1 /* Internal type definitions for GDB.
3 Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
4 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
6 Contributed by Cygnus Support, using pieces from other GDB modules.
8 This file is part of GDB.
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.
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.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330,
23 Boston, MA 02111-1307, USA. */
25 #if !defined (GDBTYPES_H)
28 /* Forward declarations for prototypes. */
32 /* Codes for `fundamental types'. This is a monstrosity based on the
33 bogus notion that there are certain compiler-independent
34 `fundamental types'. None of these is well-defined (how big is
35 FT_SHORT? Does it depend on the language? How does the
36 language-specific code know which type to correlate to FT_SHORT?) */
40 #define FT_CHAR 2 /* we use this for not-unsigned C/C++ chars */
41 #define FT_SIGNED_CHAR 3 /* we use this for C++ signed chars */
42 #define FT_UNSIGNED_CHAR 4 /* we use this for C/C++ unsigned chars */
44 #define FT_SIGNED_SHORT 6
45 #define FT_UNSIGNED_SHORT 7
47 #define FT_SIGNED_INTEGER 9
48 #define FT_UNSIGNED_INTEGER 10
50 #define FT_SIGNED_LONG 12
51 #define FT_UNSIGNED_LONG 13
52 #define FT_LONG_LONG 14
53 #define FT_SIGNED_LONG_LONG 15
54 #define FT_UNSIGNED_LONG_LONG 16
56 #define FT_DBL_PREC_FLOAT 18
57 #define FT_EXT_PREC_FLOAT 19
59 #define FT_DBL_PREC_COMPLEX 21
60 #define FT_EXT_PREC_COMPLEX 22
62 #define FT_FIXED_DECIMAL 24
63 #define FT_FLOAT_DECIMAL 25
65 #define FT_UNSIGNED_BYTE 27
66 #define FT_TEMPLATE_ARG 28
68 #define FT_NUM_MEMBERS 29 /* Highest FT_* above, plus one. */
70 /* Some macros for char-based bitfields. */
72 #define B_SET(a,x) ((a)[(x)>>3] |= (1 << ((x)&7)))
73 #define B_CLR(a,x) ((a)[(x)>>3] &= ~(1 << ((x)&7)))
74 #define B_TST(a,x) ((a)[(x)>>3] & (1 << ((x)&7)))
75 #define B_TYPE unsigned char
76 #define B_BYTES(x) ( 1 + ((x)>>3) )
77 #define B_CLRALL(a,x) memset ((a), 0, B_BYTES(x))
79 /* Different kinds of data types are distinguished by the `code' field. */
83 TYPE_CODE_UNDEF, /* Not used; catches errors */
84 TYPE_CODE_PTR, /* Pointer type */
85 TYPE_CODE_ARRAY, /* Array type with lower & upper bounds. */
86 TYPE_CODE_STRUCT, /* C struct or Pascal record */
87 TYPE_CODE_UNION, /* C union or Pascal variant part */
88 TYPE_CODE_ENUM, /* Enumeration type */
89 TYPE_CODE_FUNC, /* Function type */
90 TYPE_CODE_INT, /* Integer type */
92 /* Floating type. This is *NOT* a complex type. Beware, there are parts
93 of GDB which bogusly assume that TYPE_CODE_FLT can mean complex. */
96 /* Void type. The length field specifies the length (probably always
97 one) which is used in pointer arithmetic involving pointers to
98 this type, but actually dereferencing such a pointer is invalid;
99 a void type has no length and no actual representation in memory
100 or registers. A pointer to a void type is a generic pointer. */
103 TYPE_CODE_SET, /* Pascal sets */
104 TYPE_CODE_RANGE, /* Range (integers within spec'd bounds) */
106 /* A string type which is like an array of character but prints
107 differently (at least for (the deleted) CHILL). It does not
108 contain a length field as Pascal strings (for many Pascals,
109 anyway) do; if we want to deal with such strings, we should use
113 /* String of bits; like TYPE_CODE_SET but prints differently (at
114 least for (the deleted) CHILL). */
117 /* Unknown type. The length field is valid if we were able to
118 deduce that much about the type, or 0 if we don't even know that. */
122 TYPE_CODE_MEMBER, /* Member type */
123 TYPE_CODE_METHOD, /* Method type */
124 TYPE_CODE_REF, /* C++ Reference types */
126 TYPE_CODE_CHAR, /* *real* character type */
128 /* Boolean type. 0 is false, 1 is true, and other values are non-boolean
129 (e.g. FORTRAN "logical" used as unsigned int). */
133 TYPE_CODE_COMPLEX, /* Complex float */
136 TYPE_CODE_TEMPLATE, /* C++ template */
137 TYPE_CODE_TEMPLATE_ARG, /* C++ template arg */
139 TYPE_CODE_NAMESPACE /* C++ namespace. */
142 /* For now allow source to use TYPE_CODE_CLASS for C++ classes, as an
143 alias for TYPE_CODE_STRUCT. This is for DWARF, which has a distinct
144 "class" attribute. Perhaps we should actually have a separate TYPE_CODE
145 so that we can print "class" or "struct" depending on what the debug
146 info said. It's not clear we should bother. */
148 #define TYPE_CODE_CLASS TYPE_CODE_STRUCT
150 /* Some bits for the type's flags word, and macros to test them. */
152 /* Unsigned integer type. If this is not set for a TYPE_CODE_INT, the
153 type is signed (unless TYPE_FLAG_NOSIGN (below) is set). */
155 #define TYPE_FLAG_UNSIGNED (1 << 0)
156 #define TYPE_UNSIGNED(t) (TYPE_FLAGS (t) & TYPE_FLAG_UNSIGNED)
158 /* No sign for this type. In C++, "char", "signed char", and "unsigned
159 char" are distinct types; so we need an extra flag to indicate the
160 absence of a sign! */
162 #define TYPE_FLAG_NOSIGN (1 << 1)
163 #define TYPE_NOSIGN(t) (TYPE_FLAGS (t) & TYPE_FLAG_NOSIGN)
165 /* This appears in a type's flags word if it is a stub type (e.g., if
166 someone referenced a type that wasn't defined in a source file
167 via (struct sir_not_appearing_in_this_film *)). */
169 #define TYPE_FLAG_STUB (1 << 2)
170 #define TYPE_STUB(t) (TYPE_FLAGS (t) & TYPE_FLAG_STUB)
172 /* The target type of this type is a stub type, and this type needs to
173 be updated if it gets un-stubbed in check_typedef.
