && TYPE_VTABLE(thistype))
883 #define TYPE_PRIMARY_BASE(thistype) (TYPE_RUNTIME_PTR(thistype)->primary_base)
884 #define TYPE_VIRTUAL_BASE_LIST(thistype) (TYPE_RUNTIME_PTR(thistype)->virtual_base_list)
886 #define TYPE_LOCALTYPE_PTR(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr)
887 #define TYPE_LOCALTYPE_FILE(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr->file)
888 #define TYPE_LOCALTYPE_LINE(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr->line)
890 #define TYPE_IS_OPAQUE(thistype) (((TYPE_CODE (thistype) == TYPE_CODE_STRUCT) || \
891 (TYPE_CODE (thistype) == TYPE_CODE_UNION)) && \
892 (TYPE_NFIELDS (thistype) == 0) && \
893 (TYPE_CPLUS_SPECIFIC (thistype) && (TYPE_NFN_FIELDS (thistype) == 0)))
898 extern struct type
*builtin_type_void
;
899 extern struct type
*builtin_type_char
;
900 extern struct type
*builtin_type_short
;
901 extern struct type
*builtin_type_int
;
902 extern struct type
*builtin_type_long
;
903 extern struct type
*builtin_type_signed_char
;
904 extern struct type
*builtin_type_unsigned_char
;
905 extern struct type
*builtin_type_unsigned_short
;
906 extern struct type
*builtin_type_unsigned_int
;
907 extern struct type
*builtin_type_unsigned_long
;
908 extern struct type
*builtin_type_float
;
909 extern struct type
*builtin_type_double
;
910 extern struct type
*builtin_type_long_double
;
911 extern struct type
*builtin_type_complex
;
912 extern struct type
*builtin_type_double_complex
;
913 extern struct type
*builtin_type_string
;
914 extern struct type
*builtin_type_bool
;
916 /* Address/pointer types: */
917 /* (C) Language `pointer to data' type. Some target platforms use an
918 implicitly {sign,zero} -extended 32 bit C language pointer on a 64
920 extern struct type
*builtin_type_void_data_ptr
;
922 /* (C) Language `pointer to function returning void' type. Since
923 ANSI, C standards have explicitly said that pointers to functions
924 and pointers to data are not interconvertible --- that is, you
925 can't cast a function pointer to void * and back, and expect to get
926 the same value. However, all function pointer types are
927 interconvertible, so void (*) () can server as a generic function
929 extern struct type
*builtin_type_void_func_ptr
;
931 /* The target CPU's address type. This is the ISA address size. */
932 extern struct type
*builtin_type_CORE_ADDR
;
933 /* The symbol table address type. Some object file formats have a 32
934 bit address type even though the TARGET has a 64 bit pointer type
936 extern struct type
*builtin_type_bfd_vma
;
938 /* Explicit sizes - see C9X <intypes.h> for naming scheme */
939 extern struct type
*builtin_type_int8
;
940 extern struct type
*builtin_type_uint8
;
941 extern struct type
*builtin_type_int16
;
942 extern struct type
*builtin_type_uint16
;
943 extern struct type
*builtin_type_int32
;
944 extern struct type
*builtin_type_uint32
;
945 extern struct type
*builtin_type_int64
;
946 extern struct type
*builtin_type_uint64
;
947 extern struct type
*builtin_type_int128
;
948 extern struct type
*builtin_type_uint128
;
950 /* SIMD types. We inherit these names from GCC. */
951 extern struct type
*builtin_type_v4sf
;
952 extern struct type
*builtin_type_v4si
;
953 extern struct type
*builtin_type_v16qi
;
954 extern struct type
*builtin_type_v8qi
;
955 extern struct type
*builtin_type_v8hi
;
956 extern struct type
*builtin_type_v4hi
;
957 extern struct type
*builtin_type_v2si
;
959 /* Type for 128 bit vectors. */
960 extern struct type
*builtin_type_vec128
;
962 /* Explicit floating-point formats. See "floatformat.h". */
963 extern struct type
*builtin_type_ieee_single_big
;
964 extern struct type
*builtin_type_ieee_single_little
;
965 extern struct type
*builtin_type_ieee_double_big
;
966 extern struct type
*builtin_type_ieee_double_little
;
967 extern struct type
*builtin_type_ieee_double_littlebyte_bigword
;
968 extern struct type
*builtin_type_i387_ext
;
969 extern struct type
*builtin_type_m68881_ext
;
970 extern struct type
*builtin_type_i960_ext
;
971 extern struct type
*builtin_type_m88110_ext
;
972 extern struct type
*builtin_type_m88110_harris_ext
;
973 extern struct type
*builtin_type_arm_ext_big
;
974 extern struct type
*builtin_type_arm_ext_littlebyte_bigword
;
975 extern struct type
*builtin_type_ia64_spill_big
;
976 extern struct type
*builtin_type_ia64_spill_little
;
977 extern struct type
*builtin_type_ia64_quad_big
;
978 extern struct type
*builtin_type_ia64_quad_little
;
980 /* We use this for the '/c' print format, because builtin_type_char is
981 just a one-byte integral type, which languages less laid back than
982 C will print as ... well, a one-byte integral type. */
983 extern struct type
*builtin_type_true_char
;
985 /* This type represents a type that was unrecognized in symbol
988 extern struct type
*builtin_type_error
;
990 extern struct type
*builtin_type_long_long
;
991 extern struct type
*builtin_type_unsigned_long_long
;
995 extern struct type
*builtin_type_m2_char
;
996 extern struct type
*builtin_type_m2_int
;
997 extern struct type
*builtin_type_m2_card
;
998 extern struct type
*builtin_type_m2_real
;
999 extern struct type
*builtin_type_m2_bool
;
1003 extern struct type
*builtin_type_chill_bool
;
1004 extern struct type
