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/* Internal type definitions for GDB.

   Copyright (C) 1992-1994, 1996, 1998-2000 Free Software Foundation, Inc.

   Contributed by Cygnus Support, using pieces from other GDB modules.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 2 of the License, or

   (at your option) any later version.

   This program is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program; if not, write to the Free Software

   Foundation, Inc., 59 Temple Place - Suite 330,

   Boston, MA 02111-1307, USA.  */

#if !defined (GDBTYPES_H)

#define GDBTYPES_H 1

/* Codes for `fundamental types'.  This is a monstrosity based on the

   bogus notion that there are certain compiler-independent

   `fundamental types'.  None of these is well-defined (how big is

   FT_SHORT?  Does it depend on the language?  How does the

   language-specific code know which type to correlate to FT_SHORT?)  */

#define FT_VOID                 0

#define FT_BOOLEAN              1

#define FT_CHAR                 2       /* we use this for not-unsigned C/C++ chars */

#define FT_SIGNED_CHAR          3       /* we use this for C++ signed chars */

#define FT_UNSIGNED_CHAR        4       /* we use this for C/C++ unsigned chars */

#define FT_SHORT                5

#define FT_SIGNED_SHORT         6

#define FT_UNSIGNED_SHORT       7

#define FT_INTEGER              8

#define FT_SIGNED_INTEGER       9

#define FT_UNSIGNED_INTEGER     10

#define FT_LONG                 11

#define FT_SIGNED_LONG          12

#define FT_UNSIGNED_LONG        13

#define FT_LONG_LONG            14

#define FT_SIGNED_LONG_LONG     15

#define FT_UNSIGNED_LONG_LONG   16

#define FT_FLOAT                17

#define FT_DBL_PREC_FLOAT       18

#define FT_EXT_PREC_FLOAT       19

#define FT_COMPLEX              20

#define FT_DBL_PREC_COMPLEX     21

#define FT_EXT_PREC_COMPLEX     22

#define FT_STRING               23

#define FT_FIXED_DECIMAL        24

#define FT_FLOAT_DECIMAL        25

#define FT_BYTE                 26

#define FT_UNSIGNED_BYTE        27

#define FT_TEMPLATE_ARG         28

#define FT_NUM_MEMBERS          29      /* Highest FT_* above, plus one. */

/* Some macros for char-based bitfields.  */

#define B_SET(a,x)      ((a)[(x)>>3] |= (1 << ((x)&7)))

#define B_CLR(a,x)      ((a)[(x)>>3] &= ~(1 << ((x)&7)))

#define B_TST(a,x)      ((a)[(x)>>3] & (1 << ((x)&7)))

#define B_TYPE          unsigned char

#define B_BYTES(x)      ( 1 + ((x)>>3) )

#define B_CLRALL(a,x)   memset ((a), 0, B_BYTES(x))

/* Different kinds of data types are distinguished by the `code' field.  */

enum type_code

  {

    TYPE_CODE_UNDEF,            /* Not used; catches errors */

    TYPE_CODE_PTR,              /* Pointer type */

    TYPE_CODE_ARRAY,            /* Array type with lower & upper bounds. */

    TYPE_CODE_STRUCT,           /* C struct or Pascal record */

    TYPE_CODE_UNION,            /* C union or Pascal variant part */

    TYPE_CODE_ENUM,             /* Enumeration type */

    TYPE_CODE_FUNC,             /* Function type */

    TYPE_CODE_INT,              /* Integer type */

    /* Floating type.  This is *NOT* a complex type.  Beware, there are parts

       of GDB which bogusly assume that TYPE_CODE_FLT can mean complex.  */

    TYPE_CODE_FLT,

    /* Void type.  The length field specifies the length (probably always

       one) which is used in pointer arithmetic involving pointers to

       this type, but actually dereferencing such a pointer is invalid;