174 Used for arrays and ranges, in which TYPE_LENGTH of the array/range
175 gets set based on the TYPE_LENGTH of the target type.
176 Also, set for TYPE_CODE_TYPEDEF. */
178 #define TYPE_FLAG_TARGET_STUB (1 << 3)
179 #define TYPE_TARGET_STUB(t) (TYPE_FLAGS (t) & TYPE_FLAG_TARGET_STUB)
181 /* Static type. If this is set, the corresponding type had
183 * Note: This may be unnecessary, since static data members
184 * are indicated by other means (bitpos == -1)
187 #define TYPE_FLAG_STATIC (1 << 4)
188 #define TYPE_STATIC(t) (TYPE_FLAGS (t) & TYPE_FLAG_STATIC)
190 /* Constant type. If this is set, the corresponding type has a
194 #define TYPE_FLAG_CONST (1 << 5)
195 #define TYPE_CONST(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_CONST)
197 /* Volatile type. If this is set, the corresponding type has a
201 #define TYPE_FLAG_VOLATILE (1 << 6)
202 #define TYPE_VOLATILE(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_VOLATILE)
205 /* This is a function type which appears to have a prototype. We need this
206 for function calls in order to tell us if it's necessary to coerce the args,
207 or to just do the standard conversions. This is used with a short field. */
209 #define TYPE_FLAG_PROTOTYPED (1 << 7)
210 #define TYPE_PROTOTYPED(t) (TYPE_FLAGS (t) & TYPE_FLAG_PROTOTYPED)
212 /* This flag is used to indicate that processing for this type
215 (Mostly intended for HP platforms, where class methods, for
216 instance, can be encountered before their classes in the debug
217 info; the incomplete type has to be marked so that the class and
218 the method can be assigned correct types.) */
220 #define TYPE_FLAG_INCOMPLETE (1 << 8)
221 #define TYPE_INCOMPLETE(t) (TYPE_FLAGS (t) & TYPE_FLAG_INCOMPLETE)
223 /* Instruction-space delimited type. This is for Harvard architectures
224 which have separate instruction and data address spaces (and perhaps
227 GDB usually defines a flat address space that is a superset of the
228 architecture's two (or more) address spaces, but this is an extension
229 of the architecture's model.
231 If TYPE_FLAG_INST is set, an object of the corresponding type
232 resides in instruction memory, even if its address (in the extended
233 flat address space) does not reflect this.
235 Similarly, if TYPE_FLAG_DATA is set, then an object of the
236 corresponding type resides in the data memory space, even if
237 this is not indicated by its (flat address space) address.
239 If neither flag is set, the default space for functions / methods
240 is instruction space, and for data objects is data memory. */
242 #define TYPE_FLAG_CODE_SPACE (1 << 9)
243 #define TYPE_CODE_SPACE(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_CODE_SPACE)
245 #define TYPE_FLAG_DATA_SPACE (1 << 10)
246 #define TYPE_DATA_SPACE(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_DATA_SPACE)
248 /* FIXME drow/2002-06-03: Only used for methods, but applies as well
251 #define TYPE_FLAG_VARARGS (1 << 11)
252 #define TYPE_VARARGS(t) (TYPE_FLAGS (t) & TYPE_FLAG_VARARGS)
254 /* Identify a vector type. Gcc is handling this by adding an extra
255 attribute to the array type. We slurp that in as a new flag of a
256 type. This is used only in dwarf2read.c. */
257 #define TYPE_FLAG_VECTOR (1 << 12)
258 #define TYPE_VECTOR(t) (TYPE_FLAGS (t) & TYPE_FLAG_VECTOR)
260 /* Address class flags. Some environments provide for pointers whose
261 size is different from that of a normal pointer or address types
262 where the bits are interpreted differently than normal addresses. The
263 TYPE_FLAG_ADDRESS_CLASS_n flags may be used in target specific
264 ways to represent these different types of address classes. */
265 #define TYPE_FLAG_ADDRESS_CLASS_1 (1 << 13)
266 #define TYPE_ADDRESS_CLASS_1(t) (TYPE_INSTANCE_FLAGS(t) \
267 & TYPE_FLAG_ADDRESS_CLASS_1)
268 #define TYPE_FLAG_ADDRESS_CLASS_2 (1 << 14)
269 #define TYPE_ADDRESS_CLASS_2(t) (TYPE_INSTANCE_FLAGS(t) \
270 & TYPE_FLAG_ADDRESS_CLASS_2)
271 #define TYPE_FLAG_ADDRESS_CLASS_ALL (TYPE_FLAG_ADDRESS_CLASS_1 \
272 | TYPE_FLAG_ADDRESS_CLASS_2)
273 #define TYPE_ADDRESS_CLASS_ALL(t) (TYPE_INSTANCE_FLAGS(t) \
274 & TYPE_FLAG_ADDRESS_CLASS_ALL)
276 /* Restrict type. If this is set, the corresponding type has a
280 #define TYPE_FLAG_RESTRICT (1 << 17)
281 #define TYPE_RESTRICT(t) (TYPE_INSTANCE_FLAGS (t) & TYPE_FLAG_RESTRICT)
283 /* Array bound type. */
284 enum array_bound_type
287 BOUND_BY_VALUE_IN_REG,
289 BOUND_BY_VALUE_ON_STACK,
290 BOUND_BY_REF_ON_STACK,
291 BOUND_CANNOT_BE_DETERMINED
294 /* This structure is space-critical.
295 Its layout has been tweaked to reduce the space used. */
299 /* Code for kind of type */
301 ENUM_BITFIELD(type_code) code : 8;
303 /* Array bounds. These fields appear at this location because
304 they pack nicely here. */
306 ENUM_BITFIELD(array_bound_type) upper_bound_type : 4;
307 ENUM_BITFIELD(array_bound_type) lower_bound_type : 4;
309 /* Name of this type, or NULL if none.
311 This is used for printing only, except by poorly designed C++ code.
312 For looking up a name, look for a symbol in the VAR_DOMAIN. */
316 /* Tag name for this type, or NULL if none. This means that the
317 name of the type consists of a keyword followed by the tag name.
318 Which keyword is determined by the type code ("struct" for
319 TYPE_CODE_STRUCT, etc.). As far as I know C/C++ are the only languages
322 This is used for printing only, except by poorly designed C++ code.
323 For looking up a name, look for a symbol in the STRUCT_DOMAIN.
324 One more legitimate use is that if TYPE_FLAG_STUB is set, this is
325 the name to use to look for definitions in other files. */
329 /* Every type is now associated with a particular objfile, and the
330 type is allocated on the objfile_obstack for that objfile. One problem
331 however, is that there are times when gdb allocates new types while
332 it is not in the process of reading symbols from a particular objfile.