*builtin_type_chill_char
;
1005 extern struct type
*builtin_type_chill_long
;
1006 extern struct type
*builtin_type_chill_ulong
;
1007 extern struct type
*builtin_type_chill_real
;
1009 /* Fortran (F77) types */
1011 extern struct type
*builtin_type_f_character
;
1012 extern struct type
*builtin_type_f_integer
;
1013 extern struct type
*builtin_type_f_integer_s2
;
1014 extern struct type
*builtin_type_f_logical
;
1015 extern struct type
*builtin_type_f_logical_s1
;
1016 extern struct type
*builtin_type_f_logical_s2
;
1017 extern struct type
*builtin_type_f_real
;
1018 extern struct type
*builtin_type_f_real_s8
;
1019 extern struct type
*builtin_type_f_real_s16
;
1020 extern struct type
*builtin_type_f_complex_s8
;
1021 extern struct type
*builtin_type_f_complex_s16
;
1022 extern struct type
*builtin_type_f_complex_s32
;
1023 extern struct type
*builtin_type_f_void
;
1026 /* extern struct type *builtin_type_cxx_typeinfo; */
1028 /* Maximum and minimum values of built-in types */
1030 #define MAX_OF_TYPE(t) \
1031 (TYPE_UNSIGNED(t) ? UMAX_OF_SIZE(TYPE_LENGTH(t)) \
1032 : MAX_OF_SIZE(TYPE_LENGTH(t)))
1034 #define MIN_OF_TYPE(t) \
1035 (TYPE_UNSIGNED(t) ? UMIN_OF_SIZE(TYPE_LENGTH(t)) \
1036 : MIN_OF_SIZE(TYPE_LENGTH(t)))
1038 /* Allocate space for storing data associated with a particular type.
1039 We ensure that the space is allocated using the same mechanism that
1040 was used to allocate the space for the type structure itself. I.E.
1041 if the type is on an objfile's type_obstack, then the space for data
1042 associated with that type will also be allocated on the type_obstack.
1043 If the type is not associated with any particular objfile (such as
1044 builtin types), then the data space will be allocated with xmalloc,
1045 the same as for the type structure. */
1047 #define TYPE_ALLOC(t,size) \
1048 (TYPE_OBJFILE (t) != NULL \
1049 ? obstack_alloc (&TYPE_OBJFILE (t) -> type_obstack, size) \
1052 extern struct type
*alloc_type (struct objfile
*);
1054 extern struct type
*init_type (enum type_code
, int, int, char *,
1057 extern struct type
*lookup_reference_type (struct type
*);
1059 extern struct type
*make_reference_type (struct type
*, struct type
**);
1061 extern struct type
*make_cv_type (int, int, struct type
*, struct type
**);
1063 extern void finish_cv_type (struct type
*);
1065 extern int address_space_name_to_int (char *);
1067 extern char *address_space_int_to_name (int);
1069 extern struct type
*make_type_with_address_space (struct type
*type
,
1070 int space_identifier
);
1072 extern struct type
*lookup_member_type (struct type
*, struct type
*);
1075 smash_to_method_type (struct type
*, struct type
*, struct type
*,
1079 smash_to_member_type (struct type
*, struct type
*, struct type
*);
1081 extern struct type
*allocate_stub_method (struct type
*);
1083 extern char *type_name_no_tag (const struct type
*);
1085 extern struct type
*lookup_struct_elt_type (struct type
*, char *, int);
1087 extern struct type
*make_pointer_type (struct type
*, struct type
**);
1089 extern struct type
*lookup_pointer_type (struct type
*);
1091 extern struct type
*make_function_type (struct type
*, struct type
**);
1093 extern struct type
*lookup_function_type (struct type
*);
1095 extern struct type
*create_range_type (struct type
*, struct type
*, int,
1098 extern struct type
*create_array_type (struct type
*, struct type
*,
1101 extern struct type
*create_string_type (struct type
*, struct type
*);
1103 extern struct type
*create_set_type (struct type
*, struct type
*);
1105 extern int chill_varying_type (struct type
*);
1107 extern struct type
*lookup_unsigned_typename (char *);
1109 extern struct type
*lookup_signed_typename (char *);
1111 extern struct type
*check_typedef (struct type
*);
1113 #define CHECK_TYPEDEF(TYPE) (TYPE) = check_typedef (TYPE)
1115 extern void check_stub_method (struct type
*, int, int);
1117 extern struct type
*lookup_primitive_typename (char *);
1119 extern char *gdb_mangle_name (struct type
*, int, int);
1121 extern struct type
*builtin_type (char **);
1123 extern struct type
*lookup_typename (char *, struct block
*, int);
1125 extern struct type
*lookup_template_type (char *, struct type
*,
1128 extern struct type
*lookup_fundamental_type (struct objfile
*, int);
1130 extern void fill_in_vptr_fieldno (struct type
*);
1132 extern int get_destructor_fn_field (struct type
*, int *, int *);
1134 extern int get_discrete_bounds (struct type
*, LONGEST
*, LONGEST
*);
1136 extern int is_ancestor (struct type
*, struct type
*);
1138 extern int has_vtable (struct type
*);
1140 extern struct type
*primary_base_class (struct type
*);
1142 extern struct type
**virtual_base_list (struct type
*);
1144 extern int virtual_base_list_length (struct type
*);
1145 extern int virtual_base_list_length_skip_primaries (struct type
*);
1147 extern int virtual_base_index (struct type
*, struct type
*);
1148 extern int virtual_base_index_skip_primaries (struct type
*, struct type
*);
1151 extern int class_index_in_primary_list (struct type
*);
1153 extern int count_virtual_fns (struct type
*);
1155 /* Constants for HP/Taligent ANSI C++ runtime model */
1157 /* Where virtual function entries begin in the
1158 * virtual table, in the non-RRBC vtable format.