       a void type has no length and no actual representation in memory

       or registers.  A pointer to a void type is a generic pointer.  */

    TYPE_CODE_VOID,

    TYPE_CODE_SET,              /* Pascal sets */

    TYPE_CODE_RANGE,            /* Range (integers within spec'd bounds) */

    /* A string type which is like an array of character but prints

       differently (at least for CHILL).  It does not contain a length

       field as Pascal strings (for many Pascals, anyway) do; if we want

       to deal with such strings, we should use a new type code.  */

    TYPE_CODE_STRING,

    /* String of bits; like TYPE_CODE_SET but prints differently (at least

       for CHILL).  */

    TYPE_CODE_BITSTRING,

    /* Unknown type.  The length field is valid if we were able to

       deduce that much about the type, or 0 if we don't even know that.  */

    TYPE_CODE_ERROR,

    /* C++ */

    TYPE_CODE_MEMBER,           /* Member type */

    TYPE_CODE_METHOD,           /* Method type */

    TYPE_CODE_REF,              /* C++ Reference types */

    TYPE_CODE_CHAR,             /* *real* character type */

    /* Boolean type.  0 is false, 1 is true, and other values are non-boolean

       (e.g. FORTRAN "logical" used as unsigned int).  */

    TYPE_CODE_BOOL,

    /* Fortran */

    TYPE_CODE_COMPLEX,          /* Complex float */

    TYPE_CODE_TYPEDEF,

    TYPE_CODE_TEMPLATE,         /* C++ template */

    TYPE_CODE_TEMPLATE_ARG      /* C++ template arg */

  };

/* For now allow source to use TYPE_CODE_CLASS for C++ classes, as an

   alias for TYPE_CODE_STRUCT.  This is for DWARF, which has a distinct

   "class" attribute.  Perhaps we should actually have a separate TYPE_CODE

   so that we can print "class" or "struct" depending on what the debug

   info said.  It's not clear we should bother.  */

#define TYPE_CODE_CLASS TYPE_CODE_STRUCT

/* Some bits for the type's flags word. */

/* Unsigned integer type.  If this is not set for a TYPE_CODE_INT, the

   type is signed (unless TYPE_FLAG_NOSIGN (below) is set). */

#define TYPE_FLAG_UNSIGNED      (1 << 0)

/* No sign for this type.  In C++, "char", "signed char", and "unsigned

   char" are distinct types; so we need an extra flag to indicate the

   absence ofa sign! */

#define TYPE_FLAG_NOSIGN        (1 << 1)

/* This appears in a type's flags word if it is a stub type (e.g., if

   someone referenced a type that wasn't defined in a source file

   via (struct sir_not_appearing_in_this_film *)).  */

#define TYPE_FLAG_STUB          (1 << 2)

/* The target type of this type is a stub type, and this type needs to

   be updated if it gets un-stubbed in check_typedef.

   Used for arrays and ranges, in which TYPE_LENGTH of the array/range

   gets set based on the TYPE_LENGTH of the target type.

   Also, set for TYPE_CODE_TYPEDEF. */

#define TYPE_FLAG_TARGET_STUB (1 << 3)

/* Static type.  If this is set, the corresponding type had

 * a static modifier.

 * Note: This may be unnecessary, since static data members

 * are indicated by other means (bitpos == -1)

 */

#define TYPE_FLAG_STATIC (1 << 4)

/* Constant type.  If this is set, the corresponding type has a

 * const modifier.

 */

#define TYPE_FLAG_CONST (1 << 5)

/* Volatile type.  If this is set, the corresponding type has a

 * volatile modifier.

 */

#define TYPE_FLAG_VOLATILE (1 << 6)

/* This is a function type which appears to have a prototype.  We need this

   for function calls in order to tell us if it's necessary to coerce the args,

   or to just do the standard conversions.  This is used with a short field. */

#define TYPE_FLAG_PROTOTYPED (1 << 7)

/* This flag is used to indicate that processing for this type

   is incomplete.

   (Mostly intended for HP platforms, where class methods, for

   instance, can be encountered before their classes in the debug

   info; the incomplete type has to be marked so that the class and

   the method can be assigned correct types.) */

#define TYPE_FLAG_INCOMPLETE (1 << 8)

struct type

  {

    /* Code for kind of type */

    enum type_code code;

    /* Name of this type, or NULL if none.

       This is used for printing only, except by poorly designed C++ code.

       For looking up a name, look for a symbol in the VAR_NAMESPACE.  */

    char *name;

    /* Tag name for this type, or NULL if none.  This means that the

       name of the type consists of a keyword followed by the tag name.