333 Fortunately, these happen when the type being created is a derived
334 type of an existing type, such as in lookup_pointer_type(). So
335 we can just allocate the new type using the same objfile as the
336 existing type, but to do this we need a backpointer to the objfile
337 from the existing type. Yes this is somewhat ugly, but without
338 major overhaul of the internal type system, it can't be avoided
341 struct objfile *objfile;
343 /* For a pointer type, describes the type of object pointed to.
344 For an array type, describes the type of the elements.
345 For a function or method type, describes the type of the return value.
346 For a range type, describes the type of the full range.
347 For a complex type, describes the type of each coordinate.
350 struct type *target_type;
352 /* Flags about this type. */
356 /* Number of fields described for this type */
360 /* Field number of the virtual function table pointer in
361 VPTR_BASETYPE. If -1, we were unable to find the virtual
362 function table pointer in initial symbol reading, and
363 fill_in_vptr_fieldno should be called to find it if possible.
365 Unused if this type does not have virtual functions. */
369 /* For structure and union types, a description of each field.
370 For set and pascal array types, there is one "field",
371 whose type is the domain type of the set or array.
372 For range types, there are two "fields",
373 the minimum and maximum values (both inclusive).
374 For enum types, each possible value is described by one "field".
375 For a function or method type, a "field" for each parameter.
376 For C++ classes, there is one field for each base class (if it is
377 a derived class) plus one field for each class data member. Member
378 functions are recorded elsewhere.
380 Using a pointer to a separate array of fields
381 allows all types to have the same size, which is useful
382 because we can allocate the space for a type before
383 we know what to put in it. */
389 /* Position of this field, counting in bits from start of
390 containing structure.
391 For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB.
392 For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB.
393 For a range bound or enum value, this is the value itself. */
397 /* For a static field, if TYPE_FIELD_STATIC_HAS_ADDR then physaddr
398 is the location (in the target) of the static field.
399 Otherwise, physname is the mangled label of the static field. */
406 /* For a function or member type, this is 1 if the argument is marked
407 artificial. Artificial arguments should not be shown to the
409 unsigned int artificial : 1;
411 /* This flag is zero for non-static fields, 1 for fields whose location
412 is specified by the label loc.physname, and 2 for fields whose location
413 is specified by loc.physaddr. */
415 unsigned int static_kind : 2;
417 /* Size of this field, in bits, or zero if not packed.
418 For an unpacked field, the field's type's length
419 says how many bytes the field occupies. */
421 unsigned int bitsize : 29;
423 /* In a struct or union type, type of this field.
424 In a function or member type, type of this argument.
425 In an array type, the domain-type of the array. */
429 /* Name of field, value or argument.
430 NULL for range bounds, array domains, and member function
437 /* For types with virtual functions (TYPE_CODE_STRUCT), VPTR_BASETYPE
438 is the base class which defined the virtual function table pointer.
440 For types that are pointer to member types (TYPE_CODE_MEMBER),
441 VPTR_BASETYPE is the type that this pointer is a member of.
443 For method types (TYPE_CODE_METHOD), VPTR_BASETYPE is the aggregate
444 type that contains the method.
448 struct type *vptr_basetype;
450 /* Slot to point to additional language-specific fields of this type. */
454 /* CPLUS_STUFF is for TYPE_CODE_STRUCT. It is initialized to point to
455 cplus_struct_default, a default static instance of a struct
456 cplus_struct_type. */
458 struct cplus_struct_type *cplus_stuff;
460 /* FLOATFORMAT is for TYPE_CODE_FLT. It is a pointer to the
461 floatformat object that describes the floating-point value
462 that resides within the type. */
464 const struct floatformat *floatformat;
468 /* A ``struct type'' describes a particular instance of a type, with
469 some particular qualification. */
472 /* Type that is a pointer to this type.
473 NULL if no such pointer-to type is known yet.
474 The debugger may add the address of such a type
475 if it has to construct one later. */
477 struct type *pointer_type;
479 /* C++: also need a reference type. */
481 struct type *reference_type;
483 /* Variant chain. This points to a type that differs from this one only
484 in qualifiers and length. Currently, the possible qualifiers are
485 const, volatile, code-space, data-space, and address class. The
486 length may differ only when one of the address class flags are set.
487 The variants are linked in a circular ring and share MAIN_TYPE. */
490 /* Flags specific to this instance of the type, indicating where
491 on the ring we are. */
494 /* Length of storage for a value of this type. This is what
495 sizeof(type) would return; use it for address arithmetic,
496 memory reads and writes, etc. This size includes padding. For
497 example, an i386 extended-precision floating point value really
498 only occupies ten bytes, but most ABI's declare its size to be
499 12 bytes, to preserve alignment. A `struct type' representing
500 such a floating-point type would have a `length' value of 12,
501 even though the last two bytes are unused.
503 There's a bit of a host/target mess here, if you're concerned
504 about machines whose bytes aren't eight bits long, or who don't
505 have byte-addressed memory. Various places pass this to memcpy
506 and such, meaning it must be in units of host bytes. Various
507 other places expect they can calculate addresses by adding it
508 and such, meaning it must be in units of target bytes. For
509 some DSP targets, in which HOST_CHAR_BIT will (presumably) be 8
510 and TARGET_CHAR_BIT will be (say) 32, this is a problem.
512 One fix would be to make this field in bits (requiring that it
513 always be a multiple of HOST_CHAR_BIT and TARGET_CHAR_BIT) ---
514 the other choice would be to make it consistently in units of
515 HOST_CHAR_BIT. However, this would still fail to address
516 machines based on a ternary or decimal representation. */
520 /* Core type, shared by a group of qualified types. */
521 struct main_type *main_type;
524 #define NULL_TYPE ((struct type *) 0)
526 /* C++ language-specific information for TYPE_CODE_STRUCT and TYPE_CODE_UNION
529 struct cplus_struct_type
531 /* Number of base classes this type derives from. The baseclasses are
532 stored in the first N_BASECLASSES fields (i.e. the `fields' field of
533 the struct type). I think only the `type' field of such a field has
538 /* Number of methods with unique names. All overloaded methods with
539 the same name count only once. */
543 /* Number of methods described for this type, not including the
544 methods that it derives from. */
546 short nfn_fields_total;
548 /* The "declared_type" field contains a code saying how the
549 user really declared this type, e.g., "class s", "union s",
551 The 3 above things come out from the C++ compiler looking like classes,
552 but we keep track of the real declaration so we can give
553 the correct information on "ptype". (Note: TEMPLATE may not
554 belong in this list...) */
556 #define DECLARED_TYPE_CLASS 0
557 #define DECLARED_TYPE_UNION 1
558 #define DECLARED_TYPE_STRUCT 2
559 #define DECLARED_TYPE_TEMPLATE 3
560 short declared_type; /* One of the above codes */
562 /* For derived classes, the number of base classes is given by n_baseclasses
563 and virtual_field_bits is a bit vector containing one bit per base class.