1159 * First 4 are the metavtable pointer, top offset,
1160 * typeinfo pointer, and dup base info pointer */
1161 #define HP_ACC_VFUNC_START 4
1163 /* (Negative) Offset where virtual base offset entries begin
1164 * in the virtual table. Skips over metavtable pointer and
1165 * the self-offset entry.
1166 * NOTE: NEGATE THIS BEFORE USING! The virtual base offsets
1167 * appear before the address point of the vtable (the slot
1168 * pointed to by the object's vtable pointer), i.e. at lower
1169 * addresses than the vtable pointer. */
1170 #define HP_ACC_VBASE_START 2
1172 /* (Positive) Offset where the pointer to the typeinfo
1173 * object is present in the virtual table */
1174 #define HP_ACC_TYPEINFO_OFFSET 2
1176 /* (Positive) Offset where the ``top offset'' entry of
1177 * the virtual table is */
1178 #define HP_ACC_TOP_OFFSET_OFFSET 1
1180 /* Overload resolution */
1182 #define LENGTH_MATCH(bv) ((bv)->rank[0])
1184 /* Badness if parameter list length doesn't match arg list length */
1185 #define LENGTH_MISMATCH_BADNESS 100
1186 /* Dummy badness value for nonexistent parameter positions */
1187 #define TOO_FEW_PARAMS_BADNESS 100
1188 /* Badness if no conversion among types */
1189 #define INCOMPATIBLE_TYPE_BADNESS 100
1190 /* Badness of coercing large integer to smaller size */
1191 #define INTEGER_COERCION_BADNESS 100
1192 /* Badness of coercing large floating type to smaller size */
1193 #define FLOAT_COERCION_BADNESS 100
1195 /* Badness of integral promotion */
1196 #define INTEGER_PROMOTION_BADNESS 1
1197 /* Badness of floating promotion */
1198 #define FLOAT_PROMOTION_BADNESS 1
1199 /* Badness of integral conversion */
1200 #define INTEGER_CONVERSION_BADNESS 2
1201 /* Badness of floating conversion */
1202 #define FLOAT_CONVERSION_BADNESS 2
1203 /* Badness of integer<->floating conversions */
1204 #define INT_FLOAT_CONVERSION_BADNESS 2
1205 /* Badness of converting to a boolean */
1206 #define BOOLEAN_CONVERSION_BADNESS 2
1207 /* Badness of pointer conversion */
1208 #define POINTER_CONVERSION_BADNESS 2
1209 /* Badness of conversion of pointer to void pointer */
1210 #define VOID_PTR_CONVERSION_BADNESS 2
1211 /* Badness of converting derived to base class */
1212 #define BASE_CONVERSION_BADNESS 2
1213 /* Badness of converting from non-reference to reference */
1214 #define REFERENCE_CONVERSION_BADNESS 2
1216 /* Non-standard conversions allowed by the debugger */
1217 /* Converting a pointer to an int is usually OK */
1218 #define NS_POINTER_CONVERSION_BADNESS 10
1221 extern int compare_badness (struct badness_vector
*, struct badness_vector
*);
1223 extern struct badness_vector
*rank_function (struct type
**, int,
1224 struct type
**, int);
1226 extern int rank_one_type (struct type
*, struct type
*);
1228 extern void recursive_dump_type (struct type
*, int);
1232 extern void print_scalar_formatted (char *, struct type
*, int, int,
1235 extern int can_dereference (struct type
*);
1237 extern int is_integral_type (struct type
*);
1239 extern void maintenance_print_type (char *, int);
1241 #endif /* GDBTYPES_H */