       Which keyword is determined by the type code ("struct" for

       TYPE_CODE_STRUCT, etc.).  As far as I know C/C++ are the only languages

       with this feature.

       This is used for printing only, except by poorly designed C++ code.

       For looking up a name, look for a symbol in the STRUCT_NAMESPACE.

       One more legitimate use is that if TYPE_FLAG_STUB is set, this is

       the name to use to look for definitions in other files.  */

    char *tag_name;

    /* Length of storage for a value of this type.  Various places pass

       this to memcpy and such, meaning it must be in units of

       HOST_CHAR_BIT.  Various other places expect they can calculate

       addresses by adding it and such, meaning it must be in units of

       TARGET_CHAR_BIT.  For some DSP targets, in which HOST_CHAR_BIT

       will (presumably) be 8 and TARGET_CHAR_BIT will be (say) 32, this

       is a problem.  One fix would be to make this field in bits

       (requiring that it always be a multiple of HOST_CHAR_BIT and

       TARGET_CHAR_BIT)--the other choice would be to make it

       consistently in units of HOST_CHAR_BIT.  */

    unsigned length;

    /* FIXME, these should probably be restricted to a Fortran-specific

       field in some fashion.  */

#define BOUND_CANNOT_BE_DETERMINED   5

#define BOUND_BY_REF_ON_STACK        4

#define BOUND_BY_VALUE_ON_STACK      3

#define BOUND_BY_REF_IN_REG          2

#define BOUND_BY_VALUE_IN_REG        1

#define BOUND_SIMPLE                 0

    int upper_bound_type;

    int lower_bound_type;

    /* Every type is now associated with a particular objfile, and the

       type is allocated on the type_obstack for that objfile.  One problem

       however, is that there are times when gdb allocates new types while

       it is not in the process of reading symbols from a particular objfile.

       Fortunately, these happen when the type being created is a derived

       type of an existing type, such as in lookup_pointer_type().  So

       we can just allocate the new type using the same objfile as the

       existing type, but to do this we need a backpointer to the objfile

       from the existing type.  Yes this is somewhat ugly, but without

       major overhaul of the internal type system, it can't be avoided

       for now. */

    struct objfile *objfile;

    /* For a pointer type, describes the type of object pointed to.

       For an array type, describes the type of the elements.

       For a function or method type, describes the type of the return value.

       For a range type, describes the type of the full range.

       For a complex type, describes the type of each coordinate.

       Unused otherwise.  */

    struct type *target_type;

    /* Type that is a pointer to this type.

       NULL if no such pointer-to type is known yet.

       The debugger may add the address of such a type

       if it has to construct one later.  */

    struct type *pointer_type;

    /* C++: also need a reference type.  */

    struct type *reference_type;

    /* C-v variant chain. This points to a type that

       differs from this one only in a const or volatile

       attribute (or both). The various c-v variants

       are chained together in a ring. */

    struct type *cv_type;

    /* Flags about this type.  */

    int flags;

    /* Number of fields described for this type */

    short nfields;

    /* For structure and union types, a description of each field.

       For set and pascal array types, there is one "field",

       whose type is the domain type of the set or array.

       For range types, there are two "fields",

       the minimum and maximum values (both inclusive).

       For enum types, each possible value is described by one "field".

       For a function type, a "field" for each parameter type.

       For C++ classes, there is one field for each base class (if it is

       a derived class) plus one field for each class data member.  Member

       functions are recorded elsewhere.

       Using a pointer to a separate array of fields

       allows all types to have the same size, which is useful

       because we can allocate the space for a type before

       we know what to put in it.  */

    struct field

      {

        union field_location

          {

            /* Position of this field, counting in bits from start of

               containing structure.

               For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB.

               For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB.

               For a function type, this is the position in the argument list

               of this argument.

               For a range bound or enum value, this is the value itself. */

            int bitpos;

            /* For a static field, if TYPE_FIELD_STATIC_HAS_ADDR then physaddr

               is the location (in the target) of the static field.

               Otherwise, physname is the mangled label of the static field. */

            CORE_ADDR physaddr;

            char *physname;

          }

        loc;

        /* Size of this field, in bits, or zero if not packed.