564 If the base class is virtual, the corresponding bit will be set.
569 class C : public B, public virtual A {};
571 B is a baseclass of C; A is a virtual baseclass for C.
572 This is a C++ 2.0 language feature. */
574 B_TYPE *virtual_field_bits;
576 /* For classes with private fields, the number of fields is given by
577 nfields and private_field_bits is a bit vector containing one bit
579 If the field is private, the corresponding bit will be set. */
581 B_TYPE *private_field_bits;
583 /* For classes with protected fields, the number of fields is given by
584 nfields and protected_field_bits is a bit vector containing one bit
586 If the field is private, the corresponding bit will be set. */
588 B_TYPE *protected_field_bits;
590 /* for classes with fields to be ignored, either this is optimized out
591 or this field has length 0 */
593 B_TYPE *ignore_field_bits;
595 /* For classes, structures, and unions, a description of each field,
596 which consists of an overloaded name, followed by the types of
597 arguments that the method expects, and then the name after it
598 has been renamed to make it distinct.
600 fn_fieldlists points to an array of nfn_fields of these. */
605 /* The overloaded name. */
609 /* The number of methods with this name. */
613 /* The list of methods. */
618 /* If is_stub is clear, this is the mangled name which we can
619 look up to find the address of the method (FIXME: it would
620 be cleaner to have a pointer to the struct symbol here
623 /* If is_stub is set, this is the portion of the mangled
624 name which specifies the arguments. For example, "ii",
625 if there are two int arguments, or "" if there are no
626 arguments. See gdb_mangle_name for the conversion from this
627 format to the one used if is_stub is clear. */
631 /* The function type for the method.
632 (This comment used to say "The return value of the method",
633 but that's wrong. The function type
634 is expected here, i.e. something with TYPE_CODE_FUNC,
635 and *not* the return-value type). */
639 /* For virtual functions.
640 First baseclass that defines this virtual function. */
642 struct type *fcontext;
646 unsigned int is_const:1;
647 unsigned int is_volatile:1;
648 unsigned int is_private:1;
649 unsigned int is_protected:1;
650 unsigned int is_public:1;
651 unsigned int is_abstract:1;
652 unsigned int is_static:1;
653 unsigned int is_final:1;
654 unsigned int is_synchronized:1;
655 unsigned int is_native:1;
656 unsigned int is_artificial:1;
658 /* A stub method only has some fields valid (but they are enough
659 to reconstruct the rest of the fields). */
660 unsigned int is_stub:1;
662 /* C++ method that is inlined */
663 unsigned int is_inlined:1;
666 unsigned int dummy:3;
668 /* Index into that baseclass's virtual function table,
669 minus 2; else if static: VOFFSET_STATIC; else: 0. */
671 unsigned int voffset:16;
673 #define VOFFSET_STATIC 1
681 /* If this "struct type" describes a template, then it
682 * has arguments. "template_args" points to an array of
683 * template arg descriptors, of length "ntemplate_args".
684 * The only real information in each of these template arg descriptors
685 * is a name. "type" will typically just point to a "struct type" with
686 * the placeholder TYPE_CODE_TEMPLATE_ARG type.
688 short ntemplate_args;
696 /* If this "struct type" describes a template, it has a list
697 * of instantiations. "instantiations" is a pointer to an array
698 * of type's, one representing each instantiation. There
699 * are "ninstantiations" elements in this array.
701 short ninstantiations;
702 struct type **instantiations;
704 /* The following points to information relevant to the runtime model
706 * Currently being used only for HP's ANSI C++ compiler.
707 * (This type may have to be changed/enhanced for other compilers.)
709 * RUNTIME_PTR is NULL if there is no runtime information (currently
710 * this means the type was not compiled by HP aCC).
712 * Fields in structure pointed to:
713 * ->HAS_VTABLE : 0 => no virtual table, 1 => vtable present
715 * ->PRIMARY_BASE points to the first non-virtual base class that has
718 * ->VIRTUAL_BASE_LIST points to a list of struct type * pointers that
719 * point to the type information for all virtual bases among this type's
725 struct type *primary_base;
726 struct type **virtual_base_list;
730 /* Pointer to information about enclosing scope, if this is a
731 * local type. If it is not a local type, this is NULL
733 struct local_type_info
741 /* Struct used in computing virtual base list */
744 struct type *vbasetype; /* pointer to virtual base */
745 struct vbase *next; /* next in chain */
748 /* Struct used for ranking a function for overload resolution */
749 struct badness_vector
755 /* The default value of TYPE_CPLUS_SPECIFIC(T) points to the
756 this shared static structure. */
758 extern const struct cplus_struct_type cplus_struct_default;
760 extern void allocate_cplus_struct_type (struct type *);
762 #define INIT_CPLUS_SPECIFIC(type) \
763 (TYPE_CPLUS_SPECIFIC(type)=(struct cplus_struct_type*)&cplus_struct_default)
764 #define ALLOCATE_CPLUS_STRUCT_TYPE(type) allocate_cplus_struct_type (type)
765 #define HAVE_CPLUS_STRUCT(type) \
766 (TYPE_CPLUS_SPECIFIC(type) != &cplus_struct_default)
768 #define TYPE_INSTANCE_FLAGS(thistype) (thistype)->instance_flags
769 #define TYPE_MAIN_TYPE(thistype) (thistype)->main_type
770 #define TYPE_NAME(thistype) TYPE_MAIN_TYPE(thistype)->name
771 #define TYPE_TAG_NAME(type) TYPE_MAIN_TYPE(type)->tag_name
772 #define TYPE_TARGET_TYPE(thistype) TYPE_MAIN_TYPE(thistype)->target_type
773 #define TYPE_POINTER_TYPE(thistype) (thistype)->pointer_type
774 #define TYPE_REFERENCE_TYPE(thistype) (thistype)->reference_type
775 #define TYPE_CHAIN(thistype) (thistype)->chain
776 /* Note that if thistype is a TYPEDEF type, you have to call check_typedef.