           For an unpacked field, the field's type's length

           says how many bytes the field occupies.

           A value of -1 or -2 indicates a static field;  -1 means the location

           is specified by the label loc.physname;  -2 means that loc.physaddr

           specifies the actual address. */

        int bitsize;

        /* In a struct or union type, type of this field.

           In a function type, type of this argument.

           In an array type, the domain-type of the array.  */

        struct type *type;

        /* Name of field, value or argument.

           NULL for range bounds and array domains.  */

        char *name;

      }

     *fields;

    /* For types with virtual functions (TYPE_CODE_STRUCT), VPTR_BASETYPE

       is the base class which defined the virtual function table pointer.

       For types that are pointer to member types (TYPE_CODE_MEMBER),

       VPTR_BASETYPE is the type that this pointer is a member of.

       For method types (TYPE_CODE_METHOD), VPTR_BASETYPE is the aggregate

       type that contains the method.

       Unused otherwise.  */

    struct type *vptr_basetype;

    /* Field number of the virtual function table pointer in

       VPTR_BASETYPE.  If -1, we were unable to find the virtual

       function table pointer in initial symbol reading, and

       fill_in_vptr_fieldno should be called to find it if possible.

       Unused if this type does not have virtual functions.  */

    int vptr_fieldno;

    /* Slot to point to additional language-specific fields of this type.  */

    union type_specific

      {

        /* ARG_TYPES is for TYPE_CODE_METHOD.

           Contains the type of each argument, ending with a void type

           after the last argument for normal member functions or a NULL

           pointer after the last argument for functions with variable

           arguments.  */

        struct type **arg_types;

        /* CPLUS_STUFF is for TYPE_CODE_STRUCT.  It is initialized to point to

           cplus_struct_default, a default static instance of a struct

           cplus_struct_type. */

        struct cplus_struct_type *cplus_stuff;

      }

    type_specific;

  };

#define NULL_TYPE ((struct type *) 0)

/* C++ language-specific information for TYPE_CODE_STRUCT and TYPE_CODE_UNION

   nodes.  */

struct cplus_struct_type

  {

    /* Number of base classes this type derives from.  The baseclasses are

       stored in the first N_BASECLASSES fields (i.e. the `fields' field of

       the struct type).  I think only the `type' field of such a field has

       any meaning.  */

    short n_baseclasses;

    /* Number of methods with unique names.  All overloaded methods with

       the same name count only once. */

    short nfn_fields;

    /* Number of methods described for this type, not including the

       methods that it derives from.  */

    short nfn_fields_total;

    /* The "declared_type" field contains a code saying how the

       user really declared this type, e.g., "class s", "union s",

       "struct s".

       The 3 above things come out from the C++ compiler looking like classes,

       but we keep track of the real declaration so we can give

       the correct information on "ptype". (Note: TEMPLATE may not

       belong in this list...)  */

#define DECLARED_TYPE_CLASS 0

#define DECLARED_TYPE_UNION 1

#define DECLARED_TYPE_STRUCT 2

#define DECLARED_TYPE_TEMPLATE 3

    short declared_type;        /* One of the above codes */

    /* For derived classes, the number of base classes is given by n_baseclasses

       and virtual_field_bits is a bit vector containing one bit per base class.

       If the base class is virtual, the corresponding bit will be set.

       I.E, given:

       class A{};

       class B{};

       class C : public B, public virtual A {};

       B is a baseclass of C; A is a virtual baseclass for C.

       This is a C++ 2.0 language feature. */

    B_TYPE *virtual_field_bits;

    /* For classes with private fields, the number of fields is given by

       nfields and private_field_bits is a bit vector containing one bit

       per field.

       If the field is private, the corresponding bit will be set. */

    B_TYPE *private_field_bits;

    /* For classes with protected fields, the number of fields is given by

       nfields and protected_field_bits is a bit vector containing one bit

       per field.

       If the field is private, the corresponding bit will be set. */

    B_TYPE *protected_field_bits;

    /* for classes with fields to be ignored, either this is optimized out

       or this field has length 0 */

    B_TYPE *ignore_field_bits;

    /* For classes, structures, and unions, a description of each field,

       which consists of an overloaded name, followed by the types of

       arguments that the method expects, and then the name after it

       has been renamed to make it distinct.

       fn_fieldlists points to an array of nfn_fields of these. */

    struct fn_fieldlist

      {

        /* The overloaded name.  */

        char *name;

        /* The number of methods with this name.  */

        int length;

        /* The list of methods.  */

        struct fn_field

          {

            /* If is_stub is clear, this is the mangled name which we can

               look up to find the address of the method (FIXME: it would

               be cleaner to have a pointer to the struct symbol here

               instead).  */

            /* If is_stub is set, this is the portion of the mangled

               name which specifies the arguments.  For example, "ii",

               if there are two int arguments, or "" if there are no

               arguments.  See gdb_mangle_name for the conversion from this

               format to the one used if is_stub is clear.  */

            char *physname;

            /* The function type for the method.

               (This comment used to say "The return value of the method",

               but that's wrong. The function type

               is expected here, i.e. something with TYPE_CODE_FUNC,

               and *not* the return-value type). */

            struct type *type;

            /* The argument list.  Only valid if is_stub is clear.  Contains

               the type of each argument, including `this', and ending with

               a NULL pointer after the last argument.  Should not contain

               a `this' pointer for static member functions.  */

            struct type **args;

            /* For virtual functions.

               First baseclass that defines this virtual function.   */

            struct type *fcontext;

            /* Attributes. */

            unsigned int is_const:1;

            unsigned int is_volatile:1;

            unsigned int is_private:1;

            unsigned int is_protected:1;

            unsigned int is_public:1;

            unsigned int is_abstract:1;

            unsigned int is_static:1;

            unsigned int is_final:1;

            unsigned int is_synchronized:1;

            unsigned int is_native:1;

            /* A stub method only has some fields valid (but they are enough

               to reconstruct the rest of the fields).  */

            unsigned int is_stub:1;

            /* C++ method that is inlined */

            unsigned int is_inlined:1;

            /* Unused.  */

            unsigned int dummy:4;

            /* Index into that baseclass's virtual function table,

               minus 2; else if static: VOFFSET_STATIC; else: 0.  */

            unsigned int voffset:16;

#define VOFFSET_STATIC 1

          }

         *fn_fields;

      }

     *fn_fieldlists;

    /* If this "struct type" describes a template, then it

     * has arguments. "template_args" points to an array of

     * template arg descriptors, of length "ntemplate_args".

     * The only real information in each of these template arg descriptors

     * is a name. "type" will typically just point to a "struct type" with

     * the placeholder TYPE_CODE_TEMPLATE_ARG type.

     */

    short ntemplate_args;

    struct template_arg

      {

        char *name;

        struct type *type;

      }

     *template_args;

    /* If this "struct type" describes a template, it has a list

     * of instantiations. "instantiations" is a pointer to an array

     * of type's, one representing each instantiation. There

     * are "ninstantiations" elements in this array.

     */

    short ninstantiations;

    struct type **instantiations;

    /* The following points to information relevant to the runtime model

     * of the compiler.

     * Currently being used only for HP's ANSI C++ compiler.

     * (This type may have to be changed/enhanced for other compilers.)

     *

     * RUNTIME_PTR is NULL if there is no runtime information (currently

     * this means the type was not compiled by HP aCC).

     *

     * Fields in structure pointed to:

     * ->HAS_VTABLE : 0 => no virtual table, 1 => vtable present

     *

     * ->PRIMARY_BASE points to the first non-virtual base class that has

     * a virtual table.

     *

     * ->VIRTUAL_BASE_LIST points to a list of struct type * pointers that

     * point to the type information for all virtual bases among this type's

     * ancestors.