777 But check_typedef does set the TYPE_LENGTH of the TYPEDEF type,
778 so you only have to call check_typedef once. Since allocate_value
779 calls check_typedef, TYPE_LENGTH (VALUE_TYPE (X)) is safe. */
780 #define TYPE_LENGTH(thistype) (thistype)->length
781 #define TYPE_OBJFILE(thistype) TYPE_MAIN_TYPE(thistype)->objfile
782 #define TYPE_FLAGS(thistype) TYPE_MAIN_TYPE(thistype)->flags
783 /* Note that TYPE_CODE can be TYPE_CODE_TYPEDEF, so if you want the real
784 type, you need to do TYPE_CODE (check_type (this_type)). */
785 #define TYPE_CODE(thistype) TYPE_MAIN_TYPE(thistype)->code
786 #define TYPE_NFIELDS(thistype) TYPE_MAIN_TYPE(thistype)->nfields
787 #define TYPE_FIELDS(thistype) TYPE_MAIN_TYPE(thistype)->fields
788 #define TYPE_TEMPLATE_ARGS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->template_args
789 #define TYPE_INSTANTIATIONS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->instantiations
791 #define TYPE_INDEX_TYPE(type) TYPE_FIELD_TYPE (type, 0)
792 #define TYPE_LOW_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 0)
793 #define TYPE_HIGH_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 1)
795 /* Moto-specific stuff for FORTRAN arrays */
797 #define TYPE_ARRAY_UPPER_BOUND_TYPE(thistype) \
798 TYPE_MAIN_TYPE(thistype)->upper_bound_type
799 #define TYPE_ARRAY_LOWER_BOUND_TYPE(thistype) \
800 TYPE_MAIN_TYPE(thistype)->lower_bound_type
802 #define TYPE_ARRAY_UPPER_BOUND_VALUE(arraytype) \
803 (TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),1))
805 #define TYPE_ARRAY_LOWER_BOUND_VALUE(arraytype) \
806 (TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),0))
810 #define TYPE_VPTR_BASETYPE(thistype) TYPE_MAIN_TYPE(thistype)->vptr_basetype
811 #define TYPE_DOMAIN_TYPE(thistype) TYPE_MAIN_TYPE(thistype)->vptr_basetype
812 #define TYPE_VPTR_FIELDNO(thistype) TYPE_MAIN_TYPE(thistype)->vptr_fieldno
813 #define TYPE_FN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fields
814 #define TYPE_NFN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields
815 #define TYPE_NFN_FIELDS_TOTAL(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields_total
816 #define TYPE_NTEMPLATE_ARGS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->ntemplate_args
817 #define TYPE_NINSTANTIATIONS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->ninstantiations
818 #define TYPE_DECLARED_TYPE(thistype) TYPE_CPLUS_SPECIFIC(thistype)->declared_type
819 #define TYPE_TYPE_SPECIFIC(thistype) TYPE_MAIN_TYPE(thistype)->type_specific
820 #define TYPE_CPLUS_SPECIFIC(thistype) TYPE_MAIN_TYPE(thistype)->type_specific.cplus_stuff
821 #define TYPE_FLOATFORMAT(thistype) TYPE_MAIN_TYPE(thistype)->type_specific.floatformat
822 #define TYPE_BASECLASS(thistype,index) TYPE_MAIN_TYPE(thistype)->fields[index].type
823 #define TYPE_N_BASECLASSES(thistype) TYPE_CPLUS_SPECIFIC(thistype)->n_baseclasses
824 #define TYPE_BASECLASS_NAME(thistype,index) TYPE_MAIN_TYPE(thistype)->fields[index].name
825 #define TYPE_BASECLASS_BITPOS(thistype,index) TYPE_FIELD_BITPOS(thistype,index)
826 #define BASETYPE_VIA_PUBLIC(thistype, index) \
827 ((!TYPE_FIELD_PRIVATE(thistype, index)) && (!TYPE_FIELD_PROTECTED(thistype, index)))
829 #define BASETYPE_VIA_VIRTUAL(thistype, index) \
830 (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits == NULL ? 0 \
831 : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (index)))
833 #define FIELD_TYPE(thisfld) ((thisfld).type)
834 #define FIELD_NAME(thisfld) ((thisfld).name)
835 #define FIELD_BITPOS(thisfld) ((thisfld).loc.bitpos)
836 #define FIELD_ARTIFICIAL(thisfld) ((thisfld).artificial)
837 #define FIELD_BITSIZE(thisfld) ((thisfld).bitsize)
838 #define FIELD_STATIC_KIND(thisfld) ((thisfld).static_kind)
839 #define FIELD_PHYSNAME(thisfld) ((thisfld).loc.physname)
840 #define FIELD_PHYSADDR(thisfld) ((thisfld).loc.physaddr)
841 #define SET_FIELD_PHYSNAME(thisfld, name) \
842 ((thisfld).static_kind = 1, FIELD_PHYSNAME(thisfld) = (name))
843 #define SET_FIELD_PHYSADDR(thisfld, name) \
844 ((thisfld).static_kind = 2, FIELD_PHYSADDR(thisfld) = (name))
845 #define TYPE_FIELD(thistype, n) TYPE_MAIN_TYPE(thistype)->fields[n]
846 #define TYPE_FIELD_TYPE(thistype, n) FIELD_TYPE(TYPE_FIELD(thistype, n))
847 #define TYPE_FIELD_NAME(thistype, n) FIELD_NAME(TYPE_FIELD(thistype, n))
848 #define TYPE_FIELD_BITPOS(thistype, n) FIELD_BITPOS(TYPE_FIELD(thistype,n))
849 #define TYPE_FIELD_ARTIFICIAL(thistype, n) FIELD_ARTIFICIAL(TYPE_FIELD(thistype,n))
850 #define TYPE_FIELD_BITSIZE(thistype, n) FIELD_BITSIZE(TYPE_FIELD(thistype,n))
851 #define TYPE_FIELD_PACKED(thistype, n) (FIELD_BITSIZE(TYPE_FIELD(thistype,n))!=0)
852 #define TYPE_TEMPLATE_ARG(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->template_args[n]
853 #define TYPE_INSTANTIATION(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->instantiations[n]
855 #define TYPE_FIELD_PRIVATE_BITS(thistype) \
856 TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits
857 #define TYPE_FIELD_PROTECTED_BITS(thistype) \
858 TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits
859 #define TYPE_FIELD_IGNORE_BITS(thistype) \
860 TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits
861 #define TYPE_FIELD_VIRTUAL_BITS(thistype) \
862 TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits
863 #define SET_TYPE_FIELD_PRIVATE(thistype, n) \
864 B_SET (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n))
865 #define SET_TYPE_FIELD_PROTECTED(thistype, n) \
866 B_SET (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n))
867 #define SET_TYPE_FIELD_IGNORE(thistype, n) \