     */

    struct runtime_info

      {

        short has_vtable;

        struct type *primary_base;

        struct type **virtual_base_list;

      }

     *runtime_ptr;

    /* Pointer to information about enclosing scope, if this is a

     * local type.  If it is not a local type, this is NULL

     */

    struct local_type_info

      {

        char *file;

        int line;

      }

     *localtype_ptr;

  };

/* Struct used in computing virtual base list */

struct vbase

  {

    struct type *vbasetype;     /* pointer to virtual base */

    struct vbase *next;         /* next in chain */

  };

/* Struct used for ranking a function for overload resolution */

struct badness_vector

  {

    int length;

    int *rank;

  };

/* The default value of TYPE_CPLUS_SPECIFIC(T) points to the

   this shared static structure. */

extern const struct cplus_struct_type cplus_struct_default;

extern void

allocate_cplus_struct_type PARAMS ((struct type *));

#define INIT_CPLUS_SPECIFIC(type) \

  (TYPE_CPLUS_SPECIFIC(type)=(struct cplus_struct_type*)&cplus_struct_default)

#define ALLOCATE_CPLUS_STRUCT_TYPE(type) allocate_cplus_struct_type (type)

#define HAVE_CPLUS_STRUCT(type) \

  (TYPE_CPLUS_SPECIFIC(type) != &cplus_struct_default)

#define TYPE_NAME(thistype) (thistype)->name

#define TYPE_TAG_NAME(type) ((type)->tag_name)

#define TYPE_TARGET_TYPE(thistype) (thistype)->target_type

#define TYPE_POINTER_TYPE(thistype) (thistype)->pointer_type

#define TYPE_REFERENCE_TYPE(thistype) (thistype)->reference_type

#define TYPE_CV_TYPE(thistype) (thistype)->cv_type

/* Note that if thistype is a TYPEDEF type, you have to call check_typedef.

   But check_typedef does set the TYPE_LENGTH of the TYPEDEF type,

   so you only have to call check_typedef once.  Since allocate_value

   calls check_typedef, TYPE_LENGTH (VALUE_TYPE (X)) is safe.  */

#define TYPE_LENGTH(thistype) (thistype)->length

#define TYPE_OBJFILE(thistype) (thistype)->objfile

#define TYPE_FLAGS(thistype) (thistype)->flags

#define TYPE_UNSIGNED(thistype) ((thistype)->flags & TYPE_FLAG_UNSIGNED)

#define TYPE_NOSIGN(thistype) ((thistype)->flags & TYPE_FLAG_NOSIGN)

#define TYPE_CONST(thistype) ((thistype)->flags & TYPE_FLAG_CONST)

#define TYPE_VOLATILE(thistype) ((thistype)->flags & TYPE_FLAG_VOLATILE)

#define TYPE_INCOMPLETE(thistype) ((thistype)->flags & TYPE_FLAG_INCOMPLETE)

/* Note that TYPE_CODE can be TYPE_CODE_TYPEDEF, so if you wan the real

   type, you need to do TYPE_CODE (check_type (this_type)). */

#define TYPE_CODE(thistype) (thistype)->code

#define TYPE_NFIELDS(thistype) (thistype)->nfields

#define TYPE_FIELDS(thistype) (thistype)->fields

#define TYPE_TEMPLATE_ARGS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->template_args

#define TYPE_INSTANTIATIONS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->instantiations

#define TYPE_INDEX_TYPE(type) TYPE_FIELD_TYPE (type, 0)

#define TYPE_LOW_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 0)

#define TYPE_HIGH_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 1)

/* Moto-specific stuff for FORTRAN arrays */

#define TYPE_ARRAY_UPPER_BOUND_TYPE(thistype) (thistype)->upper_bound_type

#define TYPE_ARRAY_LOWER_BOUND_TYPE(thistype) (thistype)->lower_bound_type

#define TYPE_ARRAY_UPPER_BOUND_VALUE(arraytype) \

   (TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),1))

#define TYPE_ARRAY_LOWER_BOUND_VALUE(arraytype) \

   (TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),0))

/* C++ */

#define TYPE_VPTR_BASETYPE(thistype) (thistype)->vptr_basetype

#define TYPE_DOMAIN_TYPE(thistype) (thistype)->vptr_basetype

#define TYPE_VPTR_FIELDNO(thistype) (thistype)->vptr_fieldno

#define TYPE_FN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fields

#define TYPE_NFN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields

#define TYPE_NFN_FIELDS_TOTAL(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields_total

#define TYPE_NTEMPLATE_ARGS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->ntemplate_args

#define TYPE_NINSTANTIATIONS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->ninstantiations

#define TYPE_DECLARED_TYPE(thistype) TYPE_CPLUS_SPECIFIC(thistype)->declared_type

#define TYPE_TYPE_SPECIFIC(thistype) (thistype)->type_specific

#define TYPE_ARG_TYPES(thistype) (thistype)->type_specific.arg_types

#define TYPE_CPLUS_SPECIFIC(thistype) (thistype)->type_specific.cplus_stuff

#define TYPE_BASECLASS(thistype,index) (thistype)->fields[index].type

#define TYPE_N_BASECLASSES(thistype) TYPE_CPLUS_SPECIFIC(thistype)->n_baseclasses

#define TYPE_BASECLASS_NAME(thistype,index) (thistype)->fields[index].name

#define TYPE_BASECLASS_BITPOS(thistype,index) TYPE_FIELD_BITPOS(thistype,index)

#define BASETYPE_VIA_PUBLIC(thistype, index) \

  ((!TYPE_FIELD_PRIVATE(thistype, index)) && (!TYPE_FIELD_PROTECTED(thistype, index)))

#define BASETYPE_VIA_VIRTUAL(thistype, index) \

  (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits == NULL ? 0 \

    : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (index)))

#define FIELD_TYPE(thisfld) ((thisfld).type)

#define FIELD_NAME(thisfld) ((thisfld).name)

#define FIELD_BITPOS(thisfld) ((thisfld).loc.bitpos)

#define FIELD_BITSIZE(thisfld) ((thisfld).bitsize)

#define FIELD_PHYSNAME(thisfld) ((thisfld).loc.physname)

#define FIELD_PHYSADDR(thisfld) ((thisfld).loc.physaddr)

#define SET_FIELD_PHYSNAME(thisfld, name) \

  ((thisfld).bitsize = -1, FIELD_PHYSNAME(thisfld) = (name))

#define SET_FIELD_PHYSADDR(thisfld, name) \

  ((thisfld).bitsize = -2, FIELD_PHYSADDR(thisfld) = (name))

#define TYPE_FIELD(thistype, n) (thistype)->fields[n]

#define TYPE_FIELD_TYPE(thistype, n) FIELD_TYPE(TYPE_FIELD(thistype, n))

#define TYPE_FIELD_NAME(thistype, n) FIELD_NAME(TYPE_FIELD(thistype, n))

#define TYPE_FIELD_BITPOS(thistype, n) FIELD_BITPOS(TYPE_FIELD(thistype,n))

#define TYPE_FIELD_BITSIZE(thistype, n) FIELD_BITSIZE(TYPE_FIELD(thistype,n))

#define TYPE_FIELD_PACKED(thistype, n) (FIELD_BITSIZE(TYPE_FIELD(thistype,n))!=0)

#define TYPE_TEMPLATE_ARG(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->template_args[n]

#define TYPE_INSTANTIATION(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->instantiations[n]

#define TYPE_FIELD_PRIVATE_BITS(thistype) \

  TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits

#define TYPE_FIELD_PROTECTED_BITS(thistype) \

  TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits

#define TYPE_FIELD_IGNORE_BITS(thistype) \

  TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits

#define TYPE_FIELD_VIRTUAL_BITS(thistype) \

  TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits

#define SET_TYPE_FIELD_PRIVATE(thistype, n) \

  B_SET (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n))

#define SET_TYPE_FIELD_PROTECTED(thistype, n) \

  B_SET (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n))

#define SET_TYPE_FIELD_IGNORE(thistype, n) \

  B_SET (TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n))

#define SET_TYPE_FIELD_VIRTUAL(thistype, n) \

  B_SET (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n))

#define TYPE_FIELD_PRIVATE(thistype, n) \

  (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits == NULL ? 0 \

    : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n)))

#define TYPE_FIELD_PROTECTED(thistype, n) \

  (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits == NULL ? 0 \

    : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n)))

#define TYPE_FIELD_IGNORE(thistype, n) \

  (TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits == NULL ? 0 \

    : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n)))

#define TYPE_FIELD_VIRTUAL(thistype, n) \

  (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits == NULL ? 0 \

    : B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n)))

#define TYPE_FIELD_STATIC(thistype, n) ((thistype)->fields[n].bitsize < 0)