868 B_SET (TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n))
869 #define SET_TYPE_FIELD_VIRTUAL(thistype, n) \
870 B_SET (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n))
871 #define TYPE_FIELD_PRIVATE(thistype, n) \
872 (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits == NULL ? 0 \
873 : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n)))
874 #define TYPE_FIELD_PROTECTED(thistype, n) \
875 (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits == NULL ? 0 \
876 : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n)))
877 #define TYPE_FIELD_IGNORE(thistype, n) \
878 (TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits == NULL ? 0 \
879 : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n)))
880 #define TYPE_FIELD_VIRTUAL(thistype, n) \
881 (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits == NULL ? 0 \
882 : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)))
884 #define TYPE_FIELD_STATIC(thistype, n) (TYPE_MAIN_TYPE (thistype)->fields[n].static_kind != 0)
885 #define TYPE_FIELD_STATIC_KIND(thistype, n) TYPE_MAIN_TYPE (thistype)->fields[n].static_kind
886 #define TYPE_FIELD_STATIC_HAS_ADDR(thistype, n) (TYPE_MAIN_TYPE (thistype)->fields[n].static_kind == 2)
887 #define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) FIELD_PHYSNAME(TYPE_FIELD(thistype, n))
888 #define TYPE_FIELD_STATIC_PHYSADDR(thistype, n) FIELD_PHYSADDR(TYPE_FIELD(thistype, n))
890 #define TYPE_FN_FIELDLISTS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists
891 #define TYPE_FN_FIELDLIST(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n]
892 #define TYPE_FN_FIELDLIST1(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].fn_fields
893 #define TYPE_FN_FIELDLIST_NAME(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].name
894 #define TYPE_FN_FIELDLIST_LENGTH(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].length
896 #define TYPE_FN_FIELD(thisfn, n) (thisfn)[n]
897 #define TYPE_FN_FIELD_PHYSNAME(thisfn, n) (thisfn)[n].physname
898 #define TYPE_FN_FIELD_TYPE(thisfn, n) (thisfn)[n].type
899 #define TYPE_FN_FIELD_ARGS(thisfn, n) TYPE_FIELDS ((thisfn)[n].type)
900 #define TYPE_FN_FIELD_CONST(thisfn, n) ((thisfn)[n].is_const)
901 #define TYPE_FN_FIELD_VOLATILE(thisfn, n) ((thisfn)[n].is_volatile)
902 #define TYPE_FN_FIELD_PRIVATE(thisfn, n) ((thisfn)[n].is_private)
903 #define TYPE_FN_FIELD_PROTECTED(thisfn, n) ((thisfn)[n].is_protected)
904 #define TYPE_FN_FIELD_PUBLIC(thisfn, n) ((thisfn)[n].is_public)
905 #define TYPE_FN_FIELD_STATIC(thisfn, n) ((thisfn)[n].is_static)
906 #define TYPE_FN_FIELD_FINAL(thisfn, n) ((thisfn)[n].is_final)
907 #define TYPE_FN_FIELD_SYNCHRONIZED(thisfn, n) ((thisfn)[n].is_synchronized)
908 #define TYPE_FN_FIELD_NATIVE(thisfn, n) ((thisfn)[n].is_native)
909 #define TYPE_FN_FIELD_ARTIFICIAL(thisfn, n) ((thisfn)[n].is_artificial)
910 #define TYPE_FN_FIELD_ABSTRACT(thisfn, n) ((thisfn)[n].is_abstract)
911 #define TYPE_FN_FIELD_STUB(thisfn, n) ((thisfn)[n].is_stub)
912 #define TYPE_FN_FIELD_INLINED(thisfn, n) ((thisfn)[n].is_inlined)
913 #define TYPE_FN_FIELD_FCONTEXT(thisfn, n) ((thisfn)[n].fcontext)
914 #define TYPE_FN_FIELD_VOFFSET(thisfn, n) ((thisfn)[n].voffset-2)
915 #define TYPE_FN_FIELD_VIRTUAL_P(thisfn, n) ((thisfn)[n].voffset > 1)
916 #define TYPE_FN_FIELD_STATIC_P(thisfn, n) ((thisfn)[n].voffset == VOFFSET_STATIC)
918 #define TYPE_RUNTIME_PTR(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->runtime_ptr)
919 #define TYPE_VTABLE(thistype) (TYPE_RUNTIME_PTR(thistype)->has_vtable)
920 #define TYPE_HAS_VTABLE(thistype) (TYPE_RUNTIME_PTR(thistype) && TYPE_VTABLE(thistype))
921 #define TYPE_PRIMARY_BASE(thistype) (TYPE_RUNTIME_PTR(thistype)->primary_base)
922 #define TYPE_VIRTUAL_BASE_LIST(thistype) (TYPE_RUNTIME_PTR(thistype)->virtual_base_list)
924 #define TYPE_LOCALTYPE_PTR(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr)
925 #define TYPE_LOCALTYPE_FILE(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr->file)
926 #define TYPE_LOCALTYPE_LINE(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr->line)
928 #define TYPE_IS_OPAQUE(thistype) (((TYPE_CODE (thistype) == TYPE_CODE_STRUCT) || \
929 (TYPE_CODE (thistype) == TYPE_CODE_UNION)) && \
930 (TYPE_NFIELDS (thistype) == 0) && \
931 (TYPE_CPLUS_SPECIFIC (thistype) && (TYPE_NFN_FIELDS (thistype) == 0)))
936 extern struct type *builtin_type_void;
937 extern struct type *builtin_type_char;
938 extern struct type *builtin_type_short;
939 extern struct type *builtin_type_int;
940 extern struct type *builtin_type_long;
941 extern struct type *builtin_type_signed_char;
942 extern struct type *builtin_type_unsigned_char;
943 extern struct type *builtin_type_unsigned_short;
944 extern struct type *builtin_type_unsigned_int;
945 extern struct type *builtin_type_unsigned_long;
946 extern struct type *builtin_type_float;
947 extern struct type *builtin_type_double;
948 extern struct type *builtin_type_long_double;
949 extern struct type *builtin_type_complex;
950 extern struct type *builtin_type_double_complex;
951 extern struct type *builtin_type_string;
952 extern struct type *builtin_type_bool;
954 /* Address/pointer types: */
955 /* (C) Language `pointer to data' type. Some target platforms use an
956 implicitly {sign,zero} -extended 32 bit C language pointer on a 64
958 extern struct type *builtin_type_void_data_ptr;
960 /* (C) Language `pointer to function returning void' type. Since
961 ANSI, C standards have explicitly said that pointers to functions