#define TYPE_FIELD_STATIC_HAS_ADDR(thistype, n) ((thistype)->fields[n].bitsize == -2)

#define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) FIELD_PHYSNAME(TYPE_FIELD(thistype, n))

#define TYPE_FIELD_STATIC_PHYSADDR(thistype, n) FIELD_PHYSADDR(TYPE_FIELD(thistype, n))

#define TYPE_FN_FIELDLISTS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists

#define TYPE_FN_FIELDLIST(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n]

#define TYPE_FN_FIELDLIST1(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].fn_fields

#define TYPE_FN_FIELDLIST_NAME(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].name

#define TYPE_FN_FIELDLIST_LENGTH(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].length

#define TYPE_FN_FIELD(thisfn, n) (thisfn)[n]

#define TYPE_FN_FIELD_PHYSNAME(thisfn, n) (thisfn)[n].physname

#define TYPE_FN_FIELD_TYPE(thisfn, n) (thisfn)[n].type

#define TYPE_FN_FIELD_ARGS(thisfn, n) TYPE_ARG_TYPES ((thisfn)[n].type)

#define TYPE_FN_FIELD_CONST(thisfn, n) ((thisfn)[n].is_const)

#define TYPE_FN_FIELD_VOLATILE(thisfn, n) ((thisfn)[n].is_volatile)

#define TYPE_FN_FIELD_PRIVATE(thisfn, n) ((thisfn)[n].is_private)

#define TYPE_FN_FIELD_PROTECTED(thisfn, n) ((thisfn)[n].is_protected)

#define TYPE_FN_FIELD_PUBLIC(thisfn, n) ((thisfn)[n].is_public)

#define TYPE_FN_FIELD_STATIC(thisfn, n) ((thisfn)[n].is_static)

#define TYPE_FN_FIELD_FINAL(thisfn, n) ((thisfn)[n].is_final)

#define TYPE_FN_FIELD_SYNCHRONIZED(thisfn, n) ((thisfn)[n].is_synchronized)

#define TYPE_FN_FIELD_NATIVE(thisfn, n) ((thisfn)[n].is_native)

#define TYPE_FN_FIELD_ABSTRACT(thisfn, n) ((thisfn)[n].is_abstract)

#define TYPE_FN_FIELD_STUB(thisfn, n) ((thisfn)[n].is_stub)

#define TYPE_FN_FIELD_INLINED(thisfn, n) ((thisfn)[n].is_inlined)

#define TYPE_FN_FIELD_FCONTEXT(thisfn, n) ((thisfn)[n].fcontext)

#define TYPE_FN_FIELD_VOFFSET(thisfn, n) ((thisfn)[n].voffset-2)

#define TYPE_FN_FIELD_VIRTUAL_P(thisfn, n) ((thisfn)[n].voffset > 1)

#define TYPE_FN_FIELD_STATIC_P(thisfn, n) ((thisfn)[n].voffset == VOFFSET_STATIC)

#define TYPE_RUNTIME_PTR(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->runtime_ptr)

#define TYPE_VTABLE(thistype) (TYPE_RUNTIME_PTR(thistype)->has_vtable)

#define TYPE_HAS_VTABLE(thistype) (TYPE_RUNTIME_PTR(thistype) && TYPE_VTABLE(thistype))

#define TYPE_PRIMARY_BASE(thistype) (TYPE_RUNTIME_PTR(thistype)->primary_base)

#define TYPE_VIRTUAL_BASE_LIST(thistype) (TYPE_RUNTIME_PTR(thistype)->virtual_base_list)

#define TYPE_LOCALTYPE_PTR(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr)

#define TYPE_LOCALTYPE_FILE(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr->file)

#define TYPE_LOCALTYPE_LINE(thistype) (TYPE_CPLUS_SPECIFIC(thistype)->localtype_ptr->line)

#define TYPE_IS_OPAQUE(thistype) (((TYPE_CODE (thistype) == TYPE_CODE_STRUCT) ||        \

                                   (TYPE_CODE (thistype) == TYPE_CODE_UNION))        && \

                                  (TYPE_NFIELDS (thistype) == 0)                     && \

                                  (TYPE_CPLUS_SPECIFIC (thistype) && (TYPE_NFN_FIELDS (thistype) == 0)))