962 and pointers to data are not interconvertible --- that is, you
963 can't cast a function pointer to void * and back, and expect to get
964 the same value. However, all function pointer types are
965 interconvertible, so void (*) () can server as a generic function
967 extern struct type *builtin_type_void_func_ptr;
969 /* The target CPU's address type. This is the ISA address size. */
970 extern struct type *builtin_type_CORE_ADDR;
971 /* The symbol table address type. Some object file formats have a 32
972 bit address type even though the TARGET has a 64 bit pointer type
974 extern struct type *builtin_type_bfd_vma;
976 /* Explicit sizes - see C9X <intypes.h> for naming scheme. The "int0"
977 is for when an architecture needs to describe a register that has
979 extern struct type *builtin_type_int0;
980 extern struct type *builtin_type_int8;
981 extern struct type *builtin_type_uint8;
982 extern struct type *builtin_type_int16;
983 extern struct type *builtin_type_uint16;
984 extern struct type *builtin_type_int32;
985 extern struct type *builtin_type_uint32;
986 extern struct type *builtin_type_int64;
987 extern struct type *builtin_type_uint64;
988 extern struct type *builtin_type_int128;
989 extern struct type *builtin_type_uint128;
991 /* SIMD types. We inherit these names from GCC. */
992 extern struct type *builtin_type_v4sf;
993 extern struct type *builtin_type_v4si;
994 extern struct type *builtin_type_v16qi;
995 extern struct type *builtin_type_v8qi;
996 extern struct type *builtin_type_v8hi;
997 extern struct type *builtin_type_v4hi;
998 extern struct type *builtin_type_v2si;
1000 /* Type for 64 bit vectors. */
1001 extern struct type *builtin_type_vec64;
1002 extern struct type *builtin_type_vec64i;
1004 /* Type for 128 bit vectors. */
1005 extern struct type *builtin_type_vec128;
1006 extern struct type *builtin_type_vec128i;
1008 /* Explicit floating-point formats. See "floatformat.h". */
1009 extern struct type *builtin_type_ieee_single_big;
1010 extern struct type *builtin_type_ieee_single_little;
1011 extern struct type *builtin_type_ieee_double_big;
1012 extern struct type *builtin_type_ieee_double_little;
1013 extern struct type *builtin_type_ieee_double_littlebyte_bigword;
1014 extern struct type *builtin_type_i387_ext;
1015 extern struct type *builtin_type_m68881_ext;
1016 extern struct type *builtin_type_i960_ext;
1017 extern struct type *builtin_type_m88110_ext;
1018 extern struct type *builtin_type_m88110_harris_ext;
1019 extern struct type *builtin_type_arm_ext_big;
1020 extern struct type *builtin_type_arm_ext_littlebyte_bigword;
1021 extern struct type *builtin_type_ia64_spill_big;
1022 extern struct type *builtin_type_ia64_spill_little;
1023 extern struct type *builtin_type_ia64_quad_big;
1024 extern struct type *builtin_type_ia64_quad_little;
1026 /* We use this for the '/c' print format, because builtin_type_char is
1027 just a one-byte integral type, which languages less laid back than
1028 C will print as ... well, a one-byte integral type. */
1029 extern struct type *builtin_type_true_char;
1031 /* This type represents a type that was unrecognized in symbol
1034 extern struct type *builtin_type_error;
1036 extern struct type *builtin_type_long_long;
1037 extern struct type *builtin_type_unsigned_long_long;
1039 /* Modula-2 types */
1041 extern struct type *builtin_type_m2_char;
1042 extern struct type *builtin_type_m2_int;
1043 extern struct type *builtin_type_m2_card;
1044 extern struct type *builtin_type_m2_real;
1045 extern struct type *builtin_type_m2_bool;
1047 /* Fortran (F77) types */
1049 extern struct type *builtin_type_f_character;
1050 extern struct type *builtin_type_f_integer;
1051 extern struct type *builtin_type_f_integer_s2;
1052 extern struct type *builtin_type_f_logical;
1053 extern struct type *builtin_type_f_logical_s1;
1054 extern struct type *builtin_type_f_logical_s2;
1055 extern struct type *builtin_type_f_real;
1056 extern struct type *builtin_type_f_real_s8;
1057 extern struct type *builtin_type_f_real_s16;
1058 extern struct type *builtin_type_f_complex_s8;
1059 extern struct type *builtin_type_f_complex_s16;
1060 extern struct type *builtin_type_f_complex_s32;
1061 extern struct type *builtin_type_f_void;
1064 /* extern struct type *builtin_type_cxx_typeinfo; */
1066 /* Maximum and minimum values of built-in types */
1068 #define MAX_OF_TYPE(t) \
1069 (TYPE_UNSIGNED(t) ? UMAX_OF_SIZE(TYPE_LENGTH(t)) \
1070 : MAX_OF_SIZE(TYPE_LENGTH(t)))
1072 #define MIN_OF_TYPE(t) \
1073 (TYPE_UNSIGNED(t) ? UMIN_OF_SIZE(TYPE_LENGTH(t)) \
1074 : MIN_OF_SIZE(TYPE_LENGTH(t)))
1076 /* Allocate space for storing data associated with a particular type.
1077 We ensure that the space is allocated using the same mechanism that
1078 was used to allocate the space for the type structure itself. I.E.
1079 if the type is on an objfile's objfile_obstack, then the space for data
1080 associated with that type will also be allocated on the objfile_obstack.
1081 If the type is not associated with any particular objfile (such as
1082 builtin types), then the data space will be allocated with xmalloc,
1083 the same as for the type structure. */
1085 #define TYPE_ALLOC(t,size) \
1086 (TYPE_OBJFILE (t) != NULL \
1087 ? obstack_alloc (&TYPE_OBJFILE (t) -> objfile_obstack, size) \
1090 extern struct type *alloc_type (struct objfile *);
1092 extern struct type *init_type (enum type_code, int, int, char *,
1095 /* Helper functions to construct a struct or record type. An
1096 initially empty type is created using init_composite_type().
1097 Fields are then added using append_struct_type_field(). A union
1098 type has its size set to the largest field. A struct type has each
1099 field packed against the previous. */
1101 extern struct type *init_composite_type (char *name, enum type_code code);
1102 extern void append_composite_type_field (struct type *t, char *name,
1103 struct type *field);
1105 extern struct type *lookup_reference_type (struct type *);
1107 extern struct type *make_reference_type (struct type *, struct type **);
1109 extern struct type *make_cvr_type (int, int, int, struct type *,
1112 extern void replace_type (struct type *, struct type *);
1114 extern int address_space_name_to_int (char *);
1116 extern const char *address_space_int_to_name (int);
1118 extern struct type *make_type_with_address_space (struct type *type,
1119 int space_identifier);
1121 extern struct type *lookup_member_type (struct type *, struct type *);
1124 smash_to_method_type (struct type *type, struct type *domain,
1125 struct type *to_type, struct field *args,
1126 int nargs, int varargs);
1128 extern void smash_to_member_type (struct type *, struct type *, struct type *);
1130 extern struct type *allocate_stub_method (struct type *);
1132 extern char *type_name_no_tag (const struct type *);
1134 extern struct type *lookup_struct_elt_type (struct type *, char *, int);
1136 extern struct type *make_pointer_type (struct type *, struct type **);
1138 extern struct type *lookup_pointer_type (struct type *);
1140 extern struct type *make_function_type (struct type *, struct type **);
1142 extern struct type *lookup_function_type (struct type *);
1144 extern struct type *create_range_type (struct type *, struct type *, int,
1147 extern struct type *create_array_type (struct type *, struct type *,
1150 extern struct type *create_string_type (struct type *, struct type *);
1152 extern struct type *create_set_type (struct type *, struct type *);
1154 extern struct type *lookup_unsigned_typename (char *);
1156 extern struct type *lookup_signed_typename (char *);
1158 extern struct type *check_typedef (struct type *);
1160 #define CHECK_TYPEDEF(TYPE) (TYPE) = check_typedef (TYPE)
1162 extern void check_stub_method_group (struct type *, int);
1164 extern struct type *lookup_primitive_typename (char *);
1166 extern char *gdb_mangle_name (struct type *, int, int);
1168 extern struct type *builtin_type (char **);
1170 extern struct type *lookup_typename (char *, struct block *, int);
1172 extern struct type *lookup_template_type (char *, struct type *,
1175 extern struct type *lookup_fundamental_type (struct objfile *, int);
1177 extern void fill_in_vptr_fieldno (struct type *);
1179 extern int get_destructor_fn_field (struct type *, int *, int *);
1181 extern int get_discrete_bounds (struct type *, LONGEST *, LONGEST *);
1183 extern int is_ancestor (struct type *, struct type *);
1185 extern int has_vtable (struct type *);
1187 extern struct type *primary_base_class (struct type *);
1189 extern struct type **virtual_base_list (struct type *);
1191 extern int virtual_base_list_length (struct type *);
1192 extern int virtual_base_list_length_skip_primaries (struct type *);
1194 extern int virtual_base_index (struct type *, struct type *);
1195 extern int virtual_base_index_skip_primaries (struct type *, struct type *);
1198 extern int class_index_in_primary_list (struct type *);
1200 extern int count_virtual_fns (struct type *);
1202 /* Constants for HP/Taligent ANSI C++ runtime model */
1204 /* Where virtual function entries begin in the
1205 * virtual table, in the non-RRBC vtable format.
1206 * First 4 are the metavtable pointer, top offset,
1207 * typeinfo pointer, and dup base info pointer */
1208 #define HP_ACC_VFUNC_START 4
1210 /* (Negative) Offset where virtual base offset entries begin
1211 * in the virtual table. Skips over metavtable pointer and
1212 * the self-offset entry.
1213 * NOTE: NEGATE THIS BEFORE USING! The virtual base offsets
1214 * appear before the address point of the vtable (the slot
1215 * pointed to by the object's vtable pointer), i.e. at lower
1216 * addresses than the vtable pointer. */
1217 #define HP_ACC_VBASE_START 2
1219 /* (Positive) Offset where the pointer to the typeinfo
1220 * object is present in the virtual table */
1221 #define HP_ACC_TYPEINFO_OFFSET 2
1223 /* (Positive) Offset where the ``top offset'' entry of
1224 * the virtual table is */
1225 #define HP_ACC_TOP_OFFSET_OFFSET 1
1227 /* Overload resolution */
1229 #define LENGTH_MATCH(bv) ((bv)->rank[0])
1231 /* Badness if parameter list length doesn't match arg list length */
1232 #define LENGTH_MISMATCH_BADNESS 100
1233 /* Dummy badness value for nonexistent parameter positions */
1234 #define TOO_FEW_PARAMS_BADNESS 100
1235 /* Badness if no conversion among types */
1236 #define INCOMPATIBLE_TYPE_BADNESS 100
1238 /* Badness of integral promotion */
1239 #define INTEGER_PROMOTION_BADNESS 1
1240 /* Badness of floating promotion */
1241 #define FLOAT_PROMOTION_BADNESS 1
1242 /* Badness of integral conversion */
1243 #define INTEGER_CONVERSION_BADNESS 2
1244 /* Badness of floating conversion */
1245 #define FLOAT_CONVERSION_BADNESS 2
1246 /* Badness of integer<->floating conversions */
1247 #define INT_FLOAT_CONVERSION_BADNESS 2
1248 /* Badness of converting to a boolean */
1249 #define BOOLEAN_CONVERSION_BADNESS 2
1250 /* Badness of pointer conversion */
1251 #define POINTER_CONVERSION_BADNESS 2
1252 /* Badness of conversion of pointer to void pointer */
1253 #define VOID_PTR_CONVERSION_BADNESS 2
1254 /* Badness of converting derived to base class */
1255 #define BASE_CONVERSION_BADNESS 2
1256 /* Badness of converting from non-reference to reference */
1257 #define REFERENCE_CONVERSION_BADNESS 2
1259 /* Non-standard conversions allowed by the debugger */
1260 /* Converting a pointer to an int is usually OK */
1261 #define NS_POINTER_CONVERSION_BADNESS 10
1264 extern int compare_badness (struct badness_vector *, struct badness_vector *);
1266 extern struct badness_vector *rank_function (struct type **, int,
1267 struct type **, int);
1269 extern int rank_one_type (struct type *, struct type *);
1271 extern void recursive_dump_type (struct type *, int);
1275 extern void print_scalar_formatted (void *, struct type *, int, int,
1278 extern int can_dereference (struct type *);
1280 extern int is_integral_type (struct type *);
1282 extern void maintenance_print_type (char *, int);
1284 #endif /* GDBTYPES_H */